Dec 19 20:41:26.040 INFO checking alexeyden/ecmascript_toy against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 20:41:26.041 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-0/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/alexeyden/ecmascript_toy:/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" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 20:41:26.602 INFO [stdout] 44d08392aade7564acc2b497112df0e2b6dd8d26d9b97b4436725a49bfae2384
Dec 19 20:41:26.604 INFO running `"docker" "start" "-a" "44d08392aade7564acc2b497112df0e2b6dd8d26d9b97b4436725a49bfae2384"`
Dec 19 20:41:28.981 INFO [stderr]     Checking ecmascript_toy v0.1.0 (/opt/crater/workdir)
Dec 19 20:41:30.172 INFO [stderr] warning: variable does not need to be mutable
Dec 19 20:41:30.172 INFO [stderr]    --> src/parser.rs:287:34
Dec 19 20:41:30.172 INFO [stderr]     |
Dec 19 20:41:30.172 INFO [stderr] 287 |   fn parse_expression(&mut self, mut parent: &mut Node) {
Dec 19 20:41:30.172 INFO [stderr]     |                                  ----^^^^^^
Dec 19 20:41:30.172 INFO [stderr]     |                                  |
Dec 19 20:41:30.172 INFO [stderr]     |                                  help: remove this `mut`
Dec 19 20:41:30.172 INFO [stderr]     |
Dec 19 20:41:30.172 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 19 20:41:30.172 INFO [stderr] 
Dec 19 20:41:30.174 INFO [stderr] warning: variable does not need to be mutable
Dec 19 20:41:30.174 INFO [stderr]    --> src/parser.rs:312:37
Dec 19 20:41:30.174 INFO [stderr]     |
Dec 19 20:41:30.174 INFO [stderr] 312 |   fn parse_condition_cmp(&mut self, mut parent: &mut Node) {
Dec 19 20:41:30.174 INFO [stderr]     |                                     ----^^^^^^
Dec 19 20:41:30.174 INFO [stderr]     |                                     |
Dec 19 20:41:30.174 INFO [stderr]     |                                     help: remove this `mut`
Dec 19 20:41:30.174 INFO [stderr] 
Dec 19 20:41:30.174 INFO [stderr] warning: variable does not need to be mutable
Dec 19 20:41:30.174 INFO [stderr]    --> src/parser.rs:341:37
Dec 19 20:41:30.175 INFO [stderr]     |
Dec 19 20:41:30.175 INFO [stderr] 341 |   fn parse_condition_and(&mut self, mut parent: &mut Node) {
Dec 19 20:41:30.175 INFO [stderr]     |                                     ----^^^^^^
Dec 19 20:41:30.175 INFO [stderr]     |                                     |
Dec 19 20:41:30.175 INFO [stderr]     |                                     help: remove this `mut`
Dec 19 20:41:30.175 INFO [stderr] 
Dec 19 20:41:30.175 INFO [stderr] warning: variable does not need to be mutable
Dec 19 20:41:30.175 INFO [stderr]    --> src/parser.rs:365:33
Dec 19 20:41:30.175 INFO [stderr]     |
Dec 19 20:41:30.175 INFO [stderr] 365 |   fn parse_condition(&mut self, mut parent: &mut Node) {
Dec 19 20:41:30.175 INFO [stderr]     |                                 ----^^^^^^
Dec 19 20:41:30.175 INFO [stderr]     |                                 |
Dec 19 20:41:30.175 INFO [stderr]     |                                 help: remove this `mut`
Dec 19 20:41:30.175 INFO [stderr] 
Dec 19 20:41:30.256 INFO [stderr] warning: variable does not need to be mutable
Dec 19 20:41:30.256 INFO [stderr]    --> src/frame_stack.rs:122:9
Dec 19 20:41:30.256 INFO [stderr]     |
Dec 19 20:41:30.256 INFO [stderr] 122 |     let mut offsets = &mut self.frames[self.cur_frame].var_offsets;
Dec 19 20:41:30.256 INFO [stderr]     |         ----^^^^^^^
Dec 19 20:41:30.256 INFO [stderr]     |         |
Dec 19 20:41:30.256 INFO [stderr]     |         help: remove this `mut`
Dec 19 20:41:30.256 INFO [stderr] 
Dec 19 20:41:30.470 INFO [stderr] warning: variable does not need to be mutable
Dec 19 20:41:30.470 INFO [stderr]    --> src/parser.rs:287:34
Dec 19 20:41:30.470 INFO [stderr]     |
Dec 19 20:41:30.470 INFO [stderr] 287 |   fn parse_expression(&mut self, mut parent: &mut Node) {
Dec 19 20:41:30.470 INFO [stderr]     |                                  ----^^^^^^
Dec 19 20:41:30.470 INFO [stderr]     |                                  |
Dec 19 20:41:30.470 INFO [stderr]     |                                  help: remove this `mut`
Dec 19 20:41:30.470 INFO [stderr]     |
Dec 19 20:41:30.470 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 19 20:41:30.470 INFO [stderr] 
Dec 19 20:41:30.470 INFO [stderr] warning: variable does not need to be mutable
Dec 19 20:41:30.471 INFO [stderr]    --> src/parser.rs:312:37
Dec 19 20:41:30.471 INFO [stderr]     |
Dec 19 20:41:30.471 INFO [stderr] 312 |   fn parse_condition_cmp(&mut self, mut parent: &mut Node) {
Dec 19 20:41:30.471 INFO [stderr]     |                                     ----^^^^^^
Dec 19 20:41:30.471 INFO [stderr]     |                                     |
Dec 19 20:41:30.472 INFO [stderr]     |                                     help: remove this `mut`
Dec 19 20:41:30.472 INFO [stderr] 
Dec 19 20:41:30.472 INFO [stderr] warning: variable does not need to be mutable
Dec 19 20:41:30.472 INFO [stderr]    --> src/parser.rs:341:37
Dec 19 20:41:30.472 INFO [stderr]     |
Dec 19 20:41:30.472 INFO [stderr] 341 |   fn parse_condition_and(&mut self, mut parent: &mut Node) {
Dec 19 20:41:30.473 INFO [stderr]     |                                     ----^^^^^^
Dec 19 20:41:30.473 INFO [stderr]     |                                     |
Dec 19 20:41:30.473 INFO [stderr]     |                                     help: remove this `mut`
Dec 19 20:41:30.473 INFO [stderr] 
Dec 19 20:41:30.473 INFO [stderr] warning: variable does not need to be mutable
Dec 19 20:41:30.474 INFO [stderr]    --> src/parser.rs:365:33
Dec 19 20:41:30.474 INFO [stderr]     |
Dec 19 20:41:30.474 INFO [stderr] 365 |   fn parse_condition(&mut self, mut parent: &mut Node) {
Dec 19 20:41:30.474 INFO [stderr]     |                                 ----^^^^^^
Dec 19 20:41:30.474 INFO [stderr]     |                                 |
Dec 19 20:41:30.475 INFO [stderr]     |                                 help: remove this `mut`
Dec 19 20:41:30.475 INFO [stderr] 
Dec 19 20:41:30.502 INFO [stderr] warning: variable does not need to be mutable
Dec 19 20:41:30.502 INFO [stderr]    --> src/frame_stack.rs:122:9
Dec 19 20:41:30.502 INFO [stderr]     |
Dec 19 20:41:30.502 INFO [stderr] 122 |     let mut offsets = &mut self.frames[self.cur_frame].var_offsets;
Dec 19 20:41:30.502 INFO [stderr]     |         ----^^^^^^^
Dec 19 20:41:30.502 INFO [stderr]     |         |
Dec 19 20:41:30.502 INFO [stderr]     |         help: remove this `mut`
Dec 19 20:41:30.502 INFO [stderr] 
Dec 19 20:41:30.652 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.71s
Dec 19 20:41:31.752 INFO running `"docker" "inspect" "44d08392aade7564acc2b497112df0e2b6dd8d26d9b97b4436725a49bfae2384"`
Dec 19 20:41:32.074 INFO running `"docker" "rm" "-f" "44d08392aade7564acc2b497112df0e2b6dd8d26d9b97b4436725a49bfae2384"`
Dec 19 20:41:32.472 INFO [stdout] 44d08392aade7564acc2b497112df0e2b6dd8d26d9b97b4436725a49bfae2384