Nov 28 11:43:10.501 INFO checking Pamplemousse/mathematical_expression_evaluation against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 28 11:43:10.502 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-6/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/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 +db42d4dad33013eba11ef37342ad9f614e5652b8-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"`
Nov 28 11:43:11.025 INFO [stdout] e7984472c53df28806502cb56408bf537b1fd77cbe902e193532e695d3f14b2e
Nov 28 11:43:11.027 INFO running `"docker" "start" "-a" "e7984472c53df28806502cb56408bf537b1fd77cbe902e193532e695d3f14b2e"`
Nov 28 11:43:13.081 INFO [stderr] usermod: no changes
Nov 28 11:43:13.152 INFO [stderr]     Checking math_eval v0.1.0 (/source)
Nov 28 11:43:13.609 INFO [stderr] warning: unused import: `self::literal::digit::Digit`
Nov 28 11:43:13.609 INFO [stderr]  --> src/tokenizer/token/mod.rs:8:5
Nov 28 11:43:13.609 INFO [stderr]   |
Nov 28 11:43:13.609 INFO [stderr] 8 | use self::literal::digit::Digit;
Nov 28 11:43:13.609 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 11:43:13.609 INFO [stderr]   |
Nov 28 11:43:13.609 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 28 11:43:13.609 INFO [stderr] 
Nov 28 11:43:13.609 INFO [stderr] warning: unused import: `self::token::operator::Operator`
Nov 28 11:43:13.609 INFO [stderr]  --> src/tokenizer/mod.rs:5:5
Nov 28 11:43:13.609 INFO [stderr]   |
Nov 28 11:43:13.609 INFO [stderr] 5 | use self::token::operator::Operator;
Nov 28 11:43:13.609 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 11:43:13.609 INFO [stderr] 
Nov 28 11:43:13.609 INFO [stderr] warning: unused import: `self::literal::digit::Digit`
Nov 28 11:43:13.609 INFO [stderr]  --> src/tokenizer/token/mod.rs:8:5
Nov 28 11:43:13.609 INFO [stderr]   |
Nov 28 11:43:13.609 INFO [stderr] 8 | use self::literal::digit::Digit;
Nov 28 11:43:13.609 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 11:43:13.609 INFO [stderr]   |
Nov 28 11:43:13.609 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 28 11:43:13.609 INFO [stderr] 
Nov 28 11:43:13.609 INFO [stderr] warning: unused import: `self::token::operator::Operator`
Nov 28 11:43:13.610 INFO [stderr]  --> src/tokenizer/mod.rs:5:5
Nov 28 11:43:13.610 INFO [stderr]   |
Nov 28 11:43:13.610 INFO [stderr] 5 | use self::token::operator::Operator;
Nov 28 11:43:13.610 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 11:43:13.610 INFO [stderr] 
Nov 28 11:43:13.724 INFO [stderr] warning: method is never used: `from`
Nov 28 11:43:13.724 INFO [stderr]   --> src/tokenizer/token/literal/mod.rs:14:5
Nov 28 11:43:13.725 INFO [stderr]    |
Nov 28 11:43:13.725 INFO [stderr] 14 |     pub fn from(string: String) -> Literal {
Nov 28 11:43:13.725 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 11:43:13.725 INFO [stderr]    |
Nov 28 11:43:13.725 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 28 11:43:13.725 INFO [stderr] 
Nov 28 11:43:13.947 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.82s
Nov 28 11:43:13.948 INFO [stderr] su: No module specific data is present
Nov 28 11:43:14.686 INFO running `"docker" "inspect" "e7984472c53df28806502cb56408bf537b1fd77cbe902e193532e695d3f14b2e"`
Nov 28 11:43:14.910 INFO running `"docker" "rm" "-f" "e7984472c53df28806502cb56408bf537b1fd77cbe902e193532e695d3f14b2e"`
Nov 28 11:43:15.212 INFO [stdout] e7984472c53df28806502cb56408bf537b1fd77cbe902e193532e695d3f14b2e