[INFO] cloning repository https://github.com/dkoontz/exploring-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dkoontz/exploring-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdkoontz%2Fexploring-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdkoontz%2Fexploring-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 981fe2ded45b0bfe33ddfd73820d0f481ca427f6
[INFO] testing dkoontz/exploring-rust against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdkoontz%2Fexploring-rust" "/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/dkoontz/exploring-rust on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dkoontz/exploring-rust
[INFO] finished tweaking git repo https://github.com/dkoontz/exploring-rust
[INFO] tweaked toml for git repo https://github.com/dkoontz/exploring-rust written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/dkoontz/exploring-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8fca01235bf5af8bcb2be8bc0eab4cca5432799d808d455169aa0ba21800a0ae
[INFO] running `Command { std: "docker" "start" "-a" "8fca01235bf5af8bcb2be8bc0eab4cca5432799d808d455169aa0ba21800a0ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8fca01235bf5af8bcb2be8bc0eab4cca5432799d808d455169aa0ba21800a0ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fca01235bf5af8bcb2be8bc0eab4cca5432799d808d455169aa0ba21800a0ae", kill_on_drop: false }`
[INFO] [stdout] 8fca01235bf5af8bcb2be8bc0eab4cca5432799d808d455169aa0ba21800a0ae
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5190442ecddc99f68423e2f2b923ff5f6658d55322f85b3a957b68a929494237
[INFO] running `Command { std: "docker" "start" "-a" "5190442ecddc99f68423e2f2b923ff5f6658d55322f85b3a957b68a929494237", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_payment_processor v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `Command { std: "docker" "inspect" "5190442ecddc99f68423e2f2b923ff5f6658d55322f85b3a957b68a929494237", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5190442ecddc99f68423e2f2b923ff5f6658d55322f85b3a957b68a929494237", kill_on_drop: false }`
[INFO] [stdout] 5190442ecddc99f68423e2f2b923ff5f6658d55322f85b3a957b68a929494237
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0336d6642da3ec19833aaa7abf52aca0eb01d1a5a2a46cb9b3d67000cb0523cf
[INFO] running `Command { std: "docker" "start" "-a" "0336d6642da3ec19833aaa7abf52aca0eb01d1a5a2a46cb9b3d67000cb0523cf", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_payment_processor v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "0336d6642da3ec19833aaa7abf52aca0eb01d1a5a2a46cb9b3d67000cb0523cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0336d6642da3ec19833aaa7abf52aca0eb01d1a5a2a46cb9b3d67000cb0523cf", kill_on_drop: false }`
[INFO] [stdout] 0336d6642da3ec19833aaa7abf52aca0eb01d1a5a2a46cb9b3d67000cb0523cf
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 23b53b2e0d3061baf0e0ad1b7df14c36b1463cbcbbb801e12fb3a468b35e29f3
[INFO] running `Command { std: "docker" "start" "-a" "23b53b2e0d3061baf0e0ad1b7df14c36b1463cbcbbb801e12fb3a468b35e29f3", 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_payment_processor-7815976ca16a4996)
[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" "23b53b2e0d3061baf0e0ad1b7df14c36b1463cbcbbb801e12fb3a468b35e29f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23b53b2e0d3061baf0e0ad1b7df14c36b1463cbcbbb801e12fb3a468b35e29f3", kill_on_drop: false }`
[INFO] [stdout] 23b53b2e0d3061baf0e0ad1b7df14c36b1463cbcbbb801e12fb3a468b35e29f3