[INFO] crate cancellable-io 0.1.1 is already in cache
[INFO] testing cancellable-io-0.1.1 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate cancellable-io 0.1.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate cancellable-io 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 cancellable-io 0.1.1
[INFO] finished tweaking crates.io crate cancellable-io 0.1.1
[INFO] tweaked toml for crates.io crate cancellable-io 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] 19b51c3abbdf25a7f0b953f465db6244f839f06d986f94825fed56533eaa01bc
[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" "19b51c3abbdf25a7f0b953f465db6244f839f06d986f94825fed56533eaa01bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "19b51c3abbdf25a7f0b953f465db6244f839f06d986f94825fed56533eaa01bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19b51c3abbdf25a7f0b953f465db6244f839f06d986f94825fed56533eaa01bc", kill_on_drop: false }`
[INFO] [stdout] 19b51c3abbdf25a7f0b953f465db6244f839f06d986f94825fed56533eaa01bc
[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] 1a206121a2f7a10ebc7724ac30b808512d62e5f190c4ef3e3e5aec6c3ac69044
[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" "1a206121a2f7a10ebc7724ac30b808512d62e5f190c4ef3e3e5aec6c3ac69044", kill_on_drop: false }`
[INFO] [stderr]    Compiling cancellable-io v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.21s
[INFO] running `Command { std: "docker" "inspect" "1a206121a2f7a10ebc7724ac30b808512d62e5f190c4ef3e3e5aec6c3ac69044", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a206121a2f7a10ebc7724ac30b808512d62e5f190c4ef3e3e5aec6c3ac69044", kill_on_drop: false }`
[INFO] [stdout] 1a206121a2f7a10ebc7724ac30b808512d62e5f190c4ef3e3e5aec6c3ac69044
[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] 5de8dec1517e5b7086e508a226180a6bf99c7fe72014e5b4be2324e1ad650651
[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" "5de8dec1517e5b7086e508a226180a6bf99c7fe72014e5b4be2324e1ad650651", kill_on_drop: false }`
[INFO] [stderr]    Compiling cancellable-io v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.08s
[INFO] running `Command { std: "docker" "inspect" "5de8dec1517e5b7086e508a226180a6bf99c7fe72014e5b4be2324e1ad650651", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5de8dec1517e5b7086e508a226180a6bf99c7fe72014e5b4be2324e1ad650651", kill_on_drop: false }`
[INFO] [stdout] 5de8dec1517e5b7086e508a226180a6bf99c7fe72014e5b4be2324e1ad650651
[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] [stdout] 53bb3989015fe100ad676b4548ec75c8250b18295848125244e053e4d5bcac2a
[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" "53bb3989015fe100ad676b4548ec75c8250b18295848125244e053e4d5bcac2a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cancellable_io-b9f7ac211c25bf70
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::test_is_cancelled ... ok
[INFO] [stdout] test tests::test_udp ... ok
[INFO] [stdout] test tests::test_simple_connection ... ok
[INFO] [stdout] test tests::test_non_blocking ... ok
[INFO] [stderr]    Doc-tests cancellable-io
[INFO] [stdout] test tests::test_cancel_stream ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 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 24) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "53bb3989015fe100ad676b4548ec75c8250b18295848125244e053e4d5bcac2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53bb3989015fe100ad676b4548ec75c8250b18295848125244e053e4d5bcac2a", kill_on_drop: false }`
[INFO] [stdout] 53bb3989015fe100ad676b4548ec75c8250b18295848125244e053e4d5bcac2a