[INFO] fetching crate serial_frame 0.3.0...
[INFO] testing serial_frame-0.3.0 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate serial_frame 0.3.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate serial_frame 0.3.0 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate serial_frame 0.3.0
[INFO] finished tweaking crates.io crate serial_frame 0.3.0
[INFO] tweaked toml for crates.io crate serial_frame 0.3.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate serial_frame 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e4059aa9a30dbacc099fc6f74277984cce30895e0e9a9255b54c904d9641c870
[INFO] running `Command { std: "docker" "start" "-a" "e4059aa9a30dbacc099fc6f74277984cce30895e0e9a9255b54c904d9641c870", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e4059aa9a30dbacc099fc6f74277984cce30895e0e9a9255b54c904d9641c870", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4059aa9a30dbacc099fc6f74277984cce30895e0e9a9255b54c904d9641c870", kill_on_drop: false }`
[INFO] [stdout] e4059aa9a30dbacc099fc6f74277984cce30895e0e9a9255b54c904d9641c870
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 508ee138dbb5a89b768c4668a8cec317c6db6ddf2c361fd7dd79dc315a047aae
[INFO] running `Command { std: "docker" "start" "-a" "508ee138dbb5a89b768c4668a8cec317c6db6ddf2c361fd7dd79dc315a047aae", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.7
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling syn v1.0.13
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling crossbeam-channel v0.3.9
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling serialport v3.3.0
[INFO] [stderr]    Compiling derive_more v0.99.2
[INFO] [stderr]    Compiling serial_frame v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.49s
[INFO] running `Command { std: "docker" "inspect" "508ee138dbb5a89b768c4668a8cec317c6db6ddf2c361fd7dd79dc315a047aae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "508ee138dbb5a89b768c4668a8cec317c6db6ddf2c361fd7dd79dc315a047aae", kill_on_drop: false }`
[INFO] [stdout] 508ee138dbb5a89b768c4668a8cec317c6db6ddf2c361fd7dd79dc315a047aae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4feaa273949391066454705abfdf69aa84b08a47b5a5d30f7342fca415447811
[INFO] running `Command { std: "docker" "start" "-a" "4feaa273949391066454705abfdf69aa84b08a47b5a5d30f7342fca415447811", kill_on_drop: false }`
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling colored v1.9.2
[INFO] [stderr]    Compiling chrono v0.4.10
[INFO] [stderr]    Compiling simple_logger v1.4.0
[INFO] [stderr]    Compiling serial_frame v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.99s
[INFO] running `Command { std: "docker" "inspect" "4feaa273949391066454705abfdf69aa84b08a47b5a5d30f7342fca415447811", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4feaa273949391066454705abfdf69aa84b08a47b5a5d30f7342fca415447811", kill_on_drop: false }`
[INFO] [stdout] 4feaa273949391066454705abfdf69aa84b08a47b5a5d30f7342fca415447811
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e7f89606323fce2d348c909b89889b645e66ed5690102db475eb8ef5f9d010b6
[INFO] running `Command { std: "docker" "start" "-a" "e7f89606323fce2d348c909b89889b645e66ed5690102db475eb8ef5f9d010b6", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/serial_frame-7d297ecb180e48b5)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests serial_frame
[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" "e7f89606323fce2d348c909b89889b645e66ed5690102db475eb8ef5f9d010b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7f89606323fce2d348c909b89889b645e66ed5690102db475eb8ef5f9d010b6", kill_on_drop: false }`
[INFO] [stdout] e7f89606323fce2d348c909b89889b645e66ed5690102db475eb8ef5f9d010b6