Dec 17 14:46:57.360 INFO checking statechart/thot against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 14:46:57.360 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-2/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/statechart/thot:/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 14:46:57.827 INFO [stdout] 884649b9e2ea79845142a6a9cf14545919da3da4e769fcf5f5165a75a55715ef
Dec 17 14:46:57.829 INFO running `"docker" "start" "-a" "884649b9e2ea79845142a6a9cf14545919da3da4e769fcf5f5165a75a55715ef"`
Dec 17 14:46:59.441 INFO [stderr]     Checking thot_core v0.1.0 (/opt/crater/workdir/packages/thot_core)
Dec 17 14:47:03.828 INFO [stderr] warning: unused variable: `guard`
Dec 17 14:47:03.828 INFO [stderr]    --> packages/thot_core/src/ast/core/to_microstep.rs:199:44
Dec 17 14:47:03.828 INFO [stderr]     |
Dec 17 14:47:03.828 INFO [stderr] 199 | fn gen_invocations(states: &[core::State], guard: &Option<Expression>) -> Vec<Statement> {
Dec 17 14:47:03.828 INFO [stderr]     |                                            ^^^^^ help: consider using `_guard` instead
Dec 17 14:47:03.828 INFO [stderr]     |
Dec 17 14:47:03.828 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 17 14:47:03.828 INFO [stderr] 
Dec 17 14:47:04.236 INFO [stderr] warning: variable does not need to be mutable
Dec 17 14:47:04.236 INFO [stderr]    --> packages/thot_core/src/ast/core/to_microstep.rs:200:9
Dec 17 14:47:04.236 INFO [stderr]     |
Dec 17 14:47:04.236 INFO [stderr] 200 |     let mut statements = vec![];
Dec 17 14:47:04.236 INFO [stderr]     |         ----^^^^^^^^^^
Dec 17 14:47:04.237 INFO [stderr]     |         |
Dec 17 14:47:04.237 INFO [stderr]     |         help: remove this `mut`
Dec 17 14:47:04.237 INFO [stderr]     |
Dec 17 14:47:04.237 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 17 14:47:04.237 INFO [stderr] 
Dec 17 14:47:04.888 INFO [stderr]     Checking thot v0.1.0 (/opt/crater/workdir)
Dec 17 14:47:05.195 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.84s
Dec 17 14:47:05.887 INFO running `"docker" "inspect" "884649b9e2ea79845142a6a9cf14545919da3da4e769fcf5f5165a75a55715ef"`
Dec 17 14:47:06.171 INFO running `"docker" "rm" "-f" "884649b9e2ea79845142a6a9cf14545919da3da4e769fcf5f5165a75a55715ef"`
Dec 17 14:47:06.416 INFO [stdout] 884649b9e2ea79845142a6a9cf14545919da3da4e769fcf5f5165a75a55715ef