[INFO] fetching crate mio-poll-wrapper 0.1.0...
[INFO] testing mio-poll-wrapper-0.1.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate mio-poll-wrapper 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate mio-poll-wrapper 0.1.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mio-poll-wrapper 0.1.0
[INFO] finished tweaking crates.io crate mio-poll-wrapper 0.1.0
[INFO] tweaked toml for crates.io crate mio-poll-wrapper 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "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" "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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fa21ad3804254af668d0d52e47f6822147359d37202d7c4c902053069c814133
[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" "fa21ad3804254af668d0d52e47f6822147359d37202d7c4c902053069c814133", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fa21ad3804254af668d0d52e47f6822147359d37202d7c4c902053069c814133", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa21ad3804254af668d0d52e47f6822147359d37202d7c4c902053069c814133", kill_on_drop: false }`
[INFO] [stdout] fa21ad3804254af668d0d52e47f6822147359d37202d7c4c902053069c814133
[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" "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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] ebe56e8aaea85d242f3647420abe8a08f6e01adce29dc1cce035ff2680abf6f6
[INFO] running `Command { std: "docker" "start" "-a" "ebe56e8aaea85d242f3647420abe8a08f6e01adce29dc1cce035ff2680abf6f6", kill_on_drop: false }`
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling mio-poll-wrapper v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.51s
[INFO] running `Command { std: "docker" "inspect" "ebe56e8aaea85d242f3647420abe8a08f6e01adce29dc1cce035ff2680abf6f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebe56e8aaea85d242f3647420abe8a08f6e01adce29dc1cce035ff2680abf6f6", kill_on_drop: false }`
[INFO] [stdout] ebe56e8aaea85d242f3647420abe8a08f6e01adce29dc1cce035ff2680abf6f6
[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" "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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3e8032d12fcb2cc4c1992776fb33c79e335f877c08423b1bd9213df778b66c25
[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" "3e8032d12fcb2cc4c1992776fb33c79e335f877c08423b1bd9213df778b66c25", kill_on_drop: false }`
[INFO] [stderr]    Compiling mio-poll-wrapper v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `Command { std: "docker" "inspect" "3e8032d12fcb2cc4c1992776fb33c79e335f877c08423b1bd9213df778b66c25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e8032d12fcb2cc4c1992776fb33c79e335f877c08423b1bd9213df778b66c25", kill_on_drop: false }`
[INFO] [stdout] 3e8032d12fcb2cc4c1992776fb33c79e335f877c08423b1bd9213df778b66c25
[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" "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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1ba00cda049aebeaf2ea66bcb0d155699fca6f0039d0264ac5f6e3e1c0c3448f
[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" "1ba00cda049aebeaf2ea66bcb0d155699fca6f0039d0264ac5f6e3e1c0c3448f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mio_poll_wrapper-2698fb23b0302cff
[INFO] [stderr]    Doc-tests mio-poll-wrapper
[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
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 5) ... test src/lib.rs - (line 5) has been running for over 60 seconds
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "1ba00cda049aebeaf2ea66bcb0d155699fca6f0039d0264ac5f6e3e1c0c3448f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ba00cda049aebeaf2ea66bcb0d155699fca6f0039d0264ac5f6e3e1c0c3448f", kill_on_drop: false }`
[INFO] [stdout] 1ba00cda049aebeaf2ea66bcb0d155699fca6f0039d0264ac5f6e3e1c0c3448f