[INFO] fetching crate rsplitter 0.2.0...
[INFO] testing rsplitter-0.2.0 against 1.75.0 for beta-1.76-1
[INFO] extracting crate rsplitter 0.2.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate rsplitter 0.2.0 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rsplitter 0.2.0
[INFO] finished tweaking crates.io crate rsplitter 0.2.0
[INFO] tweaked toml for crates.io crate rsplitter 0.2.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4abc2c944caa7a56306341d4d44b206983a3c62e6f114840bcf54defdbff370a
[INFO] running `Command { std: "docker" "start" "-a" "4abc2c944caa7a56306341d4d44b206983a3c62e6f114840bcf54defdbff370a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4abc2c944caa7a56306341d4d44b206983a3c62e6f114840bcf54defdbff370a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4abc2c944caa7a56306341d4d44b206983a3c62e6f114840bcf54defdbff370a", kill_on_drop: false }`
[INFO] [stdout] 4abc2c944caa7a56306341d4d44b206983a3c62e6f114840bcf54defdbff370a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d022d6127bd0d3786e2f15773ac29ea80073c9ff822c9b5d06e1e234caf5af2d
[INFO] running `Command { std: "docker" "start" "-a" "d022d6127bd0d3786e2f15773ac29ea80073c9ff822c9b5d06e1e234caf5af2d", kill_on_drop: false }`
[INFO] [stderr]    Compiling rsplitter v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `LanguageModel` is never constructed
[INFO] [stdout]  --> src/language_model.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct LanguageModel {
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `best_match`, `build_cost_array`, `lines_from_file`, `minimal_cost`, `set_cost_dict`, and `split` are never used
[INFO] [stdout]    --> src/language_model.rs:14:8
[INFO] [stdout]     |
[INFO] [stdout] 13  | impl LanguageModel {
[INFO] [stdout]     | ------------------ methods in this implementation
[INFO] [stdout] 14  |     fn best_match(&mut self, i: i32, text: String, cost: Vec<f32>) -> (f32, f32) {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 47  |     fn build_cost_array(&mut self, text_length: u32, text: String, cost: Vec<f32>) -> Vec<f32> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 57  |     fn lines_from_file(&mut self) -> Vec<String> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 75  |     fn minimal_cost(&mut self, text: String, cost: Vec<f32>, text_length: u32) -> Vec<String> {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 115 |     fn set_cost_dict(&mut self) -> (HashMap<String, f32>, i32) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 150 |     pub fn split(&mut self, text: String) -> String {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "d022d6127bd0d3786e2f15773ac29ea80073c9ff822c9b5d06e1e234caf5af2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d022d6127bd0d3786e2f15773ac29ea80073c9ff822c9b5d06e1e234caf5af2d", kill_on_drop: false }`
[INFO] [stdout] d022d6127bd0d3786e2f15773ac29ea80073c9ff822c9b5d06e1e234caf5af2d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7440886704c2c479df4c5802bf801b343564f5234256a4772da055c712c5de9f
[INFO] running `Command { std: "docker" "start" "-a" "7440886704c2c479df4c5802bf801b343564f5234256a4772da055c712c5de9f", kill_on_drop: false }`
[INFO] [stdout] warning: struct `LanguageModel` is never constructed
[INFO] [stdout]  --> src/language_model.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct LanguageModel {
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rsplitter v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: methods `best_match`, `build_cost_array`, `lines_from_file`, `minimal_cost`, `set_cost_dict`, and `split` are never used
[INFO] [stdout]    --> src/language_model.rs:14:8
[INFO] [stdout]     |
[INFO] [stdout] 13  | impl LanguageModel {
[INFO] [stdout]     | ------------------ methods in this implementation
[INFO] [stdout] 14  |     fn best_match(&mut self, i: i32, text: String, cost: Vec<f32>) -> (f32, f32) {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 47  |     fn build_cost_array(&mut self, text_length: u32, text: String, cost: Vec<f32>) -> Vec<f32> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 57  |     fn lines_from_file(&mut self) -> Vec<String> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 75  |     fn minimal_cost(&mut self, text: String, cost: Vec<f32>, text_length: u32) -> Vec<String> {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 115 |     fn set_cost_dict(&mut self) -> (HashMap<String, f32>, i32) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 150 |     pub fn split(&mut self, text: String) -> String {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "7440886704c2c479df4c5802bf801b343564f5234256a4772da055c712c5de9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7440886704c2c479df4c5802bf801b343564f5234256a4772da055c712c5de9f", kill_on_drop: false }`
[INFO] [stdout] 7440886704c2c479df4c5802bf801b343564f5234256a4772da055c712c5de9f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 67a541981b334eb3520232734036e2f1fba68b8f09c8c41ca34ed055698ae2cc
[INFO] running `Command { std: "docker" "start" "-a" "67a541981b334eb3520232734036e2f1fba68b8f09c8c41ca34ed055698ae2cc", kill_on_drop: false }`
[INFO] [stderr] warning: struct `LanguageModel` is never constructed
[INFO] [stderr]  --> src/language_model.rs:8:12
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub struct LanguageModel {
[INFO] [stderr]   |            ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: methods `best_match`, `build_cost_array`, `lines_from_file`, `minimal_cost`, `set_cost_dict`, and `split` are never used
[INFO] [stderr]    --> src/language_model.rs:14:8
[INFO] [stderr]     |
[INFO] [stderr] 13  | impl LanguageModel {
[INFO] [stderr]     | ------------------ methods in this implementation
[INFO] [stderr] 14  |     fn best_match(&mut self, i: i32, text: String, cost: Vec<f32>) -> (f32, f32) {
[INFO] [stderr]     |        ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 47  |     fn build_cost_array(&mut self, text_length: u32, text: String, cost: Vec<f32>) -> Vec<f32> {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 57  |     fn lines_from_file(&mut self) -> Vec<String> {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 75  |     fn minimal_cost(&mut self, text: String, cost: Vec<f32>, text_length: u32) -> Vec<String> {
[INFO] [stderr]     |        ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 115 |     fn set_cost_dict(&mut self) -> (HashMap<String, f32>, i32) {
[INFO] [stderr]     |        ^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 150 |     pub fn split(&mut self, text: String) -> String {
[INFO] [stderr]     |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `rsplitter` (lib) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rsplitter-8e3d1d8dce7bb06b)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::test_split_with_language_model ... FAILED
[INFO] [stdout] test tests::test_split ... ok
[INFO] [stdout] test tests::test_split_speed ... ok
[INFO] [stdout] test tests::test_split_speed_using_language_model ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_split_with_language_model stdout ----
[INFO] [stdout] thread 'tests::test_split_with_language_model' panicked at src/language_model.rs:59:50:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x559d23c099dc - std::backtrace_rs::backtrace::libunwind::trace::ha637c64ce894333a
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stdout]    1:     0x559d23c099dc - std::backtrace_rs::backtrace::trace_unsynchronized::h47f62dea28e0c88d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x559d23c099dc - std::sys_common::backtrace::_print_fmt::h9eef0abe20ede486
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x559d23c099dc - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hed7f999df88cc644
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x559d23c33d40 - core::fmt::rt::Argument::fmt::h1539a9308b8d058d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/rt.rs:142:9
[INFO] [stdout]    5:     0x559d23c33d40 - core::fmt::write::h3a39390d8560d9c9
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/mod.rs:1120:17
[INFO] [stdout]    6:     0x559d23c0734f - std::io::Write::write_fmt::h040b369f3a0f9cbc
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/io/mod.rs:1762:15
[INFO] [stdout]    7:     0x559d23c097c4 - std::sys_common::backtrace::_print::h894006fb5c6f3d45
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x559d23c097c4 - std::sys_common::backtrace::print::h23a2d212c6fff936
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x559d23c0b487 - std::panicking::default_hook::{{closure}}::h8a1d2ee00185001a
[INFO] [stdout]   10:     0x559d23c0b173 - std::panicking::default_hook::h6038f2eba384e475
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:289:9
[INFO] [stdout]   11:     0x559d23bdb587 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h0ad024c9bdc6d768
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2021:9
[INFO] [stdout]   12:     0x559d23bdb587 - test::test_main::{{closure}}::h7500b54257359db6
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:138:21
[INFO] [stdout]   13:     0x559d23c0ba98 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h1f8f335eaa9cfaee
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2021:9
[INFO] [stdout]   14:     0x559d23c0ba98 - std::panicking::rust_panic_with_hook::h2b5517d590cab22e
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:783:13
[INFO] [stdout]   15:     0x559d23c0b7ee - std::panicking::begin_panic_handler::{{closure}}::h233112c06e0ef43e
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:657:13
[INFO] [stdout]   16:     0x559d23c09ea6 - std::sys_common::backtrace::__rust_end_short_backtrace::h6e893f24d7ebbff8
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:170:18
[INFO] [stdout]   17:     0x559d23c0b552 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:645:5
[INFO] [stdout]   18:     0x559d23b83cf5 - core::panicking::panic_fmt::hbf0e066aabfa482c
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x559d23b84283 - core::result::unwrap_failed::hddb4fea594200c52
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/result.rs:1653:5
[INFO] [stdout]   20:     0x559d23b9bb5b - core::result::Result<T,E>::unwrap::h1c0a049c3834301f
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/result.rs:1077:23
[INFO] [stdout]   21:     0x559d23b9e430 - rsplitter::language_model::LanguageModel::lines_from_file::h0039e13c824726e3
[INFO] [stdout]                                at /opt/rustwide/workdir/src/language_model.rs:59:20
[INFO] [stdout]   22:     0x559d23b9f379 - rsplitter::language_model::LanguageModel::set_cost_dict::h250bb5147585db49
[INFO] [stdout]                                at /opt/rustwide/workdir/src/language_model.rs:117:21
[INFO] [stdout]   23:     0x559d23b9d8a7 - rsplitter::language_model::LanguageModel::best_match::hbf9d6e8aaeeebd98
[INFO] [stdout]                                at /opt/rustwide/workdir/src/language_model.rs:16:35
[INFO] [stdout]   24:     0x559d23b9e380 - rsplitter::language_model::LanguageModel::build_cost_array::hfcb63099a92febfd
[INFO] [stdout]                                at /opt/rustwide/workdir/src/language_model.rs:50:27
[INFO] [stdout]   25:     0x559d23b9f948 - rsplitter::language_model::LanguageModel::split::h2e0a74ce74156466
[INFO] [stdout]                                at /opt/rustwide/workdir/src/language_model.rs:154:30
[INFO] [stdout]   26:     0x559d23b9013b - rsplitter::tests::test_split_with_language_model::hfe9144648ceecd19
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:137:22
[INFO] [stdout]   27:     0x559d23b90037 - rsplitter::tests::test_split_with_language_model::{{closure}}::h25a54a21999c8096
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:131:40
[INFO] [stdout]   28:     0x559d23b8e566 - core::ops::function::FnOnce::call_once::hab9425736c4833f2
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x559d23be0bdf - core::ops::function::FnOnce::call_once::h2b5d431d5046312d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   30:     0x559d23be0bdf - test::__rust_begin_short_backtrace::h7714669af176e207
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:628:18
[INFO] [stdout]   31:     0x559d23bdfbf5 - test::run_test_in_process::{{closure}}::h85218797dcbcec12
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:651:60
[INFO] [stdout]   32:     0x559d23bdfbf5 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h76c106ea31c14d7b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   33:     0x559d23bdfbf5 - std::panicking::try::do_call::h3bd5d0f6620ee946
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
[INFO] [stdout]   34:     0x559d23bdfbf5 - std::panicking::try::h232e535e4744fe31
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
[INFO] [stdout]   35:     0x559d23bdfbf5 - std::panic::catch_unwind::h3ce3bd6ca8dbac68
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
[INFO] [stdout]   36:     0x559d23bdfbf5 - test::run_test_in_process::hc97b257c9621286a
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:651:27
[INFO] [stdout]   37:     0x559d23bdfbf5 - test::run_test::{{closure}}::h2aa798823a438d38
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:574:43
[INFO] [stdout]   38:     0x559d23ba7eb6 - test::run_test::{{closure}}::h87d231c78fb59832
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:602:41
[INFO] [stdout]   39:     0x559d23ba7eb6 - std::sys_common::backtrace::__rust_begin_short_backtrace::he6df152596625789
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:154:18
[INFO] [stdout]   40:     0x559d23bacf67 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::ha94be15d1e0acf36
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/thread/mod.rs:529:17
[INFO] [stdout]   41:     0x559d23bacf67 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h9dc6bd6372f16606
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   42:     0x559d23bacf67 - std::panicking::try::do_call::h9057517f80303cd4
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
[INFO] [stdout]   43:     0x559d23bacf67 - std::panicking::try::he3a30b11ee45340c
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
[INFO] [stdout]   44:     0x559d23bacf67 - std::panic::catch_unwind::h410458cfd3528b8b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
[INFO] [stdout]   45:     0x559d23bacf67 - std::thread::Builder::spawn_unchecked_::{{closure}}::h72ac3bdb567b737b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/thread/mod.rs:528:30
[INFO] [stdout]   46:     0x559d23bacf67 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h38f34da3654a8344
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   47:     0x559d23c10555 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hc7eafaff61e32df9
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2007:9
[INFO] [stdout]   48:     0x559d23c10555 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h6ba4a5de48dd2304
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2007:9
[INFO] [stdout]   49:     0x559d23c10555 - std::sys::unix::thread::Thread::new::thread_start::he469335aef763e45
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   50:     0x7fbca6893ac3 - <unknown>
[INFO] [stdout]   51:     0x7fbca6924bf4 - __clone
[INFO] [stdout]   52:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::test_split_with_language_model
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 3 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.19s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "67a541981b334eb3520232734036e2f1fba68b8f09c8c41ca34ed055698ae2cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67a541981b334eb3520232734036e2f1fba68b8f09c8c41ca34ed055698ae2cc", kill_on_drop: false }`
[INFO] [stdout] 67a541981b334eb3520232734036e2f1fba68b8f09c8c41ca34ed055698ae2cc
[INFO] testing rsplitter-0.2.0 against beta-2023-12-22 for beta-1.76-1
[INFO] extracting crate rsplitter 0.2.0 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate rsplitter 0.2.0 on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rsplitter 0.2.0
[INFO] finished tweaking crates.io crate rsplitter 0.2.0
[INFO] tweaked toml for crates.io crate rsplitter 0.2.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d5de2746dd404be7fe5355566e7e8b807c517083e0d9964b3d0ab45ddf062c47
[INFO] running `Command { std: "docker" "start" "-a" "d5de2746dd404be7fe5355566e7e8b807c517083e0d9964b3d0ab45ddf062c47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d5de2746dd404be7fe5355566e7e8b807c517083e0d9964b3d0ab45ddf062c47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5de2746dd404be7fe5355566e7e8b807c517083e0d9964b3d0ab45ddf062c47", kill_on_drop: false }`
[INFO] [stdout] d5de2746dd404be7fe5355566e7e8b807c517083e0d9964b3d0ab45ddf062c47
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cd3e4cb047f7408e06f6ab136e057f5dff4ff1f44000bf5475e6f1d0c2767f51
[INFO] running `Command { std: "docker" "start" "-a" "cd3e4cb047f7408e06f6ab136e057f5dff4ff1f44000bf5475e6f1d0c2767f51", kill_on_drop: false }`
[INFO] [stderr]    Compiling rsplitter v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `LanguageModel` is never constructed
[INFO] [stdout]  --> src/language_model.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct LanguageModel {
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `best_match`, `build_cost_array`, `lines_from_file`, `minimal_cost`, `set_cost_dict`, and `split` are never used
[INFO] [stdout]    --> src/language_model.rs:14:8
[INFO] [stdout]     |
[INFO] [stdout] 13  | impl LanguageModel {
[INFO] [stdout]     | ------------------ methods in this implementation
[INFO] [stdout] 14  |     fn best_match(&mut self, i: i32, text: String, cost: Vec<f32>) -> (f32, f32) {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 47  |     fn build_cost_array(&mut self, text_length: u32, text: String, cost: Vec<f32>) -> Vec<f32> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 57  |     fn lines_from_file(&mut self) -> Vec<String> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 75  |     fn minimal_cost(&mut self, text: String, cost: Vec<f32>, text_length: u32) -> Vec<String> {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 115 |     fn set_cost_dict(&mut self) -> (HashMap<String, f32>, i32) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 150 |     pub fn split(&mut self, text: String) -> String {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "cd3e4cb047f7408e06f6ab136e057f5dff4ff1f44000bf5475e6f1d0c2767f51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd3e4cb047f7408e06f6ab136e057f5dff4ff1f44000bf5475e6f1d0c2767f51", kill_on_drop: false }`
[INFO] [stdout] cd3e4cb047f7408e06f6ab136e057f5dff4ff1f44000bf5475e6f1d0c2767f51
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 212c34e3b3f376621be3d7d7b2c03cf5b8ff9b0ec2670725d3b7c353a26c7b4f
[INFO] running `Command { std: "docker" "start" "-a" "212c34e3b3f376621be3d7d7b2c03cf5b8ff9b0ec2670725d3b7c353a26c7b4f", kill_on_drop: false }`
[INFO] [stdout] warning: struct `LanguageModel` is never constructed
[INFO] [stdout]  --> src/language_model.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct LanguageModel {
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `best_match`, `build_cost_array`, `lines_from_file`, `minimal_cost`, `set_cost_dict`, and `split` are never used
[INFO] [stdout]    --> src/language_model.rs:14:8
[INFO] [stdout]     |
[INFO] [stdout] 13  | impl LanguageModel {
[INFO] [stdout]     | ------------------ methods in this implementation
[INFO] [stdout] 14  |     fn best_match(&mut self, i: i32, text: String, cost: Vec<f32>) -> (f32, f32) {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 47  |     fn build_cost_array(&mut self, text_length: u32, text: String, cost: Vec<f32>) -> Vec<f32> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 57  |     fn lines_from_file(&mut self) -> Vec<String> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 75  |     fn minimal_cost(&mut self, text: String, cost: Vec<f32>, text_length: u32) -> Vec<String> {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 115 |     fn set_cost_dict(&mut self) -> (HashMap<String, f32>, i32) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 150 |     pub fn split(&mut self, text: String) -> String {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rsplitter v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "212c34e3b3f376621be3d7d7b2c03cf5b8ff9b0ec2670725d3b7c353a26c7b4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "212c34e3b3f376621be3d7d7b2c03cf5b8ff9b0ec2670725d3b7c353a26c7b4f", kill_on_drop: false }`
[INFO] [stdout] 212c34e3b3f376621be3d7d7b2c03cf5b8ff9b0ec2670725d3b7c353a26c7b4f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5336cabc7263c65115306186fad8253dea1850f90f94cffe768687067a2f12cd
[INFO] running `Command { std: "docker" "start" "-a" "5336cabc7263c65115306186fad8253dea1850f90f94cffe768687067a2f12cd", kill_on_drop: false }`
[INFO] [stderr] warning: struct `LanguageModel` is never constructed
[INFO] [stderr]  --> src/language_model.rs:8:12
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub struct LanguageModel {
[INFO] [stderr]   |            ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: methods `best_match`, `build_cost_array`, `lines_from_file`, `minimal_cost`, `set_cost_dict`, and `split` are never used
[INFO] [stderr]    --> src/language_model.rs:14:8
[INFO] [stderr]     |
[INFO] [stderr] 13  | impl LanguageModel {
[INFO] [stderr]     | ------------------ methods in this implementation
[INFO] [stderr] 14  |     fn best_match(&mut self, i: i32, text: String, cost: Vec<f32>) -> (f32, f32) {
[INFO] [stderr]     |        ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 47  |     fn build_cost_array(&mut self, text_length: u32, text: String, cost: Vec<f32>) -> Vec<f32> {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 57  |     fn lines_from_file(&mut self) -> Vec<String> {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 75  |     fn minimal_cost(&mut self, text: String, cost: Vec<f32>, text_length: u32) -> Vec<String> {
[INFO] [stderr]     |        ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 115 |     fn set_cost_dict(&mut self) -> (HashMap<String, f32>, i32) {
[INFO] [stderr]     |        ^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 150 |     pub fn split(&mut self, text: String) -> String {
[INFO] [stderr]     |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `rsplitter` (lib) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rsplitter-8309b5b32b4dc028)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::test_split_with_language_model ... FAILED
[INFO] [stdout] test tests::test_split ... ok
[INFO] [stdout] test tests::test_split_speed_using_language_model ... ok
[INFO] [stdout] test tests::test_split_speed ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_split_with_language_model stdout ----
[INFO] [stdout] thread 'tests::test_split_with_language_model' panicked at src/language_model.rs:59:50:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55cf5e2ea2d6 - std::backtrace_rs::backtrace::libunwind::trace::h261606ad26a499c1
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stdout]    1:     0x55cf5e2ea2d6 - std::backtrace_rs::backtrace::trace_unsynchronized::hd183f0625477fb28
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x55cf5e2ea2d6 - std::sys_common::backtrace::_print_fmt::hd7f8fef21b4eda67
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x55cf5e2ea2d6 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h623d9b51f2f453f1
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x55cf5e313940 - core::fmt::rt::Argument::fmt::h9f417ac76a86f368
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/fmt/rt.rs:142:9
[INFO] [stdout]    5:     0x55cf5e313940 - core::fmt::write::hc9b6faf4ac2aeff7
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/fmt/mod.rs:1120:17
[INFO] [stdout]    6:     0x55cf5e2e7cff - std::io::Write::write_fmt::he04625a3a989fec3
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/io/mod.rs:1810:15
[INFO] [stdout]    7:     0x55cf5e2ea0b4 - std::sys_common::backtrace::_print::hd5d66399c7df88a2
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x55cf5e2ea0b4 - std::sys_common::backtrace::print::he81ed2da642d37e5
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x55cf5e2ebe27 - std::panicking::default_hook::{{closure}}::h85773f4fa117163d
[INFO] [stdout]   10:     0x55cf5e2ebb0d - std::panicking::default_hook::h6a1694a91d09b278
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:289:9
[INFO] [stdout]   11:     0x55cf5e2bb5a7 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h616ac37fa3cd6c8f
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   12:     0x55cf5e2bb5a7 - test::test_main::{{closure}}::h00d84697cefdcbb6
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:138:21
[INFO] [stdout]   13:     0x55cf5e2ec446 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hcb3fe3b9bb537ba8
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   14:     0x55cf5e2ec446 - std::panicking::rust_panic_with_hook::h0a7ad96e90f7145b
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:783:13
[INFO] [stdout]   15:     0x55cf5e2ec192 - std::panicking::begin_panic_handler::{{closure}}::h7919090525c6485e
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:657:13
[INFO] [stdout]   16:     0x55cf5e2ea7d6 - std::sys_common::backtrace::__rust_end_short_backtrace::hf3289479464f7dfe
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   17:     0x55cf5e2ebef0 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:645:5
[INFO] [stdout]   18:     0x55cf5e262cd5 - core::panicking::panic_fmt::hcc9f77c5c132af55
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x55cf5e263273 - core::result::unwrap_failed::hbe14f498be1452f9
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/result.rs:1649:5
[INFO] [stdout]   20:     0x55cf5e27e2bb - core::result::Result<T,E>::unwrap::h384055ac67b39762
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/result.rs:1073:23
[INFO] [stdout]   21:     0x55cf5e26f9c0 - rsplitter::language_model::LanguageModel::lines_from_file::h7ce2b313d89f5ce3
[INFO] [stdout]                                at /opt/rustwide/workdir/src/language_model.rs:59:20
[INFO] [stdout]   22:     0x55cf5e270919 - rsplitter::language_model::LanguageModel::set_cost_dict::h8c6e4ba4e7ad7de2
[INFO] [stdout]                                at /opt/rustwide/workdir/src/language_model.rs:117:21
[INFO] [stdout]   23:     0x55cf5e26ee37 - rsplitter::language_model::LanguageModel::best_match::hd21fd4cc6fd1d224
[INFO] [stdout]                                at /opt/rustwide/workdir/src/language_model.rs:16:35
[INFO] [stdout]   24:     0x55cf5e26f910 - rsplitter::language_model::LanguageModel::build_cost_array::h50d959df0ec6f20c
[INFO] [stdout]                                at /opt/rustwide/workdir/src/language_model.rs:50:27
[INFO] [stdout]   25:     0x55cf5e270ee8 - rsplitter::language_model::LanguageModel::split::hf2b524c1e8b14153
[INFO] [stdout]                                at /opt/rustwide/workdir/src/language_model.rs:154:30
[INFO] [stdout]   26:     0x55cf5e27130b - rsplitter::tests::test_split_with_language_model::hcc54e0d7d3877263
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:137:22
[INFO] [stdout]   27:     0x55cf5e271207 - rsplitter::tests::test_split_with_language_model::{{closure}}::hf9098e47f544c29f
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:131:40
[INFO] [stdout]   28:     0x55cf5e279656 - core::ops::function::FnOnce::call_once::hd492f115f70a4def
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x55cf5e2c0e7f - core::ops::function::FnOnce::call_once::hd64d26f405258157
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   30:     0x55cf5e2c0e7f - test::__rust_begin_short_backtrace::he21b0b7a6d731bf9
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:627:18
[INFO] [stdout]   31:     0x55cf5e2bfc01 - test::run_test_in_process::{{closure}}::hf5c73986d7bdfde2
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:650:60
[INFO] [stdout]   32:     0x55cf5e2bfc01 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h330011ad032aadc0
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   33:     0x55cf5e2bfc01 - std::panicking::try::do_call::he61b0a958b795a41
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:552:40
[INFO] [stdout]   34:     0x55cf5e2bfc01 - std::panicking::try::h7309da130f906eb7
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:516:19
[INFO] [stdout]   35:     0x55cf5e2bfc01 - std::panic::catch_unwind::hc5c3a06fdaf0a92a
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panic.rs:142:14
[INFO] [stdout]   36:     0x55cf5e2bfc01 - test::run_test_in_process::h7e7b7c71c3324e0f
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:650:27
[INFO] [stdout]   37:     0x55cf5e2bfc01 - test::run_test::{{closure}}::h1f509f28f5cf20b1
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:573:43
[INFO] [stdout]   38:     0x55cf5e286f36 - test::run_test::{{closure}}::h1754218abf443f6d
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:601:41
[INFO] [stdout]   39:     0x55cf5e286f36 - std::sys_common::backtrace::__rust_begin_short_backtrace::h2ee174b9d5954948
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   40:     0x55cf5e28bf97 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hf60bee9c1a17ef09
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/thread/mod.rs:529:17
[INFO] [stdout]   41:     0x55cf5e28bf97 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h33d0dddec5216160
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   42:     0x55cf5e28bf97 - std::panicking::try::do_call::h144b3048b546f835
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:552:40
[INFO] [stdout]   43:     0x55cf5e28bf97 - std::panicking::try::h978244d04646189f
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:516:19
[INFO] [stdout]   44:     0x55cf5e28bf97 - std::panic::catch_unwind::hdf436369d188fe86
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panic.rs:142:14
[INFO] [stdout]   45:     0x55cf5e28bf97 - std::thread::Builder::spawn_unchecked_::{{closure}}::h87329cbdd33c79ec
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/thread/mod.rs:528:30
[INFO] [stdout]   46:     0x55cf5e28bf97 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h401abbe67897d450
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   47:     0x55cf5e2f0f25 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h5d7c8f150ab9c84c
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   48:     0x55cf5e2f0f25 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h570d5b005c242c15
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   49:     0x55cf5e2f0f25 - std::sys::unix::thread::Thread::new::thread_start::h36b0a20c0b2361ad
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   50:     0x7f9492415ac3 - <unknown>
[INFO] [stdout]   51:     0x7f94924a6bf4 - __clone
[INFO] [stdout]   52:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::test_split_with_language_model
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 3 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.20s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "5336cabc7263c65115306186fad8253dea1850f90f94cffe768687067a2f12cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5336cabc7263c65115306186fad8253dea1850f90f94cffe768687067a2f12cd", kill_on_drop: false }`
[INFO] [stdout] 5336cabc7263c65115306186fad8253dea1850f90f94cffe768687067a2f12cd
