[INFO] cloning repository https://github.com/zalavin/bulls_and_cows
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zalavin/bulls_and_cows" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzalavin%2Fbulls_and_cows", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzalavin%2Fbulls_and_cows'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3c71194e24aa73e0cf5db61451acf0bbb732172e
[INFO] testing zalavin/bulls_and_cows against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzalavin%2Fbulls_and_cows" "/workspace/builds/worker-52/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-52/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zalavin/bulls_and_cows on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/zalavin/bulls_and_cows
[INFO] finished tweaking git repo https://github.com/zalavin/bulls_and_cows
[INFO] tweaked toml for git repo https://github.com/zalavin/bulls_and_cows written to /workspace/builds/worker-52/source/Cargo.toml
[INFO] crate git repo https://github.com/zalavin/bulls_and_cows already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c9c825ae0f9a3543169f25b688e2a6ad38ea0d6ec8a4311ea9f558b2f650473b
[INFO] running `Command { std: "docker" "start" "-a" "c9c825ae0f9a3543169f25b688e2a6ad38ea0d6ec8a4311ea9f558b2f650473b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c9c825ae0f9a3543169f25b688e2a6ad38ea0d6ec8a4311ea9f558b2f650473b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9c825ae0f9a3543169f25b688e2a6ad38ea0d6ec8a4311ea9f558b2f650473b", kill_on_drop: false }`
[INFO] [stdout] c9c825ae0f9a3543169f25b688e2a6ad38ea0d6ec8a4311ea9f558b2f650473b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 920e7becf2b05433600e862ba7fb431e34f7c96a728231c93e41b0d463136bef
[INFO] running `Command { std: "docker" "start" "-a" "920e7becf2b05433600e862ba7fb431e34f7c96a728231c93e41b0d463136bef", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.45
[INFO] [stderr]    Compiling rand v0.4.3
[INFO] [stderr]    Compiling rand v0.3.22
[INFO] [stderr]    Compiling bulls_and_cows v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.62s
[INFO] running `Command { std: "docker" "inspect" "920e7becf2b05433600e862ba7fb431e34f7c96a728231c93e41b0d463136bef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "920e7becf2b05433600e862ba7fb431e34f7c96a728231c93e41b0d463136bef", kill_on_drop: false }`
[INFO] [stdout] 920e7becf2b05433600e862ba7fb431e34f7c96a728231c93e41b0d463136bef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6f8af9d43c9924a692456f88f01c550cc4a341543b6957d3296ee2f4c6c6aa51
[INFO] running `Command { std: "docker" "start" "-a" "6f8af9d43c9924a692456f88f01c550cc4a341543b6957d3296ee2f4c6c6aa51", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling bulls_and_cows v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.44s
[INFO] running `Command { std: "docker" "inspect" "6f8af9d43c9924a692456f88f01c550cc4a341543b6957d3296ee2f4c6c6aa51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f8af9d43c9924a692456f88f01c550cc4a341543b6957d3296ee2f4c6c6aa51", kill_on_drop: false }`
[INFO] [stdout] 6f8af9d43c9924a692456f88f01c550cc4a341543b6957d3296ee2f4c6c6aa51
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 38e3c02316d54ed61f6a6642a470c7ec28a81d7b06176c96e232a81bba2a2a80
[INFO] running `Command { std: "docker" "start" "-a" "38e3c02316d54ed61f6a6642a470c7ec28a81d7b06176c96e232a81bba2a2a80", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 9.85s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/bulls_and_cows-5b665e6de3523828)
[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" "38e3c02316d54ed61f6a6642a470c7ec28a81d7b06176c96e232a81bba2a2a80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38e3c02316d54ed61f6a6642a470c7ec28a81d7b06176c96e232a81bba2a2a80", kill_on_drop: false }`
[INFO] [stdout] 38e3c02316d54ed61f6a6642a470c7ec28a81d7b06176c96e232a81bba2a2a80