Dec 04 15:31:06.064 INFO checking kriw/regex_vm against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 04 15:31:06.064 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-3/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +1df97983eb2057dc6a8f7eb364e263b51ae23230-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 04 15:31:06.471 INFO [stdout] 9b19da92a6d393e966308fd6ffac7ebf74914db2338956826cee471df3424828
Dec 04 15:31:06.473 INFO running `"docker" "start" "-a" "9b19da92a6d393e966308fd6ffac7ebf74914db2338956826cee471df3424828"`
Dec 04 15:31:08.638 INFO [stderr] usermod: no changes
Dec 04 15:31:08.715 INFO [stderr]     Checking regex_vm v0.1.0 (/source)
Dec 04 15:31:09.194 INFO [stderr] warning: unused import: `parser::Ast`
Dec 04 15:31:09.194 INFO [stderr]  --> src/vm.rs:3:5
Dec 04 15:31:09.194 INFO [stderr]   |
Dec 04 15:31:09.195 INFO [stderr] 3 | use parser::Ast;
Dec 04 15:31:09.195 INFO [stderr]   |     ^^^^^^^^^^^
Dec 04 15:31:09.195 INFO [stderr]   |
Dec 04 15:31:09.195 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 15:31:09.195 INFO [stderr] 
Dec 04 15:31:09.196 INFO [stderr] warning: unused import: `std::thread`
Dec 04 15:31:09.196 INFO [stderr]  --> src/vm_ir.rs:1:5
Dec 04 15:31:09.196 INFO [stderr]   |
Dec 04 15:31:09.196 INFO [stderr] 1 | use std::thread;
Dec 04 15:31:09.196 INFO [stderr]   |     ^^^^^^^^^^^
Dec 04 15:31:09.197 INFO [stderr] 
Dec 04 15:31:09.258 INFO [stderr] warning: unused import: `parser::Ast`
Dec 04 15:31:09.259 INFO [stderr]  --> src/vm.rs:3:5
Dec 04 15:31:09.259 INFO [stderr]   |
Dec 04 15:31:09.259 INFO [stderr] 3 | use parser::Ast;
Dec 04 15:31:09.260 INFO [stderr]   |     ^^^^^^^^^^^
Dec 04 15:31:09.260 INFO [stderr]   |
Dec 04 15:31:09.260 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 15:31:09.260 INFO [stderr] 
Dec 04 15:31:09.275 INFO [stderr] warning: unused import: `std::thread`
Dec 04 15:31:09.275 INFO [stderr]  --> src/vm_ir.rs:1:5
Dec 04 15:31:09.275 INFO [stderr]   |
Dec 04 15:31:09.275 INFO [stderr] 1 | use std::thread;
Dec 04 15:31:09.276 INFO [stderr]   |     ^^^^^^^^^^^
Dec 04 15:31:09.276 INFO [stderr] 
Dec 04 15:31:09.346 INFO [stderr] warning: unused variable: `pc`
Dec 04 15:31:09.346 INFO [stderr]   --> src/vm.rs:51:17
Dec 04 15:31:09.346 INFO [stderr]    |
Dec 04 15:31:09.346 INFO [stderr] 51 |         Ir::Jmp(pc, pc_to) => vec![(pc_to, State::Run)],
Dec 04 15:31:09.346 INFO [stderr]    |                 ^^ help: consider using `_pc` instead
Dec 04 15:31:09.355 INFO [stderr]    |
Dec 04 15:31:09.355 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 15:31:09.355 INFO [stderr] 
Dec 04 15:31:09.356 INFO [stderr] warning: unused variable: `pc`
Dec 04 15:31:09.356 INFO [stderr]   --> src/vm.rs:52:19
Dec 04 15:31:09.356 INFO [stderr]    |
Dec 04 15:31:09.356 INFO [stderr] 52 |         Ir::Split(pc, pc_to1, pc_to2) => vec![(pc_to1, State::Run), (pc_to2, State::Run)],
Dec 04 15:31:09.356 INFO [stderr]    |                   ^^ help: consider using `_pc` instead
Dec 04 15:31:09.357 INFO [stderr] 
Dec 04 15:31:09.389 INFO [stderr] warning: variable does not need to be mutable
Dec 04 15:31:09.389 INFO [stderr]   --> src/vm.rs:12:28
Dec 04 15:31:09.390 INFO [stderr]    |
Dec 04 15:31:09.390 INFO [stderr] 12 | pub fn is_match(s: String, mut ir: Vec<Ir>) -> bool {
Dec 04 15:31:09.390 INFO [stderr]    |                            ----^^
Dec 04 15:31:09.390 INFO [stderr]    |                            |
Dec 04 15:31:09.390 INFO [stderr]    |                            help: remove this `mut`
Dec 04 15:31:09.391 INFO [stderr]    |
Dec 04 15:31:09.391 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 04 15:31:09.391 INFO [stderr] 
Dec 04 15:31:09.411 INFO [stderr] warning: variable does not need to be mutable
Dec 04 15:31:09.411 INFO [stderr]   --> src/vm_ir.rs:70:9
Dec 04 15:31:09.411 INFO [stderr]    |
Dec 04 15:31:09.411 INFO [stderr] 70 |     let mut code = compose(ast, &mut pc);
Dec 04 15:31:09.411 INFO [stderr]    |         ----^^^^
Dec 04 15:31:09.411 INFO [stderr]    |         |
Dec 04 15:31:09.411 INFO [stderr]    |         help: remove this `mut`
Dec 04 15:31:09.411 INFO [stderr] 
Dec 04 15:31:09.414 INFO [stderr] warning: variant is never constructed: `Nop`
Dec 04 15:31:09.414 INFO [stderr]   --> src/vm_ir.rs:10:5
Dec 04 15:31:09.414 INFO [stderr]    |
Dec 04 15:31:09.414 INFO [stderr] 10 |     Nop(PC),
Dec 04 15:31:09.414 INFO [stderr]    |     ^^^^^^^
Dec 04 15:31:09.414 INFO [stderr]    |
Dec 04 15:31:09.414 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 15:31:09.414 INFO [stderr] 
Dec 04 15:31:09.414 INFO [stderr] warning: function is never used: `dump`
Dec 04 15:31:09.414 INFO [stderr]   --> src/vm_ir.rs:76:1
Dec 04 15:31:09.414 INFO [stderr]    |
Dec 04 15:31:09.414 INFO [stderr] 76 | pub fn dump(irs: Vec<Ir>) {
Dec 04 15:31:09.414 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 15:31:09.415 INFO [stderr] 
Dec 04 15:31:09.471 INFO [stderr] warning: unused variable: `pc`
Dec 04 15:31:09.471 INFO [stderr]   --> src/vm.rs:51:17
Dec 04 15:31:09.471 INFO [stderr]    |
Dec 04 15:31:09.471 INFO [stderr] 51 |         Ir::Jmp(pc, pc_to) => vec![(pc_to, State::Run)],
Dec 04 15:31:09.471 INFO [stderr]    |                 ^^ help: consider using `_pc` instead
Dec 04 15:31:09.471 INFO [stderr]    |
Dec 04 15:31:09.471 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 15:31:09.471 INFO [stderr] 
Dec 04 15:31:09.471 INFO [stderr] warning: unused variable: `pc`
Dec 04 15:31:09.472 INFO [stderr]   --> src/vm.rs:52:19
Dec 04 15:31:09.472 INFO [stderr]    |
Dec 04 15:31:09.472 INFO [stderr] 52 |         Ir::Split(pc, pc_to1, pc_to2) => vec![(pc_to1, State::Run), (pc_to2, State::Run)],
Dec 04 15:31:09.472 INFO [stderr]    |                   ^^ help: consider using `_pc` instead
Dec 04 15:31:09.472 INFO [stderr] 
Dec 04 15:31:09.514 INFO [stderr] warning: variable does not need to be mutable
Dec 04 15:31:09.514 INFO [stderr]   --> src/vm.rs:12:28
Dec 04 15:31:09.514 INFO [stderr]    |
Dec 04 15:31:09.514 INFO [stderr] 12 | pub fn is_match(s: String, mut ir: Vec<Ir>) -> bool {
Dec 04 15:31:09.514 INFO [stderr]    |                            ----^^
Dec 04 15:31:09.514 INFO [stderr]    |                            |
Dec 04 15:31:09.514 INFO [stderr]    |                            help: remove this `mut`
Dec 04 15:31:09.514 INFO [stderr]    |
Dec 04 15:31:09.515 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 04 15:31:09.515 INFO [stderr] 
Dec 04 15:31:09.531 INFO [stderr] warning: variable does not need to be mutable
Dec 04 15:31:09.532 INFO [stderr]   --> src/vm_ir.rs:70:9
Dec 04 15:31:09.532 INFO [stderr]    |
Dec 04 15:31:09.532 INFO [stderr] 70 |     let mut code = compose(ast, &mut pc);
Dec 04 15:31:09.532 INFO [stderr]    |         ----^^^^
Dec 04 15:31:09.532 INFO [stderr]    |         |
Dec 04 15:31:09.532 INFO [stderr]    |         help: remove this `mut`
Dec 04 15:31:09.532 INFO [stderr] 
Dec 04 15:31:09.533 INFO [stderr] warning: variant is never constructed: `Nop`
Dec 04 15:31:09.533 INFO [stderr]   --> src/vm_ir.rs:10:5
Dec 04 15:31:09.534 INFO [stderr]    |
Dec 04 15:31:09.534 INFO [stderr] 10 |     Nop(PC),
Dec 04 15:31:09.534 INFO [stderr]    |     ^^^^^^^
Dec 04 15:31:09.534 INFO [stderr]    |
Dec 04 15:31:09.534 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 15:31:09.534 INFO [stderr] 
Dec 04 15:31:09.534 INFO [stderr] warning: function is never used: `dump`
Dec 04 15:31:09.534 INFO [stderr]   --> src/vm_ir.rs:76:1
Dec 04 15:31:09.534 INFO [stderr]    |
Dec 04 15:31:09.534 INFO [stderr] 76 | pub fn dump(irs: Vec<Ir>) {
Dec 04 15:31:09.534 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 15:31:09.534 INFO [stderr] 
Dec 04 15:31:09.583 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.91s
Dec 04 15:31:09.585 INFO [stderr] su: No module specific data is present
Dec 04 15:31:11.114 INFO running `"docker" "inspect" "9b19da92a6d393e966308fd6ffac7ebf74914db2338956826cee471df3424828"`
Dec 04 15:31:11.465 INFO running `"docker" "rm" "-f" "9b19da92a6d393e966308fd6ffac7ebf74914db2338956826cee471df3424828"`
Dec 04 15:31:11.835 INFO [stdout] 9b19da92a6d393e966308fd6ffac7ebf74914db2338956826cee471df3424828