Oct 27 01:52:47.793 INFO checking kriw/regex_vm against try#19f01b935b91481fd445b16b533d2f87661bf12e for pr-55192-2
Oct 27 01:52:47.794 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-55192-2/worker-3/try#19f01b935b91481fd445b16b533d2f87661bf12e:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-3/pr-55192-2/try#19f01b935b91481fd445b16b533d2f87661bf12e:/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 +19f01b935b91481fd445b16b533d2f87661bf12e-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"`
Oct 27 01:52:48.451 INFO blam! e45d6115afe65e21acb98af1ab7ff18e18ef2c1d93af2fcf3c74fb7d1ce0c272
Oct 27 01:52:48.454 INFO running `"docker" "start" "-a" "e45d6115afe65e21acb98af1ab7ff18e18ef2c1d93af2fcf3c74fb7d1ce0c272"`
Oct 27 01:52:49.859 INFO kablam! usermod: no changes
Oct 27 01:52:49.951 INFO kablam!     Checking regex_vm v0.1.0 (/source)
Oct 27 01:52:50.403 INFO kablam! warning: unused import: `parser::Ast`
Oct 27 01:52:50.403 INFO kablam!  --> src/vm.rs:3:5
Oct 27 01:52:50.403 INFO kablam!   |
Oct 27 01:52:50.403 INFO kablam! 3 | use parser::Ast;
Oct 27 01:52:50.403 INFO kablam!   |     ^^^^^^^^^^^
Oct 27 01:52:50.403 INFO kablam!   |
Oct 27 01:52:50.403 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 27 01:52:50.403 INFO kablam! 
Oct 27 01:52:50.403 INFO kablam! warning: unused import: `std::thread`
Oct 27 01:52:50.403 INFO kablam!  --> src/vm_ir.rs:1:5
Oct 27 01:52:50.403 INFO kablam!   |
Oct 27 01:52:50.403 INFO kablam! 1 | use std::thread;
Oct 27 01:52:50.403 INFO kablam!   |     ^^^^^^^^^^^
Oct 27 01:52:50.403 INFO kablam! 
Oct 27 01:52:50.556 INFO kablam! warning: unused variable: `pc`
Oct 27 01:52:50.556 INFO kablam!   --> src/vm.rs:51:17
Oct 27 01:52:50.556 INFO kablam!    |
Oct 27 01:52:50.556 INFO kablam! 51 |         Ir::Jmp(pc, pc_to) => vec![(pc_to, State::Run)],
Oct 27 01:52:50.556 INFO kablam!    |                 ^^ help: consider using `_pc` instead
Oct 27 01:52:50.556 INFO kablam!    |
Oct 27 01:52:50.556 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 27 01:52:50.556 INFO kablam! 
Oct 27 01:52:50.556 INFO kablam! warning: unused variable: `pc`
Oct 27 01:52:50.556 INFO kablam!   --> src/vm.rs:52:19
Oct 27 01:52:50.556 INFO kablam!    |
Oct 27 01:52:50.556 INFO kablam! 52 |         Ir::Split(pc, pc_to1, pc_to2) => vec![(pc_to1, State::Run), (pc_to2, State::Run)],
Oct 27 01:52:50.556 INFO kablam!    |                   ^^ help: consider using `_pc` instead
Oct 27 01:52:50.556 INFO kablam! 
Oct 27 01:52:50.591 INFO kablam! warning: variable does not need to be mutable
Oct 27 01:52:50.591 INFO kablam!   --> src/vm.rs:12:28
Oct 27 01:52:50.592 INFO kablam!    |
Oct 27 01:52:50.592 INFO kablam! 12 | pub fn is_match(s: String, mut ir: Vec<Ir>) -> bool {
Oct 27 01:52:50.592 INFO kablam!    |                            ----^^
Oct 27 01:52:50.592 INFO kablam!    |                            |
Oct 27 01:52:50.592 INFO kablam!    |                            help: remove this `mut`
Oct 27 01:52:50.593 INFO kablam!    |
Oct 27 01:52:50.594 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 27 01:52:50.594 INFO kablam! 
Oct 27 01:52:50.609 INFO kablam! warning: variable does not need to be mutable
Oct 27 01:52:50.609 INFO kablam!   --> src/vm_ir.rs:70:9
Oct 27 01:52:50.609 INFO kablam!    |
Oct 27 01:52:50.610 INFO kablam! 70 |     let mut code = compose(ast, &mut pc);
Oct 27 01:52:50.610 INFO kablam!    |         ----^^^^
Oct 27 01:52:50.610 INFO kablam!    |         |
Oct 27 01:52:50.610 INFO kablam!    |         help: remove this `mut`
Oct 27 01:52:50.610 INFO kablam! 
Oct 27 01:52:50.614 INFO kablam! warning: variant is never constructed: `Nop`
Oct 27 01:52:50.614 INFO kablam!   --> src/vm_ir.rs:10:5
Oct 27 01:52:50.614 INFO kablam!    |
Oct 27 01:52:50.614 INFO kablam! 10 |     Nop(PC),
Oct 27 01:52:50.614 INFO kablam!    |     ^^^^^^^
Oct 27 01:52:50.615 INFO kablam!    |
Oct 27 01:52:50.625 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 27 01:52:50.625 INFO kablam! 
Oct 27 01:52:50.625 INFO kablam! warning: function is never used: `dump`
Oct 27 01:52:50.625 INFO kablam!   --> src/vm_ir.rs:76:1
Oct 27 01:52:50.625 INFO kablam!    |
Oct 27 01:52:50.626 INFO kablam! 76 | pub fn dump(irs: Vec<Ir>) {
Oct 27 01:52:50.626 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 27 01:52:50.626 INFO kablam! 
Oct 27 01:52:50.699 INFO kablam! warning: unused import: `parser::Ast`
Oct 27 01:52:50.700 INFO kablam!  --> src/vm.rs:3:5
Oct 27 01:52:50.700 INFO kablam!   |
Oct 27 01:52:50.700 INFO kablam! 3 | use parser::Ast;
Oct 27 01:52:50.700 INFO kablam!   |     ^^^^^^^^^^^
Oct 27 01:52:50.701 INFO kablam!   |
Oct 27 01:52:50.701 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 27 01:52:50.701 INFO kablam! 
Oct 27 01:52:50.702 INFO kablam! warning: unused import: `std::thread`
Oct 27 01:52:50.702 INFO kablam!  --> src/vm_ir.rs:1:5
Oct 27 01:52:50.702 INFO kablam!   |
Oct 27 01:52:50.702 INFO kablam! 1 | use std::thread;
Oct 27 01:52:50.703 INFO kablam!   |     ^^^^^^^^^^^
Oct 27 01:52:50.703 INFO kablam! 
Oct 27 01:52:50.855 INFO kablam! warning: unused variable: `pc`
Oct 27 01:52:50.856 INFO kablam!   --> src/vm.rs:51:17
Oct 27 01:52:50.856 INFO kablam!    |
Oct 27 01:52:50.856 INFO kablam! 51 |         Ir::Jmp(pc, pc_to) => vec![(pc_to, State::Run)],
Oct 27 01:52:50.857 INFO kablam!    |                 ^^ help: consider using `_pc` instead
Oct 27 01:52:50.857 INFO kablam!    |
Oct 27 01:52:50.857 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 27 01:52:50.858 INFO kablam! 
Oct 27 01:52:50.858 INFO kablam! warning: unused variable: `pc`
Oct 27 01:52:50.858 INFO kablam!   --> src/vm.rs:52:19
Oct 27 01:52:50.859 INFO kablam!    |
Oct 27 01:52:50.859 INFO kablam! 52 |         Ir::Split(pc, pc_to1, pc_to2) => vec![(pc_to1, State::Run), (pc_to2, State::Run)],
Oct 27 01:52:50.859 INFO kablam!    |                   ^^ help: consider using `_pc` instead
Oct 27 01:52:50.859 INFO kablam! 
Oct 27 01:52:50.879 INFO kablam! warning: variable does not need to be mutable
Oct 27 01:52:50.879 INFO kablam!   --> src/vm.rs:12:28
Oct 27 01:52:50.879 INFO kablam!    |
Oct 27 01:52:50.879 INFO kablam! 12 | pub fn is_match(s: String, mut ir: Vec<Ir>) -> bool {
Oct 27 01:52:50.879 INFO kablam!    |                            ----^^
Oct 27 01:52:50.879 INFO kablam!    |                            |
Oct 27 01:52:50.879 INFO kablam!    |                            help: remove this `mut`
Oct 27 01:52:50.879 INFO kablam!    |
Oct 27 01:52:50.879 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 27 01:52:50.879 INFO kablam! 
Oct 27 01:52:50.887 INFO kablam! warning: variable does not need to be mutable
Oct 27 01:52:50.887 INFO kablam!   --> src/vm_ir.rs:70:9
Oct 27 01:52:50.887 INFO kablam!    |
Oct 27 01:52:50.887 INFO kablam! 70 |     let mut code = compose(ast, &mut pc);
Oct 27 01:52:50.887 INFO kablam!    |         ----^^^^
Oct 27 01:52:50.887 INFO kablam!    |         |
Oct 27 01:52:50.887 INFO kablam!    |         help: remove this `mut`
Oct 27 01:52:50.887 INFO kablam! 
Oct 27 01:52:50.890 INFO kablam! warning: variant is never constructed: `Nop`
Oct 27 01:52:50.890 INFO kablam!   --> src/vm_ir.rs:10:5
Oct 27 01:52:50.890 INFO kablam!    |
Oct 27 01:52:50.891 INFO kablam! 10 |     Nop(PC),
Oct 27 01:52:50.891 INFO kablam!    |     ^^^^^^^
Oct 27 01:52:50.891 INFO kablam!    |
Oct 27 01:52:50.891 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 27 01:52:50.891 INFO kablam! 
Oct 27 01:52:50.891 INFO kablam! warning: function is never used: `dump`
Oct 27 01:52:50.891 INFO kablam!   --> src/vm_ir.rs:76:1
Oct 27 01:52:50.891 INFO kablam!    |
Oct 27 01:52:50.891 INFO kablam! 76 | pub fn dump(irs: Vec<Ir>) {
Oct 27 01:52:50.891 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 27 01:52:50.891 INFO kablam! 
Oct 27 01:52:50.905 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.02s
Oct 27 01:52:50.907 INFO kablam! su: No module specific data is present
Oct 27 01:52:52.147 INFO running `"docker" "rm" "-f" "e45d6115afe65e21acb98af1ab7ff18e18ef2c1d93af2fcf3c74fb7d1ce0c272"`
Oct 27 01:52:52.523 INFO blam! e45d6115afe65e21acb98af1ab7ff18e18ef2c1d93af2fcf3c74fb7d1ce0c272