[INFO] cloning repository https://github.com/baiango/BytePiece
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/baiango/BytePiece" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbaiango%2FBytePiece", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbaiango%2FBytePiece'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 392d5db35296e7b8f0ad2ef92cee6887ee4aa8da
[INFO] testing baiango/BytePiece against 1.93.0 for beta-1.94-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbaiango%2FBytePiece" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/baiango/BytePiece
[INFO] finished tweaking git repo https://github.com/baiango/BytePiece
[INFO] tweaked toml for git repo https://github.com/baiango/BytePiece written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/baiango/BytePiece on toolchain 1.93.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.93.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/baiango/BytePiece already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.93.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded either v1.12.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 659a45b00932a00d93d168fda61d1ceca71e735ad2c26c4e2fb1d27e8a90dbbc
[INFO] running `Command { std: "docker" "start" "-a" "659a45b00932a00d93d168fda61d1ceca71e735ad2c26c4e2fb1d27e8a90dbbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "659a45b00932a00d93d168fda61d1ceca71e735ad2c26c4e2fb1d27e8a90dbbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "659a45b00932a00d93d168fda61d1ceca71e735ad2c26c4e2fb1d27e8a90dbbc", kill_on_drop: false }`
[INFO] [stdout] 659a45b00932a00d93d168fda61d1ceca71e735ad2c26c4e2fb1d27e8a90dbbc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fb13b6d4e6c8a501c49b6f1a3c2a0ff9344611f45b06bc72b68992bf3c02e205
[INFO] running `Command { std: "docker" "start" "-a" "fb13b6d4e6c8a501c49b6f1a3c2a0ff9344611f45b06bc72b68992bf3c02e205", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling either v1.12.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.5
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling tokenizer_trainer_bin v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/main.rs:50:24
[INFO] [stdout]    |
[INFO] [stdout] 50 |       let partial_arg_msg = (
[INFO] [stdout]    |  ___________________________^
[INFO] [stdout] 51 | |         // Try not to go over 80 characters!
[INFO] [stdout] 52 | |         format!("Usage: {} [parameter_1,parameter_2..] file\n", args[0])
[INFO] [stdout]    | |_____^^^^
[INFO] [stdout] ...
[INFO] [stdout] 68 |           + "  tcb=      Training chunk bytes. Around 0(n ** 2 * 256) memory.\n"
[INFO] [stdout]    |  _______________________________________________________________________________^
[INFO] [stdout] 69 | |     );
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 50 ~     let partial_arg_msg = format!("Usage: {} [parameter_1,parameter_2..] file\n", args[0])
[INFO] [stdout] 51 |         + "E.g.: tokenizer_trainer_bin v=0b0_1111,br=0x3fff,mt=0 pexels-pixabay-302743.jpg\n"
[INFO] [stdout] ...
[INFO] [stdout] 65 |         + "            None to use single.\n"
[INFO] [stdout] 66 ~         + "  tcb=      Training chunk bytes. Around 0(n ** 2 * 256) memory.\n" ;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bytes`
[INFO] [stdout]   --> src/tok_codec.rs:48:19
[INFO] [stdout]    |
[INFO] [stdout] 48 |     fn encode(&self, bytes: &[u8]) {
[INFO] [stdout]    |                      ^^^^^ help: if this is intentional, prefix it with an underscore: `_bytes`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `DEMO_STRING` is never used
[INFO] [stdout]  --> src/tok_codec.rs:7:7
[INFO] [stdout]   |
[INFO] [stdout] 7 | const DEMO_STRING: &[u8] = b"The quick brown fox jumps over the lazy dog.";
[INFO] [stdout]   |       ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TokCodec` is never constructed
[INFO] [stdout]   --> src/tok_codec.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct TokCodec {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `from_longest_bytes_iter`, `encode`, and `decode` are never used
[INFO] [stdout]   --> src/tok_codec.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl TokCodec {
[INFO] [stdout]    | ------------- associated items in this implementation
[INFO] [stdout] 16 |     fn new(file_path: &str) -> TokCodec {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 42 |     fn from_longest_bytes_iter(&self) -> impl Iterator<Item = (Vec<u8>, i32)> + '_ {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 48 |     fn encode(&self, bytes: &[u8]) {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 56 |     fn decode(&self) {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `demo` is never used
[INFO] [stdout]   --> src/tok_codec.rs:62:8
[INFO] [stdout]    |
[INFO] [stdout] 62 | pub fn demo() {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.75s
[INFO] running `Command { std: "docker" "inspect" "fb13b6d4e6c8a501c49b6f1a3c2a0ff9344611f45b06bc72b68992bf3c02e205", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb13b6d4e6c8a501c49b6f1a3c2a0ff9344611f45b06bc72b68992bf3c02e205", kill_on_drop: false }`
[INFO] [stdout] fb13b6d4e6c8a501c49b6f1a3c2a0ff9344611f45b06bc72b68992bf3c02e205
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 16f7713586c022a494c6d97a66e653adcdea0f717717ae6c92cf8ebc991badfb
[INFO] running `Command { std: "docker" "start" "-a" "16f7713586c022a494c6d97a66e653adcdea0f717717ae6c92cf8ebc991badfb", kill_on_drop: false }`
[INFO] [stderr]    Compiling tokenizer_trainer_bin v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/main.rs:50:24
[INFO] [stdout]    |
[INFO] [stdout] 50 |       let partial_arg_msg = (
[INFO] [stdout]    |  ___________________________^
[INFO] [stdout] 51 | |         // Try not to go over 80 characters!
[INFO] [stdout] 52 | |         format!("Usage: {} [parameter_1,parameter_2..] file\n", args[0])
[INFO] [stdout]    | |_____^^^^
[INFO] [stdout] ...
[INFO] [stdout] 68 |           + "  tcb=      Training chunk bytes. Around 0(n ** 2 * 256) memory.\n"
[INFO] [stdout]    |  _______________________________________________________________________________^
[INFO] [stdout] 69 | |     );
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 50 ~     let partial_arg_msg = format!("Usage: {} [parameter_1,parameter_2..] file\n", args[0])
[INFO] [stdout] 51 |         + "E.g.: tokenizer_trainer_bin v=0b0_1111,br=0x3fff,mt=0 pexels-pixabay-302743.jpg\n"
[INFO] [stdout] ...
[INFO] [stdout] 65 |         + "            None to use single.\n"
[INFO] [stdout] 66 ~         + "  tcb=      Training chunk bytes. Around 0(n ** 2 * 256) memory.\n" ;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bytes`
[INFO] [stdout]   --> src/tok_codec.rs:48:19
[INFO] [stdout]    |
[INFO] [stdout] 48 |     fn encode(&self, bytes: &[u8]) {
[INFO] [stdout]    |                      ^^^^^ help: if this is intentional, prefix it with an underscore: `_bytes`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `DEMO_STRING` is never used
[INFO] [stdout]  --> src/tok_codec.rs:7:7
[INFO] [stdout]   |
[INFO] [stdout] 7 | const DEMO_STRING: &[u8] = b"The quick brown fox jumps over the lazy dog.";
[INFO] [stdout]   |       ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TokCodec` is never constructed
[INFO] [stdout]   --> src/tok_codec.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct TokCodec {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `from_longest_bytes_iter`, `encode`, and `decode` are never used
[INFO] [stdout]   --> src/tok_codec.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl TokCodec {
[INFO] [stdout]    | ------------- associated items in this implementation
[INFO] [stdout] 16 |     fn new(file_path: &str) -> TokCodec {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 42 |     fn from_longest_bytes_iter(&self) -> impl Iterator<Item = (Vec<u8>, i32)> + '_ {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 48 |     fn encode(&self, bytes: &[u8]) {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 56 |     fn decode(&self) {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `demo` is never used
[INFO] [stdout]   --> src/tok_codec.rs:62:8
[INFO] [stdout]    |
[INFO] [stdout] 62 | pub fn demo() {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.43s
[INFO] running `Command { std: "docker" "inspect" "16f7713586c022a494c6d97a66e653adcdea0f717717ae6c92cf8ebc991badfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16f7713586c022a494c6d97a66e653adcdea0f717717ae6c92cf8ebc991badfb", kill_on_drop: false }`
[INFO] [stdout] 16f7713586c022a494c6d97a66e653adcdea0f717717ae6c92cf8ebc991badfb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 43c60fa72471cc3d77d1ab10c9e1343db0198cd7bff72194b89a3cca10f3cd3f
[INFO] running `Command { std: "docker" "start" "-a" "43c60fa72471cc3d77d1ab10c9e1343db0198cd7bff72194b89a3cca10f3cd3f", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/main.rs:50:24
[INFO] [stderr]    |
[INFO] [stderr] 50 |       let partial_arg_msg = (
[INFO] [stderr]    |  ___________________________^
[INFO] [stderr] 51 | |         // Try not to go over 80 characters!
[INFO] [stderr] 52 | |         format!("Usage: {} [parameter_1,parameter_2..] file\n", args[0])
[INFO] [stderr]    | |_____^^^^
[INFO] [stderr] ...
[INFO] [stderr] 68 |           + "  tcb=      Training chunk bytes. Around 0(n ** 2 * 256) memory.\n"
[INFO] [stderr]    |  _______________________________________________________________________________^
[INFO] [stderr] 69 | |     );
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 50 ~     let partial_arg_msg = format!("Usage: {} [parameter_1,parameter_2..] file\n", args[0])
[INFO] [stderr] 51 |         + "E.g.: tokenizer_trainer_bin v=0b0_1111,br=0x3fff,mt=0 pexels-pixabay-302743.jpg\n"
[INFO] [stderr] ...
[INFO] [stderr] 65 |         + "            None to use single.\n"
[INFO] [stderr] 66 ~         + "  tcb=      Training chunk bytes. Around 0(n ** 2 * 256) memory.\n" ;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `bytes`
[INFO] [stderr]   --> src/tok_codec.rs:48:19
[INFO] [stderr]    |
[INFO] [stderr] 48 |     fn encode(&self, bytes: &[u8]) {
[INFO] [stderr]    |                      ^^^^^ help: if this is intentional, prefix it with an underscore: `_bytes`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `DEMO_STRING` is never used
[INFO] [stderr]  --> src/tok_codec.rs:7:7
[INFO] [stderr]   |
[INFO] [stderr] 7 | const DEMO_STRING: &[u8] = b"The quick brown fox jumps over the lazy dog.";
[INFO] [stderr]   |       ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `TokCodec` is never constructed
[INFO] [stderr]   --> src/tok_codec.rs:10:8
[INFO] [stderr]    |
[INFO] [stderr] 10 | struct TokCodec {
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new`, `from_longest_bytes_iter`, `encode`, and `decode` are never used
[INFO] [stderr]   --> src/tok_codec.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | impl TokCodec {
[INFO] [stderr]    | ------------- associated items in this implementation
[INFO] [stderr] 16 |     fn new(file_path: &str) -> TokCodec {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] ...
[INFO] [stderr] 42 |     fn from_longest_bytes_iter(&self) -> impl Iterator<Item = (Vec<u8>, i32)> + '_ {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 48 |     fn encode(&self, bytes: &[u8]) {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 56 |     fn decode(&self) {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `demo` is never used
[INFO] [stderr]   --> src/tok_codec.rs:62:8
[INFO] [stderr]    |
[INFO] [stderr] 62 | pub fn demo() {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `tokenizer_trainer_bin` (bin "tokenizer_trainer_bin" test) generated 6 warnings (run `cargo fix --bin "tokenizer_trainer_bin" -p tokenizer_trainer_bin --tests` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/tokenizer_trainer_bin-36b082bca12488dc)
[INFO] [stdout] running 6 tests
[INFO] [stdout] test tok_trainer::tests::test_numerical_grade_encodable ... ok
[INFO] [stdout] test tok_trainer::tests::test_rebuild_2d_byte_vec ... ok
[INFO] [stdout] test tok_trainer::tests::test_train_unigram_bytes ... ok
[INFO] [stdout] test tok_trainer::tests::test_generate_cutoff_by_pattern ... ok
[INFO] [stdout] test tok_trainer::tests::test_all_substring ... ok
[INFO] [stdout] test tok_trainer::tests::test_train_tokenizer ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tok_trainer::tests::test_train_tokenizer stdout ----
[INFO] [stdout] Debug: Will use 2 thread(s)
[INFO] [stdout] Debug: Chunk length: 2 * 1
[INFO] [stdout] Debug: Will use 2 thread(s)
[INFO] [stdout] Debug: Chunk length: 8 * 1
[INFO] [stdout] Debug: Will use 4 thread(s)
[INFO] [stdout] Debug: Chunk length: 16 * 136533
[INFO] [stdout] 
[INFO] [stdout] thread 'tok_trainer::tests::test_train_tokenizer' (21) panicked at src/tok_trainer.rs:413:57:
[INFO] [stdout] create failed: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x633f084eb9c2 - std::backtrace_rs::backtrace::libunwind::trace::h90e89fac33585832
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x633f084eb9c2 - std::backtrace_rs::backtrace::trace_unsynchronized::heebcf2380a8e7359
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x633f084eb9c2 - std::sys::backtrace::_print_fmt::hdf3e2a22d2f810db
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:68:9
[INFO] [stdout]    3:     0x633f084eb9c2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hac1d885928ba8582
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:38:26
[INFO] [stdout]    4:     0x633f084fb9f7 - core::fmt::rt::Argument::fmt::h6901eb7c19abebe8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x633f084fb9f7 - core::fmt::write::h83ebb4d32483be9e
[INFO] [stdout]    6:     0x633f084ba336 - std::io::default_write_fmt::h751a79cdae495f10
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x633f084ba336 - std::io::Write::write_fmt::h9ef514f8700ff7b2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x633f084cabf9 - std::sys::backtrace::BacktraceLock::print::hcc2e1a3ac996c911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:41:9
[INFO] [stdout]    9:     0x633f084cabf9 - std::panicking::default_hook::{{closure}}::h8e9c4d1276f0925f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x633f084caa91 - std::panicking::default_hook::h2b2078d38b534dfb
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x633f08469b8e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h39d051e7dedac6a7
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x633f08469b8e - test::test_main_with_exit_callback::{{closure}}::h4b005fe75814c302
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x633f084caf22 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hd426070722c13cbf
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x633f084caf22 - std::panicking::panic_with_hook::h39b739724e701bfd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x633f084cacb8 - std::panicking::panic_handler::{{closure}}::he540c4833054e458
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x633f084c60b9 - std::sys::backtrace::__rust_end_short_backtrace::hfa179d89deec8aed
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:176:18
[INFO] [stdout]   17:     0x633f084af0ed - __rustc[d131491b17107b07]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x633f0850334c - core::panicking::panic_fmt::ha564519d657d9c46
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x633f08502b52 - core::result::unwrap_failed::h23873bb39ca9a844
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/result.rs:1867:5
[INFO] [stdout]   20:     0x633f08421e3e - core::result::Result<T,E>::expect::h0583f35158f4029d
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/result.rs:1185:23
[INFO] [stdout]   21:     0x633f08424660 - tokenizer_trainer_bin::tok_trainer::tests::test_train_tokenizer::h9008720731631b45
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tok_trainer.rs:413:51
[INFO] [stdout]   22:     0x633f08424937 - tokenizer_trainer_bin::tok_trainer::tests::test_train_tokenizer::{{closure}}::h4805e9d3cf41a48c
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tok_trainer.rs:376:27
[INFO] [stdout]   23:     0x633f084301e6 - core::ops::function::FnOnce::call_once::ha8b81e694cc990a9
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x633f084699bb - core::ops::function::FnOnce::call_once::h0217b30cfdee2e67
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x633f084699bb - test::__rust_begin_short_backtrace::h6d98714a1e28f556
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x633f0847d34a - test::run_test_in_process::{{closure}}::he2c70d2634d3a3cc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x633f0847d34a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h40a0a825bcf17fdd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x633f0847d34a - std::panicking::catch_unwind::do_call::h6c8eb5dd6e7b5975
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   29:     0x633f0847d34a - std::panicking::catch_unwind::h55455eac2972ad1e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   30:     0x633f0847d34a - std::panic::catch_unwind::h0025465150a5e558
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x633f0847d34a - test::run_test_in_process::hb61e682f9b630fbc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x633f0847d34a - test::run_test::{{closure}}::hc2c2a7a38ab176e2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x633f084575e4 - test::run_test::{{closure}}::ha91867b85cd2a911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x633f084575e4 - std::sys::backtrace::__rust_begin_short_backtrace::ha00a9fe02049c339
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:160:18
[INFO] [stdout]   35:     0x633f0845af12 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::hd629fba9153dfb55
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:92:13
[INFO] [stdout]   36:     0x633f0845af12 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4189018816a5c5d9
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x633f0845af12 - std::panicking::catch_unwind::do_call::hf9fcdbca3c2e9877
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   38:     0x633f0845af12 - std::panicking::catch_unwind::h97b92d88631c7c64
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   39:     0x633f0845af12 - std::panic::catch_unwind::ha77cdbb68e725e5e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x633f0845af12 - std::thread::lifecycle::spawn_unchecked::{{closure}}::h511f05bc1a132253
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:90:26
[INFO] [stdout]   41:     0x633f0845af12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6b68b31e9b685cb8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x633f084c174f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h22a27d165e4e871d
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   43:     0x633f084c174f - std::sys::thread::unix::Thread::new::thread_start::h45cc87bb053add0f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   44:     0x7e54497d8aa4 - <unknown>
[INFO] [stdout]   45:     0x7e5449865a64 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tok_trainer::tests::test_train_tokenizer
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 5 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 31.60s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin tokenizer_trainer_bin`
[INFO] running `Command { std: "docker" "inspect" "43c60fa72471cc3d77d1ab10c9e1343db0198cd7bff72194b89a3cca10f3cd3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43c60fa72471cc3d77d1ab10c9e1343db0198cd7bff72194b89a3cca10f3cd3f", kill_on_drop: false }`
[INFO] [stdout] 43c60fa72471cc3d77d1ab10c9e1343db0198cd7bff72194b89a3cca10f3cd3f
