[INFO] cloning repository https://github.com/chupe/rust-simple_programming_problems
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/chupe/rust-simple_programming_problems" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchupe%2Frust-simple_programming_problems", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchupe%2Frust-simple_programming_problems'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fc94de93565f1ee535ad0a8e79d336dfa0c54723
[INFO] testing chupe/rust-simple_programming_problems against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchupe%2Frust-simple_programming_problems" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/chupe/rust-simple_programming_problems on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/chupe/rust-simple_programming_problems
[INFO] finished tweaking git repo https://github.com/chupe/rust-simple_programming_problems
[INFO] tweaked toml for git repo https://github.com/chupe/rust-simple_programming_problems written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/chupe/rust-simple_programming_problems already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d57fe559649078a1115ca9162bff8793648fd7427f930ac05beb2ea541bf4a47
[INFO] running `Command { std: "docker" "start" "-a" "d57fe559649078a1115ca9162bff8793648fd7427f930ac05beb2ea541bf4a47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d57fe559649078a1115ca9162bff8793648fd7427f930ac05beb2ea541bf4a47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d57fe559649078a1115ca9162bff8793648fd7427f930ac05beb2ea541bf4a47", kill_on_drop: false }`
[INFO] [stdout] d57fe559649078a1115ca9162bff8793648fd7427f930ac05beb2ea541bf4a47
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d5cbb95d5848ad7fdae60639e845f2f46e72544a8aafca2701824c79079e37a5
[INFO] running `Command { std: "docker" "start" "-a" "d5cbb95d5848ad7fdae60639e845f2f46e72544a8aafca2701824c79079e37a5", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple_programming_problems v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `Command { std: "docker" "inspect" "d5cbb95d5848ad7fdae60639e845f2f46e72544a8aafca2701824c79079e37a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5cbb95d5848ad7fdae60639e845f2f46e72544a8aafca2701824c79079e37a5", kill_on_drop: false }`
[INFO] [stdout] d5cbb95d5848ad7fdae60639e845f2f46e72544a8aafca2701824c79079e37a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ab08dc8d51e3436fd76761386c03aecd230bf593de5ccb3312b897be6b680063
[INFO] running `Command { std: "docker" "start" "-a" "ab08dc8d51e3436fd76761386c03aecd230bf593de5ccb3312b897be6b680063", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple_programming_problems v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "ab08dc8d51e3436fd76761386c03aecd230bf593de5ccb3312b897be6b680063", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab08dc8d51e3436fd76761386c03aecd230bf593de5ccb3312b897be6b680063", kill_on_drop: false }`
[INFO] [stdout] ab08dc8d51e3436fd76761386c03aecd230bf593de5ccb3312b897be6b680063
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] aa22adc9715775237849502454221f5334eb6de7d4f2006be1a39d5c824d3f1f
[INFO] running `Command { std: "docker" "start" "-a" "aa22adc9715775237849502454221f5334eb6de7d4f2006be1a39d5c824d3f1f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.60s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/simple_programming_problems-32d5852538266e04)
[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" "aa22adc9715775237849502454221f5334eb6de7d4f2006be1a39d5c824d3f1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa22adc9715775237849502454221f5334eb6de7d4f2006be1a39d5c824d3f1f", kill_on_drop: false }`
[INFO] [stdout] aa22adc9715775237849502454221f5334eb6de7d4f2006be1a39d5c824d3f1f