[INFO] cloning repository https://github.com/he501/MCP300x
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/he501/MCP300x" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhe501%2FMCP300x", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhe501%2FMCP300x'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 637bd26d49f6688bcf1b843408becbe93adea7e1
[INFO] testing he501/MCP300x against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhe501%2FMCP300x" "/workspace/builds/worker-44/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-44/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/he501/MCP300x 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/he501/MCP300x
[INFO] finished tweaking git repo https://github.com/he501/MCP300x
[INFO] tweaked toml for git repo https://github.com/he501/MCP300x written to /workspace/builds/worker-44/source/Cargo.toml
[INFO] crate git repo https://github.com/he501/MCP300x 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-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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] 2749c84f6bd4546fb95e0420b099bad48e3142d63a98de03ef8577e03412793a
[INFO] running `Command { std: "docker" "start" "-a" "2749c84f6bd4546fb95e0420b099bad48e3142d63a98de03ef8577e03412793a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2749c84f6bd4546fb95e0420b099bad48e3142d63a98de03ef8577e03412793a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2749c84f6bd4546fb95e0420b099bad48e3142d63a98de03ef8577e03412793a", kill_on_drop: false }`
[INFO] [stdout] 2749c84f6bd4546fb95e0420b099bad48e3142d63a98de03ef8577e03412793a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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] 5b90bdcf3f82a2798eda7da6d2d39b11f8b429c89ff1329511e1ff728509ea57
[INFO] running `Command { std: "docker" "start" "-a" "5b90bdcf3f82a2798eda7da6d2d39b11f8b429c89ff1329511e1ff728509ea57", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling rppal v0.12.0
[INFO] [stderr]    Compiling mcp300x v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.60s
[INFO] running `Command { std: "docker" "inspect" "5b90bdcf3f82a2798eda7da6d2d39b11f8b429c89ff1329511e1ff728509ea57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b90bdcf3f82a2798eda7da6d2d39b11f8b429c89ff1329511e1ff728509ea57", kill_on_drop: false }`
[INFO] [stdout] 5b90bdcf3f82a2798eda7da6d2d39b11f8b429c89ff1329511e1ff728509ea57
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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] 92b520d47247ca6f0c98692b7b25f5b5e4b072affdb76dafa418f116bd044148
[INFO] running `Command { std: "docker" "start" "-a" "92b520d47247ca6f0c98692b7b25f5b5e4b072affdb76dafa418f116bd044148", kill_on_drop: false }`
[INFO] [stderr]    Compiling mcp300x v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.10s
[INFO] running `Command { std: "docker" "inspect" "92b520d47247ca6f0c98692b7b25f5b5e4b072affdb76dafa418f116bd044148", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92b520d47247ca6f0c98692b7b25f5b5e4b072affdb76dafa418f116bd044148", kill_on_drop: false }`
[INFO] [stdout] 92b520d47247ca6f0c98692b7b25f5b5e4b072affdb76dafa418f116bd044148
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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] 429854d78f5fcc953b6dbd7d5d49d745885036e2449de0a6090b93411046d388
[INFO] running `Command { std: "docker" "start" "-a" "429854d78f5fcc953b6dbd7d5d49d745885036e2449de0a6090b93411046d388", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.23s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mcp300x-eea28f7174fc86e9)
[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" "429854d78f5fcc953b6dbd7d5d49d745885036e2449de0a6090b93411046d388", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "429854d78f5fcc953b6dbd7d5d49d745885036e2449de0a6090b93411046d388", kill_on_drop: false }`
[INFO] [stdout] 429854d78f5fcc953b6dbd7d5d49d745885036e2449de0a6090b93411046d388