[INFO] cloning repository https://github.com/xonmello/hailstone-problem
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xonmello/hailstone-problem" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxonmello%2Fhailstone-problem", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxonmello%2Fhailstone-problem'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d0e411c6cd352f3c55c82223f87d0397a40fbc1f
[INFO] testing xonmello/hailstone-problem against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxonmello%2Fhailstone-problem" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/xonmello/hailstone-problem on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/xonmello/hailstone-problem
[INFO] finished tweaking git repo https://github.com/xonmello/hailstone-problem
[INFO] tweaked toml for git repo https://github.com/xonmello/hailstone-problem written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/xonmello/hailstone-problem already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 71b27f5dd52e397860025ed765dd8752e2a1514fd1b87a4218797408d11321e8
[INFO] running `Command { std: "docker" "start" "-a" "71b27f5dd52e397860025ed765dd8752e2a1514fd1b87a4218797408d11321e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "71b27f5dd52e397860025ed765dd8752e2a1514fd1b87a4218797408d11321e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71b27f5dd52e397860025ed765dd8752e2a1514fd1b87a4218797408d11321e8", kill_on_drop: false }`
[INFO] [stdout] 71b27f5dd52e397860025ed765dd8752e2a1514fd1b87a4218797408d11321e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 179a92c8b28f74f19e4c918b9bed589aa0c5a37b5d347fb26043073336f60684
[INFO] running `Command { std: "docker" "start" "-a" "179a92c8b28f74f19e4c918b9bed589aa0c5a37b5d347fb26043073336f60684", kill_on_drop: false }`
[INFO] [stderr]    Compiling hailstone v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "179a92c8b28f74f19e4c918b9bed589aa0c5a37b5d347fb26043073336f60684", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "179a92c8b28f74f19e4c918b9bed589aa0c5a37b5d347fb26043073336f60684", kill_on_drop: false }`
[INFO] [stdout] 179a92c8b28f74f19e4c918b9bed589aa0c5a37b5d347fb26043073336f60684
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 72975170f5a27b619d9e03ae04aea2bdb58e7725058dfa8fc7cfc455348704e1
[INFO] running `Command { std: "docker" "start" "-a" "72975170f5a27b619d9e03ae04aea2bdb58e7725058dfa8fc7cfc455348704e1", kill_on_drop: false }`
[INFO] [stderr]    Compiling hailstone v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "72975170f5a27b619d9e03ae04aea2bdb58e7725058dfa8fc7cfc455348704e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72975170f5a27b619d9e03ae04aea2bdb58e7725058dfa8fc7cfc455348704e1", kill_on_drop: false }`
[INFO] [stdout] 72975170f5a27b619d9e03ae04aea2bdb58e7725058dfa8fc7cfc455348704e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e7d970796db2539f277b2d4d1e3e34c3ff64b1802e860c935804b40c18272f21
[INFO] running `Command { std: "docker" "start" "-a" "e7d970796db2539f277b2d4d1e3e34c3ff64b1802e860c935804b40c18272f21", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hailstone-f33f23eac07af75a)
[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" "e7d970796db2539f277b2d4d1e3e34c3ff64b1802e860c935804b40c18272f21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7d970796db2539f277b2d4d1e3e34c3ff64b1802e860c935804b40c18272f21", kill_on_drop: false }`
[INFO] [stdout] e7d970796db2539f277b2d4d1e3e34c3ff64b1802e860c935804b40c18272f21