Dec 05 02:45:39.812 INFO checking EFulmer/rust-koans against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 05 02:45:39.812 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-0/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/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 +1df97983eb2057dc6a8f7eb364e263b51ae23230-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 05 02:45:40.310 INFO [stdout] f6bd4765297f61238cb70c6cfa4c176c0460d557a69184398895d92bc7f99ba1
Dec 05 02:45:40.312 INFO running `"docker" "start" "-a" "f6bd4765297f61238cb70c6cfa4c176c0460d557a69184398895d92bc7f99ba1"`
Dec 05 02:45:41.315 INFO [stderr] usermod: no changes
Dec 05 02:45:41.361 INFO [stderr]     Checking rust-koans v0.1.0 (/source)
Dec 05 02:45:41.823 INFO [stderr] warning: unused import: `util::*`
Dec 05 02:45:41.823 INFO [stderr]  --> src/about_asserts.rs:1:5
Dec 05 02:45:41.823 INFO [stderr]   |
Dec 05 02:45:41.823 INFO [stderr] 1 | use util::*;
Dec 05 02:45:41.823 INFO [stderr]   |     ^^^^^^^
Dec 05 02:45:41.823 INFO [stderr]   |
Dec 05 02:45:41.823 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 02:45:41.823 INFO [stderr] 
Dec 05 02:45:41.891 INFO [stderr] warning: function is never used: `test_eq`
Dec 05 02:45:41.891 INFO [stderr]  --> src/util.rs:6:1
Dec 05 02:45:41.891 INFO [stderr]   |
Dec 05 02:45:41.891 INFO [stderr] 6 | pub fn test_eq<T: Any + Debug, U: Any + Debug + PartialEq>(actual: T, expected: U) 
Dec 05 02:45:41.891 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 02:45:41.891 INFO [stderr]   |
Dec 05 02:45:41.891 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 05 02:45:41.891 INFO [stderr] 
Dec 05 02:45:41.891 INFO [stderr] warning: function is never used: `test_true`
Dec 05 02:45:41.891 INFO [stderr]   --> src/util.rs:23:1
Dec 05 02:45:41.891 INFO [stderr]    |
Dec 05 02:45:41.891 INFO [stderr] 23 | pub fn test_true<T: Any + Debug + PartialEq>(v: T) {
Dec 05 02:45:41.891 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 02:45:41.891 INFO [stderr] 
Dec 05 02:45:42.041 INFO [stderr] warning: function is never used: `test_true`
Dec 05 02:45:42.041 INFO [stderr]   --> src/util.rs:23:1
Dec 05 02:45:42.041 INFO [stderr]    |
Dec 05 02:45:42.041 INFO [stderr] 23 | pub fn test_true<T: Any + Debug + PartialEq>(v: T) {
Dec 05 02:45:42.041 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 02:45:42.041 INFO [stderr]    |
Dec 05 02:45:42.041 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 05 02:45:42.041 INFO [stderr] 
Dec 05 02:45:42.114 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.77s
Dec 05 02:45:42.115 INFO [stderr] su: No module specific data is present
Dec 05 02:45:42.852 INFO running `"docker" "inspect" "f6bd4765297f61238cb70c6cfa4c176c0460d557a69184398895d92bc7f99ba1"`
Dec 05 02:45:43.156 INFO running `"docker" "rm" "-f" "f6bd4765297f61238cb70c6cfa4c176c0460d557a69184398895d92bc7f99ba1"`
Dec 05 02:45:43.445 INFO [stdout] f6bd4765297f61238cb70c6cfa4c176c0460d557a69184398895d92bc7f99ba1