Dec 18 17:29:49.665 INFO checking cluColor-0.1.5 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 17:29:49.665 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-0/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/reg/cluColor/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=forbid" "-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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 17:29:50.244 INFO [stdout] 7e1bd1946a3a8a6cf7aa2ce3930969e2d882c8c29c58ec1f4a0143dcbf75c8a7
Dec 18 17:29:50.248 INFO running `"docker" "start" "-a" "7e1bd1946a3a8a6cf7aa2ce3930969e2d882c8c29c58ec1f4a0143dcbf75c8a7"`
Dec 18 17:29:51.304 INFO [stderr]     Checking cluColor v0.1.5 (/opt/crater/workdir)
Dec 18 17:29:53.136 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 17:29:53.136 INFO [stderr]   --> examples/use_write.rs:15:3
Dec 18 17:29:53.136 INFO [stderr]    |
Dec 18 17:29:53.136 INFO [stderr] 15 |         write_color!(&mut lock_stdio, BrightBlue, "{} {} macro write...", 12345, "str");
Dec 18 17:29:53.136 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 17:29:53.136 INFO [stderr]    |
Dec 18 17:29:53.136 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 18 17:29:53.136 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 17:29:53.136 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 18 17:29:53.136 INFO [stderr] 
Dec 18 17:29:53.136 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 17:29:53.136 INFO [stderr]   --> examples/use_write.rs:16:3
Dec 18 17:29:53.136 INFO [stderr]    |
Dec 18 17:29:53.136 INFO [stderr] 16 |         write_color!(lock_stdio, BrightBlue, "{} {} macro write...", 123465, "str");
Dec 18 17:29:53.136 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 17:29:53.136 INFO [stderr]    |
Dec 18 17:29:53.136 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 17:29:53.136 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 18 17:29:53.136 INFO [stderr] 
Dec 18 17:29:53.136 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 17:29:53.136 INFO [stderr]   --> examples/use_write.rs:31:3
Dec 18 17:29:53.136 INFO [stderr]    |
Dec 18 17:29:53.136 INFO [stderr] 31 |         writen_color!(&mut ::std::io::stdout(), BrightBlue, "{} {}", 123, "str");
Dec 18 17:29:53.136 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 17:29:53.136 INFO [stderr]    |
Dec 18 17:29:53.136 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 17:29:53.136 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 18 17:29:53.136 INFO [stderr] 
Dec 18 17:29:53.136 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 17:29:53.136 INFO [stderr]   --> examples/use_write.rs:34:3
Dec 18 17:29:53.136 INFO [stderr]    |
Dec 18 17:29:53.136 INFO [stderr] 34 |         writen_color!(::std::io::stdout(), BrightBlue, "{} {}", 12345, "str");
Dec 18 17:29:53.136 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 17:29:53.136 INFO [stderr]    |
Dec 18 17:29:53.137 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 17:29:53.137 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 18 17:29:53.137 INFO [stderr] 
Dec 18 17:29:53.368 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.10s
Dec 18 17:29:53.878 INFO running `"docker" "inspect" "7e1bd1946a3a8a6cf7aa2ce3930969e2d882c8c29c58ec1f4a0143dcbf75c8a7"`
Dec 18 17:29:54.075 INFO running `"docker" "rm" "-f" "7e1bd1946a3a8a6cf7aa2ce3930969e2d882c8c29c58ec1f4a0143dcbf75c8a7"`
Dec 18 17:29:54.260 INFO [stdout] 7e1bd1946a3a8a6cf7aa2ce3930969e2d882c8c29c58ec1f4a0143dcbf75c8a7