[INFO] cloning repository Kneipenrunde/text-classify [INFO] running `"git" "clone" "--bare" "git://github.com/Kneipenrunde/text-classify.git" "work/cache/sources/gh/Kneipenrunde/text-classify"` [INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/Kneipenrunde/text-classify'... [INFO] running `"git" "clone" "work/cache/sources/gh/Kneipenrunde/text-classify" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/Kneipenrunde/text-classify"` [INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/Kneipenrunde/text-classify'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/Kneipenrunde/text-classify" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/Kneipenrunde/text-classify"` [INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/Kneipenrunde/text-classify'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 297cbbde74a63f2a0f223f6d66c634f4f14cdb3c [INFO] sha for GitHub repo Kneipenrunde/text-classify: 297cbbde74a63f2a0f223f6d66c634f4f14cdb3c [INFO] validating manifest of Kneipenrunde/text-classify on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of Kneipenrunde/text-classify on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing Kneipenrunde/text-classify [INFO] finished frobbing Kneipenrunde/text-classify [INFO] frobbed toml for Kneipenrunde/text-classify written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/Kneipenrunde/text-classify/Cargo.toml [INFO] started frobbing Kneipenrunde/text-classify [INFO] finished frobbing Kneipenrunde/text-classify [INFO] frobbed toml for Kneipenrunde/text-classify written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/Kneipenrunde/text-classify/Cargo.toml [INFO] crate Kneipenrunde/text-classify already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing Kneipenrunde/text-classify against try#e212b7d492c96d3837691ba29d32d5f468933fb8 for pr-61629 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-3/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/Kneipenrunde/text-classify:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "build" "--frozen"` [INFO] [stdout] 4a60c73f9929d307527f9915a7c3552b23f0560a877bc227e8f108df1ab66d8b [INFO] running `"docker" "start" "-a" "4a60c73f9929d307527f9915a7c3552b23f0560a877bc227e8f108df1ab66d8b"` [INFO] [stderr] Compiling text-classify v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `std::env` [INFO] [stderr] --> src/main.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use std::env; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::prelude::*` [INFO] [stderr] --> src/main.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::io::prelude::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `data` [INFO] [stderr] --> src/main.rs:51:22 [INFO] [stderr] | [INFO] [stderr] 51 | fn filter(&self, data : &str) -> String { [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_data` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `LabelEncoder` [INFO] [stderr] --> src/main.rs:18:1 [INFO] [stderr] | [INFO] [stderr] 18 | struct LabelEncoder { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/main.rs:24:5 [INFO] [stderr] | [INFO] [stderr] 24 | fn new() -> LabelEncoder { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `fit` [INFO] [stderr] --> src/main.rs:28:5 [INFO] [stderr] | [INFO] [stderr] 28 | fn fit(&mut self, labels : &[&str]) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `transform` [INFO] [stderr] --> src/main.rs:37:5 [INFO] [stderr] | [INFO] [stderr] 37 | fn transform(&self, labels : &[&str]) -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `StopWordFilter` [INFO] [stderr] --> src/main.rs:42:1 [INFO] [stderr] | [INFO] [stderr] 42 | struct StopWordFilter { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/main.rs:47:5 [INFO] [stderr] | [INFO] [stderr] 47 | fn new() -> StopWordFilter { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `filter` [INFO] [stderr] --> src/main.rs:51:5 [INFO] [stderr] | [INFO] [stderr] 51 | fn filter(&self, data : &str) -> String { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.15s [INFO] running `"docker" "inspect" "4a60c73f9929d307527f9915a7c3552b23f0560a877bc227e8f108df1ab66d8b"` [INFO] running `"docker" "rm" "-f" "4a60c73f9929d307527f9915a7c3552b23f0560a877bc227e8f108df1ab66d8b"` [INFO] [stdout] 4a60c73f9929d307527f9915a7c3552b23f0560a877bc227e8f108df1ab66d8b [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-3/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/Kneipenrunde/text-classify:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen" "--no-run"` [INFO] [stdout] 79327e83138099f95b0d3c2abc29c1ab6e5f2be89dc778c1b2da64d763fc9e9d [INFO] running `"docker" "start" "-a" "79327e83138099f95b0d3c2abc29c1ab6e5f2be89dc778c1b2da64d763fc9e9d"` [INFO] [stderr] Compiling text-classify v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `std::env` [INFO] [stderr] --> src/main.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use std::env; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::prelude::*` [INFO] [stderr] --> src/main.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::io::prelude::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `data` [INFO] [stderr] --> src/main.rs:51:22 [INFO] [stderr] | [INFO] [stderr] 51 | fn filter(&self, data : &str) -> String { [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_data` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:230:9 [INFO] [stderr] | [INFO] [stderr] 230 | let mut clf = Classifier::new(); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: field is never used: `stop_words` [INFO] [stderr] --> src/main.rs:43:5 [INFO] [stderr] | [INFO] [stderr] 43 | stop_words : Vec, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.41s [INFO] running `"docker" "inspect" "79327e83138099f95b0d3c2abc29c1ab6e5f2be89dc778c1b2da64d763fc9e9d"` [INFO] running `"docker" "rm" "-f" "79327e83138099f95b0d3c2abc29c1ab6e5f2be89dc778c1b2da64d763fc9e9d"` [INFO] [stdout] 79327e83138099f95b0d3c2abc29c1ab6e5f2be89dc778c1b2da64d763fc9e9d [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-3/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/Kneipenrunde/text-classify:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen"` [INFO] [stdout] e88f1b6cc759b35695c45b11494e0efc40fab0d2d68a772e8ceacf7a09d63f61 [INFO] running `"docker" "start" "-a" "e88f1b6cc759b35695c45b11494e0efc40fab0d2d68a772e8ceacf7a09d63f61"` [INFO] [stderr] Blocking waiting for file lock on package cache lock [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.29s [INFO] [stderr] Running /opt/crater/target/debug/deps/text_classify-c95a94bdee2d133d [INFO] [stdout] [INFO] [stdout] running 7 tests [INFO] [stdout] test test_classify ... ok [INFO] [stdout] test test_count_words ... ok [INFO] [stdout] test test_accuracy ... ok [INFO] [stdout] test test_class_label_encoding ... ok [INFO] [stdout] test test_vocabulary_size ... ok [INFO] [stderr] error: test failed, to rerun pass '--bin text-classify' [INFO] [stdout] test test_untrained_classifier ... ok [INFO] [stdout] test test_stop_word_filter ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- test_stop_word_filter stdout ---- [INFO] [stdout] thread 'test_stop_word_filter' panicked at 'assertion failed: `(left == right)` [INFO] [stdout] left: `""`, [INFO] [stdout] right: `"mad mad world"`', src/main.rs:240:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x560cb4fdf61b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x560cb4fdf61b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x560cb4fdf61b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x560cb4fdf61b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x560cb4fdf61b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x560cb4fdf2af - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x560cb4fdfd90 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x560cb4fdf912 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x560cb4fdf85f - std::panicking::begin_panic_fmt::h6fa6b99240aafbc9 [INFO] [stdout] at src/libstd/panicking.rs:337 [INFO] [stdout] 9: 0x560cb4f840c3 - text_classify::test_stop_word_filter::h86f24dd09d118fc5 [INFO] [stdout] at src/main.rs:240 [INFO] [stdout] 10: 0x560cb4f83eaa - text_classify::test_stop_word_filter::{{closure}}::hf70ccfbe46869c11 [INFO] [stdout] at src/main.rs:236 [INFO] [stdout] 11: 0x560cb4f8bbde - core::ops::function::FnOnce::call_once::hce790cecf945583e [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: 0x560cb4fa203f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 13: 0x560cb4fe291a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 14: 0x560cb4fbca18 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 15: 0x560cb4fbca18 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 16: 0x560cb4fbca18 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 17: 0x560cb4f975b5 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 18: 0x560cb4f9b5b5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 19: 0x560cb4f9b5b5 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 20: 0x560cb4f9b5b5 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 21: 0x560cb4fe291a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 22: 0x560cb4f9bc42 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 23: 0x560cb4f9bc42 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 24: 0x560cb4f9bc42 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 25: 0x560cb4f9bc42 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 26: 0x560cb4fd563f - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 27: 0x560cb4fe2060 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 28: 0x560cb4fe2060 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 29: 0x560cb4fe2060 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 30: 0x7f64efca64a4 - start_thread [INFO] [stdout] 31: 0x7f64ef7d1d0f - __clone [INFO] [stdout] 32: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] test_stop_word_filter [INFO] [stdout] [INFO] [stdout] test result: FAILED. 6 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "e88f1b6cc759b35695c45b11494e0efc40fab0d2d68a772e8ceacf7a09d63f61"` [INFO] running `"docker" "rm" "-f" "e88f1b6cc759b35695c45b11494e0efc40fab0d2d68a772e8ceacf7a09d63f61"` [INFO] [stdout] e88f1b6cc759b35695c45b11494e0efc40fab0d2d68a772e8ceacf7a09d63f61