[INFO] fetching crate tokio-yamux 0.2.8...
[INFO] testing tokio-yamux-0.2.8 against 1.49.0 for beta-1.50-1
[INFO] extracting crate tokio-yamux 0.2.8 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate tokio-yamux 0.2.8 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 tokio-yamux 0.2.8
[INFO] finished tweaking crates.io crate tokio-yamux 0.2.8
[INFO] tweaked toml for crates.io crate tokio-yamux 0.2.8 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate tokio-yamux 0.2.8 already has a lockfile, it will not be regenerated
[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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 72ff56c7dd603cddcbe50b5a61683e27824a58f1a8a1b4bef93348e269d339f5
[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" "72ff56c7dd603cddcbe50b5a61683e27824a58f1a8a1b4bef93348e269d339f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "72ff56c7dd603cddcbe50b5a61683e27824a58f1a8a1b4bef93348e269d339f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72ff56c7dd603cddcbe50b5a61683e27824a58f1a8a1b4bef93348e269d339f5", kill_on_drop: false }`
[INFO] [stdout] 72ff56c7dd603cddcbe50b5a61683e27824a58f1a8a1b4bef93348e269d339f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stdout] c756e1969ef8b7c80c45f9ad26abd8e4c95e3991b7d98820558dfb08d0200747
[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" "c756e1969ef8b7c80c45f9ad26abd8e4c95e3991b7d98820558dfb08d0200747", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling futures-channel v0.3.7
[INFO] [stderr]    Compiling tokio v0.2.22
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling pin-project-internal v1.0.1
[INFO] [stderr]    Compiling futures-macro v0.3.7
[INFO] [stderr]    Compiling pin-project v1.0.1
[INFO] [stderr]    Compiling futures-util v0.3.7
[INFO] [stderr]    Compiling futures-executor v0.3.7
[INFO] [stderr]    Compiling futures v0.3.7
[INFO] [stderr]    Compiling tokio-yamux v0.2.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.86s
[INFO] running `Command { std: "docker" "inspect" "c756e1969ef8b7c80c45f9ad26abd8e4c95e3991b7d98820558dfb08d0200747", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c756e1969ef8b7c80c45f9ad26abd8e4c95e3991b7d98820558dfb08d0200747", kill_on_drop: false }`
[INFO] [stdout] c756e1969ef8b7c80c45f9ad26abd8e4c95e3991b7d98820558dfb08d0200747
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] bfd8186207eb86cce4d42a564fd323463dd5f088582d76d33f125d95217cf1b5
[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" "bfd8186207eb86cce4d42a564fd323463dd5f088582d76d33f125d95217cf1b5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling bytesize v1.0.1
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling tokio-yamux v0.2.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.56s
[INFO] running `Command { std: "docker" "inspect" "bfd8186207eb86cce4d42a564fd323463dd5f088582d76d33f125d95217cf1b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfd8186207eb86cce4d42a564fd323463dd5f088582d76d33f125d95217cf1b5", kill_on_drop: false }`
[INFO] [stdout] bfd8186207eb86cce4d42a564fd323463dd5f088582d76d33f125d95217cf1b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 3fc436c3d6341abc93eef0ce88a9c601c23c70b35299b3725a69b5d711e46bac
[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" "3fc436c3d6341abc93eef0ce88a9c601c23c70b35299b3725a69b5d711e46bac", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tokio_yamux-200cc00c58770b9a
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test frame::test::test_decode_encode ... ok
[INFO] [stdout] test stream::test::test_data_large_than_recv_window ... ok
[INFO] [stdout] test stream::test::test_drop ... ok
[INFO] [stdout] test stream::test::test_drop_with_state_reset ... ok
[INFO] [stderr]    Doc-tests tokio-yamux
[INFO] [stdout] test session::test::test_close_session_on_stream_opened ... ok
[INFO] [stdout] test session::test::test_open_exist_stream ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 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" "3fc436c3d6341abc93eef0ce88a9c601c23c70b35299b3725a69b5d711e46bac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fc436c3d6341abc93eef0ce88a9c601c23c70b35299b3725a69b5d711e46bac", kill_on_drop: false }`
[INFO] [stdout] 3fc436c3d6341abc93eef0ce88a9c601c23c70b35299b3725a69b5d711e46bac