[INFO] fetching crate ar 0.9.0...
[INFO] testing ar-0.9.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate ar 0.9.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate ar 0.9.0 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 ar 0.9.0
[INFO] finished tweaking crates.io crate ar 0.9.0
[INFO] tweaked toml for crates.io crate ar 0.9.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate ar 0.9.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] d147df08a93dc49b2de5a07ba9526151fadfd25b68c01afdef2db7d1202407b3
[INFO] running `Command { std: "docker" "start" "-a" "d147df08a93dc49b2de5a07ba9526151fadfd25b68c01afdef2db7d1202407b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d147df08a93dc49b2de5a07ba9526151fadfd25b68c01afdef2db7d1202407b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d147df08a93dc49b2de5a07ba9526151fadfd25b68c01afdef2db7d1202407b3", kill_on_drop: false }`
[INFO] [stdout] d147df08a93dc49b2de5a07ba9526151fadfd25b68c01afdef2db7d1202407b3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] deca29759106239ee3055b49a2dcd99600e039d36a35d757462c180f9563d9c4
[INFO] running `Command { std: "docker" "start" "-a" "deca29759106239ee3055b49a2dcd99600e039d36a35d757462c180f9563d9c4", kill_on_drop: false }`
[INFO] [stderr]    Compiling ar v0.9.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.35s
[INFO] running `Command { std: "docker" "inspect" "deca29759106239ee3055b49a2dcd99600e039d36a35d757462c180f9563d9c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "deca29759106239ee3055b49a2dcd99600e039d36a35d757462c180f9563d9c4", kill_on_drop: false }`
[INFO] [stdout] deca29759106239ee3055b49a2dcd99600e039d36a35d757462c180f9563d9c4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 90d90846bf857649300a6d92d0777fdf5a785466331ed3717c57a274d2b7ee93
[INFO] running `Command { std: "docker" "start" "-a" "90d90846bf857649300a6d92d0777fdf5a785466331ed3717c57a274d2b7ee93", kill_on_drop: false }`
[INFO] [stderr]    Compiling ar v0.9.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.11s
[INFO] running `Command { std: "docker" "inspect" "90d90846bf857649300a6d92d0777fdf5a785466331ed3717c57a274d2b7ee93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90d90846bf857649300a6d92d0777fdf5a785466331ed3717c57a274d2b7ee93", kill_on_drop: false }`
[INFO] [stdout] 90d90846bf857649300a6d92d0777fdf5a785466331ed3717c57a274d2b7ee93
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] eb6a443ba5d5e8214b966a06f49ac676df1280c37a0bb8edee23e35a783d770a
[INFO] running `Command { std: "docker" "start" "-a" "eb6a443ba5d5e8214b966a06f49ac676df1280c37a0bb8edee23e35a783d770a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.24s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ar-6819aa3fc428fdd2)
[INFO] [stdout] 
[INFO] [stdout] running 34 tests
[INFO] [stdout] test tests::build_bsd_archive_with_space_in_filename ... ok
[INFO] [stdout] test tests::build_common_archive ... ok
[INFO] [stdout] test tests::build_gnu_archive ... ok
[INFO] [stdout] test tests::build_bsd_archive_with_long_filenames ... ok
[INFO] [stdout] test tests::build_gnu_archive_with_long_filenames ... ok
[INFO] [stdout] test tests::build_gnu_archive_with_space_in_filename ... ok
[INFO] [stdout] test tests::count_entries_in_bsd_archive ... ok
[INFO] [stdout] test tests::count_entries_in_gnu_archive ... ok
[INFO] [stdout] test tests::jump_to_entry_in_gnu_archive ... ok
[INFO] [stdout] test tests::list_sorted_symbols_in_bsd_archive ... ok
[INFO] [stdout] test tests::jump_to_entry_in_bsd_archive ... ok
[INFO] [stdout] test tests::list_symbols_in_bsd_archive ... ok
[INFO] [stdout] test tests::list_symbols_in_gnu_archive ... ok
[INFO] [stdout] test tests::non_multiple_of_two_long_ident_in_gnu_archive ... ok
[INFO] [stdout] test tests::read_bsd_archive_with_space_in_filename ... ok
[INFO] [stdout] test tests::read_bsd_archive_with_long_filenames ... ok
[INFO] [stdout] test tests::read_archive_with_no_padding_byte_in_final_entry ... ok
[INFO] [stdout] test tests::read_gnu_archive ... ok
[INFO] [stdout] test tests::read_common_archive ... ok
[INFO] [stdout] test tests::read_gnu_archive_with_long_filenames ... ok
[INFO] [stdout] test tests::read_gnu_archive_with_space_in_filename ... ok
[INFO] [stdout] test tests::read_gnu_archive_with_symbol_lookup_table ... ok
[INFO] [stdout] test tests::read_ms_archive_with_long_filenames ... ok
[INFO] [stdout] test tests::seek_within_entry ... ok
[INFO] [stdout] test tests::read_archive_with_invalid_gid - should panic ... ok
[INFO] [stdout] test tests::build_gnu_archive_with_unexpected_identifier - should panic ... ok
[INFO] [stdout] test tests::read_archive_with_invalid_mode - should panic ... ok
[INFO] [stdout] test tests::read_archive_with_invalid_mtime - should panic ... ok
[INFO] [stdout] test tests::read_archive_with_invalid_size - should panic ... ok
[INFO] [stdout] test tests::read_bsd_archive_with_invalid_filename_length - should panic ... ok
[INFO] [stdout] test tests::read_archive_with_invalid_uid - should panic ... ok
[INFO] [stdout] test tests::seek_entry_beyond_end - should panic ... ok
[INFO] [stdout] test tests::read_gnu_archive_with_invalid_filename_index - should panic ... ok
[INFO] [stdout] test tests::seek_entry_to_negative_position - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 34 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ar
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 47) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 33) - compile ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "eb6a443ba5d5e8214b966a06f49ac676df1280c37a0bb8edee23e35a783d770a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb6a443ba5d5e8214b966a06f49ac676df1280c37a0bb8edee23e35a783d770a", kill_on_drop: false }`
[INFO] [stdout] eb6a443ba5d5e8214b966a06f49ac676df1280c37a0bb8edee23e35a783d770a