Nov 17 15:45:49.654 INFO testing EFulmer/rust-koans against master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c for pr-55982
Nov 17 15:45:49.654 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-6/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-alt build --frozen" "-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 17 15:45:50.148 INFO [stdout] 481931caad8acfccce16c170035ea6b1ed613be5dea043a8c3a8862a546e64f4
Nov 17 15:45:50.159 INFO running `"docker" "start" "-a" "481931caad8acfccce16c170035ea6b1ed613be5dea043a8c3a8862a546e64f4"`
Nov 17 15:45:51.514 INFO [stderr] usermod: no changes
Nov 17 15:45:51.571 INFO [stderr]    Compiling rust-koans v0.1.0 (/source)
Nov 17 15:45:51.983 INFO [stderr] warning: unused import: `util::*`
Nov 17 15:45:51.983 INFO [stderr]  --> src/about_asserts.rs:1:5
Nov 17 15:45:51.983 INFO [stderr]   |
Nov 17 15:45:51.983 INFO [stderr] 1 | use util::*;
Nov 17 15:45:51.983 INFO [stderr]   |     ^^^^^^^
Nov 17 15:45:51.983 INFO [stderr]   |
Nov 17 15:45:51.983 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 17 15:45:51.983 INFO [stderr] 
Nov 17 15:45:52.031 INFO [stderr] warning: function is never used: `test_eq`
Nov 17 15:45:52.031 INFO [stderr]  --> src/util.rs:6:1
Nov 17 15:45:52.031 INFO [stderr]   |
Nov 17 15:45:52.031 INFO [stderr] 6 | pub fn test_eq<T: Any + Debug, U: Any + Debug + PartialEq>(actual: T, expected: U) 
Nov 17 15:45:52.031 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 15:45:52.031 INFO [stderr]   |
Nov 17 15:45:52.031 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 17 15:45:52.031 INFO [stderr] 
Nov 17 15:45:52.031 INFO [stderr] warning: function is never used: `test_true`
Nov 17 15:45:52.031 INFO [stderr]   --> src/util.rs:23:1
Nov 17 15:45:52.031 INFO [stderr]    |
Nov 17 15:45:52.031 INFO [stderr] 23 | pub fn test_true<T: Any + Debug + PartialEq>(v: T) {
Nov 17 15:45:52.031 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 15:45:52.031 INFO [stderr] 
Nov 17 15:45:52.315 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.77s
Nov 17 15:45:52.317 INFO [stderr] su: No module specific data is present
Nov 17 15:45:53.304 INFO running `"docker" "inspect" "481931caad8acfccce16c170035ea6b1ed613be5dea043a8c3a8862a546e64f4"`
Nov 17 15:45:53.507 INFO running `"docker" "rm" "-f" "481931caad8acfccce16c170035ea6b1ed613be5dea043a8c3a8862a546e64f4"`
Nov 17 15:45:53.660 INFO [stdout] 481931caad8acfccce16c170035ea6b1ed613be5dea043a8c3a8862a546e64f4
Nov 17 15:45:53.670 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-6/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-alt test --frozen --no-run" "-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 17 15:45:54.060 INFO [stdout] b181dac3a33373c6571fffa0eee0d0421e8888d32897fee19f6aa5ae02e443b7
Nov 17 15:45:54.064 INFO running `"docker" "start" "-a" "b181dac3a33373c6571fffa0eee0d0421e8888d32897fee19f6aa5ae02e443b7"`
Nov 17 15:45:54.924 INFO [stderr] usermod: no changes
Nov 17 15:45:54.992 INFO [stderr]    Compiling rust-koans v0.1.0 (/source)
Nov 17 15:45:55.550 INFO [stderr] warning: function is never used: `test_true`
Nov 17 15:45:55.550 INFO [stderr]   --> src/util.rs:23:1
Nov 17 15:45:55.550 INFO [stderr]    |
Nov 17 15:45:55.550 INFO [stderr] 23 | pub fn test_true<T: Any + Debug + PartialEq>(v: T) {
Nov 17 15:45:55.550 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 15:45:55.550 INFO [stderr]    |
Nov 17 15:45:55.550 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 17 15:45:55.550 INFO [stderr] 
Nov 17 15:45:56.032 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.07s
Nov 17 15:45:56.034 INFO [stderr] su: No module specific data is present
Nov 17 15:45:56.352 INFO running `"docker" "inspect" "b181dac3a33373c6571fffa0eee0d0421e8888d32897fee19f6aa5ae02e443b7"`
Nov 17 15:45:56.460 INFO running `"docker" "rm" "-f" "b181dac3a33373c6571fffa0eee0d0421e8888d32897fee19f6aa5ae02e443b7"`
Nov 17 15:45:56.565 INFO [stdout] b181dac3a33373c6571fffa0eee0d0421e8888d32897fee19f6aa5ae02e443b7