[INFO] cloning repository https://github.com/jnferner/number_guessing
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jnferner/number_guessing" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjnferner%2Fnumber_guessing", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjnferner%2Fnumber_guessing'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 84c42a0b69c05253c605954530b8391fb2620f1a
[INFO] testing jnferner/number_guessing against try#1b74e096b9bfb06f84a3007193dcd2f059cbdf6a for pr-96025
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjnferner%2Fnumber_guessing" "/workspace/builds/worker-21/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-21/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jnferner/number_guessing on toolchain 1b74e096b9bfb06f84a3007193dcd2f059cbdf6a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jnferner/number_guessing
[INFO] finished tweaking git repo https://github.com/jnferner/number_guessing
[INFO] tweaked toml for git repo https://github.com/jnferner/number_guessing written to /workspace/builds/worker-21/source/Cargo.toml
[INFO] crate git repo https://github.com/jnferner/number_guessing already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e925746ef8d22f9e122a3dfb978c30e76f75ecc39da28b70750a02a62e39e4d9
[INFO] running `Command { std: "docker" "start" "-a" "e925746ef8d22f9e122a3dfb978c30e76f75ecc39da28b70750a02a62e39e4d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e925746ef8d22f9e122a3dfb978c30e76f75ecc39da28b70750a02a62e39e4d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e925746ef8d22f9e122a3dfb978c30e76f75ecc39da28b70750a02a62e39e4d9", kill_on_drop: false }`
[INFO] [stdout] e925746ef8d22f9e122a3dfb978c30e76f75ecc39da28b70750a02a62e39e4d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c0515b111779664b773296b392d2e906e9411b7e355778ac0e5d40428f813868
[INFO] running `Command { std: "docker" "start" "-a" "c0515b111779664b773296b392d2e906e9411b7e355778ac0e5d40428f813868", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.20
[INFO] [stderr]    Compiling rand v0.3.15
[INFO] [stderr]    Compiling number_guessing v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.39s
[INFO] running `Command { std: "docker" "inspect" "c0515b111779664b773296b392d2e906e9411b7e355778ac0e5d40428f813868", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0515b111779664b773296b392d2e906e9411b7e355778ac0e5d40428f813868", kill_on_drop: false }`
[INFO] [stdout] c0515b111779664b773296b392d2e906e9411b7e355778ac0e5d40428f813868
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 002367e6f7d66219d3a89b3d27db7d6fba6ca518734429fcd1978bab966cc744
[INFO] running `Command { std: "docker" "start" "-a" "002367e6f7d66219d3a89b3d27db7d6fba6ca518734429fcd1978bab966cc744", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling number_guessing v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.24s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/number_guessing-ed07083d2c8d6608)
[INFO] running `Command { std: "docker" "inspect" "002367e6f7d66219d3a89b3d27db7d6fba6ca518734429fcd1978bab966cc744", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "002367e6f7d66219d3a89b3d27db7d6fba6ca518734429fcd1978bab966cc744", kill_on_drop: false }`
[INFO] [stdout] 002367e6f7d66219d3a89b3d27db7d6fba6ca518734429fcd1978bab966cc744
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ea64ae0fe9c37698988a8090388b817028bd6caf3443a17ec10f388433c3d01e
[INFO] running `Command { std: "docker" "start" "-a" "ea64ae0fe9c37698988a8090388b817028bd6caf3443a17ec10f388433c3d01e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/number_guessing-ed07083d2c8d6608)
[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] 
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "ea64ae0fe9c37698988a8090388b817028bd6caf3443a17ec10f388433c3d01e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea64ae0fe9c37698988a8090388b817028bd6caf3443a17ec10f388433c3d01e", kill_on_drop: false }`
[INFO] [stdout] ea64ae0fe9c37698988a8090388b817028bd6caf3443a17ec10f388433c3d01e