Dec 17 22:45:01.140 INFO checking j16r/virtual68 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 22:45:01.140 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-6/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/j16r/virtual68:/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 17 22:45:01.446 INFO [stdout] 80058bebcc4b593e2876ef29031e01981d2efe00b1a7ca3d0a0a7107e8bd1a2c
Dec 17 22:45:01.450 INFO running `"docker" "start" "-a" "80058bebcc4b593e2876ef29031e01981d2efe00b1a7ca3d0a0a7107e8bd1a2c"`
Dec 17 22:45:02.122 INFO [stderr]     Checking combine v1.3.0
Dec 17 22:45:02.122 INFO [stderr]     Checking num-bigint v0.1.44
Dec 17 22:45:02.122 INFO [stderr]     Checking enum_primitive v0.1.1
Dec 17 22:45:04.377 INFO [stderr]     Checking num-rational v0.1.42
Dec 17 22:45:05.148 INFO [stderr]     Checking num v0.1.42
Dec 17 22:45:05.356 INFO [stderr]     Checking virtual68 v0.1.0 (/opt/crater/workdir)
Dec 17 22:45:07.180 INFO [stderr] warning: variable does not need to be mutable
Dec 17 22:45:07.180 INFO [stderr]    --> src/linker.rs:158:13
Dec 17 22:45:07.180 INFO [stderr]     |
Dec 17 22:45:07.180 INFO [stderr] 158 |         let mut program = Program::new();
Dec 17 22:45:07.180 INFO [stderr]     |             ----^^^^^^^
Dec 17 22:45:07.180 INFO [stderr]     |             |
Dec 17 22:45:07.180 INFO [stderr]     |             help: remove this `mut`
Dec 17 22:45:07.180 INFO [stderr]     |
Dec 17 22:45:07.180 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 17 22:45:07.180 INFO [stderr] 
Dec 17 22:45:07.660 INFO [stderr] warning: function is never used: `is_decimal`
Dec 17 22:45:07.660 INFO [stderr]  --> src/grammar.rs:8:1
Dec 17 22:45:07.660 INFO [stderr]   |
Dec 17 22:45:07.660 INFO [stderr] 8 | fn is_decimal(input: &str) -> bool {
Dec 17 22:45:07.660 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 22:45:07.660 INFO [stderr]   |
Dec 17 22:45:07.660 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 17 22:45:07.660 INFO [stderr] 
Dec 17 22:45:07.664 INFO [stderr] warning: function is never used: `is_decimal`
Dec 17 22:45:07.664 INFO [stderr]  --> src/grammar.rs:8:1
Dec 17 22:45:07.664 INFO [stderr]   |
Dec 17 22:45:07.664 INFO [stderr] 8 | fn is_decimal(input: &str) -> bool {
Dec 17 22:45:07.664 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 22:45:07.664 INFO [stderr]   |
Dec 17 22:45:07.664 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 17 22:45:07.664 INFO [stderr] 
Dec 17 22:45:07.784 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.72s
Dec 17 22:45:08.711 INFO running `"docker" "inspect" "80058bebcc4b593e2876ef29031e01981d2efe00b1a7ca3d0a0a7107e8bd1a2c"`
Dec 17 22:45:09.070 INFO running `"docker" "rm" "-f" "80058bebcc4b593e2876ef29031e01981d2efe00b1a7ca3d0a0a7107e8bd1a2c"`
Dec 17 22:45:09.465 INFO [stdout] 80058bebcc4b593e2876ef29031e01981d2efe00b1a7ca3d0a0a7107e8bd1a2c