[INFO] fetching crate ar 0.8.0...
[INFO] testing ar-0.8.0 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate ar 0.8.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate ar 0.8.0 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ar 0.8.0
[INFO] finished tweaking crates.io crate ar 0.8.0
[INFO] tweaked toml for crates.io crate ar 0.8.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] dd22aaf547fb21e570f5fb759f2e334030d1d2c88cc41c031efd9d46cfb8ad2d
[INFO] running `Command { std: "docker" "start" "-a" "dd22aaf547fb21e570f5fb759f2e334030d1d2c88cc41c031efd9d46cfb8ad2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd22aaf547fb21e570f5fb759f2e334030d1d2c88cc41c031efd9d46cfb8ad2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd22aaf547fb21e570f5fb759f2e334030d1d2c88cc41c031efd9d46cfb8ad2d", kill_on_drop: false }`
[INFO] [stdout] dd22aaf547fb21e570f5fb759f2e334030d1d2c88cc41c031efd9d46cfb8ad2d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7d4cc1a6cae5f9ce83727709596a3df39274002a8947c51dd566b627edd73761
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7d4cc1a6cae5f9ce83727709596a3df39274002a8947c51dd566b627edd73761", kill_on_drop: false }`
[INFO] [stderr]    Compiling ar v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "7d4cc1a6cae5f9ce83727709596a3df39274002a8947c51dd566b627edd73761", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d4cc1a6cae5f9ce83727709596a3df39274002a8947c51dd566b627edd73761", kill_on_drop: false }`
[INFO] [stdout] 7d4cc1a6cae5f9ce83727709596a3df39274002a8947c51dd566b627edd73761
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4caeb67814e726e6631d5e753906696744d4507926570d74041d3812bbc0c640
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4caeb67814e726e6631d5e753906696744d4507926570d74041d3812bbc0c640", kill_on_drop: false }`
[INFO] [stderr]    Compiling ar v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.09s
[INFO] running `Command { std: "docker" "inspect" "4caeb67814e726e6631d5e753906696744d4507926570d74041d3812bbc0c640", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4caeb67814e726e6631d5e753906696744d4507926570d74041d3812bbc0c640", kill_on_drop: false }`
[INFO] [stdout] 4caeb67814e726e6631d5e753906696744d4507926570d74041d3812bbc0c640
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] eaf058128a663d97fefd3f63897c18617f3cf2e2404147e8c794bed1b2b23cbd
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "eaf058128a663d97fefd3f63897c18617f3cf2e2404147e8c794bed1b2b23cbd", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 34 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ar-a2fb48589a3af6dd)
[INFO] [stdout] test tests::build_bsd_archive_with_long_filenames ... ok
[INFO] [stdout] test tests::build_gnu_archive ... ok
[INFO] [stdout] test tests::build_gnu_archive_with_space_in_filename ... ok
[INFO] [stdout] test tests::build_bsd_archive_with_space_in_filename ... ok
[INFO] [stdout] test tests::build_common_archive ... ok
[INFO] [stdout] test tests::jump_to_entry_in_bsd_archive ... ok
[INFO] [stdout] test tests::read_archive_with_no_padding_byte_in_final_entry ... ok
[INFO] [stdout] test tests::list_sorted_symbols_in_bsd_archive ... ok
[INFO] [stdout] test tests::count_entries_in_gnu_archive ... ok
[INFO] [stdout] test tests::read_bsd_archive_with_long_filenames ... ok
[INFO] [stdout] test tests::build_gnu_archive_with_long_filenames ... ok
[INFO] [stdout] test tests::list_symbols_in_bsd_archive ... ok
[INFO] [stdout] test tests::read_bsd_archive_with_space_in_filename ... ok
[INFO] [stdout] test tests::read_common_archive ... ok
[INFO] [stdout] test tests::non_multiple_of_two_long_ident_in_gnu_archive ... ok
[INFO] [stdout] test tests::list_symbols_in_gnu_archive ... ok
[INFO] [stdout] test tests::jump_to_entry_in_gnu_archive ... ok
[INFO] [stdout] test tests::read_gnu_archive ... ok
[INFO] [stdout] test tests::read_ms_archive_with_long_filenames ... ok
[INFO] [stdout] test tests::read_gnu_archive_with_space_in_filename ... ok
[INFO] [stdout] test tests::seek_within_entry ... ok
[INFO] [stdout] test tests::read_gnu_archive_with_long_filenames ... ok
[INFO] [stdout] test tests::count_entries_in_bsd_archive ... ok
[INFO] [stdout] test tests::read_gnu_archive_with_symbol_lookup_table ... ok
[INFO] [stdout] test tests::read_archive_with_invalid_size - should panic ... 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_mtime - should panic ... ok
[INFO] [stdout] test tests::read_archive_with_invalid_mode - 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::read_gnu_archive_with_invalid_filename_index - should panic ... ok
[INFO] [stdout] test tests::seek_entry_to_negative_position - should panic ... ok
[INFO] [stdout] test tests::seek_entry_beyond_end - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 34 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ar
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 33) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 47) - compile ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.23s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "eaf058128a663d97fefd3f63897c18617f3cf2e2404147e8c794bed1b2b23cbd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eaf058128a663d97fefd3f63897c18617f3cf2e2404147e8c794bed1b2b23cbd", kill_on_drop: false }`
[INFO] [stdout] eaf058128a663d97fefd3f63897c18617f3cf2e2404147e8c794bed1b2b23cbd