[INFO] fetching crate unix-exec-output-catcher 0.2.4...
[INFO] testing unix-exec-output-catcher-0.2.4 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate unix-exec-output-catcher 0.2.4 into /workspace/builds/worker-1-tc2/source
[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-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate unix-exec-output-catcher 0.2.4 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c2b361a6a4cb0b49614af93994fcc565fe1db536884a975fdc7c136e790ad436
[INFO] running `Command { std: "docker" "start" "-a" "c2b361a6a4cb0b49614af93994fcc565fe1db536884a975fdc7c136e790ad436", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c2b361a6a4cb0b49614af93994fcc565fe1db536884a975fdc7c136e790ad436", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2b361a6a4cb0b49614af93994fcc565fe1db536884a975fdc7c136e790ad436", kill_on_drop: false }`
[INFO] [stdout] c2b361a6a4cb0b49614af93994fcc565fe1db536884a975fdc7c136e790ad436
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 763e347b9bcefb0c1da6d189c08329e13ef576266908fb46c5f6c19c6d0b476b
[INFO] running `Command { std: "docker" "start" "-a" "763e347b9bcefb0c1da6d189c08329e13ef576266908fb46c5f6c19c6d0b476b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]    Compiling syn v1.0.58
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling quote v1.0.8
[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` profile [unoptimized + debuginfo] target(s) in 6.04s
[INFO] running `Command { std: "docker" "inspect" "763e347b9bcefb0c1da6d189c08329e13ef576266908fb46c5f6c19c6d0b476b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "763e347b9bcefb0c1da6d189c08329e13ef576266908fb46c5f6c19c6d0b476b", kill_on_drop: false }`
[INFO] [stdout] 763e347b9bcefb0c1da6d189c08329e13ef576266908fb46c5f6c19c6d0b476b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0449b71d21ccb606ae2b6fb4141bd01c2da93d97d3e746e4f403a6b514f063d2
[INFO] running `Command { std: "docker" "start" "-a" "0449b71d21ccb606ae2b6fb4141bd01c2da93d97d3e746e4f403a6b514f063d2", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[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` profile [unoptimized + debuginfo] target(s) in 4.77s
[INFO] running `Command { std: "docker" "inspect" "0449b71d21ccb606ae2b6fb4141bd01c2da93d97d3e746e4f403a6b514f063d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0449b71d21ccb606ae2b6fb4141bd01c2da93d97d3e746e4f403a6b514f063d2", kill_on_drop: false }`
[INFO] [stdout] 0449b71d21ccb606ae2b6fb4141bd01c2da93d97d3e746e4f403a6b514f063d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 29057cd0c28defccfde5709440d73e5253512d4ce309cba2b3304f60f12803b4
[INFO] running `Command { std: "docker" "start" "-a" "29057cd0c28defccfde5709440d73e5253512d4ce309cba2b3304f60f12803b4", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/unix_exec_output_catcher-fa45d675e78546e4)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/mixed_stdout_stderr_test.rs (/opt/rustwide/target/debug/deps/mixed_stdout_stderr_test-9fca5d485eb10c71)
[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] [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-ba8d27e820d6dd82)
[INFO] [stdout] 
[INFO] [stderr] [2025-10-01T14:40:00Z TRACE unix_exec_output_catcher::pipe] pipe created successfully
[INFO] [stdout] running 1 test
[INFO] [stderr] [2025-10-01T14:40:00Z TRACE unix_exec_output_catcher::pipe] pipe created successfully
[INFO] [stderr] [2025-10-01T14:40:00Z TRACE unix_exec_output_catcher::child] forked successfully
[INFO] [stderr] [2025-10-01T14:40:00Z TRACE unix_exec_output_catcher::child] Hello from parent!
[INFO] [stderr] [2025-10-01T14:40:00Z TRACE unix_exec_output_catcher::pipe] pipe marked as read end
[INFO] [stderr] [2025-10-01T14:40:00Z TRACE unix_exec_output_catcher::pipe] pipe marked as read end
[INFO] [stderr] [2025-10-01T14:40:00Z TRACE unix_exec_output_catcher::child] forked successfully
[INFO] [stderr] [2025-10-01T14:40:00Z TRACE unix_exec_output_catcher::child] Hello from Child!
[INFO] [stderr] [2025-10-01T14:40:00Z TRACE unix_exec_output_catcher::pipe] pipe marked as write end
[INFO] [stderr] [2025-10-01T14:40:00Z TRACE unix_exec_output_catcher::pipe] pipe marked as write end
[INFO] [stderr] [2025-10-01T14:40:00Z TRACE unix_exec_output_catcher::child] Child process not started yet
[INFO] [stderr] [2025-10-01T14:40:00Z TRACE unix_exec_output_catcher::child] Child process started
[INFO] [stderr] [2025-10-01T14:40:00Z TRACE unix_exec_output_catcher::reader] Child finished & read EOF
[INFO] [stderr] [2025-10-01T14:40:00Z TRACE unix_exec_output_catcher::reader] Child finished & read EOF
[INFO] [stdout] test main ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests unix_exec_output_catcher
[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" "29057cd0c28defccfde5709440d73e5253512d4ce309cba2b3304f60f12803b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29057cd0c28defccfde5709440d73e5253512d4ce309cba2b3304f60f12803b4", kill_on_drop: false }`
[INFO] [stdout] 29057cd0c28defccfde5709440d73e5253512d4ce309cba2b3304f60f12803b4