[INFO] cloning repository https://github.com/Arne91/serial_logger
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Arne91/serial_logger" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArne91%2Fserial_logger", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArne91%2Fserial_logger'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3837c4e71b234f5c61da7516181789da9c8be243
[INFO] testing Arne91/serial_logger against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArne91%2Fserial_logger" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Arne91/serial_logger
[INFO] finished tweaking git repo https://github.com/Arne91/serial_logger
[INFO] tweaked toml for git repo https://github.com/Arne91/serial_logger written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Arne91/serial_logger on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Arne91/serial_logger 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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d5879fee29b69ef994ba5f8fa5c4e6de1a183fe1174d36cc6b6bc7df0ef23f72
[INFO] running `Command { std: "docker" "start" "-a" "d5879fee29b69ef994ba5f8fa5c4e6de1a183fe1174d36cc6b6bc7df0ef23f72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d5879fee29b69ef994ba5f8fa5c4e6de1a183fe1174d36cc6b6bc7df0ef23f72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5879fee29b69ef994ba5f8fa5c4e6de1a183fe1174d36cc6b6bc7df0ef23f72", kill_on_drop: false }`
[INFO] [stdout] d5879fee29b69ef994ba5f8fa5c4e6de1a183fe1174d36cc6b6bc7df0ef23f72
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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=forbid -Copt-level=3" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bd5428011ef28d72fa9580b31239d6b01aa3a69777c81f0bd5a2d1ff2785aa76
[INFO] running `Command { std: "docker" "start" "-a" "bd5428011ef28d72fa9580b31239d6b01aa3a69777c81f0bd5a2d1ff2785aa76", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.140
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling iana-time-zone v0.1.53
[INFO] [stderr]    Compiling home v0.5.4
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling nix v0.24.3
[INFO] [stderr]    Compiling time v0.1.45
[INFO] [stderr]    Compiling libudev v0.3.0
[INFO] [stderr]    Compiling chrono v0.4.24
[INFO] [stderr]    Compiling serialport v4.2.0
[INFO] [stderr]    Compiling serial_logger v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [optimized + debuginfo] target(s) in 10.04s
[INFO] running `Command { std: "docker" "inspect" "bd5428011ef28d72fa9580b31239d6b01aa3a69777c81f0bd5a2d1ff2785aa76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd5428011ef28d72fa9580b31239d6b01aa3a69777c81f0bd5a2d1ff2785aa76", kill_on_drop: false }`
[INFO] [stdout] bd5428011ef28d72fa9580b31239d6b01aa3a69777c81f0bd5a2d1ff2785aa76
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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=forbid -Copt-level=3" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3b63b321944ddaf23039b8ee5fe47fa7632735518d6b35c1247f82846f6efeda
[INFO] running `Command { std: "docker" "start" "-a" "3b63b321944ddaf23039b8ee5fe47fa7632735518d6b35c1247f82846f6efeda", kill_on_drop: false }`
[INFO] [stderr]    Compiling serial_logger v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [optimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "3b63b321944ddaf23039b8ee5fe47fa7632735518d6b35c1247f82846f6efeda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b63b321944ddaf23039b8ee5fe47fa7632735518d6b35c1247f82846f6efeda", kill_on_drop: false }`
[INFO] [stdout] 3b63b321944ddaf23039b8ee5fe47fa7632735518d6b35c1247f82846f6efeda
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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=forbid -Copt-level=3" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] eacbf72dc8851d2be367e61f62aa2150db4b4395eb3f66af2e0e5643c3135e43
[INFO] running `Command { std: "docker" "start" "-a" "eacbf72dc8851d2be367e61f62aa2150db4b4395eb3f66af2e0e5643c3135e43", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [optimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/serial_logger-717420a31beac541)
[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" "eacbf72dc8851d2be367e61f62aa2150db4b4395eb3f66af2e0e5643c3135e43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eacbf72dc8851d2be367e61f62aa2150db4b4395eb3f66af2e0e5643c3135e43", kill_on_drop: false }`
[INFO] [stdout] eacbf72dc8851d2be367e61f62aa2150db4b4395eb3f66af2e0e5643c3135e43
