[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 master#1ef7943ee607160a564655b6596f83670ef95df5 for pr-146098-6
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbaiango%2FBytePiece" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-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-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/baiango/BytePiece on toolchain 1ef7943ee607160a564655b6596f83670ef95df5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "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" "+1ef7943ee607160a564655b6596f83670ef95df5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a738269330ff25484f87b8d0c1f970e9823ca07292b81263b046028ced21f074
[INFO] running `Command { std: "docker" "start" "-a" "a738269330ff25484f87b8d0c1f970e9823ca07292b81263b046028ced21f074", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a738269330ff25484f87b8d0c1f970e9823ca07292b81263b046028ced21f074", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a738269330ff25484f87b8d0c1f970e9823ca07292b81263b046028ced21f074", kill_on_drop: false }`
[INFO] [stdout] a738269330ff25484f87b8d0c1f970e9823ca07292b81263b046028ced21f074
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 04b0b58d9c01c3b5cd6447c41079098efdd987f5da8fd6a39f61b87b12232392
[INFO] running `Command { std: "docker" "start" "-a" "04b0b58d9c01c3b5cd6447c41079098efdd987f5da8fd6a39f61b87b12232392", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling libc v0.2.155
[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 6.65s
[INFO] running `Command { std: "docker" "inspect" "04b0b58d9c01c3b5cd6447c41079098efdd987f5da8fd6a39f61b87b12232392", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04b0b58d9c01c3b5cd6447c41079098efdd987f5da8fd6a39f61b87b12232392", kill_on_drop: false }`
[INFO] [stdout] 04b0b58d9c01c3b5cd6447c41079098efdd987f5da8fd6a39f61b87b12232392
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a213860b0368056d477d260ffff843834f2f17fb78c8f63fa45f0b2822fe27cc
[INFO] running `Command { std: "docker" "start" "-a" "a213860b0368056d477d260ffff843834f2f17fb78c8f63fa45f0b2822fe27cc", 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 1.04s
[INFO] running `Command { std: "docker" "inspect" "a213860b0368056d477d260ffff843834f2f17fb78c8f63fa45f0b2822fe27cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a213860b0368056d477d260ffff843834f2f17fb78c8f63fa45f0b2822fe27cc", kill_on_drop: false }`
[INFO] [stdout] a213860b0368056d477d260ffff843834f2f17fb78c8f63fa45f0b2822fe27cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b11dcaa882ef4998f9e05643dc0d4247a386e21b3376c9d279800644d42baf4a
[INFO] running `Command { std: "docker" "start" "-a" "b11dcaa882ef4998f9e05643dc0d4247a386e21b3376c9d279800644d42baf4a", 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] [stdout] 
[INFO] [stderr]   --> src/tok_codec.rs:62:8
[INFO] [stdout] running 6 tests
[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 0.04s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/tokenizer_trainer_bin-93aba9d33af7ae5c)
[INFO] [stdout] test tok_trainer::tests::test_generate_cutoff_by_pattern ... ok
[INFO] [stdout] test tok_trainer::tests::test_numerical_grade_encodable ... ok
[INFO] [stdout] test tok_trainer::tests::test_all_substring ... ok
[INFO] [stdout] test tok_trainer::tests::test_train_unigram_bytes ... ok
[INFO] [stdout] test tok_trainer::tests::test_rebuild_2d_byte_vec ... 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 8 thread(s)
[INFO] [stdout] Debug: Chunk length: 16 * 136533
[INFO] [stdout] 
[INFO] [stdout] thread 'tok_trainer::tests::test_train_tokenizer' (29) 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:     0x642b2b28c572 - std::backtrace_rs::backtrace::libunwind::trace::h786de35fecf3582f
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x642b2b28c572 - std::backtrace_rs::backtrace::trace_unsynchronized::h4a7da1a2a64387f1
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x642b2b28c572 - std::sys::backtrace::_print_fmt::h6bd7d500070c788c
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x642b2b28c572 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h6d82c1afff976903
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x642b2b29c65f - core::fmt::rt::Argument::fmt::hc4ce6d643d397690
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x642b2b29c65f - core::fmt::write::hb1e7ca88b6a3936e
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/fmt/mod.rs:1469:25
[INFO] [stdout]    6:     0x642b2b259ad3 - std::io::default_write_fmt::haffd49d96f1984a8
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x642b2b259ad3 - std::io::Write::write_fmt::h027871c57cf57c01
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x642b2b265a82 - std::sys::backtrace::BacktraceLock::print::ha2430613ee79d059
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x642b2b26a72f - std::panicking::default_hook::{{closure}}::hdbd2db9e5c303cf6
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x642b2b26a5c1 - std::panicking::default_hook::hed93c70cba5fdcf0
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x642b2b20632e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hd0ee8b569efc6a07
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/alloc/src/boxed.rs:2099:9
[INFO] [stdout]   12:     0x642b2b20632e - test::test_main_with_exit_callback::{{closure}}::hf10864b576ecd15d
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x642b2b26adef - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h3a55ca34534c0d00
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/alloc/src/boxed.rs:2099:9
[INFO] [stdout]   14:     0x642b2b26adef - std::panicking::panic_with_hook::h3862d766c2cec19b
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x642b2b26ab9a - std::panicking::panic_handler::{{closure}}::hb95eb402b5e28ee1
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:707:13
[INFO] [stdout]   16:     0x642b2b265bb9 - std::sys::backtrace::__rust_end_short_backtrace::hf73a26dc1835d85a
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x642b2b24e3bd - __rustc[6ed5915ee467787]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x642b2b2a4490 - core::panicking::panic_fmt::h3454303eb8e6f7cd
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x642b2b2a3a56 - core::result::unwrap_failed::h2380020e6daeb464
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/result.rs:1862:5
[INFO] [stdout]   20:     0x642b2b1b774e - core::result::Result<T,E>::expect::hf1b1519f945c9aa7
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/result.rs:1185:23
[INFO] [stdout]   21:     0x642b2b1b92ae - tokenizer_trainer_bin::tok_trainer::tests::test_train_tokenizer::h74947dfd273df7ff
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tok_trainer.rs:413:51
[INFO] [stdout]   22:     0x642b2b1b9587 - tokenizer_trainer_bin::tok_trainer::tests::test_train_tokenizer::{{closure}}::h832cd0eb01fc1ddb
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tok_trainer.rs:376:27
[INFO] [stdout]   23:     0x642b2b1be4e6 - core::ops::function::FnOnce::call_once::h4fa53873bf6f4a19
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x642b2b20610b - core::ops::function::FnOnce::call_once::ha729ee35d2fab541
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x642b2b20610b - test::__rust_begin_short_backtrace::ha40f4db8207e1111
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x642b2b21a18d - test::run_test_in_process::{{closure}}::hc1b77cda5d44f0f3
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x642b2b21a18d - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h1dbea1de64785521
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x642b2b21a18d - std::panicking::catch_unwind::do_call::hd5febe9affd5a1b3
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:590:40
[INFO] [stdout]   29:     0x642b2b21a18d - std::panicking::catch_unwind::h51ea89627559b6f4
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:553:19
[INFO] [stdout]   30:     0x642b2b21a18d - std::panic::catch_unwind::hb8b8c2367cae3d66
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x642b2b21a18d - test::run_test_in_process::ha5b55801407ea100
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x642b2b21a18d - test::run_test::{{closure}}::h0b9d4072b527abf5
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x642b2b1f36a4 - test::run_test::{{closure}}::hb1056b5731205822
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x642b2b1f36a4 - std::sys::backtrace::__rust_begin_short_backtrace::hb61ff5a34023c7ef
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   35:     0x642b2b1f6fda - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hb0a83c0e8b353cff
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/thread/mod.rs:562:17
[INFO] [stdout]   36:     0x642b2b1f6fda - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hb4f32cb008535298
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x642b2b1f6fda - std::panicking::catch_unwind::do_call::h16d110e4fc35789a
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:590:40
[INFO] [stdout]   38:     0x642b2b1f6fda - std::panicking::catch_unwind::hea9118f355699c4b
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:553:19
[INFO] [stdout]   39:     0x642b2b1f6fda - std::panic::catch_unwind::hf4b3c2a06d3f42f5
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x642b2b1f6fda - std::thread::Builder::spawn_unchecked_::{{closure}}::h3f4cb733a52d53d5
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/thread/mod.rs:560:30
[INFO] [stdout]   41:     0x642b2b1f6fda - core::ops::function::FnOnce::call_once{{vtable.shim}}::h4052f0967b37caeb
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x642b2b260fbf - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h7ec433abd3f148b4
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/alloc/src/boxed.rs:2085:9
[INFO] [stdout]   43:     0x642b2b260fbf - std::sys::thread::unix::Thread::new::thread_start::he514622d3d7ba65c
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/sys/thread/unix.rs:124:17
[INFO] [stdout]   44:     0x790ad8910aa4 - <unknown>
[INFO] [stdout]   45:     0x790ad899da64 - 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 13.60s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin tokenizer_trainer_bin`
[INFO] running `Command { std: "docker" "inspect" "b11dcaa882ef4998f9e05643dc0d4247a386e21b3376c9d279800644d42baf4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b11dcaa882ef4998f9e05643dc0d4247a386e21b3376c9d279800644d42baf4a", kill_on_drop: false }`
[INFO] [stdout] b11dcaa882ef4998f9e05643dc0d4247a386e21b3376c9d279800644d42baf4a
