[INFO] fetching crate io-uring-owner 0.2.0-pre1...
[INFO] testing io-uring-owner-0.2.0-pre1 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate io-uring-owner 0.2.0-pre1 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate io-uring-owner 0.2.0-pre1
[INFO] finished tweaking crates.io crate io-uring-owner 0.2.0-pre1
[INFO] tweaked toml for crates.io crate io-uring-owner 0.2.0-pre1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate io-uring-owner 0.2.0-pre1 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fd9e0505a6ca6b6e04fff5aaef99ba16c65ef6331fe56c341a1332a3c8fd2e2d
[INFO] running `Command { std: "docker" "start" "-a" "fd9e0505a6ca6b6e04fff5aaef99ba16c65ef6331fe56c341a1332a3c8fd2e2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fd9e0505a6ca6b6e04fff5aaef99ba16c65ef6331fe56c341a1332a3c8fd2e2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd9e0505a6ca6b6e04fff5aaef99ba16c65ef6331fe56c341a1332a3c8fd2e2d", kill_on_drop: false }`
[INFO] [stdout] fd9e0505a6ca6b6e04fff5aaef99ba16c65ef6331fe56c341a1332a3c8fd2e2d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ebeb51ee2982bcfde361cf2e7c094bd8a36b50e957ec3078fb897df0ab57eb25
[INFO] running `Command { std: "docker" "start" "-a" "ebeb51ee2982bcfde361cf2e7c094bd8a36b50e957ec3078fb897df0ab57eb25", kill_on_drop: false }`
[INFO] [stderr]    Compiling io-uring-owner v0.2.0-pre1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] running `Command { std: "docker" "inspect" "ebeb51ee2982bcfde361cf2e7c094bd8a36b50e957ec3078fb897df0ab57eb25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebeb51ee2982bcfde361cf2e7c094bd8a36b50e957ec3078fb897df0ab57eb25", kill_on_drop: false }`
[INFO] [stdout] ebeb51ee2982bcfde361cf2e7c094bd8a36b50e957ec3078fb897df0ab57eb25
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d6399d4ff6b75313d25dd5488318c0547a7a0b99032f7bc05a5ed359f5ce3222
[INFO] running `Command { std: "docker" "start" "-a" "d6399d4ff6b75313d25dd5488318c0547a7a0b99032f7bc05a5ed359f5ce3222", kill_on_drop: false }`
[INFO] [stderr]    Compiling io-uring-owner v0.2.0-pre1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] running `Command { std: "docker" "inspect" "d6399d4ff6b75313d25dd5488318c0547a7a0b99032f7bc05a5ed359f5ce3222", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6399d4ff6b75313d25dd5488318c0547a7a0b99032f7bc05a5ed359f5ce3222", kill_on_drop: false }`
[INFO] [stdout] d6399d4ff6b75313d25dd5488318c0547a7a0b99032f7bc05a5ed359f5ce3222
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 884435b863f64285767dbe7148adb00e590a3f480921a8e6a46a7deb62e21a17
[INFO] running `Command { std: "docker" "start" "-a" "884435b863f64285767dbe7148adb00e590a3f480921a8e6a46a7deb62e21a17", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/io_uring_owner-263c0a984b0583ab)
[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]    Doc-tests io_uring_owner
[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" "884435b863f64285767dbe7148adb00e590a3f480921a8e6a46a7deb62e21a17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "884435b863f64285767dbe7148adb00e590a3f480921a8e6a46a7deb62e21a17", kill_on_drop: false }`
[INFO] [stdout] 884435b863f64285767dbe7148adb00e590a3f480921a8e6a46a7deb62e21a17