[INFO] fetching crate unix-exec-output-catcher 0.2.4...
[INFO] testing unix-exec-output-catcher-0.2.4 against 1.55.0 for beta-1.56-1
[INFO] extracting crate unix-exec-output-catcher 0.2.4 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate unix-exec-output-catcher 0.2.4 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate unix-exec-output-catcher 0.2.4
[INFO] finished tweaking crates.io crate unix-exec-output-catcher 0.2.4
[INFO] tweaked toml for crates.io crate unix-exec-output-catcher 0.2.4 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate unix-exec-output-catcher 0.2.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded derive_more v0.99.11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2aa3540dc2b151e19b2d02af32212f0acd9b9533b7f1dd3185be4908debdf491
[INFO] running `Command { std: "docker" "start" "-a" "2aa3540dc2b151e19b2d02af32212f0acd9b9533b7f1dd3185be4908debdf491", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2aa3540dc2b151e19b2d02af32212f0acd9b9533b7f1dd3185be4908debdf491", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2aa3540dc2b151e19b2d02af32212f0acd9b9533b7f1dd3185be4908debdf491", kill_on_drop: false }`
[INFO] [stdout] 2aa3540dc2b151e19b2d02af32212f0acd9b9533b7f1dd3185be4908debdf491
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 846ffee0b087e46535f951214de6ce4d184e5356bcb5bd4bf71bb54405128e37
[INFO] running `Command { std: "docker" "start" "-a" "846ffee0b087e46535f951214de6ce4d184e5356bcb5bd4bf71bb54405128e37", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.58
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]    Compiling errno v0.2.7
[INFO] [stderr]    Compiling derive_more v0.99.11
[INFO] [stderr]    Compiling unix-exec-output-catcher v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.37s
[INFO] running `Command { std: "docker" "inspect" "846ffee0b087e46535f951214de6ce4d184e5356bcb5bd4bf71bb54405128e37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "846ffee0b087e46535f951214de6ce4d184e5356bcb5bd4bf71bb54405128e37", kill_on_drop: false }`
[INFO] [stdout] 846ffee0b087e46535f951214de6ce4d184e5356bcb5bd4bf71bb54405128e37
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 784e67dcb837a7135214076749a3f1e495eb9591e0c2d90f0d50ca9dc9a4fb81
[INFO] running `Command { std: "docker" "start" "-a" "784e67dcb837a7135214076749a3f1e495eb9591e0c2d90f0d50ca9dc9a4fb81", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling env_logger v0.8.4
[INFO] [stderr]    Compiling unix-exec-output-catcher v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.51s
[INFO] running `Command { std: "docker" "inspect" "784e67dcb837a7135214076749a3f1e495eb9591e0c2d90f0d50ca9dc9a4fb81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "784e67dcb837a7135214076749a3f1e495eb9591e0c2d90f0d50ca9dc9a4fb81", kill_on_drop: false }`
[INFO] [stdout] 784e67dcb837a7135214076749a3f1e495eb9591e0c2d90f0d50ca9dc9a4fb81
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6c90afac3d6e851871e01e5e6531083c0c8f0a737f19ffdbe6c850f43e0f1693
[INFO] running `Command { std: "docker" "start" "-a" "6c90afac3d6e851871e01e5e6531083c0c8f0a737f19ffdbe6c850f43e0f1693", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/unix_exec_output_catcher-cdaee4ac96677b9e)
[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] [stderr]      Running tests/mixed_stdout_stderr_test.rs (/opt/rustwide/target/debug/deps/mixed_stdout_stderr_test-efcd9ae5eff5bfc8)
[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] [stderr]      Running tests/run_mixed_stdout_stderr_test.rs (/opt/rustwide/target/debug/deps/run_mixed_stdout_stderr_test-c8b42c904569c10a)
[INFO] [stdout] 
[INFO] [stderr] [2021-09-11T09:24:59Z TRACE unix_exec_output_catcher::pipe] pipe created successfully
[INFO] [stdout] running 1 test
[INFO] [stderr] [2021-09-11T09:24:59Z TRACE unix_exec_output_catcher::pipe] pipe created successfully
[INFO] [stderr] [2021-09-11T09:24:59Z TRACE unix_exec_output_catcher::child] forked successfully
[INFO] [stderr] [2021-09-11T09:24:59Z TRACE unix_exec_output_catcher::child] Hello from parent!
[INFO] [stderr] [2021-09-11T09:24:59Z TRACE unix_exec_output_catcher::pipe] pipe marked as read end
[INFO] [stderr] [2021-09-11T09:24:59Z TRACE unix_exec_output_catcher::pipe] pipe marked as read end
[INFO] [stderr] [2021-09-11T09:24:59Z TRACE unix_exec_output_catcher::child] forked successfully
[INFO] [stderr] [2021-09-11T09:24:59Z TRACE unix_exec_output_catcher::child] Hello from Child!
[INFO] [stderr] [2021-09-11T09:24:59Z TRACE unix_exec_output_catcher::pipe] pipe marked as write end
[INFO] [stderr] [2021-09-11T09:24:59Z TRACE unix_exec_output_catcher::pipe] pipe marked as write end
[INFO] [stderr] [2021-09-11T09:24:59Z TRACE unix_exec_output_catcher::child] Child process started
[INFO] [stderr] [2021-09-11T09:24:59Z TRACE unix_exec_output_catcher::reader] Child finished & read EOF
[INFO] [stderr] [2021-09-11T09:24:59Z TRACE unix_exec_output_catcher::reader] Child finished & read EOF
[INFO] [stdout] test main ... ok
[INFO] [stderr]    Doc-tests unix-exec-output-catcher
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6c90afac3d6e851871e01e5e6531083c0c8f0a737f19ffdbe6c850f43e0f1693", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c90afac3d6e851871e01e5e6531083c0c8f0a737f19ffdbe6c850f43e0f1693", kill_on_drop: false }`
[INFO] [stdout] 6c90afac3d6e851871e01e5e6531083c0c8f0a737f19ffdbe6c850f43e0f1693