[INFO] cloning repository https://github.com/HarryS028/rust_learning
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/HarryS028/rust_learning" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHarryS028%2Frust_learning", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHarryS028%2Frust_learning'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 37b0a983b7380845db6c25953984d36c54ada441
[INFO] testing HarryS028/rust_learning against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHarryS028%2Frust_learning" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/HarryS028/rust_learning on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/HarryS028/rust_learning
[INFO] finished tweaking git repo https://github.com/HarryS028/rust_learning
[INFO] tweaked toml for git repo https://github.com/HarryS028/rust_learning written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/HarryS028/rust_learning already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6428591b8afae1dae609728ed76e9d7a9ce3d35de4b0b69c1f803bd72a3d2831
[INFO] running `Command { std: "docker" "start" "-a" "6428591b8afae1dae609728ed76e9d7a9ce3d35de4b0b69c1f803bd72a3d2831", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6428591b8afae1dae609728ed76e9d7a9ce3d35de4b0b69c1f803bd72a3d2831", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6428591b8afae1dae609728ed76e9d7a9ce3d35de4b0b69c1f803bd72a3d2831", kill_on_drop: false }`
[INFO] [stdout] 6428591b8afae1dae609728ed76e9d7a9ce3d35de4b0b69c1f803bd72a3d2831
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dde4b6b8d039ed770cb156204a413bea825e71de7d2f2f24bc0a603e4b51f8c4
[INFO] running `Command { std: "docker" "start" "-a" "dde4b6b8d039ed770cb156204a413bea825e71de7d2f2f24bc0a603e4b51f8c4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust_learning v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.21s
[INFO] running `Command { std: "docker" "inspect" "dde4b6b8d039ed770cb156204a413bea825e71de7d2f2f24bc0a603e4b51f8c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dde4b6b8d039ed770cb156204a413bea825e71de7d2f2f24bc0a603e4b51f8c4", kill_on_drop: false }`
[INFO] [stdout] dde4b6b8d039ed770cb156204a413bea825e71de7d2f2f24bc0a603e4b51f8c4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 453f79d665ed81bb153a8370b1c8bae0b9933be6942b6383945245c0d2db3833
[INFO] running `Command { std: "docker" "start" "-a" "453f79d665ed81bb153a8370b1c8bae0b9933be6942b6383945245c0d2db3833", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust_learning v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.64s
[INFO] running `Command { std: "docker" "inspect" "453f79d665ed81bb153a8370b1c8bae0b9933be6942b6383945245c0d2db3833", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "453f79d665ed81bb153a8370b1c8bae0b9933be6942b6383945245c0d2db3833", kill_on_drop: false }`
[INFO] [stdout] 453f79d665ed81bb153a8370b1c8bae0b9933be6942b6383945245c0d2db3833
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2c59d395b74850e2eb54021dc08a9e5506dc01d68b97cfee7706e7e553dbc14f
[INFO] running `Command { std: "docker" "start" "-a" "2c59d395b74850e2eb54021dc08a9e5506dc01d68b97cfee7706e7e553dbc14f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.41s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_learning-55a87ac09b28117c)
[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" "2c59d395b74850e2eb54021dc08a9e5506dc01d68b97cfee7706e7e553dbc14f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c59d395b74850e2eb54021dc08a9e5506dc01d68b97cfee7706e7e553dbc14f", kill_on_drop: false }`
[INFO] [stdout] 2c59d395b74850e2eb54021dc08a9e5506dc01d68b97cfee7706e7e553dbc14f