[INFO] fetching crate pwner 0.1.8...
[INFO] testing pwner-0.1.8 against 1.90.0 for beta-1.91-3
[INFO] extracting crate pwner 0.1.8 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate pwner 0.1.8
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate pwner 0.1.8
[INFO] tweaked toml for crates.io crate pwner 0.1.8 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate pwner 0.1.8 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate pwner 0.1.8 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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded crossbeam-queue v0.3.6
[INFO] [stderr]   Downloaded crossbeam v0.8.2
[INFO] [stderr]   Downloaded crossbeam-epoch v0.9.11
[INFO] [stderr]   Downloaded crossbeam-utils v0.8.12
[INFO] [stderr]   Downloaded nix v0.25.0
[INFO] [stderr]   Downloaded tokio v1.21.2
[INFO] [stderr]   Downloaded libc v0.2.137
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d7d5ff3b28ba512db1853842060d5efdae6a93f85318716c35f478d2318cc339
[INFO] running `Command { std: "docker" "start" "-a" "d7d5ff3b28ba512db1853842060d5efdae6a93f85318716c35f478d2318cc339", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d7d5ff3b28ba512db1853842060d5efdae6a93f85318716c35f478d2318cc339", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7d5ff3b28ba512db1853842060d5efdae6a93f85318716c35f478d2318cc339", kill_on_drop: false }`
[INFO] [stdout] d7d5ff3b28ba512db1853842060d5efdae6a93f85318716c35f478d2318cc339
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2b564d7d94383b172c3aabc447cfb7daaa881b9af4484fc4cd7ba44db187cb2b
[INFO] running `Command { std: "docker" "start" "-a" "2b564d7d94383b172c3aabc447cfb7daaa881b9af4484fc4cd7ba44db187cb2b", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling nix v0.25.0
[INFO] [stderr]    Compiling pwner v0.1.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.97s
[INFO] running `Command { std: "docker" "inspect" "2b564d7d94383b172c3aabc447cfb7daaa881b9af4484fc4cd7ba44db187cb2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b564d7d94383b172c3aabc447cfb7daaa881b9af4484fc4cd7ba44db187cb2b", kill_on_drop: false }`
[INFO] [stdout] 2b564d7d94383b172c3aabc447cfb7daaa881b9af4484fc4cd7ba44db187cb2b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d46617ca22fccaa3d69a912661c3f587b8580577c289e12731afeaf7c88e4795
[INFO] running `Command { std: "docker" "start" "-a" "d46617ca22fccaa3d69a912661c3f587b8580577c289e12731afeaf7c88e4795", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.12
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.11
[INFO] [stderr]    Compiling crossbeam-queue v0.3.6
[INFO] [stderr]    Compiling tokio v1.21.2
[INFO] [stderr]    Compiling pin-project-lite v0.2.9
[INFO] [stderr]    Compiling tokio-macros v1.8.0
[INFO] [stderr]    Compiling crossbeam-channel v0.5.6
[INFO] [stderr]    Compiling crossbeam-deque v0.8.2
[INFO] [stderr]    Compiling crossbeam v0.8.2
[INFO] [stderr]    Compiling pwner v0.1.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.21s
[INFO] running `Command { std: "docker" "inspect" "d46617ca22fccaa3d69a912661c3f587b8580577c289e12731afeaf7c88e4795", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d46617ca22fccaa3d69a912661c3f587b8580577c289e12731afeaf7c88e4795", kill_on_drop: false }`
[INFO] [stdout] d46617ca22fccaa3d69a912661c3f587b8580577c289e12731afeaf7c88e4795
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2e9ac031d1275313d754109be0179cd8ab504669187e310eeec595b16072739c
[INFO] running `Command { std: "docker" "start" "-a" "2e9ac031d1275313d754109be0179cd8ab504669187e310eeec595b16072739c", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/pwner-298d6a2ff5f69ba9)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test process::test::read ... ok
[INFO] [stdout] test process::test::write ... ok
[INFO] [stdout] test process::test::decompose ... ok
[INFO] [stdout] test process::test::drop ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests pwner
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stdout] test src/process.rs - process::Simplex (line 314) - compile ... ok
[INFO] [stdout] test src/process.rs - process::Duplex::decompose (line 227) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 21) - compile ... ok
[INFO] [stdout] test src/lib.rs - Spawner::spawn_owned (line 82) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 45) - compile ... ok
[INFO] [stdout] test src/process.rs - process::Duplex::eject (line 262) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 12) - compile ... ok
[INFO] [stdout] test src/process.rs - process::Simplex::eject (line 415) - compile ... ok
[INFO] [stdout] test src/process.rs - process::Output::pipes (line 495) - compile ... ok
[INFO] [stdout] test src/process.rs - process::Simplex::id (line 340) - compile ... ok
[INFO] [stdout] test src/process.rs - process::Simplex::wait (line 378) - compile ... ok
[INFO] [stdout] test src/process.rs - process::Output::read_from (line 474) - compile ... ok
[INFO] [stdout] test src/process.rs - process::Duplex::wait (line 157) - compile ... ok
[INFO] [stdout] test src/process.rs - process (line 16) - compile ... ok
[INFO] [stdout] test src/process.rs - process (line 7) - compile ... ok
[INFO] [stdout] test src/process.rs - process::Duplex::read_from (line 131) - compile ... ok
[INFO] [stdout] test src/process.rs - process::Duplex::pipes (line 198) - compile ... ok
[INFO] [stdout] test src/process.rs - process (line 31) - compile ... ok
[INFO] [stdout] test src/process.rs - process::Duplex::id (line 109) - compile ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.46s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2e9ac031d1275313d754109be0179cd8ab504669187e310eeec595b16072739c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e9ac031d1275313d754109be0179cd8ab504669187e310eeec595b16072739c", kill_on_drop: false }`
[INFO] [stdout] 2e9ac031d1275313d754109be0179cd8ab504669187e310eeec595b16072739c