[INFO] fetching crate just-a-dumb-idea-no-harm-intended 0.1.0...
[INFO] testing just-a-dumb-idea-no-harm-intended-0.1.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate just-a-dumb-idea-no-harm-intended 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate just-a-dumb-idea-no-harm-intended 0.1.0
[INFO] finished tweaking crates.io crate just-a-dumb-idea-no-harm-intended 0.1.0
[INFO] tweaked toml for crates.io crate just-a-dumb-idea-no-harm-intended 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate just-a-dumb-idea-no-harm-intended 0.1.0 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate just-a-dumb-idea-no-harm-intended 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "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-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 54909a882287e460cb72bfdb1e5756a56b2eb92b45893b264d7ac512339b3f64
[INFO] running `Command { std: "docker" "start" "-a" "54909a882287e460cb72bfdb1e5756a56b2eb92b45893b264d7ac512339b3f64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "54909a882287e460cb72bfdb1e5756a56b2eb92b45893b264d7ac512339b3f64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54909a882287e460cb72bfdb1e5756a56b2eb92b45893b264d7ac512339b3f64", kill_on_drop: false }`
[INFO] [stdout] 54909a882287e460cb72bfdb1e5756a56b2eb92b45893b264d7ac512339b3f64
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5005862f147ce2f36c35afd0813855032dbcdc5431da365a51d3915c7f4a981a
[INFO] running `Command { std: "docker" "start" "-a" "5005862f147ce2f36c35afd0813855032dbcdc5431da365a51d3915c7f4a981a", kill_on_drop: false }`
[INFO] [stderr]    Compiling just-a-dumb-idea-no-harm-intended v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "5005862f147ce2f36c35afd0813855032dbcdc5431da365a51d3915c7f4a981a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5005862f147ce2f36c35afd0813855032dbcdc5431da365a51d3915c7f4a981a", kill_on_drop: false }`
[INFO] [stdout] 5005862f147ce2f36c35afd0813855032dbcdc5431da365a51d3915c7f4a981a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 837d2000ee57d3b66d42168c19cfdedcb57551154e9fb80b1e1366f09bada2f5
[INFO] running `Command { std: "docker" "start" "-a" "837d2000ee57d3b66d42168c19cfdedcb57551154e9fb80b1e1366f09bada2f5", kill_on_drop: false }`
[INFO] [stderr]    Compiling just-a-dumb-idea-no-harm-intended v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "837d2000ee57d3b66d42168c19cfdedcb57551154e9fb80b1e1366f09bada2f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "837d2000ee57d3b66d42168c19cfdedcb57551154e9fb80b1e1366f09bada2f5", kill_on_drop: false }`
[INFO] [stdout] 837d2000ee57d3b66d42168c19cfdedcb57551154e9fb80b1e1366f09bada2f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 087aa4e7ac8723251cc1cd10f23c37795b156f531b48446a6b0c8d53f242147d
[INFO] running `Command { std: "docker" "start" "-a" "087aa4e7ac8723251cc1cd10f23c37795b156f531b48446a6b0c8d53f242147d", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/just_a_dumb_idea_no_harm_intended-5f63aedbc9979fae)
[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" "087aa4e7ac8723251cc1cd10f23c37795b156f531b48446a6b0c8d53f242147d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "087aa4e7ac8723251cc1cd10f23c37795b156f531b48446a6b0c8d53f242147d", kill_on_drop: false }`
[INFO] [stdout] 087aa4e7ac8723251cc1cd10f23c37795b156f531b48446a6b0c8d53f242147d