[INFO] crate serial-unit-testing 0.1.5 is already in cache
[INFO] extracting crate serial-unit-testing 0.1.5 into work/ex/beta-1.37-6/sources/1.36.0/reg/serial-unit-testing/0.1.5
[INFO] extracting crate serial-unit-testing 0.1.5 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/serial-unit-testing/0.1.5
[INFO] validating manifest of serial-unit-testing-0.1.5 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of serial-unit-testing-0.1.5 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing serial-unit-testing-0.1.5
[INFO] finished frobbing serial-unit-testing-0.1.5
[INFO] frobbed toml for serial-unit-testing-0.1.5 written to work/ex/beta-1.37-6/sources/1.36.0/reg/serial-unit-testing/0.1.5/Cargo.toml
[INFO] started frobbing serial-unit-testing-0.1.5
[INFO] finished frobbing serial-unit-testing-0.1.5
[INFO] frobbed toml for serial-unit-testing-0.1.5 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/serial-unit-testing/0.1.5/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing serial-unit-testing-0.1.5 against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/serial-unit-testing/0.1.5:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 6d51d3f3d3c7cb91e6fd6813e1620ae403f6e0be39afc92ceae44a80697e4416
[INFO] running `"docker" "start" "-a" "6d51d3f3d3c7cb91e6fd6813e1620ae403f6e0be39afc92ceae44a80697e4416"`
[INFO] [stderr]    Compiling winapi v0.3.7
[INFO] [stderr]    Compiling serialport v3.3.0
[INFO] [stderr]    Compiling winconsole v0.10.0
[INFO] [stderr]    Compiling colored v1.8.0
[INFO] [stderr]    Compiling serial-unit-testing v0.1.5 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/serial/mod.rs:39:15
[INFO] [stderr]    |
[INFO] [stderr] 39 |     port: Box<serialport::SerialPort>,
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn serialport::SerialPort`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.36s
[INFO] running `"docker" "inspect" "6d51d3f3d3c7cb91e6fd6813e1620ae403f6e0be39afc92ceae44a80697e4416"`
[INFO] running `"docker" "rm" "-f" "6d51d3f3d3c7cb91e6fd6813e1620ae403f6e0be39afc92ceae44a80697e4416"`
[INFO] [stdout] 6d51d3f3d3c7cb91e6fd6813e1620ae403f6e0be39afc92ceae44a80697e4416
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/serial-unit-testing/0.1.5:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 167495e2aa74ea07d13a6c0588ec439e09837ccdc6c5cae11049bc397ea50d13
[INFO] running `"docker" "start" "-a" "167495e2aa74ea07d13a6c0588ec439e09837ccdc6c5cae11049bc397ea50d13"`
[INFO] [stderr]    Compiling serial-unit-testing v0.1.5 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/serial/mod.rs:39:15
[INFO] [stderr]    |
[INFO] [stderr] 39 |     port: Box<serialport::SerialPort>,
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn serialport::SerialPort`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.33s
[INFO] running `"docker" "inspect" "167495e2aa74ea07d13a6c0588ec439e09837ccdc6c5cae11049bc397ea50d13"`
[INFO] running `"docker" "rm" "-f" "167495e2aa74ea07d13a6c0588ec439e09837ccdc6c5cae11049bc397ea50d13"`
[INFO] [stdout] 167495e2aa74ea07d13a6c0588ec439e09837ccdc6c5cae11049bc397ea50d13
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/serial-unit-testing/0.1.5:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 678a198f89e26377b8af8823748e33c485d245494c04ef1c761afdd46df86179
[INFO] running `"docker" "start" "-a" "678a198f89e26377b8af8823748e33c485d245494c04ef1c761afdd46df86179"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/serial_unit_testing-aa12b47149b318ae
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test library_tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/sut-09ea27ebc7f082eb
[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
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests serial_unit_testing
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "678a198f89e26377b8af8823748e33c485d245494c04ef1c761afdd46df86179"`
[INFO] running `"docker" "rm" "-f" "678a198f89e26377b8af8823748e33c485d245494c04ef1c761afdd46df86179"`
[INFO] [stdout] 678a198f89e26377b8af8823748e33c485d245494c04ef1c761afdd46df86179