Dec 04 12:24:14.364 INFO checking pierrechevalier83/fw against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 12:24:14.364 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-4/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 04 12:24:14.871 INFO [stdout] 67d4e76a3b8d0d130b36e787ea5674a6ed9a76f034f1f0463e7458e201f68a2d
Dec 04 12:24:14.874 INFO running `"docker" "start" "-a" "67d4e76a3b8d0d130b36e787ea5674a6ed9a76f034f1f0463e7458e201f68a2d"`
Dec 04 12:24:16.470 INFO [stderr] usermod: no changes
Dec 04 12:24:16.536 INFO [stderr]     Checking fw v0.1.0 (/source)
Dec 04 12:24:16.810 INFO [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
Dec 04 12:24:16.811 INFO [stderr]  --> src/main.rs:2:9
Dec 04 12:24:16.811 INFO [stderr]   |
Dec 04 12:24:16.811 INFO [stderr] 2 |     use std::ascii::AsciiExt;
Dec 04 12:24:16.811 INFO [stderr]   |         ^^^^^^^^^^^^^^^^^^^^
Dec 04 12:24:16.811 INFO [stderr]   |
Dec 04 12:24:16.811 INFO [stderr]   = note: #[warn(deprecated)] on by default
Dec 04 12:24:16.811 INFO [stderr] 
Dec 04 12:24:16.839 INFO [stderr] warning: unused import: `std::ascii::AsciiExt`
Dec 04 12:24:16.839 INFO [stderr]  --> src/main.rs:2:9
Dec 04 12:24:16.839 INFO [stderr]   |
Dec 04 12:24:16.839 INFO [stderr] 2 |     use std::ascii::AsciiExt;
Dec 04 12:24:16.839 INFO [stderr]   |         ^^^^^^^^^^^^^^^^^^^^
Dec 04 12:24:16.839 INFO [stderr]   |
Dec 04 12:24:16.839 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 12:24:16.839 INFO [stderr] 
Dec 04 12:24:16.840 INFO [stderr] warning: unused return value of `std::iter::Iterator::collect` that must be used
Dec 04 12:24:16.840 INFO [stderr]   --> src/main.rs:13:9
Dec 04 12:24:16.840 INFO [stderr]    |
Dec 04 12:24:16.840 INFO [stderr] 13 |         stdin.lock().lines().map(&flatten_line).map(&pretty_print).collect::<Vec<_>>();
Dec 04 12:24:16.840 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 12:24:16.840 INFO [stderr]    |
Dec 04 12:24:16.840 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 04 12:24:16.840 INFO [stderr]    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Dec 04 12:24:16.840 INFO [stderr] 
Dec 04 12:24:16.921 INFO [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
Dec 04 12:24:16.921 INFO [stderr]  --> src/main.rs:2:9
Dec 04 12:24:16.921 INFO [stderr]   |
Dec 04 12:24:16.921 INFO [stderr] 2 |     use std::ascii::AsciiExt;
Dec 04 12:24:16.921 INFO [stderr]   |         ^^^^^^^^^^^^^^^^^^^^
Dec 04 12:24:16.921 INFO [stderr]   |
Dec 04 12:24:16.921 INFO [stderr]   = note: #[warn(deprecated)] on by default
Dec 04 12:24:16.921 INFO [stderr] 
Dec 04 12:24:16.954 INFO [stderr] warning: unused import: `std::ascii::AsciiExt`
Dec 04 12:24:16.955 INFO [stderr]  --> src/main.rs:2:9
Dec 04 12:24:16.955 INFO [stderr]   |
Dec 04 12:24:16.955 INFO [stderr] 2 |     use std::ascii::AsciiExt;
Dec 04 12:24:16.955 INFO [stderr]   |         ^^^^^^^^^^^^^^^^^^^^
Dec 04 12:24:16.955 INFO [stderr]   |
Dec 04 12:24:16.955 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 12:24:16.955 INFO [stderr] 
Dec 04 12:24:16.968 INFO [stderr] warning: unused return value of `std::iter::Iterator::collect` that must be used
Dec 04 12:24:16.968 INFO [stderr]   --> src/main.rs:13:9
Dec 04 12:24:16.968 INFO [stderr]    |
Dec 04 12:24:16.968 INFO [stderr] 13 |         stdin.lock().lines().map(&flatten_line).map(&pretty_print).collect::<Vec<_>>();
Dec 04 12:24:16.968 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 12:24:16.969 INFO [stderr]    |
Dec 04 12:24:16.969 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 04 12:24:16.969 INFO [stderr]    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Dec 04 12:24:16.969 INFO [stderr] 
Dec 04 12:24:17.019 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.49s
Dec 04 12:24:17.019 INFO [stderr] su: No module specific data is present
Dec 04 12:24:17.727 INFO running `"docker" "inspect" "67d4e76a3b8d0d130b36e787ea5674a6ed9a76f034f1f0463e7458e201f68a2d"`
Dec 04 12:24:18.005 INFO running `"docker" "rm" "-f" "67d4e76a3b8d0d130b36e787ea5674a6ed9a76f034f1f0463e7458e201f68a2d"`
Dec 04 12:24:18.167 INFO [stdout] 67d4e76a3b8d0d130b36e787ea5674a6ed9a76f034f1f0463e7458e201f68a2d