[INFO] fetching crate ref_slice 1.2.1...
[INFO] testing ref_slice-1.2.1 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate ref_slice 1.2.1 into /workspace/builds/worker-23/source
[INFO] validating manifest of crates.io crate ref_slice 1.2.1 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ref_slice 1.2.1
[INFO] finished tweaking crates.io crate ref_slice 1.2.1
[INFO] tweaked toml for crates.io crate ref_slice 1.2.1 written to /workspace/builds/worker-23/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 22cdfa5eba5a3c4881fab57f675b90e66ab89f30000fa529ae77a1224c701f54
[INFO] running `Command { std: "docker" "start" "-a" "22cdfa5eba5a3c4881fab57f675b90e66ab89f30000fa529ae77a1224c701f54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "22cdfa5eba5a3c4881fab57f675b90e66ab89f30000fa529ae77a1224c701f54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22cdfa5eba5a3c4881fab57f675b90e66ab89f30000fa529ae77a1224c701f54", kill_on_drop: false }`
[INFO] [stdout] 22cdfa5eba5a3c4881fab57f675b90e66ab89f30000fa529ae77a1224c701f54
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7a10227aab960bad3783afa5017ebd9f9f87295342b6d516ba8359a796b1ac9b
[INFO] running `Command { std: "docker" "start" "-a" "7a10227aab960bad3783afa5017ebd9f9f87295342b6d516ba8359a796b1ac9b", kill_on_drop: false }`
[INFO] [stderr]    Compiling ref_slice v1.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "7a10227aab960bad3783afa5017ebd9f9f87295342b6d516ba8359a796b1ac9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a10227aab960bad3783afa5017ebd9f9f87295342b6d516ba8359a796b1ac9b", kill_on_drop: false }`
[INFO] [stdout] 7a10227aab960bad3783afa5017ebd9f9f87295342b6d516ba8359a796b1ac9b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8f03febad1be4c95be2fcc3b6392366c3e548e9a9db7b8f9fc5c6e41887810c9
[INFO] running `Command { std: "docker" "start" "-a" "8f03febad1be4c95be2fcc3b6392366c3e548e9a9db7b8f9fc5c6e41887810c9", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling ref_slice v1.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.39s
[INFO] running `Command { std: "docker" "inspect" "8f03febad1be4c95be2fcc3b6392366c3e548e9a9db7b8f9fc5c6e41887810c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f03febad1be4c95be2fcc3b6392366c3e548e9a9db7b8f9fc5c6e41887810c9", kill_on_drop: false }`
[INFO] [stdout] 8f03febad1be4c95be2fcc3b6392366c3e548e9a9db7b8f9fc5c6e41887810c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ac8601744c1265afb4cc226500c71b4db30b5a777c892add19b05aff76288ca7
[INFO] running `Command { std: "docker" "start" "-a" "ac8601744c1265afb4cc226500c71b4db30b5a777c892add19b05aff76288ca7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ref_slice-dc058cd6761cfbde)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::check_mut ... ok
[INFO] [stdout] test tests::check_opt ... ok
[INFO] [stderr]    Doc-tests ref_slice
[INFO] [stdout] test tests::check ... ok
[INFO] [stdout] test tests::check_opt_mut ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[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" "ac8601744c1265afb4cc226500c71b4db30b5a777c892add19b05aff76288ca7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac8601744c1265afb4cc226500c71b4db30b5a777c892add19b05aff76288ca7", kill_on_drop: false }`
[INFO] [stdout] ac8601744c1265afb4cc226500c71b4db30b5a777c892add19b05aff76288ca7