[INFO] fetching crate prometheum 0.1.1...
[INFO] testing prometheum-0.1.1 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1
[INFO] extracting crate prometheum 0.1.1 into /workspace/builds/worker-2-tc2/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-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate prometheum 0.1.1 on toolchain 2440211fe03bc45c89b6dc1a3df18382ce91e32b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 66ff478e58e9397d4ebff2a9e9cd4779f204aae716fc7f94d7dc28167ba0c6a6
[INFO] running `Command { std: "docker" "start" "-a" "66ff478e58e9397d4ebff2a9e9cd4779f204aae716fc7f94d7dc28167ba0c6a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "66ff478e58e9397d4ebff2a9e9cd4779f204aae716fc7f94d7dc28167ba0c6a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66ff478e58e9397d4ebff2a9e9cd4779f204aae716fc7f94d7dc28167ba0c6a6", kill_on_drop: false }`
[INFO] [stdout] 66ff478e58e9397d4ebff2a9e9cd4779f204aae716fc7f94d7dc28167ba0c6a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4c69114cd3cf3f3f7590938aefcbcc41b899edd335b7e2bf9b3da86557fc0072
[INFO] running `Command { std: "docker" "start" "-a" "4c69114cd3cf3f3f7590938aefcbcc41b899edd335b7e2bf9b3da86557fc0072", kill_on_drop: false }`
[INFO] [stderr]    Compiling prometheum v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "4c69114cd3cf3f3f7590938aefcbcc41b899edd335b7e2bf9b3da86557fc0072", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c69114cd3cf3f3f7590938aefcbcc41b899edd335b7e2bf9b3da86557fc0072", kill_on_drop: false }`
[INFO] [stdout] 4c69114cd3cf3f3f7590938aefcbcc41b899edd335b7e2bf9b3da86557fc0072
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cc4dffde3984b0ad0ca3bc34e0b7efe9216de9a8948338a3df6e34483fb42abd
[INFO] running `Command { std: "docker" "start" "-a" "cc4dffde3984b0ad0ca3bc34e0b7efe9216de9a8948338a3df6e34483fb42abd", kill_on_drop: false }`
[INFO] [stderr]    Compiling prometheum v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "cc4dffde3984b0ad0ca3bc34e0b7efe9216de9a8948338a3df6e34483fb42abd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc4dffde3984b0ad0ca3bc34e0b7efe9216de9a8948338a3df6e34483fb42abd", kill_on_drop: false }`
[INFO] [stdout] cc4dffde3984b0ad0ca3bc34e0b7efe9216de9a8948338a3df6e34483fb42abd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 633771ff9d07e6641582dd3d1f60dfe4b6e496b1313e175286767622cf2dd0a4
[INFO] running `Command { std: "docker" "start" "-a" "633771ff9d07e6641582dd3d1f60dfe4b6e496b1313e175286767622cf2dd0a4", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[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" "633771ff9d07e6641582dd3d1f60dfe4b6e496b1313e175286767622cf2dd0a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "633771ff9d07e6641582dd3d1f60dfe4b6e496b1313e175286767622cf2dd0a4", kill_on_drop: false }`
[INFO] [stdout] 633771ff9d07e6641582dd3d1f60dfe4b6e496b1313e175286767622cf2dd0a4