[INFO] fetching crate mock-io 0.3.2...
[INFO] testing mock-io-0.3.2 against 1.59.0 for beta-1.60-1
[INFO] extracting crate mock-io 0.3.2 into /workspace/builds/worker-17/source
[INFO] validating manifest of crates.io crate mock-io 0.3.2 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mock-io 0.3.2
[INFO] finished tweaking crates.io crate mock-io 0.3.2
[INFO] tweaked toml for crates.io crate mock-io 0.3.2 written to /workspace/builds/worker-17/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 276b80117acb441e8952a632083d26f8dfe4d8c0c3fdbb21879d754826b0345c
[INFO] running `Command { std: "docker" "start" "-a" "276b80117acb441e8952a632083d26f8dfe4d8c0c3fdbb21879d754826b0345c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "276b80117acb441e8952a632083d26f8dfe4d8c0c3fdbb21879d754826b0345c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "276b80117acb441e8952a632083d26f8dfe4d8c0c3fdbb21879d754826b0345c", kill_on_drop: false }`
[INFO] [stdout] 276b80117acb441e8952a632083d26f8dfe4d8c0c3fdbb21879d754826b0345c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fd923108764e4f7cba01fd38346295de8d06b0b1e3f1e9a1fd6b7d4c0e3f45d8
[INFO] running `Command { std: "docker" "start" "-a" "fd923108764e4f7cba01fd38346295de8d06b0b1e3f1e9a1fd6b7d4c0e3f45d8", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling mock-io v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.34s
[INFO] running `Command { std: "docker" "inspect" "fd923108764e4f7cba01fd38346295de8d06b0b1e3f1e9a1fd6b7d4c0e3f45d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd923108764e4f7cba01fd38346295de8d06b0b1e3f1e9a1fd6b7d4c0e3f45d8", kill_on_drop: false }`
[INFO] [stdout] fd923108764e4f7cba01fd38346295de8d06b0b1e3f1e9a1fd6b7d4c0e3f45d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 979177bea5b3e8888cbf96cf0dd3d37f33b08bdbb84c45111d50bfffac8f7b6f
[INFO] running `Command { std: "docker" "start" "-a" "979177bea5b3e8888cbf96cf0dd3d37f33b08bdbb84c45111d50bfffac8f7b6f", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.8
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling tokio v1.17.0
[INFO] [stderr]    Compiling mock-io v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.17s
[INFO] running `Command { std: "docker" "inspect" "979177bea5b3e8888cbf96cf0dd3d37f33b08bdbb84c45111d50bfffac8f7b6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "979177bea5b3e8888cbf96cf0dd3d37f33b08bdbb84c45111d50bfffac8f7b6f", kill_on_drop: false }`
[INFO] [stdout] 979177bea5b3e8888cbf96cf0dd3d37f33b08bdbb84c45111d50bfffac8f7b6f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e7649e54c365c9dd9809615b4fa48d357468aa4df8d9a6a2a1384160f57f61d8
[INFO] running `Command { std: "docker" "start" "-a" "e7649e54c365c9dd9809615b4fa48d357468aa4df8d9a6a2a1384160f57f61d8", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mock_io-dd77f3f31a9c5370)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test mock_stream::sync::tests::check_stream_communication ... ok
[INFO] [stdout] test mock_listener::sync::tests::check_listener_flow ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mock-io
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 15) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.29s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e7649e54c365c9dd9809615b4fa48d357468aa4df8d9a6a2a1384160f57f61d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7649e54c365c9dd9809615b4fa48d357468aa4df8d9a6a2a1384160f57f61d8", kill_on_drop: false }`
[INFO] [stdout] e7649e54c365c9dd9809615b4fa48d357468aa4df8d9a6a2a1384160f57f61d8