[INFO] fetching crate simple_spawner 0.3.0-alpha.17...
[INFO] testing simple_spawner-0.3.0-alpha.17 against 1.49.0 for beta-1.50-1
[INFO] extracting crate simple_spawner 0.3.0-alpha.17 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate simple_spawner 0.3.0-alpha.17 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 simple_spawner 0.3.0-alpha.17
[INFO] finished tweaking crates.io crate simple_spawner 0.3.0-alpha.17
[INFO] tweaked toml for crates.io crate simple_spawner 0.3.0-alpha.17 written to /workspace/builds/worker-10/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-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 525cd2c2b5d99de3ca71f3509816e047b2db15f806f7d6f2892f4b1ba111b707
[INFO] running `Command { std: "docker" "start" "-a" "525cd2c2b5d99de3ca71f3509816e047b2db15f806f7d6f2892f4b1ba111b707", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "525cd2c2b5d99de3ca71f3509816e047b2db15f806f7d6f2892f4b1ba111b707", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "525cd2c2b5d99de3ca71f3509816e047b2db15f806f7d6f2892f4b1ba111b707", kill_on_drop: false }`
[INFO] [stdout] 525cd2c2b5d99de3ca71f3509816e047b2db15f806f7d6f2892f4b1ba111b707
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] a8a6a256bd02d6eb4579666fa1c332d87ab1a91db1163275caddeca02bc610a9
[INFO] running `Command { std: "docker" "start" "-a" "a8a6a256bd02d6eb4579666fa1c332d87ab1a91db1163275caddeca02bc610a9", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-core-preview v0.3.0-alpha.17
[INFO] [stderr]    Compiling futures-io-preview v0.3.0-alpha.17
[INFO] [stderr]    Compiling futures-sink-preview v0.3.0-alpha.17
[INFO] [stderr]    Compiling futures-channel-preview v0.3.0-alpha.17
[INFO] [stderr]    Compiling futures-util-preview v0.3.0-alpha.17
[INFO] [stderr]    Compiling futures-executor-preview v0.3.0-alpha.17
[INFO] [stderr]    Compiling futures-preview v0.3.0-alpha.17
[INFO] [stderr]    Compiling simple_spawner v0.3.0-alpha.17 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.10s
[INFO] running `Command { std: "docker" "inspect" "a8a6a256bd02d6eb4579666fa1c332d87ab1a91db1163275caddeca02bc610a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8a6a256bd02d6eb4579666fa1c332d87ab1a91db1163275caddeca02bc610a9", kill_on_drop: false }`
[INFO] [stdout] a8a6a256bd02d6eb4579666fa1c332d87ab1a91db1163275caddeca02bc610a9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] be2ac14aaaf3e1a2351c0eb055292c5ec9233803fc4c3986d417d6aca32025c8
[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" "be2ac14aaaf3e1a2351c0eb055292c5ec9233803fc4c3986d417d6aca32025c8", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple_spawner v0.3.0-alpha.17 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.13s
[INFO] running `Command { std: "docker" "inspect" "be2ac14aaaf3e1a2351c0eb055292c5ec9233803fc4c3986d417d6aca32025c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be2ac14aaaf3e1a2351c0eb055292c5ec9233803fc4c3986d417d6aca32025c8", kill_on_drop: false }`
[INFO] [stdout] be2ac14aaaf3e1a2351c0eb055292c5ec9233803fc4c3986d417d6aca32025c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 0e05f8b936e9dd93be5444e12ebb000f6e248a2da0df285d3d277a5d574074aa
[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" "0e05f8b936e9dd93be5444e12ebb000f6e248a2da0df285d3d277a5d574074aa", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/simple_spawner-77df514ad913c8aa
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] test cpu_pool::tests::test_drop_after_start ... test cpu_pool::tests::test_drop_after_start has been running for over 60 seconds
[INFO] [stderr]    Doc-tests simple_spawner
[INFO] [stdout] test cpu_pool::tests::test_drop_after_start ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0e05f8b936e9dd93be5444e12ebb000f6e248a2da0df285d3d277a5d574074aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e05f8b936e9dd93be5444e12ebb000f6e248a2da0df285d3d277a5d574074aa", kill_on_drop: false }`
[INFO] [stdout] 0e05f8b936e9dd93be5444e12ebb000f6e248a2da0df285d3d277a5d574074aa