[INFO] fetching crate stdout-channel 0.4.0...
[INFO] testing stdout-channel-0.4.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate stdout-channel 0.4.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate stdout-channel 0.4.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate stdout-channel 0.4.0
[INFO] finished tweaking crates.io crate stdout-channel 0.4.0
[INFO] tweaked toml for crates.io crate stdout-channel 0.4.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded postgres-types v0.2.1
[INFO] [stderr]   Downloaded md-5 v0.9.1
[INFO] [stderr]   Downloaded fallible-iterator v0.2.0
[INFO] [stderr]   Downloaded stringprep v0.1.2
[INFO] [stderr]   Downloaded postgres-protocol v0.6.1
[INFO] [stderr]   Downloaded smartstring v0.2.9
[INFO] [stderr]   Downloaded stack-string v0.2.8
[INFO] [stderr]   Downloaded deadqueue v0.2.0
[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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 45adfbd876955ecaf278b45c3087e5f9391353e941f4bc109d5a6cd014070d64
[INFO] running `Command { std: "docker" "start" "-a" "45adfbd876955ecaf278b45c3087e5f9391353e941f4bc109d5a6cd014070d64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "45adfbd876955ecaf278b45c3087e5f9391353e941f4bc109d5a6cd014070d64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45adfbd876955ecaf278b45c3087e5f9391353e941f4bc109d5a6cd014070d64", kill_on_drop: false }`
[INFO] [stdout] 45adfbd876955ecaf278b45c3087e5f9391353e941f4bc109d5a6cd014070d64
[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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 926ce304a679dad43eb87e39a07b68693865e64cb00b0592b20ff544bb2f09ee
[INFO] running `Command { std: "docker" "start" "-a" "926ce304a679dad43eb87e39a07b68693865e64cb00b0592b20ff544bb2f09ee", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling crossbeam-queue v0.3.2
[INFO] [stderr]    Compiling tokio v1.11.0
[INFO] [stderr]    Compiling tokio-macros v1.3.0
[INFO] [stderr]    Compiling deadqueue v0.2.0
[INFO] [stderr]    Compiling stdout-channel v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.38s
[INFO] running `Command { std: "docker" "inspect" "926ce304a679dad43eb87e39a07b68693865e64cb00b0592b20ff544bb2f09ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "926ce304a679dad43eb87e39a07b68693865e64cb00b0592b20ff544bb2f09ee", kill_on_drop: false }`
[INFO] [stdout] 926ce304a679dad43eb87e39a07b68693865e64cb00b0592b20ff544bb2f09ee
[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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9f1203e5e2b7778816dce358786a2fbe5f4f929b532f691eeba90f50e5671e71
[INFO] running `Command { std: "docker" "start" "-a" "9f1203e5e2b7778816dce358786a2fbe5f4f929b532f691eeba90f50e5671e71", kill_on_drop: false }`
[INFO] [stderr]    Compiling fallible-iterator v0.2.0
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling futures-core v0.3.17
[INFO] [stderr]    Compiling stringprep v0.1.2
[INFO] [stderr]    Compiling crypto-mac v0.10.1
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling md-5 v0.9.1
[INFO] [stderr]    Compiling hmac v0.10.1
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling postgres-protocol v0.6.1
[INFO] [stderr]    Compiling derive_more v0.99.16
[INFO] [stderr]    Compiling postgres-types v0.2.1
[INFO] [stderr]    Compiling hyper v0.14.12
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling smartstring v0.2.9
[INFO] [stderr]    Compiling stack-string v0.2.8
[INFO] [stderr]    Compiling stdout-channel v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 13.46s
[INFO] running `Command { std: "docker" "inspect" "9f1203e5e2b7778816dce358786a2fbe5f4f929b532f691eeba90f50e5671e71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f1203e5e2b7778816dce358786a2fbe5f4f929b532f691eeba90f50e5671e71", kill_on_drop: false }`
[INFO] [stdout] 9f1203e5e2b7778816dce358786a2fbe5f4f929b532f691eeba90f50e5671e71
[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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 18eb62e79e56fa9a64fbf9f31f0ca0d6f0f3e9fa28522d2df24d9fd684122a4f
[INFO] running `Command { std: "docker" "start" "-a" "18eb62e79e56fa9a64fbf9f31f0ca0d6f0f3e9fa28522d2df24d9fd684122a4f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/stdout_channel-9d9c38ac5c3b0f91)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stderr] stderr: How it goes
[INFO] [stdout] test tests::test_default_mockstdout ... ok
[INFO] [stdout] stdout: Hey There
[INFO] [stdout] What's happening
[INFO] [stdout] test tests::test_mock_stdout ... ok
[INFO] [stderr] stderr: How it goes
[INFO] [stdout] stdout: Hey There
[INFO] [stdout] test tests::test_default ... ok
[INFO] [stdout] What's happening
[INFO] [stdout] test tests::test_stdout_task ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests stdout-channel
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "18eb62e79e56fa9a64fbf9f31f0ca0d6f0f3e9fa28522d2df24d9fd684122a4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18eb62e79e56fa9a64fbf9f31f0ca0d6f0f3e9fa28522d2df24d9fd684122a4f", kill_on_drop: false }`
[INFO] [stdout] 18eb62e79e56fa9a64fbf9f31f0ca0d6f0f3e9fa28522d2df24d9fd684122a4f