[INFO] cloning repository https://github.com/RustCourse/twelve_days_of_christmas
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/RustCourse/twelve_days_of_christmas" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRustCourse%2Ftwelve_days_of_christmas", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRustCourse%2Ftwelve_days_of_christmas'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2e3c115d3dc710a444e119f42e0da3da6b0aef09
[INFO] testing RustCourse/twelve_days_of_christmas against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRustCourse%2Ftwelve_days_of_christmas" "/workspace/builds/worker-48/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-48/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/RustCourse/twelve_days_of_christmas 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/RustCourse/twelve_days_of_christmas
[INFO] finished tweaking git repo https://github.com/RustCourse/twelve_days_of_christmas
[INFO] tweaked toml for git repo https://github.com/RustCourse/twelve_days_of_christmas written to /workspace/builds/worker-48/source/Cargo.toml
[INFO] crate git repo https://github.com/RustCourse/twelve_days_of_christmas 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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] 37d97019dca408e73e4b854b00f316734459cf2d67f5b84990328549f54fa707
[INFO] running `Command { std: "docker" "start" "-a" "37d97019dca408e73e4b854b00f316734459cf2d67f5b84990328549f54fa707", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "37d97019dca408e73e4b854b00f316734459cf2d67f5b84990328549f54fa707", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37d97019dca408e73e4b854b00f316734459cf2d67f5b84990328549f54fa707", kill_on_drop: false }`
[INFO] [stdout] 37d97019dca408e73e4b854b00f316734459cf2d67f5b84990328549f54fa707
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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] 181768bb56119785516f4c0853daac374020e359542d585af103f68453c5337e
[INFO] running `Command { std: "docker" "start" "-a" "181768bb56119785516f4c0853daac374020e359542d585af103f68453c5337e", kill_on_drop: false }`
[INFO] [stderr]    Compiling twelve_days_of_christmas v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "181768bb56119785516f4c0853daac374020e359542d585af103f68453c5337e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "181768bb56119785516f4c0853daac374020e359542d585af103f68453c5337e", kill_on_drop: false }`
[INFO] [stdout] 181768bb56119785516f4c0853daac374020e359542d585af103f68453c5337e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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] c3e200fc8164142241681239e04561af1d06d32751ff377166fdad01cbdc4266
[INFO] running `Command { std: "docker" "start" "-a" "c3e200fc8164142241681239e04561af1d06d32751ff377166fdad01cbdc4266", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling twelve_days_of_christmas v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.88s
[INFO] running `Command { std: "docker" "inspect" "c3e200fc8164142241681239e04561af1d06d32751ff377166fdad01cbdc4266", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3e200fc8164142241681239e04561af1d06d32751ff377166fdad01cbdc4266", kill_on_drop: false }`
[INFO] [stdout] c3e200fc8164142241681239e04561af1d06d32751ff377166fdad01cbdc4266
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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] b86a1a5c06126f8642ba5c9d1e7aab10caf1a366832dc02cf21adfd49117e104
[INFO] running `Command { std: "docker" "start" "-a" "b86a1a5c06126f8642ba5c9d1e7aab10caf1a366832dc02cf21adfd49117e104", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/twelve_days_of_christmas-2ddb61107e3e0447)
[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" "b86a1a5c06126f8642ba5c9d1e7aab10caf1a366832dc02cf21adfd49117e104", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b86a1a5c06126f8642ba5c9d1e7aab10caf1a366832dc02cf21adfd49117e104", kill_on_drop: false }`
[INFO] [stdout] b86a1a5c06126f8642ba5c9d1e7aab10caf1a366832dc02cf21adfd49117e104