Dec 18 18:26:03.097 INFO checking asciimath-0.8.3 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 18:26:03.098 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-0/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/reg/asciimath/0.8.3:/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 18:26:03.525 INFO [stdout] d0bb6ba1ac1e1b0662ca05498b2542f97a8cda9f3fd3659b0f8196da1350ff76
Dec 18 18:26:03.530 INFO running `"docker" "start" "-a" "d0bb6ba1ac1e1b0662ca05498b2542f97a8cda9f3fd3659b0f8196da1350ff76"`
Dec 18 18:26:04.398 INFO [stderr]     Checking asciimath v0.8.3 (/opt/crater/workdir)
Dec 18 18:26:05.014 INFO [stderr] warning: variable does not need to be mutable
Dec 18 18:26:05.014 INFO [stderr]    --> src/lexer/tests.rs:109:13
Dec 18 18:26:05.014 INFO [stderr]     |
Dec 18 18:26:05.014 INFO [stderr] 109 |         let mut scope = scope!{ "x" => 0 };
Dec 18 18:26:05.014 INFO [stderr]     |             ----^^^^^
Dec 18 18:26:05.014 INFO [stderr]     |             |
Dec 18 18:26:05.014 INFO [stderr]     |             help: remove this `mut`
Dec 18 18:26:05.014 INFO [stderr]     |
Dec 18 18:26:05.014 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 18 18:26:05.014 INFO [stderr] 
Dec 18 18:26:05.368 INFO [stderr] warning: unused imports: `Evaluate`, `compile`
Dec 18 18:26:05.368 INFO [stderr]  --> tests/lib.rs:2:23
Dec 18 18:26:05.368 INFO [stderr]   |
Dec 18 18:26:05.368 INFO [stderr] 2 | use self::asciimath::{compile, eval, CustomFn, Error, Evaluate, Scope};
Dec 18 18:26:05.368 INFO [stderr]   |                       ^^^^^^^                         ^^^^^^^^
Dec 18 18:26:05.368 INFO [stderr]   |
Dec 18 18:26:05.368 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 18:26:05.368 INFO [stderr] 
Dec 18 18:26:05.437 INFO [stderr] warning: unused imports: `Evaluate`, `compile`
Dec 18 18:26:05.437 INFO [stderr]  --> tests/lib.rs:2:23
Dec 18 18:26:05.437 INFO [stderr]   |
Dec 18 18:26:05.437 INFO [stderr] 2 | use self::asciimath::{compile, eval, CustomFn, Error, Evaluate, Scope};
Dec 18 18:26:05.437 INFO [stderr]   |                       ^^^^^^^                         ^^^^^^^^
Dec 18 18:26:05.437 INFO [stderr]   |
Dec 18 18:26:05.437 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 18:26:05.437 INFO [stderr] 
Dec 18 18:26:05.648 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.27s
Dec 18 18:26:06.261 INFO running `"docker" "inspect" "d0bb6ba1ac1e1b0662ca05498b2542f97a8cda9f3fd3659b0f8196da1350ff76"`
Dec 18 18:26:06.392 INFO running `"docker" "rm" "-f" "d0bb6ba1ac1e1b0662ca05498b2542f97a8cda9f3fd3659b0f8196da1350ff76"`
Dec 18 18:26:06.510 INFO [stdout] d0bb6ba1ac1e1b0662ca05498b2542f97a8cda9f3fd3659b0f8196da1350ff76