[INFO] fetching crate prometheum 0.1.1...
[INFO] testing prometheum-0.1.1 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate prometheum 0.1.1 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate prometheum 0.1.1
[INFO] finished tweaking crates.io crate prometheum 0.1.1
[INFO] tweaked toml for crates.io crate prometheum 0.1.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate prometheum 0.1.1 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate prometheum 0.1.1 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" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1845fbfa7746b86028f96e9b8e5fca4d1cb4002ef08533a76554f55851cd7951
[INFO] running `Command { std: "docker" "start" "-a" "1845fbfa7746b86028f96e9b8e5fca4d1cb4002ef08533a76554f55851cd7951", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1845fbfa7746b86028f96e9b8e5fca4d1cb4002ef08533a76554f55851cd7951", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1845fbfa7746b86028f96e9b8e5fca4d1cb4002ef08533a76554f55851cd7951", kill_on_drop: false }`
[INFO] [stdout] 1845fbfa7746b86028f96e9b8e5fca4d1cb4002ef08533a76554f55851cd7951
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6783f830b31c9178740a930c9fb810ba806d167410f0409c39c37bcedac4e137
[INFO] running `Command { std: "docker" "start" "-a" "6783f830b31c9178740a930c9fb810ba806d167410f0409c39c37bcedac4e137", kill_on_drop: false }`
[INFO] [stderr]    Compiling prometheum v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "6783f830b31c9178740a930c9fb810ba806d167410f0409c39c37bcedac4e137", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6783f830b31c9178740a930c9fb810ba806d167410f0409c39c37bcedac4e137", kill_on_drop: false }`
[INFO] [stdout] 6783f830b31c9178740a930c9fb810ba806d167410f0409c39c37bcedac4e137
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 94dfb19798a5a380aebad3f17ce0eefdabae499b6d1db73c5c4cf0e676e69102
[INFO] running `Command { std: "docker" "start" "-a" "94dfb19798a5a380aebad3f17ce0eefdabae499b6d1db73c5c4cf0e676e69102", kill_on_drop: false }`
[INFO] [stderr]    Compiling prometheum v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "94dfb19798a5a380aebad3f17ce0eefdabae499b6d1db73c5c4cf0e676e69102", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94dfb19798a5a380aebad3f17ce0eefdabae499b6d1db73c5c4cf0e676e69102", kill_on_drop: false }`
[INFO] [stdout] 94dfb19798a5a380aebad3f17ce0eefdabae499b6d1db73c5c4cf0e676e69102
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7bcea55f3346ffa0a15b9cbb52d6478a0a41caaac1ef817d64ad4ce019f0bdf1
[INFO] running `Command { std: "docker" "start" "-a" "7bcea55f3346ffa0a15b9cbb52d6478a0a41caaac1ef817d64ad4ce019f0bdf1", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/prometheum-4d37744bdb87777c)
[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" "7bcea55f3346ffa0a15b9cbb52d6478a0a41caaac1ef817d64ad4ce019f0bdf1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7bcea55f3346ffa0a15b9cbb52d6478a0a41caaac1ef817d64ad4ce019f0bdf1", kill_on_drop: false }`
[INFO] [stdout] 7bcea55f3346ffa0a15b9cbb52d6478a0a41caaac1ef817d64ad4ce019f0bdf1