[INFO] fetching crate park 0.0.1...
[INFO] testing park-0.0.1 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate park 0.0.1 into /workspace/builds/worker-40/source
[INFO] validating manifest of crates.io crate park 0.0.1 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate park 0.0.1
[INFO] finished tweaking crates.io crate park 0.0.1
[INFO] tweaked toml for crates.io crate park 0.0.1 written to /workspace/builds/worker-40/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 13b26520261bd971df59b3766727a7dd4fe65e42f604a4406495282806c5fa2c
[INFO] running `Command { std: "docker" "start" "-a" "13b26520261bd971df59b3766727a7dd4fe65e42f604a4406495282806c5fa2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "13b26520261bd971df59b3766727a7dd4fe65e42f604a4406495282806c5fa2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13b26520261bd971df59b3766727a7dd4fe65e42f604a4406495282806c5fa2c", kill_on_drop: false }`
[INFO] [stdout] 13b26520261bd971df59b3766727a7dd4fe65e42f604a4406495282806c5fa2c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9cf34a87f2d6f8ba0b1c1a29f0fdf6d0493e31d825ddd1e9024b51efd0564b66
[INFO] running `Command { std: "docker" "start" "-a" "9cf34a87f2d6f8ba0b1c1a29f0fdf6d0493e31d825ddd1e9024b51efd0564b66", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.123
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling park v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.60s
[INFO] running `Command { std: "docker" "inspect" "9cf34a87f2d6f8ba0b1c1a29f0fdf6d0493e31d825ddd1e9024b51efd0564b66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9cf34a87f2d6f8ba0b1c1a29f0fdf6d0493e31d825ddd1e9024b51efd0564b66", kill_on_drop: false }`
[INFO] [stdout] 9cf34a87f2d6f8ba0b1c1a29f0fdf6d0493e31d825ddd1e9024b51efd0564b66
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 84c4dc3fd17f8967a6ab518e1d1e25ef5b36474a05dac83be947b3a1be0a2a74
[INFO] running `Command { std: "docker" "start" "-a" "84c4dc3fd17f8967a6ab518e1d1e25ef5b36474a05dac83be947b3a1be0a2a74", kill_on_drop: false }`
[INFO] [stderr]    Compiling park v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.02s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/park-7b8489b52fde78ce)
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/park-12eb30dbdbd628b7)
[INFO] running `Command { std: "docker" "inspect" "84c4dc3fd17f8967a6ab518e1d1e25ef5b36474a05dac83be947b3a1be0a2a74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84c4dc3fd17f8967a6ab518e1d1e25ef5b36474a05dac83be947b3a1be0a2a74", kill_on_drop: false }`
[INFO] [stdout] 84c4dc3fd17f8967a6ab518e1d1e25ef5b36474a05dac83be947b3a1be0a2a74
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 808cc09838966e3b73173dfb1b0556864a712e3fc2ff5c024f80dc076411a08a
[INFO] running `Command { std: "docker" "start" "-a" "808cc09838966e3b73173dfb1b0556864a712e3fc2ff5c024f80dc076411a08a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.39s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/park-7b8489b52fde78ce)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/park-12eb30dbdbd628b7)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.15s
[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 0.07s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests park
[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 0.04s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "808cc09838966e3b73173dfb1b0556864a712e3fc2ff5c024f80dc076411a08a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "808cc09838966e3b73173dfb1b0556864a712e3fc2ff5c024f80dc076411a08a", kill_on_drop: false }`
[INFO] [stdout] 808cc09838966e3b73173dfb1b0556864a712e3fc2ff5c024f80dc076411a08a