Dec 14 10:47:12.828 INFO testing EFulmer/rust-koans against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 14 10:47:12.828 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-0/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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"`
Dec 14 10:47:13.323 INFO [stdout] 98ffa5b69fd0063fd4882d59ffc140e794c2eed1db481fc419492ef8bc5f4aee
Dec 14 10:47:13.328 INFO running `"docker" "start" "-a" "98ffa5b69fd0063fd4882d59ffc140e794c2eed1db481fc419492ef8bc5f4aee"`
Dec 14 10:47:15.054 INFO [stderr] usermod: no changes
Dec 14 10:47:15.099 INFO [stderr]    Compiling rust-koans v0.1.0 (/source)
Dec 14 10:47:15.583 INFO [stderr] warning: unused import: `util::*`
Dec 14 10:47:15.583 INFO [stderr]  --> src/about_asserts.rs:1:5
Dec 14 10:47:15.583 INFO [stderr]   |
Dec 14 10:47:15.583 INFO [stderr] 1 | use util::*;
Dec 14 10:47:15.583 INFO [stderr]   |     ^^^^^^^
Dec 14 10:47:15.583 INFO [stderr]   |
Dec 14 10:47:15.583 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 14 10:47:15.583 INFO [stderr] 
Dec 14 10:47:15.659 INFO [stderr] warning: function is never used: `test_eq`
Dec 14 10:47:15.659 INFO [stderr]  --> src/util.rs:6:1
Dec 14 10:47:15.659 INFO [stderr]   |
Dec 14 10:47:15.659 INFO [stderr] 6 | pub fn test_eq<T: Any + Debug, U: Any + Debug + PartialEq>(actual: T, expected: U) 
Dec 14 10:47:15.659 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 10:47:15.659 INFO [stderr]   |
Dec 14 10:47:15.659 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 14 10:47:15.659 INFO [stderr] 
Dec 14 10:47:15.659 INFO [stderr] warning: function is never used: `test_true`
Dec 14 10:47:15.659 INFO [stderr]   --> src/util.rs:23:1
Dec 14 10:47:15.659 INFO [stderr]    |
Dec 14 10:47:15.659 INFO [stderr] 23 | pub fn test_true<T: Any + Debug + PartialEq>(v: T) {
Dec 14 10:47:15.659 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 10:47:15.659 INFO [stderr] 
Dec 14 10:47:16.041 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.97s
Dec 14 10:47:16.044 INFO [stderr] su: No module specific data is present
Dec 14 10:47:16.859 INFO running `"docker" "inspect" "98ffa5b69fd0063fd4882d59ffc140e794c2eed1db481fc419492ef8bc5f4aee"`
Dec 14 10:47:17.155 INFO running `"docker" "rm" "-f" "98ffa5b69fd0063fd4882d59ffc140e794c2eed1db481fc419492ef8bc5f4aee"`
Dec 14 10:47:17.591 INFO [stdout] 98ffa5b69fd0063fd4882d59ffc140e794c2eed1db481fc419492ef8bc5f4aee
Dec 14 10:47:17.598 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-0/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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"`
Dec 14 10:47:18.004 INFO [stdout] c4940008318effd7cd2ae4559bc1b5c38c46c9005dedab9762c3a5d1be8f182d
Dec 14 10:47:18.006 INFO running `"docker" "start" "-a" "c4940008318effd7cd2ae4559bc1b5c38c46c9005dedab9762c3a5d1be8f182d"`
Dec 14 10:47:19.671 INFO [stderr] usermod: no changes
Dec 14 10:47:19.735 INFO [stderr]    Compiling rust-koans v0.1.0 (/source)
Dec 14 10:47:20.582 INFO [stderr] warning: function is never used: `test_true`
Dec 14 10:47:20.582 INFO [stderr]   --> src/util.rs:23:1
Dec 14 10:47:20.582 INFO [stderr]    |
Dec 14 10:47:20.590 INFO [stderr] 23 | pub fn test_true<T: Any + Debug + PartialEq>(v: T) {
Dec 14 10:47:20.590 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 10:47:20.590 INFO [stderr]    |
Dec 14 10:47:20.590 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 14 10:47:20.590 INFO [stderr] 
Dec 14 10:47:21.239 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.54s
Dec 14 10:47:21.239 INFO [stderr] su: No module specific data is present
Dec 14 10:47:22.012 INFO running `"docker" "inspect" "c4940008318effd7cd2ae4559bc1b5c38c46c9005dedab9762c3a5d1be8f182d"`
Dec 14 10:47:22.300 INFO running `"docker" "rm" "-f" "c4940008318effd7cd2ae4559bc1b5c38c46c9005dedab9762c3a5d1be8f182d"`
Dec 14 10:47:22.643 INFO [stdout] c4940008318effd7cd2ae4559bc1b5c38c46c9005dedab9762c3a5d1be8f182d