Dec 18 04:57:08.462 INFO checking VioletasTheThird/vm-reg against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 04:57:08.462 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-4/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/VioletasTheThird/vm-reg:/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 04:57:08.926 INFO [stdout] ab6db07f9f11811657266a2760e860eaf1263369e2a4970a44521b248dd86dae
Dec 18 04:57:08.928 INFO running `"docker" "start" "-a" "ab6db07f9f11811657266a2760e860eaf1263369e2a4970a44521b248dd86dae"`
Dec 18 04:57:10.836 INFO [stderr]     Checking langdev v0.1.0 (/opt/crater/workdir)
Dec 18 04:57:11.092 INFO [stderr] warning: unused import: `std::rc::Rc`
Dec 18 04:57:11.092 INFO [stderr]  --> src/vm/mod.rs:4:5
Dec 18 04:57:11.092 INFO [stderr]   |
Dec 18 04:57:11.092 INFO [stderr] 4 | use std::rc::Rc;
Dec 18 04:57:11.092 INFO [stderr]   |     ^^^^^^^^^^^
Dec 18 04:57:11.092 INFO [stderr]   |
Dec 18 04:57:11.092 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 04:57:11.092 INFO [stderr] 
Dec 18 04:57:11.180 INFO [stderr] warning: unused variable: `field`
Dec 18 04:57:11.180 INFO [stderr]   --> src/vm/mod.rs:27:29
Dec 18 04:57:11.180 INFO [stderr]    |
Dec 18 04:57:11.180 INFO [stderr] 27 |     fn get_field(&mut self, field: &str) -> Box<dyn UserData> {box self.clone()}
Dec 18 04:57:11.180 INFO [stderr]    |                             ^^^^^ help: consider using `_field` instead
Dec 18 04:57:11.180 INFO [stderr]    |
Dec 18 04:57:11.180 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 18 04:57:11.180 INFO [stderr] 
Dec 18 04:57:11.180 INFO [stderr] warning: unused variable: `state`
Dec 18 04:57:11.180 INFO [stderr]   --> src/vm/mod.rs:28:31
Dec 18 04:57:11.180 INFO [stderr]    |
Dec 18 04:57:11.180 INFO [stderr] 28 |     fn meta_method(&mut self, state: &mut Vm, method: MetaMethod) {}
Dec 18 04:57:11.180 INFO [stderr]    |                               ^^^^^ help: consider using `_state` instead
Dec 18 04:57:11.180 INFO [stderr] 
Dec 18 04:57:11.180 INFO [stderr] warning: unused variable: `method`
Dec 18 04:57:11.180 INFO [stderr]   --> src/vm/mod.rs:28:47
Dec 18 04:57:11.180 INFO [stderr]    |
Dec 18 04:57:11.181 INFO [stderr] 28 |     fn meta_method(&mut self, state: &mut Vm, method: MetaMethod) {}
Dec 18 04:57:11.181 INFO [stderr]    |                                               ^^^^^^ help: consider using `_method` instead
Dec 18 04:57:11.181 INFO [stderr] 
Dec 18 04:57:11.181 INFO [stderr] warning: unused variable: `ident`
Dec 18 04:57:11.181 INFO [stderr]    --> src/vm/mod.rs:115:31
Dec 18 04:57:11.181 INFO [stderr]     |
Dec 18 04:57:11.181 INFO [stderr] 115 |     pub fn get_var(&mut self, ident: &'static str, reg: Reg) {}
Dec 18 04:57:11.181 INFO [stderr]     |                               ^^^^^ help: consider using `_ident` instead
Dec 18 04:57:11.181 INFO [stderr] 
Dec 18 04:57:11.181 INFO [stderr] warning: unused variable: `reg`
Dec 18 04:57:11.181 INFO [stderr]    --> src/vm/mod.rs:115:52
Dec 18 04:57:11.181 INFO [stderr]     |
Dec 18 04:57:11.181 INFO [stderr] 115 |     pub fn get_var(&mut self, ident: &'static str, reg: Reg) {}
Dec 18 04:57:11.181 INFO [stderr]     |                                                    ^^^ help: consider using `_reg` instead
Dec 18 04:57:11.181 INFO [stderr] 
Dec 18 04:57:11.181 INFO [stderr] warning: unused import: `std::rc::Rc`
Dec 18 04:57:11.181 INFO [stderr]  --> src/vm/mod.rs:4:5
Dec 18 04:57:11.181 INFO [stderr]   |
Dec 18 04:57:11.181 INFO [stderr] 4 | use std::rc::Rc;
Dec 18 04:57:11.181 INFO [stderr]   |     ^^^^^^^^^^^
Dec 18 04:57:11.181 INFO [stderr]   |
Dec 18 04:57:11.181 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 04:57:11.181 INFO [stderr] 
Dec 18 04:57:11.349 INFO [stderr] warning: unused variable: `field`
Dec 18 04:57:11.349 INFO [stderr]   --> src/vm/mod.rs:27:29
Dec 18 04:57:11.349 INFO [stderr]    |
Dec 18 04:57:11.349 INFO [stderr] 27 |     fn get_field(&mut self, field: &str) -> Box<dyn UserData> {box self.clone()}
Dec 18 04:57:11.349 INFO [stderr]    |                             ^^^^^ help: consider using `_field` instead
Dec 18 04:57:11.349 INFO [stderr]    |
Dec 18 04:57:11.349 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 18 04:57:11.349 INFO [stderr] 
Dec 18 04:57:11.349 INFO [stderr] warning: unused variable: `state`
Dec 18 04:57:11.349 INFO [stderr]   --> src/vm/mod.rs:28:31
Dec 18 04:57:11.349 INFO [stderr]    |
Dec 18 04:57:11.349 INFO [stderr] 28 |     fn meta_method(&mut self, state: &mut Vm, method: MetaMethod) {}
Dec 18 04:57:11.349 INFO [stderr]    |                               ^^^^^ help: consider using `_state` instead
Dec 18 04:57:11.349 INFO [stderr] 
Dec 18 04:57:11.349 INFO [stderr] warning: unused variable: `method`
Dec 18 04:57:11.349 INFO [stderr]   --> src/vm/mod.rs:28:47
Dec 18 04:57:11.349 INFO [stderr]    |
Dec 18 04:57:11.349 INFO [stderr] 28 |     fn meta_method(&mut self, state: &mut Vm, method: MetaMethod) {}
Dec 18 04:57:11.349 INFO [stderr]    |                                               ^^^^^^ help: consider using `_method` instead
Dec 18 04:57:11.349 INFO [stderr] 
Dec 18 04:57:11.349 INFO [stderr] warning: unused variable: `ident`
Dec 18 04:57:11.349 INFO [stderr]    --> src/vm/mod.rs:115:31
Dec 18 04:57:11.349 INFO [stderr]     |
Dec 18 04:57:11.349 INFO [stderr] 115 |     pub fn get_var(&mut self, ident: &'static str, reg: Reg) {}
Dec 18 04:57:11.349 INFO [stderr]     |                               ^^^^^ help: consider using `_ident` instead
Dec 18 04:57:11.349 INFO [stderr] 
Dec 18 04:57:11.349 INFO [stderr] warning: unused variable: `reg`
Dec 18 04:57:11.349 INFO [stderr]    --> src/vm/mod.rs:115:52
Dec 18 04:57:11.349 INFO [stderr]     |
Dec 18 04:57:11.349 INFO [stderr] 115 |     pub fn get_var(&mut self, ident: &'static str, reg: Reg) {}
Dec 18 04:57:11.349 INFO [stderr]     |                                                    ^^^ help: consider using `_reg` instead
Dec 18 04:57:11.349 INFO [stderr] 
Dec 18 04:57:11.412 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.61s
Dec 18 04:57:12.532 INFO running `"docker" "inspect" "ab6db07f9f11811657266a2760e860eaf1263369e2a4970a44521b248dd86dae"`
Dec 18 04:57:12.910 INFO running `"docker" "rm" "-f" "ab6db07f9f11811657266a2760e860eaf1263369e2a4970a44521b248dd86dae"`
Dec 18 04:57:13.282 INFO [stdout] ab6db07f9f11811657266a2760e860eaf1263369e2a4970a44521b248dd86dae