[INFO] fetching crate ar 0.8.0...
[INFO] testing ar-0.8.0 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate ar 0.8.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate ar 0.8.0 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 81ac87e639eb638544c6ba326c98028ff76bd09d73836d313baa024d022ae4a6
[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" "81ac87e639eb638544c6ba326c98028ff76bd09d73836d313baa024d022ae4a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "81ac87e639eb638544c6ba326c98028ff76bd09d73836d313baa024d022ae4a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81ac87e639eb638544c6ba326c98028ff76bd09d73836d313baa024d022ae4a6", kill_on_drop: false }`
[INFO] [stdout] 81ac87e639eb638544c6ba326c98028ff76bd09d73836d313baa024d022ae4a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 79a7f40a75697e6a9ddbc6c824bb466f520880480be7cf354600ee3330ad1026
[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" "79a7f40a75697e6a9ddbc6c824bb466f520880480be7cf354600ee3330ad1026", kill_on_drop: false }`
[INFO] [stderr]    Compiling ar v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "79a7f40a75697e6a9ddbc6c824bb466f520880480be7cf354600ee3330ad1026", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79a7f40a75697e6a9ddbc6c824bb466f520880480be7cf354600ee3330ad1026", kill_on_drop: false }`
[INFO] [stdout] 79a7f40a75697e6a9ddbc6c824bb466f520880480be7cf354600ee3330ad1026
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f370600e169e59402315f7d007a88ad24ae8d1feb8cfba5a6e218721a792fc35
[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" "f370600e169e59402315f7d007a88ad24ae8d1feb8cfba5a6e218721a792fc35", kill_on_drop: false }`
[INFO] [stderr]    Compiling ar v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.96s
[INFO] running `Command { std: "docker" "inspect" "f370600e169e59402315f7d007a88ad24ae8d1feb8cfba5a6e218721a792fc35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f370600e169e59402315f7d007a88ad24ae8d1feb8cfba5a6e218721a792fc35", kill_on_drop: false }`
[INFO] [stdout] f370600e169e59402315f7d007a88ad24ae8d1feb8cfba5a6e218721a792fc35
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 24197aa7666293ac399c617507a9711f231e0f8a6718319989404a9ca99765eb
[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" "24197aa7666293ac399c617507a9711f231e0f8a6718319989404a9ca99765eb", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ar-a2fb48589a3af6dd)
[INFO] [stdout] running 34 tests
[INFO] [stdout] test tests::build_bsd_archive_with_long_filenames ... ok
[INFO] [stdout] test tests::build_gnu_archive ... 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::build_gnu_archive_with_long_filenames ... 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::build_gnu_archive_with_space_in_filename ... ok
[INFO] [stdout] test tests::jump_to_entry_in_gnu_archive ... ok
[INFO] [stdout] test tests::jump_to_entry_in_bsd_archive ... ok
[INFO] [stdout] test tests::list_sorted_symbols_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_archive_with_no_padding_byte_in_final_entry ... ok
[INFO] [stdout] test tests::read_bsd_archive_with_long_filenames ... 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::read_gnu_archive ... ok
[INFO] [stdout] test tests::read_gnu_archive_with_long_filenames ... ok
[INFO] [stdout] test tests::seek_within_entry ... 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::build_gnu_archive_with_unexpected_identifier - should panic ... ok
[INFO] [stdout] test tests::read_archive_with_invalid_size - 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_uid - should panic ... ok
[INFO] [stdout] test tests::read_bsd_archive_with_invalid_filename_length - should panic ... ok
[INFO] [stderr]    Doc-tests ar
[INFO] [stdout] test tests::read_archive_with_invalid_gid - should panic ... ok
[INFO] [stdout] test tests::seek_entry_beyond_end - should panic ... ok
[INFO] [stdout] test tests::seek_entry_to_negative_position - should panic ... ok
[INFO] [stdout] test tests::read_gnu_archive_with_invalid_filename_index - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 34 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[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 0.23s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "24197aa7666293ac399c617507a9711f231e0f8a6718319989404a9ca99765eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24197aa7666293ac399c617507a9711f231e0f8a6718319989404a9ca99765eb", kill_on_drop: false }`
[INFO] [stdout] 24197aa7666293ac399c617507a9711f231e0f8a6718319989404a9ca99765eb