[INFO] fetching crate heart 0.0.0...
[INFO] testing heart-0.0.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate heart 0.0.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate heart 0.0.0 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 heart 0.0.0
[INFO] finished tweaking crates.io crate heart 0.0.0
[INFO] tweaked toml for crates.io crate heart 0.0.0 written to /workspace/builds/worker-4/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 9671ba1dd7fc8022cd665b17d01a3e884e1159c7bfbeb4e97f276e9763234770
[INFO] running `Command { std: "docker" "start" "-a" "9671ba1dd7fc8022cd665b17d01a3e884e1159c7bfbeb4e97f276e9763234770", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9671ba1dd7fc8022cd665b17d01a3e884e1159c7bfbeb4e97f276e9763234770", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9671ba1dd7fc8022cd665b17d01a3e884e1159c7bfbeb4e97f276e9763234770", kill_on_drop: false }`
[INFO] [stdout] 9671ba1dd7fc8022cd665b17d01a3e884e1159c7bfbeb4e97f276e9763234770
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] c8e187ad5b318489e76e7a60e0784a26813f0ea4b77e238bf3e4e37d5d94dc8f
[INFO] running `Command { std: "docker" "start" "-a" "c8e187ad5b318489e76e7a60e0784a26813f0ea4b77e238bf3e4e37d5d94dc8f", kill_on_drop: false }`
[INFO] [stderr]    Compiling heart v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "c8e187ad5b318489e76e7a60e0784a26813f0ea4b77e238bf3e4e37d5d94dc8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8e187ad5b318489e76e7a60e0784a26813f0ea4b77e238bf3e4e37d5d94dc8f", kill_on_drop: false }`
[INFO] [stdout] c8e187ad5b318489e76e7a60e0784a26813f0ea4b77e238bf3e4e37d5d94dc8f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 8d330604b03f778db782f4c5de70eda5e10f822977fada202e56ce7b013b39e0
[INFO] running `Command { std: "docker" "start" "-a" "8d330604b03f778db782f4c5de70eda5e10f822977fada202e56ce7b013b39e0", kill_on_drop: false }`
[INFO] [stderr]    Compiling heart v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.48s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/heart-943d4b05ea18097e)
[INFO] running `Command { std: "docker" "inspect" "8d330604b03f778db782f4c5de70eda5e10f822977fada202e56ce7b013b39e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d330604b03f778db782f4c5de70eda5e10f822977fada202e56ce7b013b39e0", kill_on_drop: false }`
[INFO] [stdout] 8d330604b03f778db782f4c5de70eda5e10f822977fada202e56ce7b013b39e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 7d5108f90e4b5a9db2eb010d53679888b9ae134bb429dad32478701c3bea9142
[INFO] running `Command { std: "docker" "start" "-a" "7d5108f90e4b5a9db2eb010d53679888b9ae134bb429dad32478701c3bea9142", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/heart-943d4b05ea18097e)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests heart
[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] [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" "7d5108f90e4b5a9db2eb010d53679888b9ae134bb429dad32478701c3bea9142", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d5108f90e4b5a9db2eb010d53679888b9ae134bb429dad32478701c3bea9142", kill_on_drop: false }`
[INFO] [stdout] 7d5108f90e4b5a9db2eb010d53679888b9ae134bb429dad32478701c3bea9142