Dec 04 14:20:03.812 INFO checking mchesser/pchip against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 14:20:03.812 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-3/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-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 14:20:04.289 INFO [stdout] c0171bf750266996e49430a7877ac559dd8a9b5be30abb739752090ef481f5bb
Dec 04 14:20:04.297 INFO running `"docker" "start" "-a" "c0171bf750266996e49430a7877ac559dd8a9b5be30abb739752090ef481f5bb"`
Dec 04 14:20:05.659 INFO [stderr] usermod: no changes
Dec 04 14:20:05.751 INFO [stderr]     Checking pchip v0.0.1 (/source)
Dec 04 14:20:07.323 INFO [stderr] warning: type alias is never used: `SpecialRegId`
Dec 04 14:20:07.323 INFO [stderr]  --> src/dlx/asm.rs:7:1
Dec 04 14:20:07.323 INFO [stderr]   |
Dec 04 14:20:07.323 INFO [stderr] 7 | pub type SpecialRegId = usize;
Dec 04 14:20:07.323 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 14:20:07.323 INFO [stderr]   |
Dec 04 14:20:07.323 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 04 14:20:07.323 INFO [stderr] 
Dec 04 14:20:07.323 INFO [stderr] warning: type alias is never used: `TrapId`
Dec 04 14:20:07.323 INFO [stderr]  --> src/dlx/asm.rs:8:1
Dec 04 14:20:07.323 INFO [stderr]   |
Dec 04 14:20:07.323 INFO [stderr] 8 | pub type TrapId = usize;
Dec 04 14:20:07.323 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 14:20:07.323 INFO [stderr] 
Dec 04 14:20:07.323 INFO [stderr] warning: variant is never constructed: `Unknown`
Dec 04 14:20:07.323 INFO [stderr]   --> src/dlx/asm.rs:13:5
Dec 04 14:20:07.323 INFO [stderr]    |
Dec 04 14:20:07.323 INFO [stderr] 13 |     Unknown(LabelId),
Dec 04 14:20:07.323 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Dec 04 14:20:07.323 INFO [stderr] 
Dec 04 14:20:07.323 INFO [stderr] warning: constant item is never used: `HEAP_POINTER`
Dec 04 14:20:07.323 INFO [stderr]   --> src/dlx/codegen.rs:30:1
Dec 04 14:20:07.323 INFO [stderr]    |
Dec 04 14:20:07.323 INFO [stderr] 30 | const HEAP_POINTER: RegId = 15;
Dec 04 14:20:07.323 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 14:20:07.323 INFO [stderr] 
Dec 04 14:20:07.323 INFO [stderr] warning: variant is never constructed: `Uint`
Dec 04 14:20:07.323 INFO [stderr]   --> src/lexer.rs:51:5
Dec 04 14:20:07.323 INFO [stderr]    |
Dec 04 14:20:07.323 INFO [stderr] 51 |     Uint,
Dec 04 14:20:07.323 INFO [stderr]    |     ^^^^
Dec 04 14:20:07.323 INFO [stderr] 
Dec 04 14:20:07.323 INFO [stderr] warning: variable `escape_HACK` should have a snake case name such as `escape_hack`
Dec 04 14:20:07.323 INFO [stderr]    --> src/parser.rs:424:21
Dec 04 14:20:07.323 INFO [stderr]     |
Dec 04 14:20:07.323 INFO [stderr] 424 |                 let escape_HACK = value.chars().filter(|&x| x == '\\').count() as i32;
Dec 04 14:20:07.323 INFO [stderr]     |                     ^^^^^^^^^^^
Dec 04 14:20:07.323 INFO [stderr]     |
Dec 04 14:20:07.326 INFO [stderr]     = note: #[warn(non_snake_case)] on by default
Dec 04 14:20:07.326 INFO [stderr] 
Dec 04 14:20:07.511 INFO [stderr] warning: type alias is never used: `SpecialRegId`
Dec 04 14:20:07.511 INFO [stderr]  --> src/dlx/asm.rs:7:1
Dec 04 14:20:07.511 INFO [stderr]   |
Dec 04 14:20:07.511 INFO [stderr] 7 | pub type SpecialRegId = usize;
Dec 04 14:20:07.511 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 14:20:07.511 INFO [stderr]   |
Dec 04 14:20:07.511 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 04 14:20:07.511 INFO [stderr] 
Dec 04 14:20:07.511 INFO [stderr] warning: type alias is never used: `TrapId`
Dec 04 14:20:07.511 INFO [stderr]  --> src/dlx/asm.rs:8:1
Dec 04 14:20:07.511 INFO [stderr]   |
Dec 04 14:20:07.511 INFO [stderr] 8 | pub type TrapId = usize;
Dec 04 14:20:07.511 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 14:20:07.511 INFO [stderr] 
Dec 04 14:20:07.511 INFO [stderr] warning: variant is never constructed: `Unknown`
Dec 04 14:20:07.511 INFO [stderr]   --> src/dlx/asm.rs:13:5
Dec 04 14:20:07.511 INFO [stderr]    |
Dec 04 14:20:07.511 INFO [stderr] 13 |     Unknown(LabelId),
Dec 04 14:20:07.512 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Dec 04 14:20:07.512 INFO [stderr] 
Dec 04 14:20:07.512 INFO [stderr] warning: constant item is never used: `HEAP_POINTER`
Dec 04 14:20:07.512 INFO [stderr]   --> src/dlx/codegen.rs:30:1
Dec 04 14:20:07.512 INFO [stderr]    |
Dec 04 14:20:07.512 INFO [stderr] 30 | const HEAP_POINTER: RegId = 15;
Dec 04 14:20:07.512 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 14:20:07.512 INFO [stderr] 
Dec 04 14:20:07.512 INFO [stderr] warning: variant is never constructed: `Uint`
Dec 04 14:20:07.512 INFO [stderr]   --> src/lexer.rs:51:5
Dec 04 14:20:07.512 INFO [stderr]    |
Dec 04 14:20:07.512 INFO [stderr] 51 |     Uint,
Dec 04 14:20:07.512 INFO [stderr]    |     ^^^^
Dec 04 14:20:07.512 INFO [stderr] 
Dec 04 14:20:07.514 INFO [stderr] warning: variable `escape_HACK` should have a snake case name such as `escape_hack`
Dec 04 14:20:07.514 INFO [stderr]    --> src/parser.rs:424:21
Dec 04 14:20:07.514 INFO [stderr]     |
Dec 04 14:20:07.514 INFO [stderr] 424 |                 let escape_HACK = value.chars().filter(|&x| x == '\\').count() as i32;
Dec 04 14:20:07.514 INFO [stderr]     |                     ^^^^^^^^^^^
Dec 04 14:20:07.514 INFO [stderr]     |
Dec 04 14:20:07.514 INFO [stderr]     = note: #[warn(non_snake_case)] on by default
Dec 04 14:20:07.514 INFO [stderr] 
Dec 04 14:20:07.555 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.86s
Dec 04 14:20:07.559 INFO [stderr] su: No module specific data is present
Dec 04 14:20:08.195 INFO running `"docker" "inspect" "c0171bf750266996e49430a7877ac559dd8a9b5be30abb739752090ef481f5bb"`
Dec 04 14:20:08.537 INFO running `"docker" "rm" "-f" "c0171bf750266996e49430a7877ac559dd8a9b5be30abb739752090ef481f5bb"`
Dec 04 14:20:08.880 INFO [stdout] c0171bf750266996e49430a7877ac559dd8a9b5be30abb739752090ef481f5bb