[INFO] crate mio-pipe 0.1.1 is already in cache
[INFO] testing mio-pipe-0.1.1 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate mio-pipe 0.1.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate mio-pipe 0.1.1 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 mio-pipe 0.1.1
[INFO] finished tweaking crates.io crate mio-pipe 0.1.1
[INFO] tweaked toml for crates.io crate mio-pipe 0.1.1 written to /workspace/builds/worker-6/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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stdout] d9f001f6a02056ebb15b2c283ef8c19d398b1a5049822b160fbbc71b3d8c52b1
[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" "d9f001f6a02056ebb15b2c283ef8c19d398b1a5049822b160fbbc71b3d8c52b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d9f001f6a02056ebb15b2c283ef8c19d398b1a5049822b160fbbc71b3d8c52b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9f001f6a02056ebb15b2c283ef8c19d398b1a5049822b160fbbc71b3d8c52b1", kill_on_drop: false }`
[INFO] [stdout] d9f001f6a02056ebb15b2c283ef8c19d398b1a5049822b160fbbc71b3d8c52b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stdout] 3ec2a7fc5736ac231f40669a8596fc2b1343d1531fd328cc74a78dcfb2cca07a
[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" "3ec2a7fc5736ac231f40669a8596fc2b1343d1531fd328cc74a78dcfb2cca07a", kill_on_drop: false }`
[INFO] [stderr]    Compiling mio v0.7.0
[INFO] [stderr]    Compiling mio-pipe v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `Command { std: "docker" "inspect" "3ec2a7fc5736ac231f40669a8596fc2b1343d1531fd328cc74a78dcfb2cca07a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ec2a7fc5736ac231f40669a8596fc2b1343d1531fd328cc74a78dcfb2cca07a", kill_on_drop: false }`
[INFO] [stdout] 3ec2a7fc5736ac231f40669a8596fc2b1343d1531fd328cc74a78dcfb2cca07a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 570fbde2aafd882843e9a8a0503ca10e448820b8739621ca2b17572e6f4b2760
[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" "570fbde2aafd882843e9a8a0503ca10e448820b8739621ca2b17572e6f4b2760", kill_on_drop: false }`
[INFO] [stderr]    Compiling mio-pipe v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "570fbde2aafd882843e9a8a0503ca10e448820b8739621ca2b17572e6f4b2760", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "570fbde2aafd882843e9a8a0503ca10e448820b8739621ca2b17572e6f4b2760", kill_on_drop: false }`
[INFO] [stdout] 570fbde2aafd882843e9a8a0503ca10e448820b8739621ca2b17572e6f4b2760
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b2f9888f593a75e36a6070f1d5a5ca465737f761096ccae38a681ad6791c8850
[INFO] running `Command { std: "docker" "start" "-a" "b2f9888f593a75e36a6070f1d5a5ca465737f761096ccae38a681ad6791c8850", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mio_pipe-5cf0ac69b114c26a
[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] [stderr]    Doc-tests mio-pipe
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - new_pipe (line 314) ... ok
[INFO] [stdout] test src/lib.rs - new_pipe (line 259) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b2f9888f593a75e36a6070f1d5a5ca465737f761096ccae38a681ad6791c8850", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2f9888f593a75e36a6070f1d5a5ca465737f761096ccae38a681ad6791c8850", kill_on_drop: false }`
[INFO] [stdout] b2f9888f593a75e36a6070f1d5a5ca465737f761096ccae38a681ad6791c8850