[INFO] fetching crate serial_logger 0.1.0...
[INFO] testing serial_logger-0.1.0 against master#caccb4d0368bd918ef6668af8e13834d07040417 for pr-146098-1
[INFO] extracting crate serial_logger 0.1.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate serial_logger 0.1.0
[INFO] finished tweaking crates.io crate serial_logger 0.1.0
[INFO] tweaked toml for crates.io crate serial_logger 0.1.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate serial_logger 0.1.0 on toolchain caccb4d0368bd918ef6668af8e13834d07040417
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate serial_logger 0.1.0 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" "+caccb4d0368bd918ef6668af8e13834d07040417" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serialport v4.2.0
[INFO] [stderr]   Downloaded cxxbridge-flags v1.0.90
[INFO] [stderr]   Downloaded cxx v1.0.90
[INFO] [stderr]   Downloaded cxxbridge-macro v1.0.90
[INFO] [stderr]   Downloaded libudev v0.3.0
[INFO] [stderr]   Downloaded home v0.5.4
[INFO] [stderr]   Downloaded libudev-sys v0.1.4
[INFO] [stderr]   Downloaded cxx-build v1.0.90
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6a802495fb3411ffbf42c2a3aab0dd0b6b247245eac9577f85afd448930fa810
[INFO] running `Command { std: "docker" "start" "-a" "6a802495fb3411ffbf42c2a3aab0dd0b6b247245eac9577f85afd448930fa810", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6a802495fb3411ffbf42c2a3aab0dd0b6b247245eac9577f85afd448930fa810", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a802495fb3411ffbf42c2a3aab0dd0b6b247245eac9577f85afd448930fa810", kill_on_drop: false }`
[INFO] [stdout] 6a802495fb3411ffbf42c2a3aab0dd0b6b247245eac9577f85afd448930fa810
[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=forbid" "-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" "+caccb4d0368bd918ef6668af8e13834d07040417" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 039e8d9ce6961c8c15f6bd75228243ca7ad42e9776b8b9eb29585077e8b28480
[INFO] running `Command { std: "docker" "start" "-a" "039e8d9ce6961c8c15f6bd75228243ca7ad42e9776b8b9eb29585077e8b28480", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling iana-time-zone v0.1.53
[INFO] [stderr]    Compiling home v0.5.4
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]    Compiling time v0.1.45
[INFO] [stderr]    Compiling nix v0.24.3
[INFO] [stderr]    Compiling libudev v0.3.0
[INFO] [stderr]    Compiling chrono v0.4.23
[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 6.33s
[INFO] running `Command { std: "docker" "inspect" "039e8d9ce6961c8c15f6bd75228243ca7ad42e9776b8b9eb29585077e8b28480", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "039e8d9ce6961c8c15f6bd75228243ca7ad42e9776b8b9eb29585077e8b28480", kill_on_drop: false }`
[INFO] [stdout] 039e8d9ce6961c8c15f6bd75228243ca7ad42e9776b8b9eb29585077e8b28480
[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=forbid" "-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" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4d7f7ba89e02b8a7faadca130245999a36216ddebb20a1b23dbdb8af33f59c68
[INFO] running `Command { std: "docker" "start" "-a" "4d7f7ba89e02b8a7faadca130245999a36216ddebb20a1b23dbdb8af33f59c68", 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 0.30s
[INFO] running `Command { std: "docker" "inspect" "4d7f7ba89e02b8a7faadca130245999a36216ddebb20a1b23dbdb8af33f59c68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d7f7ba89e02b8a7faadca130245999a36216ddebb20a1b23dbdb8af33f59c68", kill_on_drop: false }`
[INFO] [stdout] 4d7f7ba89e02b8a7faadca130245999a36216ddebb20a1b23dbdb8af33f59c68
[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=forbid" "-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" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5aa9303127add71c9f3868d9b5726d8fb1a98bb2348ec098bb02b401ef8f8b43
[INFO] running `Command { std: "docker" "start" "-a" "5aa9303127add71c9f3868d9b5726d8fb1a98bb2348ec098bb02b401ef8f8b43", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [optimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/serial_logger-74ecf84204325c54)
[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" "5aa9303127add71c9f3868d9b5726d8fb1a98bb2348ec098bb02b401ef8f8b43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5aa9303127add71c9f3868d9b5726d8fb1a98bb2348ec098bb02b401ef8f8b43", kill_on_drop: false }`
[INFO] [stdout] 5aa9303127add71c9f3868d9b5726d8fb1a98bb2348ec098bb02b401ef8f8b43