Dec 18 04:13:10.235 INFO checking alexeyden/ecmascript_toy against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 04:13:10.235 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-0/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 04:13:10.717 INFO [stdout] 6cb518fbdc6cb2476d543c65c694e1cb337d8b8ddad7a5d9cb10b6e5e83077f2
Dec 18 04:13:10.719 INFO running `"docker" "start" "-a" "6cb518fbdc6cb2476d543c65c694e1cb337d8b8ddad7a5d9cb10b6e5e83077f2"`
Dec 18 04:13:13.219 INFO [stderr]     Checking ecmascript_toy v0.1.0 (/opt/crater/workdir)
Dec 18 04:13:14.468 INFO [stderr] warning: variable does not need to be mutable
Dec 18 04:13:14.469 INFO [stderr]    --> src/parser.rs:287:34
Dec 18 04:13:14.469 INFO [stderr]     |
Dec 18 04:13:14.469 INFO [stderr] 287 |   fn parse_expression(&mut self, mut parent: &mut Node) {
Dec 18 04:13:14.469 INFO [stderr]     |                                  ----^^^^^^
Dec 18 04:13:14.469 INFO [stderr]     |                                  |
Dec 18 04:13:14.469 INFO [stderr]     |                                  help: remove this `mut`
Dec 18 04:13:14.469 INFO [stderr]     |
Dec 18 04:13:14.469 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 18 04:13:14.469 INFO [stderr] 
Dec 18 04:13:14.469 INFO [stderr] warning: variable does not need to be mutable
Dec 18 04:13:14.470 INFO [stderr]    --> src/parser.rs:312:37
Dec 18 04:13:14.470 INFO [stderr]     |
Dec 18 04:13:14.470 INFO [stderr] 312 |   fn parse_condition_cmp(&mut self, mut parent: &mut Node) {
Dec 18 04:13:14.470 INFO [stderr]     |                                     ----^^^^^^
Dec 18 04:13:14.470 INFO [stderr]     |                                     |
Dec 18 04:13:14.470 INFO [stderr]     |                                     help: remove this `mut`
Dec 18 04:13:14.470 INFO [stderr] 
Dec 18 04:13:14.471 INFO [stderr] warning: variable does not need to be mutable
Dec 18 04:13:14.471 INFO [stderr]    --> src/parser.rs:341:37
Dec 18 04:13:14.471 INFO [stderr]     |
Dec 18 04:13:14.472 INFO [stderr] 341 |   fn parse_condition_and(&mut self, mut parent: &mut Node) {
Dec 18 04:13:14.472 INFO [stderr]     |                                     ----^^^^^^
Dec 18 04:13:14.472 INFO [stderr]     |                                     |
Dec 18 04:13:14.472 INFO [stderr]     |                                     help: remove this `mut`
Dec 18 04:13:14.472 INFO [stderr] 
Dec 18 04:13:14.477 INFO [stderr] warning: variable does not need to be mutable
Dec 18 04:13:14.477 INFO [stderr]    --> src/parser.rs:365:33
Dec 18 04:13:14.477 INFO [stderr]     |
Dec 18 04:13:14.477 INFO [stderr] 365 |   fn parse_condition(&mut self, mut parent: &mut Node) {
Dec 18 04:13:14.477 INFO [stderr]     |                                 ----^^^^^^
Dec 18 04:13:14.477 INFO [stderr]     |                                 |
Dec 18 04:13:14.477 INFO [stderr]     |                                 help: remove this `mut`
Dec 18 04:13:14.477 INFO [stderr] 
Dec 18 04:13:14.535 INFO [stderr] warning: variable does not need to be mutable
Dec 18 04:13:14.535 INFO [stderr]    --> src/frame_stack.rs:122:9
Dec 18 04:13:14.535 INFO [stderr]     |
Dec 18 04:13:14.535 INFO [stderr] 122 |     let mut offsets = &mut self.frames[self.cur_frame].var_offsets;
Dec 18 04:13:14.535 INFO [stderr]     |         ----^^^^^^^
Dec 18 04:13:14.535 INFO [stderr]     |         |
Dec 18 04:13:14.535 INFO [stderr]     |         help: remove this `mut`
Dec 18 04:13:14.540 INFO [stderr] 
Dec 18 04:13:14.696 INFO [stderr] warning: variable does not need to be mutable
Dec 18 04:13:14.697 INFO [stderr]    --> src/parser.rs:287:34
Dec 18 04:13:14.697 INFO [stderr]     |
Dec 18 04:13:14.697 INFO [stderr] 287 |   fn parse_expression(&mut self, mut parent: &mut Node) {
Dec 18 04:13:14.698 INFO [stderr]     |                                  ----^^^^^^
Dec 18 04:13:14.698 INFO [stderr]     |                                  |
Dec 18 04:13:14.698 INFO [stderr]     |                                  help: remove this `mut`
Dec 18 04:13:14.698 INFO [stderr]     |
Dec 18 04:13:14.699 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 18 04:13:14.699 INFO [stderr] 
Dec 18 04:13:14.700 INFO [stderr] warning: variable does not need to be mutable
Dec 18 04:13:14.701 INFO [stderr]    --> src/parser.rs:312:37
Dec 18 04:13:14.701 INFO [stderr]     |
Dec 18 04:13:14.701 INFO [stderr] 312 |   fn parse_condition_cmp(&mut self, mut parent: &mut Node) {
Dec 18 04:13:14.702 INFO [stderr]     |                                     ----^^^^^^
Dec 18 04:13:14.702 INFO [stderr]     |                                     |
Dec 18 04:13:14.702 INFO [stderr]     |                                     help: remove this `mut`
Dec 18 04:13:14.703 INFO [stderr] 
Dec 18 04:13:14.704 INFO [stderr] warning: variable does not need to be mutable
Dec 18 04:13:14.704 INFO [stderr]    --> src/parser.rs:341:37
Dec 18 04:13:14.705 INFO [stderr]     |
Dec 18 04:13:14.705 INFO [stderr] 341 |   fn parse_condition_and(&mut self, mut parent: &mut Node) {
Dec 18 04:13:14.705 INFO [stderr]     |                                     ----^^^^^^
Dec 18 04:13:14.706 INFO [stderr]     |                                     |
Dec 18 04:13:14.706 INFO [stderr]     |                                     help: remove this `mut`
Dec 18 04:13:14.706 INFO [stderr] 
Dec 18 04:13:14.716 INFO [stderr] warning: variable does not need to be mutable
Dec 18 04:13:14.717 INFO [stderr]    --> src/parser.rs:365:33
Dec 18 04:13:14.717 INFO [stderr]     |
Dec 18 04:13:14.717 INFO [stderr] 365 |   fn parse_condition(&mut self, mut parent: &mut Node) {
Dec 18 04:13:14.717 INFO [stderr]     |                                 ----^^^^^^
Dec 18 04:13:14.717 INFO [stderr]     |                                 |
Dec 18 04:13:14.717 INFO [stderr]     |                                 help: remove this `mut`
Dec 18 04:13:14.717 INFO [stderr] 
Dec 18 04:13:14.756 INFO [stderr] warning: variable does not need to be mutable
Dec 18 04:13:14.756 INFO [stderr]    --> src/frame_stack.rs:122:9
Dec 18 04:13:14.756 INFO [stderr]     |
Dec 18 04:13:14.756 INFO [stderr] 122 |     let mut offsets = &mut self.frames[self.cur_frame].var_offsets;
Dec 18 04:13:14.756 INFO [stderr]     |         ----^^^^^^^
Dec 18 04:13:14.756 INFO [stderr]     |         |
Dec 18 04:13:14.756 INFO [stderr]     |         help: remove this `mut`
Dec 18 04:13:14.756 INFO [stderr] 
Dec 18 04:13:14.901 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.73s
Dec 18 04:13:16.555 INFO running `"docker" "inspect" "6cb518fbdc6cb2476d543c65c694e1cb337d8b8ddad7a5d9cb10b6e5e83077f2"`
Dec 18 04:13:16.986 INFO running `"docker" "rm" "-f" "6cb518fbdc6cb2476d543c65c694e1cb337d8b8ddad7a5d9cb10b6e5e83077f2"`
Dec 18 04:13:17.400 INFO [stdout] 6cb518fbdc6cb2476d543c65c694e1cb337d8b8ddad7a5d9cb10b6e5e83077f2