[INFO] crate crfsuite 0.2.6 is already in cache [INFO] testing crfsuite-0.2.6 against 1.38.0 for beta-1.39-1 [INFO] extracting crate crfsuite 0.2.6 into work/builds/worker-6/source [INFO] validating manifest of crates.io crate crfsuite 0.2.6 on toolchain 1.38.0 [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate crfsuite 0.2.6 [INFO] finished tweaking crates.io crate crfsuite 0.2.6 [INFO] tweaked toml for crates.io crate crfsuite 0.2.6 written to work/builds/worker-6/source/Cargo.toml [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"` [INFO] [stdout] 9b2c3f0204f4f9b0a894f8180f6995696a443fe694346e0a0900d955ba09eaa7 [INFO] running `"docker" "start" "-a" "9b2c3f0204f4f9b0a894f8180f6995696a443fe694346e0a0900d955ba09eaa7"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling crfsuite-sys v0.1.4 [INFO] [stderr] Compiling crfsuite v0.2.6 (/opt/rustwide/workdir) [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:370:21 [INFO] [stderr] | [INFO] [stderr] 370 | let mut crf_item = &mut crf_items[t]; [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: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:373:21 [INFO] [stderr] | [INFO] [stderr] 373 | let mut contents = slice::from_raw_parts_mut(crf_item.contents, crf_item.num_contents as usize); [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:764:21 [INFO] [stderr] | [INFO] [stderr] 764 | let mut crf_item = &mut crf_items[t]; [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.48s [INFO] running `"docker" "inspect" "9b2c3f0204f4f9b0a894f8180f6995696a443fe694346e0a0900d955ba09eaa7"` [INFO] running `"docker" "rm" "-f" "9b2c3f0204f4f9b0a894f8180f6995696a443fe694346e0a0900d955ba09eaa7"` [INFO] [stdout] 9b2c3f0204f4f9b0a894f8180f6995696a443fe694346e0a0900d955ba09eaa7 [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen" "--no-run"` [INFO] [stdout] 132809b9ecad47fcf4dac027234daa6570090ab7444606e05b3bf4d60351cbbf [INFO] running `"docker" "start" "-a" "132809b9ecad47fcf4dac027234daa6570090ab7444606e05b3bf4d60351cbbf"` [INFO] [stderr] Compiling crfsuite v0.2.6 (/opt/rustwide/workdir) [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:370:21 [INFO] [stderr] | [INFO] [stderr] 370 | let mut crf_item = &mut crf_items[t]; [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: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:373:21 [INFO] [stderr] | [INFO] [stderr] 373 | let mut contents = slice::from_raw_parts_mut(crf_item.contents, crf_item.num_contents as usize); [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:764:21 [INFO] [stderr] | [INFO] [stderr] 764 | let mut crf_item = &mut crf_items[t]; [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.81s [INFO] running `"docker" "inspect" "132809b9ecad47fcf4dac027234daa6570090ab7444606e05b3bf4d60351cbbf"` [INFO] running `"docker" "rm" "-f" "132809b9ecad47fcf4dac027234daa6570090ab7444606e05b3bf4d60351cbbf"` [INFO] [stdout] 132809b9ecad47fcf4dac027234daa6570090ab7444606e05b3bf4d60351cbbf [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen"` [INFO] [stdout] 51a61f2eba72a8e292fb687c6cba1b25fd9a8ef30488d9ec9165e65e0cf5afd2 [INFO] running `"docker" "start" "-a" "51a61f2eba72a8e292fb687c6cba1b25fd9a8ef30488d9ec9165e65e0cf5afd2"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/crfsuite-e656b185efe0b6a0 [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test tests::test_attribute ... ok [INFO] [stdout] test tests::test_algorithm_enum_to_str ... ok [INFO] [stdout] test tests::test_str_to_algorithm_enum ... ok [INFO] [stdout] test tests::test_str_to_graphical_model_enum ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/test_tagger-977dcf972fd07168 [INFO] [stdout] [INFO] [stdout] running 6 tests [INFO] [stdout] test test_open_model ... ok [INFO] [stdout] test test_create_model_from_memory ... ok [INFO] [stdout] test test_open_not_existing_model_does_not_panic ... ok [INFO] [stdout] test test_create_model_from_memory_invalid_model ... ok [INFO] [stdout] test test_tag ... ok [INFO] [stdout] test test_dump_model ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- test_dump_model stdout ---- [INFO] [stdout] thread 'test_dump_model' panicked at 'create file failed: Os { code: 30, kind: Other, message: "Read-only file system" }', src/libcore/result.rs:1084:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55ee10b0ba8b - backtrace::backtrace::libunwind::trace::h89fcc71e59e3bc5b [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55ee10b0ba8b - backtrace::backtrace::trace_unsynchronized::h0bad9be1379e729a [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55ee10b0ba8b - std::sys_common::backtrace::_print::hd3382a1f33c473da [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55ee10b0ba8b - std::sys_common::backtrace::print::h0ec6f03cfb8e76a6 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55ee10b0ba8b - std::panicking::default_hook::{{closure}}::h96cbf7b454e3f557 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55ee10b0b6fc - std::panicking::default_hook::h95a8f00337383d83 [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55ee10b0c1fd - std::panicking::rust_panic_with_hook::h92f98b46e22f14ed [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55ee10b0bd82 - std::panicking::continue_panic_fmt::h25abfbb4e5b7043a [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x55ee10b0bc66 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x55ee10b21e3d - core::panicking::panic_fmt::h7e9f94035af782b3 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x55ee10b21f37 - core::result::unwrap_failed::hf7591c1dd9412006 [INFO] [stdout] at src/libcore/result.rs:1084 [INFO] [stdout] 11: 0x55ee10aa5df8 - core::result::Result::expect::h7a45df52b259d7c2 [INFO] [stdout] at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/libcore/result.rs:879 [INFO] [stdout] 12: 0x55ee10aa3ac0 - crfsuite::Model::dump_file::hb352142cbcd8ed44 [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:688 [INFO] [stdout] 13: 0x55ee10aa1a66 - test_tagger::test_dump_model::hf64595173e3508fa [INFO] [stdout] at tests/test_tagger.rs:24 [INFO] [stdout] 14: 0x55ee10aa19fa - test_tagger::test_dump_model::{{closure}}::h5b3daa486396e539 [INFO] [stdout] at tests/test_tagger.rs:22 [INFO] [stdout] 15: 0x55ee10aaa67e - core::ops::function::FnOnce::call_once::h16b169b3ff6d68b9 [INFO] [stdout] at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/libcore/ops/function.rs:235 [INFO] [stdout] 16: 0x55ee10ab668f - as core::ops::function::FnOnce>::call_once::hac0fbe2754f8bd24 [INFO] [stdout] at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/liballoc/boxed.rs:787 [INFO] [stdout] 17: 0x55ee10b0e95a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 18: 0x55ee10ad0c7e - std::panicking::try::h9d6938917cc05e3f [INFO] [stdout] at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x55ee10ad0c7e - std::panic::catch_unwind::h5be70fd1d69515b0 [INFO] [stdout] at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x55ee10ad0c7e - test::run_test::run_test_inner::{{closure}}::h056f206eafd8ff6e [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 21: 0x55ee10aac0b5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h859abbc742a34b19 [INFO] [stdout] at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 22: 0x55ee10ab01f5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::hf8192ec938c43694 [INFO] [stdout] at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/libstd/thread/mod.rs:470 [INFO] [stdout] 23: 0x55ee10ab01f5 - as core::ops::function::FnOnce<()>>::call_once::hae7b2431555cb4db [INFO] [stdout] at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/libstd/panic.rs:315 [INFO] [stdout] 24: 0x55ee10ab01f5 - std::panicking::try::do_call::h6da7ecd0783259d7 [INFO] [stdout] at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/libstd/panicking.rs:296 [INFO] [stdout] 25: 0x55ee10b0e95a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 26: 0x55ee10ab07d2 - std::panicking::try::h3c1c35414c2c78f1 [INFO] [stdout] at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/libstd/panicking.rs:275 [INFO] [stdout] 27: 0x55ee10ab07d2 - std::panic::catch_unwind::ha5cfb2018fda983e [INFO] [stdout] at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/libstd/panic.rs:394 [INFO] [stdout] 28: 0x55ee10ab07d2 - std::thread::Builder::spawn_unchecked::{{closure}}::hc7620e41f0938c09 [INFO] [stdout] at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/libstd/thread/mod.rs:469 [INFO] [stdout] 29: 0x55ee10ab07d2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h1b3b20eeb6ea6ddd [INFO] [stdout] at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/libcore/ops/function.rs:235 [INFO] [stdout] 30: 0x55ee10b0162f - as core::ops::function::FnOnce>::call_once::h2877b2aefb0fd627 [INFO] [stdout] at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/liballoc/boxed.rs:787 [INFO] [stdout] 31: 0x55ee10b0e090 - as core::ops::function::FnOnce>::call_once::h13f473dbcdaa0fef [INFO] [stdout] at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/liballoc/boxed.rs:787 [INFO] [stdout] 32: 0x55ee10b0e090 - std::sys_common::thread::start_thread::h562a7c4953cb1d31 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 33: 0x55ee10b0e090 - std::sys::unix::thread::Thread::new::thread_start::h382c6ae14181d163 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 34: 0x7fcc82a166db - start_thread [INFO] [stdout] 35: 0x7fcc8252788f - __clone [INFO] [stdout] 36: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] test_dump_model [INFO] [stdout] [INFO] [stdout] test result: FAILED. 5 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--test test_tagger' [INFO] running `"docker" "inspect" "51a61f2eba72a8e292fb687c6cba1b25fd9a8ef30488d9ec9165e65e0cf5afd2"` [INFO] running `"docker" "rm" "-f" "51a61f2eba72a8e292fb687c6cba1b25fd9a8ef30488d9ec9165e65e0cf5afd2"` [INFO] [stdout] 51a61f2eba72a8e292fb687c6cba1b25fd9a8ef30488d9ec9165e65e0cf5afd2