[INFO] cloning repository https://github.com/tmsc4zht/rust_oo_design_exercise
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tmsc4zht/rust_oo_design_exercise" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftmsc4zht%2Frust_oo_design_exercise", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftmsc4zht%2Frust_oo_design_exercise'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c35593ed2681cf1192617596ca2044d8c094b51a
[INFO] testing tmsc4zht/rust_oo_design_exercise against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftmsc4zht%2Frust_oo_design_exercise" "/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/tmsc4zht/rust_oo_design_exercise on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tmsc4zht/rust_oo_design_exercise
[INFO] finished tweaking git repo https://github.com/tmsc4zht/rust_oo_design_exercise
[INFO] tweaked toml for git repo https://github.com/tmsc4zht/rust_oo_design_exercise written to /workspace/builds/worker-21/source/Cargo.toml
[INFO] crate git repo https://github.com/tmsc4zht/rust_oo_design_exercise already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5b6cf2594440c161d3ed8f408e387329542ebb2fb4b04f7d40af0df936266992
[INFO] running `Command { std: "docker" "start" "-a" "5b6cf2594440c161d3ed8f408e387329542ebb2fb4b04f7d40af0df936266992", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b6cf2594440c161d3ed8f408e387329542ebb2fb4b04f7d40af0df936266992", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b6cf2594440c161d3ed8f408e387329542ebb2fb4b04f7d40af0df936266992", kill_on_drop: false }`
[INFO] [stdout] 5b6cf2594440c161d3ed8f408e387329542ebb2fb4b04f7d40af0df936266992
[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=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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2d92e3cc441201b53f553b68eb9b2ab5581745a069b5e0f7913b334e377e6982
[INFO] running `Command { std: "docker" "start" "-a" "2d92e3cc441201b53f553b68eb9b2ab5581745a069b5e0f7913b334e377e6982", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust_oo_design_exercise v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "2d92e3cc441201b53f553b68eb9b2ab5581745a069b5e0f7913b334e377e6982", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d92e3cc441201b53f553b68eb9b2ab5581745a069b5e0f7913b334e377e6982", kill_on_drop: false }`
[INFO] [stdout] 2d92e3cc441201b53f553b68eb9b2ab5581745a069b5e0f7913b334e377e6982
[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=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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5dbae89497aadac7b1489249227832ec426732da1dc813feffd79e816a80c45f
[INFO] running `Command { std: "docker" "start" "-a" "5dbae89497aadac7b1489249227832ec426732da1dc813feffd79e816a80c45f", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_oo_design_exercise v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "5dbae89497aadac7b1489249227832ec426732da1dc813feffd79e816a80c45f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5dbae89497aadac7b1489249227832ec426732da1dc813feffd79e816a80c45f", kill_on_drop: false }`
[INFO] [stdout] 5dbae89497aadac7b1489249227832ec426732da1dc813feffd79e816a80c45f
[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=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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9c86bef5abbc8ff33aeb3cf56866302245e7acbe81ef0a96e199409f3a10e219
[INFO] running `Command { std: "docker" "start" "-a" "9c86bef5abbc8ff33aeb3cf56866302245e7acbe81ef0a96e199409f3a10e219", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_oo_design_exercise-b38bb5d17ee1318a)
[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] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_oo_design_exercise-994ae1be9c595f96)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rust_oo_design_exercise
[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] [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" "9c86bef5abbc8ff33aeb3cf56866302245e7acbe81ef0a96e199409f3a10e219", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c86bef5abbc8ff33aeb3cf56866302245e7acbe81ef0a96e199409f3a10e219", kill_on_drop: false }`
[INFO] [stdout] 9c86bef5abbc8ff33aeb3cf56866302245e7acbe81ef0a96e199409f3a10e219