[INFO] cloning repository https://github.com/nolanrbrady/learning_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nolanrbrady/learning_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnolanrbrady%2Flearning_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnolanrbrady%2Flearning_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1d1335984b018760d9517c89e0ed07bb1467dfe1
[INFO] testing nolanrbrady/learning_rust against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnolanrbrady%2Flearning_rust" "/workspace/builds/worker-15/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nolanrbrady/learning_rust 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/nolanrbrady/learning_rust
[INFO] finished tweaking git repo https://github.com/nolanrbrady/learning_rust
[INFO] tweaked toml for git repo https://github.com/nolanrbrady/learning_rust written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate git repo https://github.com/nolanrbrady/learning_rust 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-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 86a9fba461c0b213fb25fb5d2039bb64819d85e19315bed515b247439eeb488e
[INFO] running `Command { std: "docker" "start" "-a" "86a9fba461c0b213fb25fb5d2039bb64819d85e19315bed515b247439eeb488e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "86a9fba461c0b213fb25fb5d2039bb64819d85e19315bed515b247439eeb488e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86a9fba461c0b213fb25fb5d2039bb64819d85e19315bed515b247439eeb488e", kill_on_drop: false }`
[INFO] [stdout] 86a9fba461c0b213fb25fb5d2039bb64819d85e19315bed515b247439eeb488e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] a682b4a080575c081da356162e306ef58499c42c0a1b0a1e2d88ba87a29ec41d
[INFO] running `Command { std: "docker" "start" "-a" "a682b4a080575c081da356162e306ef58499c42c0a1b0a1e2d88ba87a29ec41d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling guessing-game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.21s
[INFO] running `Command { std: "docker" "inspect" "a682b4a080575c081da356162e306ef58499c42c0a1b0a1e2d88ba87a29ec41d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a682b4a080575c081da356162e306ef58499c42c0a1b0a1e2d88ba87a29ec41d", kill_on_drop: false }`
[INFO] [stdout] a682b4a080575c081da356162e306ef58499c42c0a1b0a1e2d88ba87a29ec41d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 2f5bcbf9bae3f5c25b266342664022e6a84c5276c6de1d48e52fb9b97656e809
[INFO] running `Command { std: "docker" "start" "-a" "2f5bcbf9bae3f5c25b266342664022e6a84c5276c6de1d48e52fb9b97656e809", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling guessing-game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.64s
[INFO] running `Command { std: "docker" "inspect" "2f5bcbf9bae3f5c25b266342664022e6a84c5276c6de1d48e52fb9b97656e809", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f5bcbf9bae3f5c25b266342664022e6a84c5276c6de1d48e52fb9b97656e809", kill_on_drop: false }`
[INFO] [stdout] 2f5bcbf9bae3f5c25b266342664022e6a84c5276c6de1d48e52fb9b97656e809
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] c498c2d437e2a3567ab8ec2505c7c087dce86a714d9cbdebd057932573222cf7
[INFO] running `Command { std: "docker" "start" "-a" "c498c2d437e2a3567ab8ec2505c7c087dce86a714d9cbdebd057932573222cf7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/guessing_game-c3a53824bbb6dcf4)
[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" "c498c2d437e2a3567ab8ec2505c7c087dce86a714d9cbdebd057932573222cf7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c498c2d437e2a3567ab8ec2505c7c087dce86a714d9cbdebd057932573222cf7", kill_on_drop: false }`
[INFO] [stdout] c498c2d437e2a3567ab8ec2505c7c087dce86a714d9cbdebd057932573222cf7