[INFO] fetching crate yield 0.0.0...
[INFO] testing yield-0.0.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate yield 0.0.0 into /workspace/builds/worker-87/source
[INFO] validating manifest of crates.io crate yield 0.0.0 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 yield 0.0.0
[INFO] finished tweaking crates.io crate yield 0.0.0
[INFO] tweaked toml for crates.io crate yield 0.0.0 written to /workspace/builds/worker-87/source/Cargo.toml
[INFO] crate crates.io crate yield 0.0.0 already has a lockfile, it will not be regenerated
[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-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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] 3b76de43488b9518a9111e03dccdcc234cbb67aa42f415217eda61ed1356b352
[INFO] running `Command { std: "docker" "start" "-a" "3b76de43488b9518a9111e03dccdcc234cbb67aa42f415217eda61ed1356b352", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3b76de43488b9518a9111e03dccdcc234cbb67aa42f415217eda61ed1356b352", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b76de43488b9518a9111e03dccdcc234cbb67aa42f415217eda61ed1356b352", kill_on_drop: false }`
[INFO] [stdout] 3b76de43488b9518a9111e03dccdcc234cbb67aa42f415217eda61ed1356b352
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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] c408ad364e7d5975eb6489786986f034be9085da2e770a27b5ea94e98ca65baf
[INFO] running `Command { std: "docker" "start" "-a" "c408ad364e7d5975eb6489786986f034be9085da2e770a27b5ea94e98ca65baf", kill_on_drop: false }`
[INFO] [stderr]    Compiling yield v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "c408ad364e7d5975eb6489786986f034be9085da2e770a27b5ea94e98ca65baf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c408ad364e7d5975eb6489786986f034be9085da2e770a27b5ea94e98ca65baf", kill_on_drop: false }`
[INFO] [stdout] c408ad364e7d5975eb6489786986f034be9085da2e770a27b5ea94e98ca65baf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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] 22809efec0c94aebe7fb0a7f047e483a5b17a6861b830c03395557782724425a
[INFO] running `Command { std: "docker" "start" "-a" "22809efec0c94aebe7fb0a7f047e483a5b17a6861b830c03395557782724425a", kill_on_drop: false }`
[INFO] [stderr]    Compiling yield v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "22809efec0c94aebe7fb0a7f047e483a5b17a6861b830c03395557782724425a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22809efec0c94aebe7fb0a7f047e483a5b17a6861b830c03395557782724425a", kill_on_drop: false }`
[INFO] [stdout] 22809efec0c94aebe7fb0a7f047e483a5b17a6861b830c03395557782724425a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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] 0136af3c7a1941e09a5ba590f7f28624cac4d7e67ce8b4b563fab6a140917b44
[INFO] running `Command { std: "docker" "start" "-a" "0136af3c7a1941e09a5ba590f7f28624cac4d7e67ce8b4b563fab6a140917b44", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/yield-e7ef65472a0e696c)
[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" "0136af3c7a1941e09a5ba590f7f28624cac4d7e67ce8b4b563fab6a140917b44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0136af3c7a1941e09a5ba590f7f28624cac4d7e67ce8b4b563fab6a140917b44", kill_on_drop: false }`
[INFO] [stdout] 0136af3c7a1941e09a5ba590f7f28624cac4d7e67ce8b4b563fab6a140917b44