Nov 30 11:21:02.596 INFO checking EFulmer/rust-koans against master#a49316ddc99d9d595193557fc899f6c52e4d9af9 for pr-56323
Nov 30 11:21:02.596 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-1/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56323/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/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 +a49316ddc99d9d595193557fc899f6c52e4d9af9-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 11:21:03.040 INFO [stdout] fd9ecf89556abd795381bed2ff1c516f7adf8bc9e1f1043f211ad2a6dbe9c074
Nov 30 11:21:03.042 INFO running `"docker" "start" "-a" "fd9ecf89556abd795381bed2ff1c516f7adf8bc9e1f1043f211ad2a6dbe9c074"`
Nov 30 11:21:04.636 INFO [stderr] usermod: no changes
Nov 30 11:21:04.696 INFO [stderr]     Checking rust-koans v0.1.0 (/source)
Nov 30 11:21:05.305 INFO [stderr] warning: unused import: `util::*`
Nov 30 11:21:05.305 INFO [stderr]  --> src/about_asserts.rs:1:5
Nov 30 11:21:05.305 INFO [stderr]   |
Nov 30 11:21:05.305 INFO [stderr] 1 | use util::*;
Nov 30 11:21:05.305 INFO [stderr]   |     ^^^^^^^
Nov 30 11:21:05.305 INFO [stderr]   |
Nov 30 11:21:05.305 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 30 11:21:05.305 INFO [stderr] 
Nov 30 11:21:05.379 INFO [stderr] warning: function is never used: `test_eq`
Nov 30 11:21:05.379 INFO [stderr]  --> src/util.rs:6:1
Nov 30 11:21:05.379 INFO [stderr]   |
Nov 30 11:21:05.379 INFO [stderr] 6 | pub fn test_eq<T: Any + Debug, U: Any + Debug + PartialEq>(actual: T, expected: U) 
Nov 30 11:21:05.379 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 11:21:05.379 INFO [stderr]   |
Nov 30 11:21:05.384 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 30 11:21:05.384 INFO [stderr] 
Nov 30 11:21:05.384 INFO [stderr] warning: function is never used: `test_true`
Nov 30 11:21:05.384 INFO [stderr]   --> src/util.rs:23:1
Nov 30 11:21:05.384 INFO [stderr]    |
Nov 30 11:21:05.384 INFO [stderr] 23 | pub fn test_true<T: Any + Debug + PartialEq>(v: T) {
Nov 30 11:21:05.384 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 11:21:05.384 INFO [stderr] 
Nov 30 11:21:05.624 INFO [stderr] warning: function is never used: `test_true`
Nov 30 11:21:05.624 INFO [stderr]   --> src/util.rs:23:1
Nov 30 11:21:05.624 INFO [stderr]    |
Nov 30 11:21:05.624 INFO [stderr] 23 | pub fn test_true<T: Any + Debug + PartialEq>(v: T) {
Nov 30 11:21:05.624 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 11:21:05.624 INFO [stderr]    |
Nov 30 11:21:05.624 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 30 11:21:05.624 INFO [stderr] 
Nov 30 11:21:05.656 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.99s
Nov 30 11:21:05.656 INFO [stderr] su: No module specific data is present
Nov 30 11:21:06.700 INFO running `"docker" "inspect" "fd9ecf89556abd795381bed2ff1c516f7adf8bc9e1f1043f211ad2a6dbe9c074"`
Nov 30 11:21:07.036 INFO running `"docker" "rm" "-f" "fd9ecf89556abd795381bed2ff1c516f7adf8bc9e1f1043f211ad2a6dbe9c074"`
Nov 30 11:21:07.431 INFO [stdout] fd9ecf89556abd795381bed2ff1c516f7adf8bc9e1f1043f211ad2a6dbe9c074