[INFO] cloning repository https://github.com/dev-xero/rust-exercises-02
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dev-xero/rust-exercises-02" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdev-xero%2Frust-exercises-02", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdev-xero%2Frust-exercises-02'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 12ef81453ac87b0b8361e1a3d4b4315ab93e0761
[INFO] testing dev-xero/rust-exercises-02/12ef81453ac87b0b8361e1a3d4b4315ab93e0761 against 1.94.0 for beta-1.95-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdev-xero%2Frust-exercises-02" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/dev-xero/rust-exercises-02
[INFO] finished tweaking git repo https://github.com/dev-xero/rust-exercises-02
[INFO] tweaked toml for git repo https://github.com/dev-xero/rust-exercises-02 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/dev-xero/rust-exercises-02 on toolchain 1.94.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.94.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/dev-xero/rust-exercises-02 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.94.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b48e959ddcc913cf83b6ff5fdc5cb2240d25255456d00d5efa51edf58ebc343a
[INFO] running `Command { std: "docker" "start" "-a" "b48e959ddcc913cf83b6ff5fdc5cb2240d25255456d00d5efa51edf58ebc343a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b48e959ddcc913cf83b6ff5fdc5cb2240d25255456d00d5efa51edf58ebc343a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b48e959ddcc913cf83b6ff5fdc5cb2240d25255456d00d5efa51edf58ebc343a", kill_on_drop: false }`
[INFO] [stdout] b48e959ddcc913cf83b6ff5fdc5cb2240d25255456d00d5efa51edf58ebc343a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6c8f49033c7bf9e7fb76cd1710605aabbb4a276196c9c19943cb21410042f8c9
[INFO] running `Command { std: "docker" "start" "-a" "6c8f49033c7bf9e7fb76cd1710605aabbb4a276196c9c19943cb21410042f8c9", kill_on_drop: false }`
[INFO] [stderr]    Compiling ex_02 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "6c8f49033c7bf9e7fb76cd1710605aabbb4a276196c9c19943cb21410042f8c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c8f49033c7bf9e7fb76cd1710605aabbb4a276196c9c19943cb21410042f8c9", kill_on_drop: false }`
[INFO] [stdout] 6c8f49033c7bf9e7fb76cd1710605aabbb4a276196c9c19943cb21410042f8c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 750893cc136cb26a73c1afdf50592659fa7444520583ff49def45aa31a331c78
[INFO] running `Command { std: "docker" "start" "-a" "750893cc136cb26a73c1afdf50592659fa7444520583ff49def45aa31a331c78", kill_on_drop: false }`
[INFO] [stderr]    Compiling ex_02 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "750893cc136cb26a73c1afdf50592659fa7444520583ff49def45aa31a331c78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "750893cc136cb26a73c1afdf50592659fa7444520583ff49def45aa31a331c78", kill_on_drop: false }`
[INFO] [stdout] 750893cc136cb26a73c1afdf50592659fa7444520583ff49def45aa31a331c78
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1924f5cf9f1dab2ceed7e81e67d3889195f49f70f0392166571c65e5439f22e3
[INFO] running `Command { std: "docker" "start" "-a" "1924f5cf9f1dab2ceed7e81e67d3889195f49f70f0392166571c65e5439f22e3", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/ex_02-ca1e7bc2fc9592a6)
[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" "1924f5cf9f1dab2ceed7e81e67d3889195f49f70f0392166571c65e5439f22e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1924f5cf9f1dab2ceed7e81e67d3889195f49f70f0392166571c65e5439f22e3", kill_on_drop: false }`
[INFO] [stdout] 1924f5cf9f1dab2ceed7e81e67d3889195f49f70f0392166571c65e5439f22e3