Dec 14 03:58:32.280 INFO testing adrianbrink/rustlings against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 14 03:58:32.280 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-0/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 03:58:32.754 INFO [stdout] a3adace7c8136d99486a4254c7cad006bf0938da7586c3f8fe25bdb308f24e04
Dec 14 03:58:32.759 INFO running `"docker" "start" "-a" "a3adace7c8136d99486a4254c7cad006bf0938da7586c3f8fe25bdb308f24e04"`
Dec 14 03:58:33.911 INFO [stderr] usermod: no changes
Dec 14 03:58:33.952 INFO [stderr]    Compiling rustlings v0.1.0 (/source)
Dec 14 03:58:34.519 INFO [stderr] warning: function is never used: `is_even`
Dec 14 03:58:34.519 INFO [stderr]  --> src/tests.rs:1:1
Dec 14 03:58:34.519 INFO [stderr]   |
Dec 14 03:58:34.519 INFO [stderr] 1 | fn is_even(num: i32) -> bool {
Dec 14 03:58:34.519 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 03:58:34.519 INFO [stderr]   |
Dec 14 03:58:34.519 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 14 03:58:34.519 INFO [stderr] 
Dec 14 03:58:34.519 INFO [stderr] warning: function is never used: `times_two`
Dec 14 03:58:34.519 INFO [stderr]  --> src/tests.rs:5:1
Dec 14 03:58:34.519 INFO [stderr]   |
Dec 14 03:58:34.519 INFO [stderr] 5 | fn times_two(num: i32) -> i32 {
Dec 14 03:58:34.519 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 03:58:34.519 INFO [stderr] 
Dec 14 03:58:35.421 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.48s
Dec 14 03:58:35.442 INFO [stderr] su: No module specific data is present
Dec 14 03:58:36.490 INFO running `"docker" "inspect" "a3adace7c8136d99486a4254c7cad006bf0938da7586c3f8fe25bdb308f24e04"`
Dec 14 03:58:36.897 INFO running `"docker" "rm" "-f" "a3adace7c8136d99486a4254c7cad006bf0938da7586c3f8fe25bdb308f24e04"`
Dec 14 03:58:37.163 INFO [stdout] a3adace7c8136d99486a4254c7cad006bf0938da7586c3f8fe25bdb308f24e04
Dec 14 03:58:37.164 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-0/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 03:58:37.579 INFO [stdout] fc3f58a1a79cbc1981087d74e849d5017fcb8e403f4550ba444019d931287828
Dec 14 03:58:37.587 INFO running `"docker" "start" "-a" "fc3f58a1a79cbc1981087d74e849d5017fcb8e403f4550ba444019d931287828"`
Dec 14 03:58:39.031 INFO [stderr] usermod: no changes
Dec 14 03:58:39.087 INFO [stderr]    Compiling rustlings v0.1.0 (/source)
Dec 14 03:58:40.323 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.27s
Dec 14 03:58:40.324 INFO [stderr] su: No module specific data is present
Dec 14 03:58:41.187 INFO running `"docker" "inspect" "fc3f58a1a79cbc1981087d74e849d5017fcb8e403f4550ba444019d931287828"`
Dec 14 03:58:41.456 INFO running `"docker" "rm" "-f" "fc3f58a1a79cbc1981087d74e849d5017fcb8e403f4550ba444019d931287828"`
Dec 14 03:58:41.777 INFO [stdout] fc3f58a1a79cbc1981087d74e849d5017fcb8e403f4550ba444019d931287828
Dec 14 03:58:41.859 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-0/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-alt test --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 03:58:42.483 INFO [stdout] dc4a9cb16234f4a2a4e1df627203c7d670bfbcc6f1ad71a32909d2c95377724a
Dec 14 03:58:42.487 INFO running `"docker" "start" "-a" "dc4a9cb16234f4a2a4e1df627203c7d670bfbcc6f1ad71a32909d2c95377724a"`
Dec 14 03:58:43.699 INFO [stderr] usermod: no changes
Dec 14 03:58:43.767 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
Dec 14 03:58:43.767 INFO [stdout] 
Dec 14 03:58:43.767 INFO [stderr]      Running /target/debug/deps/rustlings-318794943f715da3
Dec 14 03:58:43.767 INFO [stdout] running 6 tests
Dec 14 03:58:43.767 INFO [stdout] test tests::tests::you_can_assert_eq ... ok
Dec 14 03:58:43.767 INFO [stdout] test tests::tests::return_twice_of_positive_numbers ... ok
Dec 14 03:58:43.767 INFO [stdout] test tests::tests::return_twice_of_negative_numbers ... ok
Dec 14 03:58:43.767 INFO [stdout] test tests::tests::is_true_when_uneven ... ok
Dec 14 03:58:43.767 INFO [stdout] test tests::tests::is_true_when_even ... ok
Dec 14 03:58:43.767 INFO [stdout] test tests::tests::you_can_assert ... ok
Dec 14 03:58:43.767 INFO [stdout] 
Dec 14 03:58:43.767 INFO [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 14 03:58:43.767 INFO [stdout] 
Dec 14 03:58:43.767 INFO [stderr]      Running /target/debug/deps/rustlings-ca8fed34357588b9
Dec 14 03:58:43.773 INFO [stderr]    Doc-tests rustlings
Dec 14 03:58:43.773 INFO [stdout] 
Dec 14 03:58:43.773 INFO [stdout] running 0 tests
Dec 14 03:58:43.773 INFO [stdout] 
Dec 14 03:58:43.773 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 14 03:58:43.773 INFO [stdout] 
Dec 14 03:58:44.560 INFO [stdout] 
Dec 14 03:58:44.560 INFO [stdout] running 0 tests
Dec 14 03:58:44.560 INFO [stdout] 
Dec 14 03:58:44.560 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 14 03:58:44.560 INFO [stdout] 
Dec 14 03:58:44.573 INFO [stderr] su: No module specific data is present
Dec 14 03:58:45.735 INFO running `"docker" "inspect" "dc4a9cb16234f4a2a4e1df627203c7d670bfbcc6f1ad71a32909d2c95377724a"`
Dec 14 03:58:46.015 INFO running `"docker" "rm" "-f" "dc4a9cb16234f4a2a4e1df627203c7d670bfbcc6f1ad71a32909d2c95377724a"`
Dec 14 03:58:46.276 INFO [stdout] dc4a9cb16234f4a2a4e1df627203c7d670bfbcc6f1ad71a32909d2c95377724a