Dec 19 12:46:22.917 INFO checking mersinvald/htoi against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 12:46:22.917 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-2/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/mersinvald/htoi:/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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 12:46:23.320 INFO [stdout] 95a98d313cc420f12934d4bd9874ffa9e1fc3533f7905197b83d9869e24fbe97
Dec 19 12:46:23.322 INFO running `"docker" "start" "-a" "95a98d313cc420f12934d4bd9874ffa9e1fc3533f7905197b83d9869e24fbe97"`
Dec 19 12:46:24.783 INFO [stderr]    Compiling htoi v0.1.0 (/opt/crater/workdir)
Dec 19 12:46:25.937 INFO [stderr] warning: function is never used: `hex_to_u8`
Dec 19 12:46:25.937 INFO [stderr]   --> src/main.rs:26:1
Dec 19 12:46:25.937 INFO [stderr]    |
Dec 19 12:46:25.937 INFO [stderr] 26 | fn hex_to_u8(byte: u8) -> u8 {
Dec 19 12:46:25.937 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 12:46:25.937 INFO [stderr]    |
Dec 19 12:46:25.937 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 12:46:25.937 INFO [stderr] 
Dec 19 12:46:25.937 INFO [stderr] warning: foreign function is never used: `htoi_c`
Dec 19 12:46:25.937 INFO [stderr]   --> src/main.rs:73:9
Dec 19 12:46:25.937 INFO [stderr]    |
Dec 19 12:46:25.937 INFO [stderr] 73 |         pub fn htoi_c(s: *const u8) -> i64;
Dec 19 12:46:25.937 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 12:46:25.937 INFO [stderr] 
Dec 19 12:46:25.937 INFO [stderr] warning: the feature `universal_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
Dec 19 12:46:25.937 INFO [stderr]  --> src/main.rs:2:12
Dec 19 12:46:25.937 INFO [stderr]   |
Dec 19 12:46:25.937 INFO [stderr] 2 | #![feature(universal_impl_trait)]
Dec 19 12:46:25.937 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^^^^
Dec 19 12:46:25.937 INFO [stderr]   |
Dec 19 12:46:25.937 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 19 12:46:25.937 INFO [stderr] 
Dec 19 12:46:26.051 INFO [stderr] warning: the feature `universal_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
Dec 19 12:46:26.051 INFO [stderr]  --> src/main.rs:2:12
Dec 19 12:46:26.051 INFO [stderr]   |
Dec 19 12:46:26.051 INFO [stderr] 2 | #![feature(universal_impl_trait)]
Dec 19 12:46:26.051 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^^^^
Dec 19 12:46:26.051 INFO [stderr]   |
Dec 19 12:46:26.051 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 19 12:46:26.051 INFO [stderr] 
Dec 19 12:46:26.113 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.35s
Dec 19 12:46:26.593 INFO running `"docker" "inspect" "95a98d313cc420f12934d4bd9874ffa9e1fc3533f7905197b83d9869e24fbe97"`
Dec 19 12:46:26.762 INFO running `"docker" "rm" "-f" "95a98d313cc420f12934d4bd9874ffa9e1fc3533f7905197b83d9869e24fbe97"`
Dec 19 12:46:26.858 INFO [stdout] 95a98d313cc420f12934d4bd9874ffa9e1fc3533f7905197b83d9869e24fbe97