diff --git a/.gitignore b/.gitignore
index c01f9ad..cfa77c7 100644
--- a/.gitignore
+++ b/.gitignore
@@ -13,3 +13,4 @@ examples/votchallenge/cache
 
 # config file for `vot` that needs to be hand-edited per machine
 examples/votchallenge/trackers.ini
+testdata/
\ No newline at end of file
diff --git a/Cargo.lock b/Cargo.lock
index 4cbef43..648ed2b 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -4,9 +4,9 @@ version = 3
 
 [[package]]
 name = "ab_glyph_rasterizer"
-version = "0.1.5"
+version = "0.1.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a13739d7177fbd22bb0ed28badfff9f372f8bef46c863db4e1c6248f6b223b6e"
+checksum = "c71b1793ee61086797f5c80b6efa2b8ffa6d5dd703f118545808a7f2e27f7046"
 
 [[package]]
 name = "adler"
@@ -14,26 +14,20 @@ version = "1.0.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f26201604c87b1e01bd3d98f8d5d9a8fcbb815e8cedb41ffccbeb4bf593a35fe"
 
-[[package]]
-name = "adler32"
-version = "1.2.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "aae1277d39aeec15cb388266ecc24b11c80469deae6067e17a1a7aa9e5c1f234"
-
 [[package]]
 name = "aho-corasick"
-version = "0.7.19"
+version = "1.1.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b4f55bd91a0978cbfd91c457a164bab8b4001c833b7f323132c0a4e1922dd44e"
+checksum = "8e60d3430d3a69478ad0993f19238d2df97c507009a52b3c10addcd7f6bcb916"
 dependencies = [
  "memchr",
 ]
 
 [[package]]
 name = "anyhow"
-version = "1.0.65"
+version = "1.0.81"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "98161a4e3e2184da77bb14f02184cdd111e83bbbcc9979dfee3c44b9a85f5602"
+checksum = "0952808a6c2afd1aa8947271f3a60f1a6763c7b912d210184c5149b5cf147247"
 
 [[package]]
 name = "approx"
@@ -57,9 +51,9 @@ dependencies = [
 
 [[package]]
 name = "autocfg"
-version = "1.1.0"
+version = "1.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d468802bab17cbc0cc575e9b053f41e72aa36bfa6b7f55e3529ffa43161b97fa"
+checksum = "f1fdabc7756949593fe60f30ec81974b613357de856987752631dea1e3394c80"
 
 [[package]]
 name = "bitflags"
@@ -69,21 +63,21 @@ checksum = "bef38d45163c2f1dde094a7dfd33ccf595c92905c8f8f4fdc18d06fb1037718a"
 
 [[package]]
 name = "bumpalo"
-version = "3.11.0"
+version = "3.15.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c1ad822118d20d2c234f427000d5acc36eabe1e29a348c89b63dd60b13f28e5d"
+checksum = "7ff69b9dd49fd426c69a0db9fc04dd934cdb6645ff000864d98f7e2af8830eaa"
 
 [[package]]
 name = "bytemuck"
-version = "1.12.1"
+version = "1.15.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2f5715e491b5a1598fc2bef5a606847b5dc1d48ea625bd3c02c00de8285591da"
+checksum = "5d6d68c57235a3a081186990eca2867354726650f42f7516ca50c28d6281fd15"
 
 [[package]]
 name = "byteorder"
-version = "1.4.3"
+version = "1.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "14c189c53d098945499cdfa7ecc63567cf3886b3332b312a5b4585d8d3a6a610"
+checksum = "1fd0f2584146f6f2ef48085050886acf353beff7305ebd1ae69500e27c67f64b"
 
 [[package]]
 name = "cfg-if"
@@ -108,57 +102,37 @@ dependencies = [
 
 [[package]]
 name = "crc32fast"
-version = "1.3.2"
+version = "1.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b540bd8bc810d3885c6ea91e2018302f68baba2129ab3e88f32389ee9370880d"
+checksum = "b3855a8a784b474f333699ef2bbca9db2c4a1f6d9088a90a2d25b1eb53111eaa"
 dependencies = [
  "cfg-if",
 ]
 
-[[package]]
-name = "crossbeam-channel"
-version = "0.5.6"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c2dd04ddaf88237dc3b8d8f9a3c1004b506b54b3313403944054d23c0870c521"
-dependencies = [
- "cfg-if",
- "crossbeam-utils",
-]
-
 [[package]]
 name = "crossbeam-deque"
-version = "0.8.2"
+version = "0.8.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "715e8152b692bba2d374b53d4875445368fdf21a94751410af607a5ac677d1fc"
+checksum = "613f8cc01fe9cf1a3eb3d7f488fd2fa8388403e97039e2f73692932e291a770d"
 dependencies = [
- "cfg-if",
  "crossbeam-epoch",
  "crossbeam-utils",
 ]
 
 [[package]]
 name = "crossbeam-epoch"
-version = "0.9.10"
+version = "0.9.18"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "045ebe27666471bb549370b4b0b3e51b07f56325befa4284db65fc89c02511b1"
+checksum = "5b82ac4a3c2ca9c3460964f020e1402edd5753411d7737aa39c3714ad1b5420e"
 dependencies = [
- "autocfg",
- "cfg-if",
  "crossbeam-utils",
- "memoffset",
- "once_cell",
- "scopeguard",
 ]
 
 [[package]]
 name = "crossbeam-utils"
-version = "0.8.11"
+version = "0.8.19"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "51887d4adc7b564537b15adcfb307936f8075dfcd5f00dde9a9f1d29383682bc"
-dependencies = [
- "cfg-if",
- "once_cell",
-]
+checksum = "248e3bacc7dc6baa3b21e405ee045c3047101a49145e7e9eca583ab4c2ca5345"
 
 [[package]]
 name = "custom_derive"
@@ -167,25 +141,25 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ef8ae57c4978a2acd8b869ce6b9ca1dfe817bff704c220209fdef2c0b75a01b9"
 
 [[package]]
-name = "deflate"
-version = "1.0.0"
+name = "deranged"
+version = "0.3.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c86f7e25f518f4b81808a2cf1c50996a61f5c2eb394b2393bd87f2a4780a432f"
+checksum = "b42b6fa04a440b495c8b04d0e71b707c585f83cb9cb28cf8cd0d976c315e31b4"
 dependencies = [
- "adler32",
+ "powerfmt",
 ]
 
 [[package]]
 name = "either"
-version = "1.8.0"
+version = "1.10.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "90e5c1c8368803113bf0c9584fc495a58b86dc8a29edbf8fe877d21d9507e797"
+checksum = "11157ac094ffbdde99aa67b23417ebdd801842852b500e395a45a9c0aac03e4a"
 
 [[package]]
 name = "env_logger"
-version = "0.9.1"
+version = "0.9.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c90bf5f19754d10198ccb95b70664fc925bd1fc090a0fd9a6ebc54acc8cd6272"
+checksum = "a12e6657c4c97ebab115a42dcee77225f7f482cdd841cf7088c657a42e9e00e7"
 dependencies = [
  "atty",
  "humantime",
@@ -194,6 +168,25 @@ dependencies = [
  "termcolor",
 ]
 
+[[package]]
+name = "fdeflate"
+version = "0.3.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4f9bfee30e4dedf0ab8b422f03af778d9612b63f502710fc500a334ebe2de645"
+dependencies = [
+ "simd-adler32",
+]
+
+[[package]]
+name = "flate2"
+version = "1.0.28"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "46303f565772937ffe1d394a4fac6f411c6013172fadde9dcdb1e147a086940e"
+dependencies = [
+ "crc32fast",
+ "miniz_oxide",
+]
+
 [[package]]
 name = "getrandom"
 version = "0.1.16"
@@ -222,15 +215,14 @@ checksum = "9a3a5bfb195931eeb336b2a7b4d761daec841b97f947d34394601737a7bba5e4"
 
 [[package]]
 name = "image"
-version = "0.24.3"
+version = "0.24.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7e30ca2ecf7666107ff827a8e481de6a132a9b687ed3bb20bb1c144a36c00964"
+checksum = "5690139d2f55868e080017335e4b94cb7414274c74f1669c84fb5feba2c9f69d"
 dependencies = [
  "bytemuck",
  "byteorder",
  "color_quant",
  "jpeg-decoder",
- "num-rational",
  "num-traits",
  "png",
 ]
@@ -255,68 +247,58 @@ dependencies = [
 
 [[package]]
 name = "itertools"
-version = "0.10.3"
+version = "0.10.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a9a9d19fa1e79b6215ff29b9d6880b706147f16e9b1dbb1e4e5947b5b02bc5e3"
+checksum = "b0fd2260e829bddf4cb6ea802289de2f86d6a7a690192fbe91b3f46e0f2c8473"
 dependencies = [
  "either",
 ]
 
 [[package]]
 name = "jpeg-decoder"
-version = "0.2.6"
+version = "0.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9478aa10f73e7528198d75109c8be5cd7d15fb530238040148d5f9a22d4c5b3b"
+checksum = "f5d4a7da358eff58addd2877a45865158f0d78c911d43a5784ceb7bbf52833b0"
 dependencies = [
  "rayon",
 ]
 
 [[package]]
 name = "libc"
-version = "0.2.132"
+version = "0.2.153"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8371e4e5341c3a96db127eb2465ac681ced4c433e01dd0e938adbef26ba93ba5"
+checksum = "9c198f91728a82281a64e1f4f9eeb25d82cb32a5de251c6bd1b5154d63a8e7bd"
 
 [[package]]
 name = "log"
-version = "0.4.17"
+version = "0.4.21"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "abb12e687cfb44aa40f41fc3978ef76448f9b6038cad6aef4259d3c095a2382e"
-dependencies = [
- "cfg-if",
-]
+checksum = "90ed8c1e510134f979dbc4f070f87d4313098b704861a105fe34231c70a3901c"
 
 [[package]]
 name = "matrixmultiply"
-version = "0.3.2"
+version = "0.3.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "add85d4dd35074e6fedc608f8c8f513a3548619a9024b751949ef0e8e45a4d84"
+checksum = "7574c1cf36da4798ab73da5b215bbf444f50718207754cb522201d78d1cd0ff2"
 dependencies = [
+ "autocfg",
  "rawpointer",
 ]
 
 [[package]]
 name = "memchr"
-version = "2.5.0"
+version = "2.7.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2dffe52ecf27772e601905b7522cb4ef790d2cc203488bbd0e2fe85fcb74566d"
-
-[[package]]
-name = "memoffset"
-version = "0.6.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5aa361d4faea93603064a027415f07bd8e1d5c88c9fbf68bf56a285428fd79ce"
-dependencies = [
- "autocfg",
-]
+checksum = "6c8640c5d730cb13ebd907d8d04b52f55ac9a2eec55b440c8892f40d56c76c1d"
 
 [[package]]
 name = "miniz_oxide"
-version = "0.5.3"
+version = "0.7.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6f5c75688da582b8ffc1f1799e9db273f32133c49e048f614d22ec3256773ccc"
+checksum = "9d811f3e15f28568be3407c8e7fdb6514c1cda3cb30683f15b6a1a1dc4ea14a7"
 dependencies = [
  "adler",
+ "simd-adler32",
 ]
 
 [[package]]
@@ -351,9 +333,9 @@ dependencies = [
 
 [[package]]
 name = "num"
-version = "0.4.0"
+version = "0.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "43db66d1170d347f9a065114077f7dccb00c1b9478c89384490a3425279a4606"
+checksum = "b05180d69e3da0e530ba2a1dae5110317e49e3b7f3d41be227dc5f92e49ee7af"
 dependencies = [
  "num-bigint",
  "num-complex",
@@ -365,9 +347,9 @@ dependencies = [
 
 [[package]]
 name = "num-bigint"
-version = "0.4.3"
+version = "0.4.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f93ab6289c7b344a8a9f60f88d80aa20032336fe78da341afc91c8a2341fc75f"
+checksum = "608e7659b5c3d7cba262d894801b9ec9d00de989e8a82bd4bef91d08da45cdc0"
 dependencies = [
  "autocfg",
  "num-integer",
@@ -376,28 +358,33 @@ dependencies = [
 
 [[package]]
 name = "num-complex"
-version = "0.4.2"
+version = "0.4.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7ae39348c8bc5fbd7f40c727a9925f03517afd2ab27d46702108b6a7e5414c19"
+checksum = "23c6602fda94a57c990fe0df199a035d83576b496aa29f4e634a8ac6004e68a6"
 dependencies = [
  "num-traits",
 ]
 
+[[package]]
+name = "num-conv"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "51d515d32fb182ee37cda2ccdcb92950d6a3c2893aa280e540671c2cd0f3b1d9"
+
 [[package]]
 name = "num-integer"
-version = "0.1.45"
+version = "0.1.46"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "225d3389fb3509a24c93f5c29eb6bde2586b98d9f016636dff58d7c6f7569cd9"
+checksum = "7969661fd2958a5cb096e56c8e1ad0444ac2bbcd0061bd28660485a44879858f"
 dependencies = [
- "autocfg",
  "num-traits",
 ]
 
 [[package]]
 name = "num-iter"
-version = "0.1.43"
+version = "0.1.44"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7d03e6c028c5dc5cac6e2dec0efda81fc887605bb3d884578bb6d6bf7514e252"
+checksum = "d869c01cc0c455284163fd0092f1f93835385ccab5a98a0dcc497b2f8bf055a9"
 dependencies = [
  "autocfg",
  "num-integer",
@@ -418,94 +405,82 @@ dependencies = [
 
 [[package]]
 name = "num-traits"
-version = "0.2.15"
+version = "0.2.18"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "578ede34cf02f8924ab9447f50c28075b4d3e5b269972345e7e0372b38c6cdcd"
+checksum = "da0df0e5185db44f69b44f26786fe401b6c293d1907744beaa7fa62b2e5a517a"
 dependencies = [
  "autocfg",
 ]
 
-[[package]]
-name = "num_cpus"
-version = "1.13.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "19e64526ebdee182341572e50e9ad03965aa510cd94427a4549448f285e957a1"
-dependencies = [
- "hermit-abi",
- "libc",
-]
-
-[[package]]
-name = "num_threads"
-version = "0.1.6"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2819ce041d2ee131036f4fc9d6ae7ae125a3a40e97ba64d04fe799ad9dabbb44"
-dependencies = [
- "libc",
-]
-
 [[package]]
 name = "once_cell"
-version = "1.14.0"
+version = "1.19.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2f7254b99e31cad77da24b08ebf628882739a608578bb1bcdfc1f9c21260d7c0"
+checksum = "3fdb12b2476b595f9358c5161aa467c2438859caa136dec86c26fdd2efe17b92"
 
 [[package]]
 name = "owned_ttf_parser"
-version = "0.6.0"
+version = "0.15.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9f923fb806c46266c02ab4a5b239735c144bdeda724a50ed058e5226f594cde3"
+checksum = "05e6affeb1632d6ff6a23d2cd40ffed138e82f1532571a26f527c8a284bb2fbb"
 dependencies = [
  "ttf-parser",
 ]
 
 [[package]]
 name = "paste"
-version = "1.0.9"
+version = "1.0.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b1de2e551fb905ac83f73f7aedf2f0cb4a0da7e35efa24a202a936269f1f18e1"
+checksum = "de3145af08024dea9fa9914f381a17b8fc6034dfb00f3a84013f7ff43f29ed4c"
 
 [[package]]
 name = "png"
-version = "0.17.5"
+version = "0.17.13"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dc38c0ad57efb786dd57b9864e5b18bae478c00c824dc55a38bbc9da95dde3ba"
+checksum = "06e4b0d3d1312775e782c86c91a111aa1f910cbb65e1337f9975b5f9a554b5e1"
 dependencies = [
  "bitflags",
  "crc32fast",
- "deflate",
+ "fdeflate",
+ "flate2",
  "miniz_oxide",
 ]
 
+[[package]]
+name = "powerfmt"
+version = "0.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "439ee305def115ba05938db6eb1644ff94165c5ab5e9420d1c1bcedbba909391"
+
 [[package]]
 name = "ppv-lite86"
-version = "0.2.16"
+version = "0.2.17"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "eb9f9e6e233e5c4a35559a617bf40a4ec447db2e84c20b55a6f83167b7e57872"
+checksum = "5b40af805b3121feab8a3c29f04d8ad262fa8e0561883e7653e024ae4479e6de"
 
 [[package]]
 name = "primal-check"
-version = "0.3.2"
+version = "0.3.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8b264861209b0641a9b7571695029f516698bd3f2bf46eb61fca408675630b8c"
+checksum = "9df7f93fd637f083201473dab4fee2db4c429d32e55e3299980ab3957ab916a0"
 dependencies = [
  "num-integer",
 ]
 
 [[package]]
 name = "proc-macro2"
-version = "1.0.43"
+version = "1.0.79"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0a2ca2c61bc9f3d74d2886294ab7b9853abd9c1ad903a3ac7815c58989bb7bab"
+checksum = "e835ff2298f5721608eb1a980ecaee1aef2c132bf95ecc026a11b7bf3c01c02e"
 dependencies = [
  "unicode-ident",
 ]
 
 [[package]]
 name = "quote"
-version = "1.0.21"
+version = "1.0.35"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bbe448f377a7d6961e30f5955f9b8d106c3f5e449d493ee1b125c1d43c2b5179"
+checksum = "291ec9ab5efd934aaf503a6466c5d5251535d108ee747472c3977cc5acc868ef"
 dependencies = [
  "proc-macro2",
 ]
@@ -568,33 +543,41 @@ checksum = "60a357793950651c4ed0f3f52338f53b2f809f32d83a07f72909fa13e4c6c1e3"
 
 [[package]]
 name = "rayon"
-version = "1.5.3"
+version = "1.10.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bd99e5772ead8baa5215278c9b15bf92087709e9c1b2d1f97cdb5a183c933a7d"
+checksum = "b418a60154510ca1a002a752ca9714984e21e4241e804d32555251faf8b78ffa"
 dependencies = [
- "autocfg",
- "crossbeam-deque",
  "either",
  "rayon-core",
 ]
 
 [[package]]
 name = "rayon-core"
-version = "1.9.3"
+version = "1.12.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "258bcdb5ac6dad48491bb2992db6b7cf74878b0384908af124823d118c99683f"
+checksum = "1465873a3dfdaa8ae7cb14b4383657caab0b3e8a0aa9ae8e04b044854c8dfce2"
 dependencies = [
- "crossbeam-channel",
  "crossbeam-deque",
  "crossbeam-utils",
- "num_cpus",
 ]
 
 [[package]]
 name = "regex"
-version = "1.6.0"
+version = "1.10.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c117dbdfde9c8308975b6a18d71f3f385c89461f7b3fb054288ecf2a2058ba4c"
+dependencies = [
+ "aho-corasick",
+ "memchr",
+ "regex-automata",
+ "regex-syntax",
+]
+
+[[package]]
+name = "regex-automata"
+version = "0.4.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4c4eb3267174b8c6c2f654116623910a0fef09c4753f8dd83db29c48a0df988b"
+checksum = "86b83b8b9847f9bf95ef68afb0b8e6cdb80f498442f5179a29fad448fcc1eaea"
 dependencies = [
  "aho-corasick",
  "memchr",
@@ -603,15 +586,15 @@ dependencies = [
 
 [[package]]
 name = "regex-syntax"
-version = "0.6.27"
+version = "0.8.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a3f87b73ce11b1619a3c6332f45341e0047173771e8b8b73f87bfeefb7b56244"
+checksum = "adad44e29e4c806119491a7f06f03de4d1af22c3a680dd47f1e6e179439d1f56"
 
 [[package]]
 name = "rustfft"
-version = "6.0.1"
+version = "6.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b1d089e5c57521629a59f5f39bca7434849ff89bd6873b521afe389c1c602543"
+checksum = "43806561bc506d0c5d160643ad742e3161049ac01027b5e6d7524091fd401d86"
 dependencies = [
  "num-complex",
  "num-integer",
@@ -619,13 +602,14 @@ dependencies = [
  "primal-check",
  "strength_reduce",
  "transpose",
+ "version_check",
 ]
 
 [[package]]
 name = "rusttype"
-version = "0.9.2"
+version = "0.9.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dc7c727aded0be18c5b80c1640eae0ac8e396abf6fa8477d96cb37d18ee5ec59"
+checksum = "3ff8374aa04134254b7995b63ad3dc41c7f7236f69528b28553da7d72efaa967"
 dependencies = [
  "ab_glyph_rasterizer",
  "owned_ttf_parser",
@@ -633,24 +617,38 @@ dependencies = [
 
 [[package]]
 name = "safe_arch"
-version = "0.6.0"
+version = "0.7.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "794821e4ccb0d9f979512f9c1973480123f9bd62a90d74ab0f9426fcf8f4a529"
+checksum = "f398075ce1e6a179b46f51bd88d0598b92b00d3551f1a2d4ac49e771b56ac354"
 dependencies = [
  "bytemuck",
 ]
 
 [[package]]
-name = "scopeguard"
-version = "1.1.0"
+name = "serde"
+version = "1.0.197"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d29ab0c6d3fc0ee92fe66e2d99f700eab17a8d57d1c1d3b748380fb20baa78cd"
+checksum = "3fb1c873e1b9b056a4dc4c0c198b24c3ffa059243875552b2bd0933b1aee4ce2"
+dependencies = [
+ "serde_derive",
+]
+
+[[package]]
+name = "serde_derive"
+version = "1.0.197"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7eb0b34b42edc17f6b7cac84a52a1c5f0e1bb2227e997ca9011ea3dd34e8610b"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+]
 
 [[package]]
 name = "simba"
-version = "0.7.2"
+version = "0.7.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c48e45e5961033db030b56ad67aef22e9c908c493a6e8348c0a0f6b93433cd77"
+checksum = "2f3fd720c48c53cace224ae62bef1bbff363a70c68c4802a78b5cc6159618176"
 dependencies = [
  "approx",
  "num-complex",
@@ -659,17 +657,23 @@ dependencies = [
  "wide",
 ]
 
+[[package]]
+name = "simd-adler32"
+version = "0.3.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d66dc143e6b11c1eddc06d5c423cfc97062865baf299914ab64caa38182078fe"
+
 [[package]]
 name = "strength_reduce"
-version = "0.2.3"
+version = "0.2.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a3ff2f71c82567c565ba4b3009a9350a96a7269eaa4001ebedae926230bc2254"
+checksum = "fe895eb47f22e2ddd4dabc02bce419d2e643c8e3b585c78158b349195bc24d82"
 
 [[package]]
 name = "syn"
-version = "1.0.99"
+version = "2.0.58"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "58dbef6ec655055e20b86b15a8cc6d439cca19b667537ac6a1369572d151ab13"
+checksum = "44cfb93f38070beee36b3fef7d4f5a16f27751d94b187b666a5cc5e9b0d30687"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -678,28 +682,37 @@ dependencies = [
 
 [[package]]
 name = "termcolor"
-version = "1.1.3"
+version = "1.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bab24d30b911b2376f3a13cc2cd443142f0c81dda04c118693e35b3835757755"
+checksum = "06794f8f6c5c898b3275aebefa6b8a1cb24cd2c6c79397ab15774837a0bc5755"
 dependencies = [
  "winapi-util",
 ]
 
 [[package]]
 name = "time"
-version = "0.3.14"
+version = "0.3.34"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3c3f9a28b618c3a6b9251b6908e9c99e04b9e5c02e6581ccbb67d59c34ef7f9b"
+checksum = "c8248b6521bb14bc45b4067159b9b6ad792e2d6d754d6c41fb50e29fefe38749"
 dependencies = [
- "libc",
- "num_threads",
+ "deranged",
+ "num-conv",
+ "powerfmt",
+ "serde",
+ "time-core",
 ]
 
+[[package]]
+name = "time-core"
+version = "0.1.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ef927ca75afb808a4d64dd374f00a2adf8d0fcff8e7b184af886c3c87ec4a3f3"
+
 [[package]]
 name = "transpose"
-version = "0.2.1"
+version = "0.2.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "95f9c900aa98b6ea43aee227fd680550cdec726526aab8ac801549eadb25e39f"
+checksum = "1ad61aed86bc3faea4300c7aee358b4c6d0c8d6ccc36524c96e4c92ccf26e77e"
 dependencies = [
  "num-integer",
  "strength_reduce",
@@ -707,21 +720,27 @@ dependencies = [
 
 [[package]]
 name = "ttf-parser"
-version = "0.6.2"
+version = "0.15.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3e5d7cd7ab3e47dda6e56542f4bbf3824c15234958c6e1bd6aaa347e93499fdc"
+checksum = "7b3e06c9b9d80ed6b745c7159c40b311ad2916abb34a49e9be2653b90db0d8dd"
 
 [[package]]
 name = "typenum"
-version = "1.15.0"
+version = "1.17.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dcf81ac59edc17cc8697ff311e8f5ef2d99fcbd9817b34cec66f90b6c3dfd987"
+checksum = "42ff0bf0c66b8238c6f3b578df37d0b7848e55df8577b3f74f92a69acceeb825"
 
 [[package]]
 name = "unicode-ident"
-version = "1.0.3"
+version = "1.0.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c4f5b37a154999a8f3f98cc23a628d850e154479cd94decf3414696e12e31aaf"
+checksum = "3354b9ac3fae1ff6755cb6db53683adb661634f67557942dea4facebec0fee4b"
+
+[[package]]
+name = "version_check"
+version = "0.9.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "49874b5167b65d7193b8aba1567f5c7d93d001cafc34600cee003eda787e483f"
 
 [[package]]
 name = "wasi"
@@ -731,9 +750,9 @@ checksum = "cccddf32554fecc6acb585f82a32a72e28b48f8c4c1883ddfeeeaa96f7d8e519"
 
 [[package]]
 name = "wasm-bindgen"
-version = "0.2.82"
+version = "0.2.92"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fc7652e3f6c4706c8d9cd54832c4a4ccb9b5336e2c3bd154d5cccfbf1c1f5f7d"
+checksum = "4be2531df63900aeb2bca0daaaddec08491ee64ceecbee5076636a3b026795a8"
 dependencies = [
  "cfg-if",
  "wasm-bindgen-macro",
@@ -741,9 +760,9 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen-backend"
-version = "0.2.82"
+version = "0.2.92"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "662cd44805586bd52971b9586b1df85cdbbd9112e4ef4d8f41559c334dc6ac3f"
+checksum = "614d787b966d3989fa7bb98a654e369c762374fd3213d212cfc0251257e747da"
 dependencies = [
  "bumpalo",
  "log",
@@ -756,9 +775,9 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen-macro"
-version = "0.2.82"
+version = "0.2.92"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b260f13d3012071dfb1512849c033b1925038373aea48ced3012c09df952c602"
+checksum = "a1f8823de937b71b9460c0c34e25f3da88250760bec0ebac694b49997550d726"
 dependencies = [
  "quote",
  "wasm-bindgen-macro-support",
@@ -766,9 +785,9 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen-macro-support"
-version = "0.2.82"
+version = "0.2.92"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5be8e654bdd9b79216c2929ab90721aa82faf65c48cdf08bdc4e7f51357b80da"
+checksum = "e94f17b526d0a461a191c78ea52bbce64071ed5c04c9ffe424dcb38f74171bb7"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -779,15 +798,15 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen-shared"
-version = "0.2.82"
+version = "0.2.92"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6598dd0bd3c7d51095ff6531a5b23e02acdc81804e30d8f07afb77b7215a140a"
+checksum = "af190c94f2773fdb3729c55b007a722abb5384da03bc0986df4c289bf5567e96"
 
 [[package]]
 name = "wide"
-version = "0.7.4"
+version = "0.7.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b3aba2d1dac31ac7cae82847ac5b8be822aee8f99a4e100f279605016b185c5f"
+checksum = "89beec544f246e679fc25490e3f8e08003bc4bf612068f325120dad4cea02c1c"
 dependencies = [
  "bytemuck",
  "safe_arch",
@@ -811,9 +830,9 @@ checksum = "ac3b87c63620426dd9b991e5ce0329eff545bccbbb34f3be09ff6fb6ab51b7b6"
 
 [[package]]
 name = "winapi-util"
-version = "0.1.5"
+version = "0.1.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "70ec6ce85bb158151cae5e5c87f95a8e97d2c0c4b001223f33a334e3ce5de178"
+checksum = "f29e6f9198ba0d26b4c9f07dbe6f9ed633e1f3d5b8b414090084349e46a52596"
 dependencies = [
  "winapi",
 ]
diff --git a/examples/demo.rs b/examples/demo.rs
index d66aa2a..b8cbd6d 100644
--- a/examples/demo.rs
+++ b/examples/demo.rs
@@ -19,7 +19,7 @@ fn main() {
     // remove the first element from the list of arguments, which is the call to the binary
     let inputfiles = &args[1..];
 
-    if inputfiles.len() == 0 {
+    if inputfiles.is_empty() {
         panic!("no input files specified");
     }
     let mut images = inputfiles.iter().map(|path| image::open(path).unwrap());
@@ -30,7 +30,7 @@ fn main() {
     let window_size = 64; //size of the tracking window
     let psr_thresh = 7.0; // how high the psr must be before prediction is considered succesful.
     let settings = MosseTrackerSettings {
-        window_size: window_size,
+        window_size,
         width,
         height,
         regularization: 0.001,
@@ -124,7 +124,9 @@ fn main() {
                 &mut img_copy,
                 color,
                 (pred.location.0 - (window_size / 2)).try_into().unwrap(),
-                (pred.location.1 - (window_size / 2) + FONT_SCALE as u32).try_into().unwrap(),
+                (pred.location.1 - (window_size / 2) + FONT_SCALE as u32)
+                    .try_into()
+                    .unwrap(),
                 Scale::uniform(FONT_SCALE),
                 &font,
                 &format!("PSR: {:.2}", pred.psr),
diff --git a/examples/votchallenge/main.rs b/examples/votchallenge/main.rs
index b932637..ec97f7b 100644
--- a/examples/votchallenge/main.rs
+++ b/examples/votchallenge/main.rs
@@ -74,7 +74,7 @@ impl MosseTraxServer {
         let window_size = f64::max(region.width, region.height) as u32; // size of the tracking window
         let psr_thresh = 7.0; // how high the psr must be before prediction is considered succesful.
         let settings = MosseTrackerSettings {
-            window_size: window_size,
+            window_size,
             width,
             height,
             regularization: 0.001,
diff --git a/examples/votchallenge/trax_protocol.rs b/examples/votchallenge/trax_protocol.rs
index 23f2f2e..c0855f9 100644
--- a/examples/votchallenge/trax_protocol.rs
+++ b/examples/votchallenge/trax_protocol.rs
@@ -172,7 +172,7 @@ impl FromStr for Region {
     fn from_str(s: &str) -> Result<Self, Self::Err> {
         let [x, y, width, height]: [f64; 4] = s
             .split(|c| c == ',' || c == '\t')
-            .map(|n| f64::from_str(n))
+            .map(f64::from_str)
             .collect::<Result<Vec<_>, _>>()?
             .try_into()
             .map_err(|v| anyhow::anyhow!("{v:?} could not be coerced into a [f64; 4]"))?;
diff --git a/src/lib.rs b/src/lib.rs
index 7a1f078..8bc6acd 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -48,13 +48,13 @@ fn preprocess(image: &GrayImage) -> Vec<f32> {
     // normalize to mean = 0 (subtract image-wide mean from each pixel)
     let sum: f32 = prepped.iter().sum();
     let mean: f32 = sum / prepped.len() as f32;
-    prepped.iter_mut().for_each(|p| *p = *p - mean);
+    prepped.iter_mut().for_each(|p| *p -= mean);
 
     // normalize to norm = 1, if possible
     let u: f32 = prepped.iter().map(|a| a * a).sum();
     let norm = u.sqrt();
     if norm != 0.0 {
-        prepped.iter_mut().for_each(|e| *e = *e / norm)
+        prepped.iter_mut().for_each(|e| *e /= norm)
     }
 
     // multiply each pixel by a cosine window
@@ -64,12 +64,12 @@ fn preprocess(image: &GrayImage) -> Vec<f32> {
         for j in 0..height {
             let cww = ((f32::consts::PI * i as f32) / (width - 1) as f32).sin();
             let cwh = ((f32::consts::PI * j as f32) / (height - 1) as f32).sin();
-            prepped[position] = cww.min(cwh) * prepped[position];
+            prepped[position] *= cww.min(cwh);
             position += 1;
         }
     }
 
-    return prepped;
+    prepped
 }
 
 type Identifier = u32;
@@ -88,11 +88,11 @@ pub struct MultiMosseTracker {
 
 impl MultiMosseTracker {
     pub fn new(settings: MosseTrackerSettings, desperation_level: u32) -> MultiMosseTracker {
-        return MultiMosseTracker {
+        MultiMosseTracker {
             trackers: Vec::new(),
-            settings: settings,
-            desperation_level: desperation_level,
-        };
+            settings,
+            desperation_level,
+        }
     }
 
     pub fn add_or_replace_target(&mut self, id: Identifier, coords: (u32, u32), frame: &GrayImage) {
@@ -135,7 +135,7 @@ impl MultiMosseTracker {
         self.trackers
             .retain(|(_id, death_count, _tracker)| death_count < level);
 
-        return predictions;
+        predictions
     }
 
     pub fn dump_filter_reals(&self) -> Vec<GrayImage> {
@@ -236,11 +236,11 @@ impl MosseTracker {
         let mut target: Vec<Complex<f32>> =
             build_target(settings.window_size, settings.window_size)
                 .into_iter()
-                .map(|p| Complex::new(p as f32, 0.0))
+                .map(|p| Complex::new(p, 0.0))
                 .collect();
         fft.process(&mut target);
 
-        return MosseTracker {
+        MosseTracker {
             filter,
             last_top: top,
             last_bottom: bottom,
@@ -254,19 +254,19 @@ impl MosseTracker {
             frame_height: settings.height,
             window_size: settings.window_size,
             current_target_center: (0, 0),
-        };
+        }
     }
 
     fn compute_2dfft(&self, imagedata: Vec<f32>) -> Vec<Complex<f32>> {
         let mut buffer: Vec<Complex<f32>> = imagedata
             .into_iter()
-            .map(|p| Complex::new(p as f32, 0.0))
+            .map(|p| Complex::new(p, 0.0))
             .collect();
 
         // fft.process() CONSUMES the input buffer as scratch space, make sure it is not reused
         self.fft.process(&mut buffer);
 
-        return buffer;
+        buffer
     }
 
     // Train a new filter on the first frame in which the object occurs
@@ -305,14 +305,14 @@ impl MosseTracker {
                     .unwrap();
             }
 
-            return training_frame;
+            training_frame
         });
 
         // build an iterator that produces training frames that have been slightly scaled to various degrees ('zoomed')
         let scaled_frames = [0.8, 0.9, 1.1, 1.2].into_iter().map(|scalefactor| {
             let scale = Projection::scale(scalefactor, scalefactor);
 
-            let scaled_training_frame = warp(&window, &scale, Interpolation::Nearest, Luma([0]));
+            let scaled_training_frame = warp(window, &scale, Interpolation::Nearest, Luma([0]));
 
             #[cfg(debug_assertions)]
             {
@@ -321,7 +321,7 @@ impl MosseTracker {
                     .unwrap();
             }
 
-            return scaled_training_frame;
+            scaled_training_frame
         });
 
         // Chain these iterators together.
@@ -459,10 +459,10 @@ impl MosseTracker {
             max_coord_in_window,
         );
 
-        return Prediction {
+        Prediction {
             location: self.current_target_center,
             psr: self.last_psr,
-        };
+        }
     }
 
     // update the filter
@@ -530,10 +530,10 @@ impl MosseTracker {
         let realfilter = h.iter().map(|c| c.re).collect();
         let imfilter = h.iter().map(|c| c.im).collect();
 
-        return (
+        (
             to_imgbuf(&realfilter, self.window_size, self.window_size),
             to_imgbuf(&imfilter, self.window_size, self.window_size),
-        );
+        )
     }
 }
 
@@ -558,7 +558,7 @@ fn window_crop(
     )
     .to_image();
 
-    return window;
+    window
 }
 
 fn build_target(window_width: u32, window_height: u32) -> Vec<f32> {
@@ -583,7 +583,7 @@ fn build_target(window_width: u32, window_height: u32) -> Vec<f32> {
         }
     }
 
-    return target_gi;
+    target_gi
 }
 
 // function for debugging the shape of the target
@@ -593,7 +593,7 @@ pub fn dump_target(window_width: u32, window_height: u32) -> ImageBuffer<Luma<u8
 
     let normalized = trgt.iter().map(|a| a * 255.0).collect();
 
-    return to_imgbuf(&normalized, window_width, window_height);
+    to_imgbuf(&normalized, window_width, window_height)
 }
 
 fn compute_psr(
@@ -632,9 +632,8 @@ fn compute_psr(
     let sidelobe_size = (predicted.len() - (11 * 11)) as f32;
     let mean_sl = running_sum / sidelobe_size;
     let sd_sl = ((running_sd / sidelobe_size) - (mean_sl * mean_sl)).sqrt();
-    let psr = (max - mean_sl) / sd_sl;
 
-    return psr;
+    (max - mean_sl) / sd_sl
 }
 
 fn index_to_coords(width: u32, index: u32) -> (u32, u32) {
@@ -645,7 +644,7 @@ fn index_to_coords(width: u32, index: u32) -> (u32, u32) {
     // checked sub returns None if overflow occurred, which is also a panicable offense.
     // checked_div returns None if rhs == 0, which would indicate an upstream error (width == 0).
     let y = (index.checked_sub(x).unwrap()).checked_div(width).unwrap();
-    return (x, y);
+    (x, y)
 }
 
 pub fn to_imgbuf(buf: &Vec<f32>, width: u32, height: u32) -> ImageBuffer<Luma<u8>, Vec<u8>> {
@@ -666,7 +665,7 @@ mod tests {
             .enumerate()
             .max_by(|a, b| {
                 // filtered (gi) is still complex at this point, we only care about the real part
-                a.1.partial_cmp(&b.1).unwrap_or(Ordering::Equal)
+                a.1.partial_cmp(b.1).unwrap_or(Ordering::Equal)
             })
             .unwrap();
         assert_eq!(maxel, (4usize, &5.0f32));