[INFO] fetching crate to_ref 0.1.1...
[INFO] testing to_ref-0.1.1 against 1.59.0 for beta-1.60-1
[INFO] extracting crate to_ref 0.1.1 into /workspace/builds/worker-39/source
[INFO] validating manifest of crates.io crate to_ref 0.1.1 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate to_ref 0.1.1
[INFO] finished tweaking crates.io crate to_ref 0.1.1
[INFO] tweaked toml for crates.io crate to_ref 0.1.1 written to /workspace/builds/worker-39/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6d60255dab737b563ab058682db60804461358ab0abce40c03f911ee864ce201
[INFO] running `Command { std: "docker" "start" "-a" "6d60255dab737b563ab058682db60804461358ab0abce40c03f911ee864ce201", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6d60255dab737b563ab058682db60804461358ab0abce40c03f911ee864ce201", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d60255dab737b563ab058682db60804461358ab0abce40c03f911ee864ce201", kill_on_drop: false }`
[INFO] [stdout] 6d60255dab737b563ab058682db60804461358ab0abce40c03f911ee864ce201
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 82d64917120ae75d92442187e4dc7140b68f218703d6319a184345060614dbf5
[INFO] running `Command { std: "docker" "start" "-a" "82d64917120ae75d92442187e4dc7140b68f218703d6319a184345060614dbf5", kill_on_drop: false }`
[INFO] [stderr]    Compiling to_ref v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `Command { std: "docker" "inspect" "82d64917120ae75d92442187e4dc7140b68f218703d6319a184345060614dbf5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82d64917120ae75d92442187e4dc7140b68f218703d6319a184345060614dbf5", kill_on_drop: false }`
[INFO] [stdout] 82d64917120ae75d92442187e4dc7140b68f218703d6319a184345060614dbf5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6250f2ee2e90b92730c8932e6de2ca0e6217e9cd7d5b979629d98c0ed6d08068
[INFO] running `Command { std: "docker" "start" "-a" "6250f2ee2e90b92730c8932e6de2ca0e6217e9cd7d5b979629d98c0ed6d08068", kill_on_drop: false }`
[INFO] [stderr]    Compiling to_ref v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "6250f2ee2e90b92730c8932e6de2ca0e6217e9cd7d5b979629d98c0ed6d08068", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6250f2ee2e90b92730c8932e6de2ca0e6217e9cd7d5b979629d98c0ed6d08068", kill_on_drop: false }`
[INFO] [stdout] 6250f2ee2e90b92730c8932e6de2ca0e6217e9cd7d5b979629d98c0ed6d08068
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c7ac1a2f031de2e7594792ca049d664770bcd4c5a318a7dbebcf9377b9d8d8b7
[INFO] running `Command { std: "docker" "start" "-a" "c7ac1a2f031de2e7594792ca049d664770bcd4c5a318a7dbebcf9377b9d8d8b7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.29s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/to_ref-c16bd13d3b3da066)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests to_ref
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 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] running `Command { std: "docker" "inspect" "c7ac1a2f031de2e7594792ca049d664770bcd4c5a318a7dbebcf9377b9d8d8b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7ac1a2f031de2e7594792ca049d664770bcd4c5a318a7dbebcf9377b9d8d8b7", kill_on_drop: false }`
[INFO] [stdout] c7ac1a2f031de2e7594792ca049d664770bcd4c5a318a7dbebcf9377b9d8d8b7