[INFO] cloning repository https://github.com/ZBcheng/rust-design-patterns
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ZBcheng/rust-design-patterns" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZBcheng%2Frust-design-patterns", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZBcheng%2Frust-design-patterns'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b6d71c76907e3fa215f57414f78964ffba42861f
[INFO] testing ZBcheng/rust-design-patterns 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%2FZBcheng%2Frust-design-patterns" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ZBcheng/rust-design-patterns 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/ZBcheng/rust-design-patterns
[INFO] finished tweaking git repo https://github.com/ZBcheng/rust-design-patterns
[INFO] tweaked toml for git repo https://github.com/ZBcheng/rust-design-patterns written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/ZBcheng/rust-design-patterns 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 1ce94cead830a62380f690e19069f58757fa6e306982814acf57ada6d35c6df5
[INFO] running `Command { std: "docker" "start" "-a" "1ce94cead830a62380f690e19069f58757fa6e306982814acf57ada6d35c6df5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1ce94cead830a62380f690e19069f58757fa6e306982814acf57ada6d35c6df5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ce94cead830a62380f690e19069f58757fa6e306982814acf57ada6d35c6df5", kill_on_drop: false }`
[INFO] [stdout] 1ce94cead830a62380f690e19069f58757fa6e306982814acf57ada6d35c6df5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 226f871fd2a969ec31f51d8520383cf0a5e48d4567e8ef88a0f320b115bd67da
[INFO] running `Command { std: "docker" "start" "-a" "226f871fd2a969ec31f51d8520383cf0a5e48d4567e8ef88a0f320b115bd67da", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust-design-patterns v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 09s
[INFO] running `Command { std: "docker" "inspect" "226f871fd2a969ec31f51d8520383cf0a5e48d4567e8ef88a0f320b115bd67da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "226f871fd2a969ec31f51d8520383cf0a5e48d4567e8ef88a0f320b115bd67da", kill_on_drop: false }`
[INFO] [stdout] 226f871fd2a969ec31f51d8520383cf0a5e48d4567e8ef88a0f320b115bd67da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 6ad3a0db5aa3e69880d1dcb378672a18d9e1e4cbfb45bfbdb8d96e00f766d254
[INFO] running `Command { std: "docker" "start" "-a" "6ad3a0db5aa3e69880d1dcb378672a18d9e1e4cbfb45bfbdb8d96e00f766d254", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust-design-patterns v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.05s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_design_patterns-a3d2dd0f3399fc7c)
[INFO] running `Command { std: "docker" "inspect" "6ad3a0db5aa3e69880d1dcb378672a18d9e1e4cbfb45bfbdb8d96e00f766d254", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ad3a0db5aa3e69880d1dcb378672a18d9e1e4cbfb45bfbdb8d96e00f766d254", kill_on_drop: false }`
[INFO] [stdout] 6ad3a0db5aa3e69880d1dcb378672a18d9e1e4cbfb45bfbdb8d96e00f766d254
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 6911613e14a57df1b5922fca3af6e7bb0e3b3c8109f16c63160082fa9ea7613c
[INFO] running `Command { std: "docker" "start" "-a" "6911613e14a57df1b5922fca3af6e7bb0e3b3c8109f16c63160082fa9ea7613c", 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/rust_design_patterns-a3d2dd0f3399fc7c)
[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" "6911613e14a57df1b5922fca3af6e7bb0e3b3c8109f16c63160082fa9ea7613c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6911613e14a57df1b5922fca3af6e7bb0e3b3c8109f16c63160082fa9ea7613c", kill_on_drop: false }`
[INFO] [stdout] 6911613e14a57df1b5922fca3af6e7bb0e3b3c8109f16c63160082fa9ea7613c