Nov 30 03:00:44.629 INFO checking fitzgen/cool-rs against try#32252761328f59ccfadb1bafb8148c685bc830b3 for pr-56323
Nov 30 03:00:44.629 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-5/try#32252761328f59ccfadb1bafb8148c685bc830b3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56323/try#32252761328f59ccfadb1bafb8148c685bc830b3:/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 +32252761328f59ccfadb1bafb8148c685bc830b3-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 30 03:00:45.152 INFO [stdout] 888ac294b11847aab672250369ad19a91de15bfed7cd9e66b695b5d38ae4e6c3
Nov 30 03:00:45.158 INFO running `"docker" "start" "-a" "888ac294b11847aab672250369ad19a91de15bfed7cd9e66b695b5d38ae4e6c3"`
Nov 30 03:00:46.449 INFO [stderr] usermod: no changes
Nov 30 03:00:46.814 INFO [stderr]    Compiling ucd-util v0.1.3
Nov 30 03:00:46.817 INFO [stderr]    Compiling lalrpop-util v0.16.2
Nov 30 03:00:46.826 INFO [stderr]     Checking id-arena v2.0.0
Nov 30 03:00:46.829 INFO [stderr]    Compiling itertools v0.7.11
Nov 30 03:00:46.850 INFO [stderr]    Compiling atty v0.2.11
Nov 30 03:00:46.853 INFO [stderr]    Compiling phf_generator v0.7.23
Nov 30 03:00:46.855 INFO [stderr]    Compiling aho-corasick v0.6.9
Nov 30 03:00:48.957 INFO [stderr]    Compiling structopt-derive v0.2.13
Nov 30 03:00:50.448 INFO [stderr]    Compiling string_cache_codegen v0.4.2
Nov 30 03:00:50.536 INFO [stderr]    Compiling regex-syntax v0.6.3
Nov 30 03:01:00.526 INFO [stderr]    Compiling string_cache v0.7.3
Nov 30 03:01:04.177 INFO [stderr]     Checking structopt v0.2.13
Nov 30 03:01:11.752 INFO [stderr]    Compiling regex v1.0.6
Nov 30 03:01:23.157 INFO [stderr]    Compiling docopt v1.0.2
Nov 30 03:01:27.352 INFO [stderr]    Compiling lalrpop v0.16.2
Nov 30 03:02:15.052 INFO [stderr]    Compiling cool-rs v0.1.0 (/source)
Nov 30 03:02:28.188 INFO [stderr] warning: unused variable: `expect_err`
Nov 30 03:02:28.188 INFO [stderr]   --> tests/typing.rs:10:9
Nov 30 03:02:28.188 INFO [stderr]    |
Nov 30 03:02:28.188 INFO [stderr] 10 |     let expect_err = expected.contains("Compilation halted due to static semantic errors.");
Nov 30 03:02:28.188 INFO [stderr]    |         ^^^^^^^^^^ help: consider using `_expect_err` instead
Nov 30 03:02:28.188 INFO [stderr]    |
Nov 30 03:02:28.188 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 30 03:02:28.188 INFO [stderr] 
Nov 30 03:02:28.188 INFO [stderr] warning: unused variable: `classes`
Nov 30 03:02:28.188 INFO [stderr]   --> tests/typing.rs:15:9
Nov 30 03:02:28.188 INFO [stderr]    |
Nov 30 03:02:28.188 INFO [stderr] 15 |     let classes = parser.parse(&mut ctx, &mut lexer).unwrap();
Nov 30 03:02:28.188 INFO [stderr]    |         ^^^^^^^ help: consider using `_classes` instead
Nov 30 03:02:28.188 INFO [stderr] 
Nov 30 03:02:28.188 INFO [stderr] warning: unused variable: `env`
Nov 30 03:02:28.188 INFO [stderr]   --> tests/typing.rs:16:9
Nov 30 03:02:28.188 INFO [stderr]    |
Nov 30 03:02:28.188 INFO [stderr] 16 |     let env = ty::Environment::new(&ctx);
Nov 30 03:02:28.188 INFO [stderr]    |         ^^^ help: consider using `_env` instead
Nov 30 03:02:28.188 INFO [stderr] 
Nov 30 03:02:30.357 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 43s
Nov 30 03:02:30.416 INFO [stderr] su: No module specific data is present
Nov 30 03:02:31.107 INFO running `"docker" "inspect" "888ac294b11847aab672250369ad19a91de15bfed7cd9e66b695b5d38ae4e6c3"`
Nov 30 03:02:31.440 INFO running `"docker" "rm" "-f" "888ac294b11847aab672250369ad19a91de15bfed7cd9e66b695b5d38ae4e6c3"`
Nov 30 03:02:31.772 INFO [stdout] 888ac294b11847aab672250369ad19a91de15bfed7cd9e66b695b5d38ae4e6c3