Dec 19 10:58:08.621 INFO checking pierrechevalier83/fw against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 10:58:08.621 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-3/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/pierrechevalier83/fw:/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" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 10:58:09.074 INFO [stdout] be8487fa74eed87db8b7ede0ae8ac26620f5a5aafba82bf25d94d8f8731f1d83
Dec 19 10:58:09.074 INFO running `"docker" "start" "-a" "be8487fa74eed87db8b7ede0ae8ac26620f5a5aafba82bf25d94d8f8731f1d83"`
Dec 19 10:58:10.299 INFO [stderr]     Checking fw v0.1.0 (/opt/crater/workdir)
Dec 19 10:58:10.404 INFO [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
Dec 19 10:58:10.404 INFO [stderr]  --> src/main.rs:2:9
Dec 19 10:58:10.404 INFO [stderr]   |
Dec 19 10:58:10.404 INFO [stderr] 2 |     use std::ascii::AsciiExt;
Dec 19 10:58:10.404 INFO [stderr]   |         ^^^^^^^^^^^^^^^^^^^^
Dec 19 10:58:10.404 INFO [stderr]   |
Dec 19 10:58:10.404 INFO [stderr]   = note: #[warn(deprecated)] on by default
Dec 19 10:58:10.404 INFO [stderr] 
Dec 19 10:58:10.424 INFO [stderr] warning: unused import: `std::ascii::AsciiExt`
Dec 19 10:58:10.424 INFO [stderr]  --> src/main.rs:2:9
Dec 19 10:58:10.424 INFO [stderr]   |
Dec 19 10:58:10.424 INFO [stderr] 2 |     use std::ascii::AsciiExt;
Dec 19 10:58:10.424 INFO [stderr]   |         ^^^^^^^^^^^^^^^^^^^^
Dec 19 10:58:10.424 INFO [stderr]   |
Dec 19 10:58:10.424 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 10:58:10.424 INFO [stderr] 
Dec 19 10:58:10.433 INFO [stderr] warning: unused return value of `std::iter::Iterator::collect` that must be used
Dec 19 10:58:10.433 INFO [stderr]   --> src/main.rs:13:9
Dec 19 10:58:10.433 INFO [stderr]    |
Dec 19 10:58:10.433 INFO [stderr] 13 |         stdin.lock().lines().map(&flatten_line).map(&pretty_print).collect::<Vec<_>>();
Dec 19 10:58:10.433 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 10:58:10.433 INFO [stderr]    |
Dec 19 10:58:10.433 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 19 10:58:10.433 INFO [stderr]    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Dec 19 10:58:10.433 INFO [stderr] 
Dec 19 10:58:10.435 INFO [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
Dec 19 10:58:10.435 INFO [stderr]  --> src/main.rs:2:9
Dec 19 10:58:10.435 INFO [stderr]   |
Dec 19 10:58:10.435 INFO [stderr] 2 |     use std::ascii::AsciiExt;
Dec 19 10:58:10.435 INFO [stderr]   |         ^^^^^^^^^^^^^^^^^^^^
Dec 19 10:58:10.435 INFO [stderr]   |
Dec 19 10:58:10.435 INFO [stderr]   = note: #[warn(deprecated)] on by default
Dec 19 10:58:10.435 INFO [stderr] 
Dec 19 10:58:10.472 INFO [stderr] warning: unused import: `std::ascii::AsciiExt`
Dec 19 10:58:10.472 INFO [stderr]  --> src/main.rs:2:9
Dec 19 10:58:10.472 INFO [stderr]   |
Dec 19 10:58:10.472 INFO [stderr] 2 |     use std::ascii::AsciiExt;
Dec 19 10:58:10.472 INFO [stderr]   |         ^^^^^^^^^^^^^^^^^^^^
Dec 19 10:58:10.472 INFO [stderr]   |
Dec 19 10:58:10.472 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 10:58:10.472 INFO [stderr] 
Dec 19 10:58:10.480 INFO [stderr] warning: unused return value of `std::iter::Iterator::collect` that must be used
Dec 19 10:58:10.480 INFO [stderr]   --> src/main.rs:13:9
Dec 19 10:58:10.480 INFO [stderr]    |
Dec 19 10:58:10.480 INFO [stderr] 13 |         stdin.lock().lines().map(&flatten_line).map(&pretty_print).collect::<Vec<_>>();
Dec 19 10:58:10.480 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 10:58:10.480 INFO [stderr]    |
Dec 19 10:58:10.480 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 19 10:58:10.480 INFO [stderr]    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Dec 19 10:58:10.480 INFO [stderr] 
Dec 19 10:58:10.516 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.22s
Dec 19 10:58:11.583 INFO running `"docker" "inspect" "be8487fa74eed87db8b7ede0ae8ac26620f5a5aafba82bf25d94d8f8731f1d83"`
Dec 19 10:58:11.886 INFO running `"docker" "rm" "-f" "be8487fa74eed87db8b7ede0ae8ac26620f5a5aafba82bf25d94d8f8731f1d83"`
Dec 19 10:58:12.124 INFO [stdout] be8487fa74eed87db8b7ede0ae8ac26620f5a5aafba82bf25d94d8f8731f1d83