Dec 18 08:28:33.427 INFO checking Awpteamoose/tile-count against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 08:28:33.427 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-4/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/Awpteamoose/tile-count:/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 08:28:33.637 INFO [stdout] 7470ad95074d26a396b3329d6b96ab291eff25f6b531b4152528d85067afe327
Dec 18 08:28:33.639 INFO running `"docker" "start" "-a" "7470ad95074d26a396b3329d6b96ab291eff25f6b531b4152528d85067afe327"`
Dec 18 08:28:34.300 INFO [stderr]    Compiling num-traits v0.2.4
Dec 18 08:28:36.548 INFO [stderr]     Checking num-integer v0.1.38
Dec 18 08:28:36.967 INFO [stderr]     Checking num-iter v0.1.37
Dec 18 08:28:37.244 INFO [stderr]     Checking png v0.12.0
Dec 18 08:28:38.256 INFO [stderr]     Checking tile-count v0.1.0 (/opt/crater/workdir)
Dec 18 08:28:38.760 INFO [stderr] warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable
Dec 18 08:28:38.760 INFO [stderr]  --> src/main.rs:3:12
Dec 18 08:28:38.760 INFO [stderr]   |
Dec 18 08:28:38.760 INFO [stderr] 3 | #![feature(iterator_step_by)]
Dec 18 08:28:38.760 INFO [stderr]   |            ^^^^^^^^^^^^^^^^
Dec 18 08:28:38.760 INFO [stderr]   |
Dec 18 08:28:38.760 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 18 08:28:38.760 INFO [stderr] 
Dec 18 08:28:38.860 INFO [stderr] warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable
Dec 18 08:28:38.860 INFO [stderr]  --> src/main.rs:3:12
Dec 18 08:28:38.860 INFO [stderr]   |
Dec 18 08:28:38.860 INFO [stderr] 3 | #![feature(iterator_step_by)]
Dec 18 08:28:38.860 INFO [stderr]   |            ^^^^^^^^^^^^^^^^
Dec 18 08:28:38.860 INFO [stderr]   |
Dec 18 08:28:38.860 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 18 08:28:38.860 INFO [stderr] 
Dec 18 08:28:38.887 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.62s
Dec 18 08:28:39.616 INFO running `"docker" "inspect" "7470ad95074d26a396b3329d6b96ab291eff25f6b531b4152528d85067afe327"`
Dec 18 08:28:39.928 INFO running `"docker" "rm" "-f" "7470ad95074d26a396b3329d6b96ab291eff25f6b531b4152528d85067afe327"`
Dec 18 08:28:40.166 INFO [stdout] 7470ad95074d26a396b3329d6b96ab291eff25f6b531b4152528d85067afe327