[INFO] crate file_scanner 0.2.0 is already in cache
[INFO] extracting crate file_scanner 0.2.0 into work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/file_scanner/0.2.0
[INFO] extracting crate file_scanner 0.2.0 into work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/file_scanner/0.2.0
[INFO] validating manifest of file_scanner-0.2.0 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 file_scanner-0.2.0 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 file_scanner-0.2.0
[INFO] finished frobbing file_scanner-0.2.0
[INFO] frobbed toml for file_scanner-0.2.0 written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/file_scanner/0.2.0/Cargo.toml
[INFO] started frobbing file_scanner-0.2.0
[INFO] finished frobbing file_scanner-0.2.0
[INFO] frobbed toml for file_scanner-0.2.0 written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/file_scanner/0.2.0/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 file_scanner-0.2.0 against master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-1/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/file_scanner/0.2.0:/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] ca350b4227d35d31340ac12ccb612dc704b73df8e13db165c13cbd643979c0ad
[INFO] running `"docker" "start" "-a" "ca350b4227d35d31340ac12ccb612dc704b73df8e13db165c13cbd643979c0ad"`
[INFO] [stderr]    Compiling file_scanner v0.2.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.16s
[INFO] running `"docker" "inspect" "ca350b4227d35d31340ac12ccb612dc704b73df8e13db165c13cbd643979c0ad"`
[INFO] running `"docker" "rm" "-f" "ca350b4227d35d31340ac12ccb612dc704b73df8e13db165c13cbd643979c0ad"`
[INFO] [stdout] ca350b4227d35d31340ac12ccb612dc704b73df8e13db165c13cbd643979c0ad
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-1/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/file_scanner/0.2.0:/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] cc3cc826aa6130fa93f0f1f37fa6d8b54a9c4c3cd6dcf6cae187f5a8764a3230
[INFO] running `"docker" "start" "-a" "cc3cc826aa6130fa93f0f1f37fa6d8b54a9c4c3cd6dcf6cae187f5a8764a3230"`
[INFO] [stderr]    Compiling file_scanner v0.2.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.16s
[INFO] running `"docker" "inspect" "cc3cc826aa6130fa93f0f1f37fa6d8b54a9c4c3cd6dcf6cae187f5a8764a3230"`
[INFO] running `"docker" "rm" "-f" "cc3cc826aa6130fa93f0f1f37fa6d8b54a9c4c3cd6dcf6cae187f5a8764a3230"`
[INFO] [stdout] cc3cc826aa6130fa93f0f1f37fa6d8b54a9c4c3cd6dcf6cae187f5a8764a3230
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-1/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/file_scanner/0.2.0:/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] 97a103ccc8fb9c8fce90478a02497865c7ee299b1611ee05206c5711dc984dbe
[INFO] running `"docker" "start" "-a" "97a103ccc8fb9c8fce90478a02497865c7ee299b1611ee05206c5711dc984dbe"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/file_scanner-476f0d23c6bdca63
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stdout] test tests::next_breaks_at_delim ... ok
[INFO] [stdout] test tests::buffer_ends_before_delim ... ok
[INFO] [stdout] test tests::arbitrary_delim ... ok
[INFO] [stdout] test tests::next_float_base_2 ... ok
[INFO] [stdout] test tests::next_handles_line_wrap ... ok
[INFO] [stdout] test tests::next_int_custom_radix ... ok
[INFO] [stdout] test tests::next_float ... ok
[INFO] [stdout] test tests::next_i32_none_on_negative_overflow ... ok
[INFO] [stdout] test tests::next_line_reads_whole_line ... ok
[INFO] [stdout] test tests::next_int_handles_commas ... ok
[INFO] [stdout] test tests::next_int_none_on_positive_overflow ... ok
[INFO] [stdout] test tests::buffer_ends_within_end_delim ... ok
[INFO] [stdout] test tests::next_works_after_next_line ... ok
[INFO] [stdout] test tests::radix_between_2_36 ... ok
[INFO] [stdout] test tests::next_works_once_when_good_input ... ok
[INFO] [stdout] test tests::next_line_reads_last_line ... ok
[INFO] [stdout] test tests::next_preserves_trailing_delim ... ok
[INFO] [stdout] test tests::next_skips_leading_delims ... ok
[INFO] [stdout] test tests::str_delim_escapes_regexes ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests file_scanner
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "97a103ccc8fb9c8fce90478a02497865c7ee299b1611ee05206c5711dc984dbe"`
[INFO] running `"docker" "rm" "-f" "97a103ccc8fb9c8fce90478a02497865c7ee299b1611ee05206c5711dc984dbe"`
[INFO] [stdout] 97a103ccc8fb9c8fce90478a02497865c7ee299b1611ee05206c5711dc984dbe