[INFO] crate magnetic 2.0.0 is already in cache
[INFO] testing magnetic-2.0.0 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate magnetic 2.0.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate magnetic 2.0.0 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] 9517159bc160b3ccc1303b7244680d655d2317b3ec0dfaa48592ece8f3a04a2c
[INFO] running `Command { std: "docker" "start" "-a" "9517159bc160b3ccc1303b7244680d655d2317b3ec0dfaa48592ece8f3a04a2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9517159bc160b3ccc1303b7244680d655d2317b3ec0dfaa48592ece8f3a04a2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9517159bc160b3ccc1303b7244680d655d2317b3ec0dfaa48592ece8f3a04a2c", kill_on_drop: false }`
[INFO] [stdout] 9517159bc160b3ccc1303b7244680d655d2317b3ec0dfaa48592ece8f3a04a2c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] f20d455d29b9e05f976280286fc66240a16c6ff3ee3ac9b524950393f37c64f3
[INFO] running `Command { std: "docker" "start" "-a" "f20d455d29b9e05f976280286fc66240a16c6ff3ee3ac9b524950393f37c64f3", kill_on_drop: false }`
[INFO] [stderr]    Compiling magnetic v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "f20d455d29b9e05f976280286fc66240a16c6ff3ee3ac9b524950393f37c64f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f20d455d29b9e05f976280286fc66240a16c6ff3ee3ac9b524950393f37c64f3", kill_on_drop: false }`
[INFO] [stdout] f20d455d29b9e05f976280286fc66240a16c6ff3ee3ac9b524950393f37c64f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8080dded5852ba9eb26c6d78cd5eed4bccc822cf0768e6e3d9a91fdccb0342ea
[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" "8080dded5852ba9eb26c6d78cd5eed4bccc822cf0768e6e3d9a91fdccb0342ea", kill_on_drop: false }`
[INFO] [stderr]    Compiling magnetic v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.21s
[INFO] running `Command { std: "docker" "inspect" "8080dded5852ba9eb26c6d78cd5eed4bccc822cf0768e6e3d9a91fdccb0342ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8080dded5852ba9eb26c6d78cd5eed4bccc822cf0768e6e3d9a91fdccb0342ea", kill_on_drop: false }`
[INFO] [stdout] 8080dded5852ba9eb26c6d78cd5eed4bccc822cf0768e6e3d9a91fdccb0342ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 29dca1b453271b28b2690a0d6cf0607228bf86da08ae221787855e798d7edbd4
[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" "29dca1b453271b28b2690a0d6cf0607228bf86da08ae221787855e798d7edbd4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/magnetic-d470840f86a5ffcf
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test buffer::dynamic::test::bad_buf ... ok
[INFO] [stdout] test buffer::dynamic::test::dynamic_buf_p2 ... ok
[INFO] [stdout] test spsc::test::one_thread ... ok
[INFO] [stdout] test spmc::test::one_thread ... ok
[INFO] [stdout] test mpmc::test::one_thread ... ok
[INFO] [stdout] test buffer::dynamic::test::p2_buf ... ok
[INFO] [stdout] test buffer::dynamic::test::dynamic_buf ... ok
[INFO] [stdout] test mpsc::test::one_thread ... 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::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 `Command { std: "docker" "inspect" "29dca1b453271b28b2690a0d6cf0607228bf86da08ae221787855e798d7edbd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29dca1b453271b28b2690a0d6cf0607228bf86da08ae221787855e798d7edbd4", kill_on_drop: false }`
[INFO] [stdout] 29dca1b453271b28b2690a0d6cf0607228bf86da08ae221787855e798d7edbd4