[INFO] cloning repository https://github.com/jmenglis/rust_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/jmenglis/rust_twelve_days_of_christmas" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjmenglis%2Frust_twelve_days_of_christmas", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjmenglis%2Frust_twelve_days_of_christmas'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f00ce3cd6340c88042ab760c230f775c80437600
[INFO] testing jmenglis/rust_twelve_days_of_christmas against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjmenglis%2Frust_twelve_days_of_christmas" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jmenglis/rust_twelve_days_of_christmas on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jmenglis/rust_twelve_days_of_christmas
[INFO] finished tweaking git repo https://github.com/jmenglis/rust_twelve_days_of_christmas
[INFO] tweaked toml for git repo https://github.com/jmenglis/rust_twelve_days_of_christmas written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/jmenglis/rust_twelve_days_of_christmas already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 51cf6bffc8979ba425a66dd44db1009fa80d350520325c607bc51d4c035d40a4
[INFO] running `Command { std: "docker" "start" "-a" "51cf6bffc8979ba425a66dd44db1009fa80d350520325c607bc51d4c035d40a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "51cf6bffc8979ba425a66dd44db1009fa80d350520325c607bc51d4c035d40a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51cf6bffc8979ba425a66dd44db1009fa80d350520325c607bc51d4c035d40a4", kill_on_drop: false }`
[INFO] [stdout] 51cf6bffc8979ba425a66dd44db1009fa80d350520325c607bc51d4c035d40a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 08f492867614a1f5894f544d7bd4a522773bb011ae37d7244ed4a0557733c78e
[INFO] running `Command { std: "docker" "start" "-a" "08f492867614a1f5894f544d7bd4a522773bb011ae37d7244ed4a0557733c78e", 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 0.89s
[INFO] running `Command { std: "docker" "inspect" "08f492867614a1f5894f544d7bd4a522773bb011ae37d7244ed4a0557733c78e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08f492867614a1f5894f544d7bd4a522773bb011ae37d7244ed4a0557733c78e", kill_on_drop: false }`
[INFO] [stdout] 08f492867614a1f5894f544d7bd4a522773bb011ae37d7244ed4a0557733c78e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d27b85037295bf9e851e4ef1d4f199a794846467b9616167e3651b2cbe5b117a
[INFO] running `Command { std: "docker" "start" "-a" "d27b85037295bf9e851e4ef1d4f199a794846467b9616167e3651b2cbe5b117a", 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 1.11s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/twelve_days_of_christmas-4f60281b778cbaf1)
[INFO] running `Command { std: "docker" "inspect" "d27b85037295bf9e851e4ef1d4f199a794846467b9616167e3651b2cbe5b117a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d27b85037295bf9e851e4ef1d4f199a794846467b9616167e3651b2cbe5b117a", kill_on_drop: false }`
[INFO] [stdout] d27b85037295bf9e851e4ef1d4f199a794846467b9616167e3651b2cbe5b117a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 25bc14b5cc8ea73cd49f5094c59c8e664bebd6e4c87859c65a202b84ff23ece9
[INFO] running `Command { std: "docker" "start" "-a" "25bc14b5cc8ea73cd49f5094c59c8e664bebd6e4c87859c65a202b84ff23ece9", 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/twelve_days_of_christmas-4f60281b778cbaf1)
[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" "25bc14b5cc8ea73cd49f5094c59c8e664bebd6e4c87859c65a202b84ff23ece9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25bc14b5cc8ea73cd49f5094c59c8e664bebd6e4c87859c65a202b84ff23ece9", kill_on_drop: false }`
[INFO] [stdout] 25bc14b5cc8ea73cd49f5094c59c8e664bebd6e4c87859c65a202b84ff23ece9