[INFO] fetching crate file_scanner 0.2.0...
[INFO] testing file_scanner-0.2.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate file_scanner 0.2.0 into /workspace/builds/worker-110/source
[INFO] validating manifest of crates.io crate file_scanner 0.2.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate file_scanner 0.2.0
[INFO] finished tweaking crates.io crate file_scanner 0.2.0
[INFO] tweaked toml for crates.io crate file_scanner 0.2.0 written to /workspace/builds/worker-110/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c17f89afe5d32fe801d8f1a2c65b4a85a88a9458a36c6a2f55004017b6997d42
[INFO] running `Command { std: "docker" "start" "-a" "c17f89afe5d32fe801d8f1a2c65b4a85a88a9458a36c6a2f55004017b6997d42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c17f89afe5d32fe801d8f1a2c65b4a85a88a9458a36c6a2f55004017b6997d42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c17f89afe5d32fe801d8f1a2c65b4a85a88a9458a36c6a2f55004017b6997d42", kill_on_drop: false }`
[INFO] [stdout] c17f89afe5d32fe801d8f1a2c65b4a85a88a9458a36c6a2f55004017b6997d42
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e19f72de652727bb286f8e5a255373d134a1c2a1a2c696e04a6d5a99d497edb4
[INFO] running `Command { std: "docker" "start" "-a" "e19f72de652727bb286f8e5a255373d134a1c2a1a2c696e04a6d5a99d497edb4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling ucd-util v0.1.8
[INFO] [stderr]    Compiling safemem v0.2.0
[INFO] [stderr]    Compiling utf8-ranges v1.0.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling buf_redux v0.6.3
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling file_scanner v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.58s
[INFO] running `Command { std: "docker" "inspect" "e19f72de652727bb286f8e5a255373d134a1c2a1a2c696e04a6d5a99d497edb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e19f72de652727bb286f8e5a255373d134a1c2a1a2c696e04a6d5a99d497edb4", kill_on_drop: false }`
[INFO] [stdout] e19f72de652727bb286f8e5a255373d134a1c2a1a2c696e04a6d5a99d497edb4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3fdf113eea0eac501777673d3049d43f90374c9595aa08ee639be4b63613bf2a
[INFO] running `Command { std: "docker" "start" "-a" "3fdf113eea0eac501777673d3049d43f90374c9595aa08ee639be4b63613bf2a", kill_on_drop: false }`
[INFO] [stderr]    Compiling file_scanner v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.07s
[INFO] running `Command { std: "docker" "inspect" "3fdf113eea0eac501777673d3049d43f90374c9595aa08ee639be4b63613bf2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fdf113eea0eac501777673d3049d43f90374c9595aa08ee639be4b63613bf2a", kill_on_drop: false }`
[INFO] [stdout] 3fdf113eea0eac501777673d3049d43f90374c9595aa08ee639be4b63613bf2a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0848ced92b4a684be787e1d4485382b3cd63508b605e9f2d4f518ebc9c4699b7
[INFO] running `Command { std: "docker" "start" "-a" "0848ced92b4a684be787e1d4485382b3cd63508b605e9f2d4f518ebc9c4699b7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/file_scanner-42426fcb6e801e23)
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[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_breaks_at_delim ... ok
[INFO] [stdout] test tests::buffer_ends_within_end_delim ... ok
[INFO] [stdout] test tests::next_float ... ok
[INFO] [stdout] test tests::next_handles_line_wrap ... ok
[INFO] [stdout] test tests::next_line_reads_last_line ... ok
[INFO] [stdout] test tests::next_int_handles_commas ... 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_none_on_positive_overflow ... ok
[INFO] [stdout] test tests::next_skips_leading_delims ... ok
[INFO] [stdout] test tests::next_preserves_trailing_delim ... ok
[INFO] [stdout] test tests::next_int_custom_radix ... ok
[INFO] [stdout] test tests::next_works_after_next_line ... ok
[INFO] [stdout] test tests::next_works_once_when_good_input ... ok
[INFO] [stdout] test tests::radix_between_2_36 ... 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; finished in 0.01s
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0848ced92b4a684be787e1d4485382b3cd63508b605e9f2d4f518ebc9c4699b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0848ced92b4a684be787e1d4485382b3cd63508b605e9f2d4f518ebc9c4699b7", kill_on_drop: false }`
[INFO] [stdout] 0848ced92b4a684be787e1d4485382b3cd63508b605e9f2d4f518ebc9c4699b7