Dec 18 10:48:07.948 INFO checking stdio_logger-0.1.1 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 10:48:07.948 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-1/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/reg/stdio_logger/0.1.1:/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 10:48:08.100 INFO [stdout] 2b996ed4c23d23429b0e3319c57c99d8ffe2f8ff12b047140abe60e1ca58a017
Dec 18 10:48:08.102 INFO running `"docker" "start" "-a" "2b996ed4c23d23429b0e3319c57c99d8ffe2f8ff12b047140abe60e1ca58a017"`
Dec 18 10:48:09.511 INFO [stderr]     Checking stdio_logger v0.1.1 (/opt/crater/workdir)
Dec 18 10:48:09.740 INFO [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
Dec 18 10:48:09.740 INFO [stderr]  --> src/lib.rs:9:5
Dec 18 10:48:09.740 INFO [stderr]   |
Dec 18 10:48:09.740 INFO [stderr] 9 | use std::ascii::AsciiExt;
Dec 18 10:48:09.740 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Dec 18 10:48:09.740 INFO [stderr]   |
Dec 18 10:48:09.740 INFO [stderr]   = note: #[warn(deprecated)] on by default
Dec 18 10:48:09.740 INFO [stderr] 
Dec 18 10:48:09.771 INFO [stderr] warning: unused import: `std::ascii::AsciiExt`
Dec 18 10:48:09.771 INFO [stderr]  --> src/lib.rs:9:5
Dec 18 10:48:09.772 INFO [stderr]   |
Dec 18 10:48:09.772 INFO [stderr] 9 | use std::ascii::AsciiExt;
Dec 18 10:48:09.772 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Dec 18 10:48:09.772 INFO [stderr]   |
Dec 18 10:48:09.772 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 10:48:09.772 INFO [stderr] 
Dec 18 10:48:09.804 INFO [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
Dec 18 10:48:09.804 INFO [stderr]  --> src/lib.rs:9:5
Dec 18 10:48:09.804 INFO [stderr]   |
Dec 18 10:48:09.804 INFO [stderr] 9 | use std::ascii::AsciiExt;
Dec 18 10:48:09.804 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Dec 18 10:48:09.804 INFO [stderr]   |
Dec 18 10:48:09.804 INFO [stderr]   = note: #[warn(deprecated)] on by default
Dec 18 10:48:09.804 INFO [stderr] 
Dec 18 10:48:09.848 INFO [stderr] warning: unused import: `std::ascii::AsciiExt`
Dec 18 10:48:09.848 INFO [stderr]  --> src/lib.rs:9:5
Dec 18 10:48:09.848 INFO [stderr]   |
Dec 18 10:48:09.848 INFO [stderr] 9 | use std::ascii::AsciiExt;
Dec 18 10:48:09.848 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Dec 18 10:48:09.848 INFO [stderr]   |
Dec 18 10:48:09.848 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 10:48:09.848 INFO [stderr] 
Dec 18 10:48:09.848 INFO [stderr] warning: unused import: `Log`
Dec 18 10:48:09.848 INFO [stderr]   --> src/lib.rs:99:15
Dec 18 10:48:09.848 INFO [stderr]    |
Dec 18 10:48:09.848 INFO [stderr] 99 |     use log::{Log, LogLevel};
Dec 18 10:48:09.848 INFO [stderr]    |               ^^^
Dec 18 10:48:09.848 INFO [stderr] 
Dec 18 10:48:09.924 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.46s
Dec 18 10:48:10.816 INFO running `"docker" "inspect" "2b996ed4c23d23429b0e3319c57c99d8ffe2f8ff12b047140abe60e1ca58a017"`
Dec 18 10:48:11.294 INFO running `"docker" "rm" "-f" "2b996ed4c23d23429b0e3319c57c99d8ffe2f8ff12b047140abe60e1ca58a017"`
Dec 18 10:48:11.529 INFO [stdout] 2b996ed4c23d23429b0e3319c57c99d8ffe2f8ff12b047140abe60e1ca58a017