[INFO] crate csv_challenge 0.1.0 is already in cache [INFO] extracting crate csv_challenge 0.1.0 into work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/csv_challenge/0.1.0 [INFO] extracting crate csv_challenge 0.1.0 into work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/csv_challenge/0.1.0 [INFO] validating manifest of csv_challenge-0.1.0 on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of csv_challenge-0.1.0 on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing csv_challenge-0.1.0 [INFO] finished frobbing csv_challenge-0.1.0 [INFO] frobbed toml for csv_challenge-0.1.0 written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/csv_challenge/0.1.0/Cargo.toml [INFO] started frobbing csv_challenge-0.1.0 [INFO] finished frobbing csv_challenge-0.1.0 [INFO] frobbed toml for csv_challenge-0.1.0 written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/csv_challenge/0.1.0/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing csv_challenge-0.1.0 against master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 for pr-57967 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-7/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/csv_challenge/0.1.0:/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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "build" "--frozen"` [INFO] [stdout] 524e1f7411ed3c0bb46bb511ba5998fe940909324c4edabca06ec1dca4eabd04 [INFO] running `"docker" "start" "-a" "524e1f7411ed3c0bb46bb511ba5998fe940909324c4edabca06ec1dca4eabd04"` [INFO] [stderr] Compiling csv_challenge v0.1.0 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.53s [INFO] running `"docker" "inspect" "524e1f7411ed3c0bb46bb511ba5998fe940909324c4edabca06ec1dca4eabd04"` [INFO] running `"docker" "rm" "-f" "524e1f7411ed3c0bb46bb511ba5998fe940909324c4edabca06ec1dca4eabd04"` [INFO] [stdout] 524e1f7411ed3c0bb46bb511ba5998fe940909324c4edabca06ec1dca4eabd04 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-7/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/csv_challenge/0.1.0:/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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen" "--no-run"` [INFO] [stdout] e70d8fbdfb339e7eec30a97791c7322a3b6c05888d7f244720a8597bbebe932a [INFO] running `"docker" "start" "-a" "e70d8fbdfb339e7eec30a97791c7322a3b6c05888d7f244720a8597bbebe932a"` [INFO] [stderr] Compiling csv_challenge v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused variable: `filename` [INFO] [stderr] --> src/core/read.rs:68:13 [INFO] [stderr] | [INFO] [stderr] 68 | let filename = PathBuf::from("./input/challenge.csv"); [INFO] [stderr] | ^^^^^^^^ help: consider prefixing with an underscore: `_filename` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `Opt` [INFO] [stderr] --> tests/integration_test.rs:6:9 [INFO] [stderr] | [INFO] [stderr] 6 | Opt, [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.24s [INFO] running `"docker" "inspect" "e70d8fbdfb339e7eec30a97791c7322a3b6c05888d7f244720a8597bbebe932a"` [INFO] running `"docker" "rm" "-f" "e70d8fbdfb339e7eec30a97791c7322a3b6c05888d7f244720a8597bbebe932a"` [INFO] [stdout] e70d8fbdfb339e7eec30a97791c7322a3b6c05888d7f244720a8597bbebe932a [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-7/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/csv_challenge/0.1.0:/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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen"` [INFO] [stdout] 7b7058073ad76110be957b1169873b37e5521255135ec2c57aba79290994f5eb [INFO] running `"docker" "start" "-a" "7b7058073ad76110be957b1169873b37e5521255135ec2c57aba79290994f5eb"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running /opt/crater/target/debug/deps/csv_challenge-ff1b7b7a8bb38dda [INFO] [stdout] [INFO] [stdout] running 5 tests [INFO] [stdout] test core::read::test::test_invalid_load_csv ... ignored [INFO] [stdout] test core::write::test::test_valid_replace_column ... ok [INFO] [stdout] test core::read::test::test_valid_load_csv ... ok [INFO] [stdout] test core::write::test::test_invalid_replace_column ... ok [INFO] [stdout] test core::read::test::test_valid_write_csv ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- core::read::test::test_valid_write_csv stdout ---- [INFO] [stdout] thread 'core::read::test::test_valid_write_csv' panicked at 'assertion failed: output_file.is_ok()', src/core/read.rs:71:9 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5556ae55eef3 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::hb587d2734f1dc7c5 [INFO] [stdout] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39 [INFO] [stdout] 1: 0x5556ae55ac0b - std::sys_common::backtrace::_print::he39717f7cfbd122d [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:70 [INFO] [stdout] 2: 0x5556ae55dba6 - std::panicking::default_hook::{{closure}}::hb7f1ae5149814e5e [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:58 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 3: 0x5556ae55d8a7 - std::panicking::default_hook::hc2b73d8ffc772b35 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 4: 0x5556ae55e2b0 - std::panicking::rust_panic_with_hook::h625072734a147d22 [INFO] [stdout] at src/libstd/panicking.rs:478 [INFO] [stdout] 5: 0x5556ae514027 - std::panicking::begin_panic::hacf668d3b061f12e [INFO] [stdout] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/panicking.rs:412 [INFO] [stdout] 6: 0x5556ae5025f2 - csv_challenge::core::read::test::test_valid_write_csv::hc0f879a1c8e34220 [INFO] [stdout] at src/core/read.rs:71 [INFO] [stdout] 7: 0x5556ae502529 - csv_challenge::core::read::test::test_valid_write_csv::{{closure}}::ha357877c19277346 [INFO] [stdout] at src/core/read.rs:67 [INFO] [stdout] 8: 0x5556ae5019fd - core::ops::function::FnOnce::call_once::hacff6322e564835a [INFO] [stdout] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libcore/ops/function.rs:231 [INFO] [stdout] 9: 0x5556ae51d6de - >::call_box::h6b39ff82621fe3f5 [INFO] [stdout] at src/libtest/lib.rs:1474 [INFO] [stdout] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libcore/ops/function.rs:231 [INFO] [stdout] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/liballoc/boxed.rs:734 [INFO] [stdout] 10: 0x5556ae5613d9 - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:92 [INFO] [stdout] 11: 0x5556ae53a967 - test::run_test::run_test_inner::{{closure}}::h57942e399d1cc807 [INFO] [stdout] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/panicking.rs:276 [INFO] [stdout] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/panic.rs:388 [INFO] [stdout] at src/libtest/lib.rs:1429 [INFO] [stdout] 12: 0x5556ae516124 - std::sys_common::backtrace::__rust_begin_short_backtrace::h85c77ad9ddf8fba3 [INFO] [stdout] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/sys_common/backtrace.rs:135 [INFO] [stdout] 13: 0x5556ae5167f4 - std::panicking::try::do_call::hf5b2072d080453d1 [INFO] [stdout] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/thread/mod.rs:469 [INFO] [stdout] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/panic.rs:309 [INFO] [stdout] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/panicking.rs:297 [INFO] [stdout] 14: 0x5556ae5613d9 - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:92 [INFO] [stdout] 15: 0x5556ae51d95c - >::call_box::hf0a5ea81172c4bf3 [INFO] [stdout] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/panicking.rs:276 [INFO] [stdout] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/panic.rs:388 [INFO] [stdout] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/thread/mod.rs:468 [INFO] [stdout] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/liballoc/boxed.rs:734 [INFO] [stdout] 16: 0x5556ae560b8d - std::sys::unix::thread::Thread::new::thread_start::h60ff5f253b4125d5 [INFO] [stdout] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/liballoc/boxed.rs:744 [INFO] [stdout] at src/libstd/sys_common/thread.rs:14 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:81 [INFO] [stdout] 17: 0x7f94631d3493 - start_thread [INFO] [stdout] 18: 0x7f9462cfeace - __clone [INFO] [stdout] 19: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] core::read::test::test_valid_write_csv [INFO] [stdout] [INFO] [stdout] test result: FAILED. 3 passed; 1 failed; 1 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--lib' [INFO] running `"docker" "inspect" "7b7058073ad76110be957b1169873b37e5521255135ec2c57aba79290994f5eb"` [INFO] running `"docker" "rm" "-f" "7b7058073ad76110be957b1169873b37e5521255135ec2c57aba79290994f5eb"` [INFO] [stdout] 7b7058073ad76110be957b1169873b37e5521255135ec2c57aba79290994f5eb