[INFO] fetching crate chair-rb 0.1.0...
[INFO] testing chair-rb-0.1.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate chair-rb 0.1.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate chair-rb 0.1.0 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 chair-rb 0.1.0
[INFO] finished tweaking crates.io crate chair-rb 0.1.0
[INFO] tweaked toml for crates.io crate chair-rb 0.1.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate chair-rb 0.1.0 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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] a0b59bfc184eb2ac9fdea555c4966d2139a6fc206c048aaaf10bcb9d55a4df6e
[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" "a0b59bfc184eb2ac9fdea555c4966d2139a6fc206c048aaaf10bcb9d55a4df6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a0b59bfc184eb2ac9fdea555c4966d2139a6fc206c048aaaf10bcb9d55a4df6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0b59bfc184eb2ac9fdea555c4966d2139a6fc206c048aaaf10bcb9d55a4df6e", kill_on_drop: false }`
[INFO] [stdout] a0b59bfc184eb2ac9fdea555c4966d2139a6fc206c048aaaf10bcb9d55a4df6e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b6ad10538acc2ab198ddd23cfac7d4cbb1a78f919119a1b29dadc720d567b43f
[INFO] running `Command { std: "docker" "start" "-a" "b6ad10538acc2ab198ddd23cfac7d4cbb1a78f919119a1b29dadc720d567b43f", kill_on_drop: false }`
[INFO] [stderr]    Compiling chair-rb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.17s
[INFO] running `Command { std: "docker" "inspect" "b6ad10538acc2ab198ddd23cfac7d4cbb1a78f919119a1b29dadc720d567b43f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6ad10538acc2ab198ddd23cfac7d4cbb1a78f919119a1b29dadc720d567b43f", kill_on_drop: false }`
[INFO] [stdout] b6ad10538acc2ab198ddd23cfac7d4cbb1a78f919119a1b29dadc720d567b43f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 38fe47eff0c2a2c4ba29ca78cc166b4d720ef8035023e9b88f8bfc124186599d
[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" "38fe47eff0c2a2c4ba29ca78cc166b4d720ef8035023e9b88f8bfc124186599d", kill_on_drop: false }`
[INFO] [stderr]    Compiling chair-rb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.77s
[INFO] running `Command { std: "docker" "inspect" "38fe47eff0c2a2c4ba29ca78cc166b4d720ef8035023e9b88f8bfc124186599d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38fe47eff0c2a2c4ba29ca78cc166b4d720ef8035023e9b88f8bfc124186599d", kill_on_drop: false }`
[INFO] [stdout] 38fe47eff0c2a2c4ba29ca78cc166b4d720ef8035023e9b88f8bfc124186599d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] e26e661a1132a98e00b6ee6c47c5da60434a163a75e6842f409067f0b671c769
[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" "e26e661a1132a98e00b6ee6c47c5da60434a163a75e6842f409067f0b671c769", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/chair_rb-89ec450566fb006c)
[INFO] [stdout] 
[INFO] [stdout] running 35 tests
[INFO] [stdout] test concurrent::ring_buffer::many_to_one_ring_buffer::tests::should_calculate_capacity_for_buffer ... ok
[INFO] [stdout] test concurrent::ring_buffer::many_to_one_ring_buffer::tests::should_insert_padding_record_plus_message_on_buffer_wrap ... ok
[INFO] [stdout] test concurrent::ring_buffer::many_to_one_ring_buffer::tests::should_not_unblock_when_empty ... ok
[INFO] [stdout] test concurrent::ring_buffer::many_to_one_ring_buffer::tests::should_read_single_message ... ok
[INFO] [stdout] test concurrent::ring_buffer::many_to_one_ring_buffer::tests::should_read_nothing_from_empty_buffer ... ok
[INFO] [stdout] test concurrent::ring_buffer::many_to_one_ring_buffer::tests::should_read_two_messages ... ok
[INFO] [stdout] test concurrent::ring_buffer::many_to_one_ring_buffer::tests::should_reject_write_when_insufficient_space ... ok
[INFO] [stdout] test concurrent::ring_buffer::many_to_one_ring_buffer::tests::should_write_to_empty_buffer ... ok
[INFO] [stdout] test concurrent::ring_buffer::one_to_one_ring_buffer::tests::should_calculate_capacity_for_buffer ... ok
[INFO] [stdout] test concurrent::ring_buffer::one_to_one_ring_buffer::tests::should_insert_padding_record_plus_message_on_buffer_wrap ... ok
[INFO] [stdout] test concurrent::ring_buffer::many_to_one_ring_buffer::tests::should_unblock_gap_with_zeros ... ok
[INFO] [stdout] test concurrent::ring_buffer::many_to_one_ring_buffer::tests::should_insert_padding_record_plus_message_on_buffer_wrap_with_head_equal_to_tail ... ok
[INFO] [stdout] test concurrent::ring_buffer::many_to_one_ring_buffer::tests::should_not_read_single_message_part_way_through_writing ... ok
[INFO] [stdout] test concurrent::ring_buffer::many_to_one_ring_buffer::tests::should_unblock_message_with_header ... ok
[INFO] [stdout] test concurrent::ring_buffer::many_to_one_ring_buffer::tests::should_limit_read_of_messages ... ok
[INFO] [stdout] test concurrent::ring_buffer::many_to_one_ring_buffer::tests::should_reject_write_when_buffer_full ... ok
[INFO] [stdout] test concurrent::ring_buffer::one_to_one_ring_buffer::tests::should_insert_padding_record_plus_message_on_buffer_wrap_with_head_equal_to_tail ... ok
[INFO] [stdout] test concurrent::ring_buffer::one_to_one_ring_buffer::tests::should_limit_read_of_messages ... ok
[INFO] [stdout] test concurrent::ring_buffer::one_to_one_ring_buffer::tests::should_reject_write_when_buffer_full ... ok
[INFO] [stdout] test concurrent::ring_buffer::one_to_one_ring_buffer::tests::should_reject_write_when_insufficient_space ... ok
[INFO] [stdout] test concurrent::ring_buffer::one_to_one_ring_buffer::tests::should_write_to_empty_buffer ... ok
[INFO] [stdout] test concurrent::ring_buffer::one_to_one_ring_buffer::tests::should_read_single_message ... ok
[INFO] [stdout] test concurrent::ring_buffer::one_to_one_ring_buffer::tests::should_read_nothing_from_empty_buffer ... ok
[INFO] [stdout] test concurrent::ring_buffer::one_to_one_ring_buffer::tests::should_read_two_messages ... ok
[INFO] [stdout] test concurrent::ring_buffer::one_to_one_ring_buffer::tests::should_not_read_single_message_part_way_through_writing ... ok
[INFO] [stdout] test concurrent::ring_buffer::many_to_one_ring_buffer::tests::should_panic_for_capacity_not_power_of_two - should panic ... ok
[INFO] [stdout] test concurrent::ring_buffer::one_to_one_ring_buffer::tests::should_panic_for_capacity_not_power_of_two - should panic ... ok
[INFO] [stdout] test concurrent::ring_buffer::many_to_one_ring_buffer::tests::should_cope_with_panic_from_handler ... ok
[INFO] [stdout] test concurrent::ring_buffer::many_to_one_ring_buffer::tests::should_panic_when_max_message_size_exceeded - should panic ... ok
[INFO] [stdout] test concurrent::ring_buffer::one_to_one_ring_buffer::tests::should_cope_with_panic_from_handler ... ok
[INFO] [stdout] test concurrent::ring_buffer::one_to_one_ring_buffer::tests::should_panic_when_max_message_size_exceeded - should panic ... ok
[INFO] [stdout] test concurrent::ring_buffer::many_to_one_ring_buffer::tests::should_provide_correlation_ids ... ok
[INFO] [stdout] test concurrent::ring_buffer::one_to_one_ring_buffer::tests::should_provide_correlation_ids ... ok
[INFO] [stdout] test concurrent::ring_buffer::one_to_one_ring_buffer::tests::should_exchange_messages ... ok
[INFO] [stderr]    Doc-tests chair-rb
[INFO] [stdout] test concurrent::ring_buffer::many_to_one_ring_buffer::tests::should_exchange_messages ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 35 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 25.09s
[INFO] [stdout] 
[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" "e26e661a1132a98e00b6ee6c47c5da60434a163a75e6842f409067f0b671c769", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e26e661a1132a98e00b6ee6c47c5da60434a163a75e6842f409067f0b671c769", kill_on_drop: false }`
[INFO] [stdout] e26e661a1132a98e00b6ee6c47c5da60434a163a75e6842f409067f0b671c769