[INFO] crate magnetic 2.0.0 is already in cache
[INFO] testing magnetic-2.0.0 against 1.44.0 for beta-1.45-1
[INFO] extracting crate magnetic 2.0.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate magnetic 2.0.0 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate magnetic 2.0.0
[INFO] finished tweaking crates.io crate magnetic 2.0.0
[INFO] tweaked toml for crates.io crate magnetic 2.0.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a023d589fbec840205e6b84659938bdf2c26e6c6e3f0c536f1ecd8afcdb74e64
[INFO] running `"docker" "start" "-a" "a023d589fbec840205e6b84659938bdf2c26e6c6e3f0c536f1ecd8afcdb74e64"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling magnetic v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `"docker" "inspect" "a023d589fbec840205e6b84659938bdf2c26e6c6e3f0c536f1ecd8afcdb74e64"`
[INFO] running `"docker" "rm" "-f" "a023d589fbec840205e6b84659938bdf2c26e6c6e3f0c536f1ecd8afcdb74e64"`
[INFO] [stdout] a023d589fbec840205e6b84659938bdf2c26e6c6e3f0c536f1ecd8afcdb74e64
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 28a387b033e1af4b90cfcd7dca67a2c6e3a2dc34a9566d50786ac4f1b4f24d57
[INFO] running `"docker" "start" "-a" "28a387b033e1af4b90cfcd7dca67a2c6e3a2dc34a9566d50786ac4f1b4f24d57"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling magnetic v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.56s
[INFO] running `"docker" "inspect" "28a387b033e1af4b90cfcd7dca67a2c6e3a2dc34a9566d50786ac4f1b4f24d57"`
[INFO] running `"docker" "rm" "-f" "28a387b033e1af4b90cfcd7dca67a2c6e3a2dc34a9566d50786ac4f1b4f24d57"`
[INFO] [stdout] 28a387b033e1af4b90cfcd7dca67a2c6e3a2dc34a9566d50786ac4f1b4f24d57
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f45f1d13c31e58e9913e4bf7b55bbcd1c3634c1729d7a0f1e00508b8bfacdb39
[INFO] running `"docker" "start" "-a" "f45f1d13c31e58e9913e4bf7b55bbcd1c3634c1729d7a0f1e00508b8bfacdb39"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/magnetic-0984d83732a94053
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test mpmc::test::one_thread ... ok
[INFO] [stdout] test spsc::test::one_thread ... ok
[INFO] [stdout] test buffer::dynamic::test::dynamic_buf ... ok
[INFO] [stdout] test mpsc::test::one_thread ... ok
[INFO] [stdout] test spmc::test::one_thread ... ok
[INFO] [stdout] test buffer::dynamic::test::p2_buf ... ok
[INFO] [stdout] test buffer::dynamic::test::bad_buf ... ok
[INFO] [stdout] test buffer::dynamic::test::dynamic_buf_p2 ... ok
[INFO] [stdout] test mpmc::test::two_thread_seq ... ok
[INFO] [stdout] test mpsc::test::two_thread_seq ... ok
[INFO] [stdout] test spsc::test::two_thread_seq ... ok
[INFO] [stdout] test spmc::test::two_thread_seq ... ok
[INFO] [stdout] test mpmc::test::four_thread_par ... test mpmc::test::four_thread_par has been running for over 60 seconds
[INFO] [stdout] test mpsc::test::four_thread_par ... test mpsc::test::four_thread_par has been running for over 60 seconds
[INFO] [stdout] test spmc::test::four_thread_par ... test spmc::test::four_thread_par has been running for over 60 seconds
[INFO] [stdout] test spsc::test::two_thread_par ... test spsc::test::two_thread_par has been running for over 60 seconds
[INFO] [stdout] test spsc::test::two_thread_par ... ok
[ERROR] error running command: no output for 300 seconds
[INFO] running `"docker" "inspect" "f45f1d13c31e58e9913e4bf7b55bbcd1c3634c1729d7a0f1e00508b8bfacdb39"`
[INFO] running `"docker" "rm" "-f" "f45f1d13c31e58e9913e4bf7b55bbcd1c3634c1729d7a0f1e00508b8bfacdb39"`
[INFO] [stdout] f45f1d13c31e58e9913e4bf7b55bbcd1c3634c1729d7a0f1e00508b8bfacdb39