[INFO] cloning repository https://github.com/lemon-mint/first-rust-study
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lemon-mint/first-rust-study" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flemon-mint%2Ffirst-rust-study", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flemon-mint%2Ffirst-rust-study'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 12d35fc172bd9fe693c74916ba79e3df01e873ce
[INFO] testing lemon-mint/first-rust-study against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flemon-mint%2Ffirst-rust-study" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lemon-mint/first-rust-study on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/lemon-mint/first-rust-study
[INFO] finished tweaking git repo https://github.com/lemon-mint/first-rust-study
[INFO] tweaked toml for git repo https://github.com/lemon-mint/first-rust-study written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/lemon-mint/first-rust-study already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7cd5e5cdc27e9ce9dd06801e5f4c41cb0519d94ccd2ca17390a2281175fc41e1
[INFO] running `Command { std: "docker" "start" "-a" "7cd5e5cdc27e9ce9dd06801e5f4c41cb0519d94ccd2ca17390a2281175fc41e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7cd5e5cdc27e9ce9dd06801e5f4c41cb0519d94ccd2ca17390a2281175fc41e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cd5e5cdc27e9ce9dd06801e5f4c41cb0519d94ccd2ca17390a2281175fc41e1", kill_on_drop: false }`
[INFO] [stdout] 7cd5e5cdc27e9ce9dd06801e5f4c41cb0519d94ccd2ca17390a2281175fc41e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 98bcf088ca0bf026ffdf863b384288f6511996a75f65770cee22f4c1d615267e
[INFO] running `Command { std: "docker" "start" "-a" "98bcf088ca0bf026ffdf863b384288f6511996a75f65770cee22f4c1d615267e", kill_on_drop: false }`
[INFO] [stderr]    Compiling hworld v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "98bcf088ca0bf026ffdf863b384288f6511996a75f65770cee22f4c1d615267e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98bcf088ca0bf026ffdf863b384288f6511996a75f65770cee22f4c1d615267e", kill_on_drop: false }`
[INFO] [stdout] 98bcf088ca0bf026ffdf863b384288f6511996a75f65770cee22f4c1d615267e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e444e7d89d2be2d3324a02b4683b851f5e8184a4b0e34ecd736f0bb5507fa6fe
[INFO] running `Command { std: "docker" "start" "-a" "e444e7d89d2be2d3324a02b4683b851f5e8184a4b0e34ecd736f0bb5507fa6fe", kill_on_drop: false }`
[INFO] [stderr]    Compiling hworld v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "e444e7d89d2be2d3324a02b4683b851f5e8184a4b0e34ecd736f0bb5507fa6fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e444e7d89d2be2d3324a02b4683b851f5e8184a4b0e34ecd736f0bb5507fa6fe", kill_on_drop: false }`
[INFO] [stdout] e444e7d89d2be2d3324a02b4683b851f5e8184a4b0e34ecd736f0bb5507fa6fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8f914844ba6e1a011e317135c5bdfc8c1e20caa431d7754ca2b1eaf32008ec89
[INFO] running `Command { std: "docker" "start" "-a" "8f914844ba6e1a011e317135c5bdfc8c1e20caa431d7754ca2b1eaf32008ec89", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.34s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hworld-6560da9b0c935bee)
[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" "8f914844ba6e1a011e317135c5bdfc8c1e20caa431d7754ca2b1eaf32008ec89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f914844ba6e1a011e317135c5bdfc8c1e20caa431d7754ca2b1eaf32008ec89", kill_on_drop: false }`
[INFO] [stdout] 8f914844ba6e1a011e317135c5bdfc8c1e20caa431d7754ca2b1eaf32008ec89