Dec 19 08:12:44.525 INFO checking statechart/thot against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 08:12:44.525 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-5/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 08:12:45.000 INFO [stdout] cbec5dfb7dc2eccde2c5a4cd75839f8c12500cf76e670bad1bb8d1bd6be15af9
Dec 19 08:12:45.008 INFO running `"docker" "start" "-a" "cbec5dfb7dc2eccde2c5a4cd75839f8c12500cf76e670bad1bb8d1bd6be15af9"`
Dec 19 08:12:47.180 INFO [stderr]     Checking thot_core v0.1.0 (/opt/crater/workdir/packages/thot_core)
Dec 19 08:12:51.712 INFO [stderr] warning: unused variable: `guard`
Dec 19 08:12:51.712 INFO [stderr]    --> packages/thot_core/src/ast/core/to_microstep.rs:199:44
Dec 19 08:12:51.712 INFO [stderr]     |
Dec 19 08:12:51.712 INFO [stderr] 199 | fn gen_invocations(states: &[core::State], guard: &Option<Expression>) -> Vec<Statement> {
Dec 19 08:12:51.712 INFO [stderr]     |                                            ^^^^^ help: consider using `_guard` instead
Dec 19 08:12:51.712 INFO [stderr]     |
Dec 19 08:12:51.712 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 19 08:12:51.712 INFO [stderr] 
Dec 19 08:12:52.050 INFO [stderr] warning: variable does not need to be mutable
Dec 19 08:12:52.050 INFO [stderr]    --> packages/thot_core/src/ast/core/to_microstep.rs:200:9
Dec 19 08:12:52.050 INFO [stderr]     |
Dec 19 08:12:52.050 INFO [stderr] 200 |     let mut statements = vec![];
Dec 19 08:12:52.050 INFO [stderr]     |         ----^^^^^^^^^^
Dec 19 08:12:52.050 INFO [stderr]     |         |
Dec 19 08:12:52.050 INFO [stderr]     |         help: remove this `mut`
Dec 19 08:12:52.050 INFO [stderr]     |
Dec 19 08:12:52.051 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 19 08:12:52.051 INFO [stderr] 
Dec 19 08:12:52.653 INFO [stderr]     Checking thot v0.1.0 (/opt/crater/workdir)
Dec 19 08:12:52.785 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.69s
Dec 19 08:12:53.250 INFO running `"docker" "inspect" "cbec5dfb7dc2eccde2c5a4cd75839f8c12500cf76e670bad1bb8d1bd6be15af9"`
Dec 19 08:12:53.391 INFO running `"docker" "rm" "-f" "cbec5dfb7dc2eccde2c5a4cd75839f8c12500cf76e670bad1bb8d1bd6be15af9"`
Dec 19 08:12:53.550 INFO [stdout] cbec5dfb7dc2eccde2c5a4cd75839f8c12500cf76e670bad1bb8d1bd6be15af9