Dec 04 08:51:25.229 INFO checking terakun/homology_group against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 04 08:51:25.229 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-4/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 04 08:51:25.418 INFO [stdout] 8a6cdb882f56345539b8b8ac19a07f318e62d58a930ccd7cc53fba01eb3ec252
Dec 04 08:51:25.425 INFO running `"docker" "start" "-a" "8a6cdb882f56345539b8b8ac19a07f318e62d58a930ccd7cc53fba01eb3ec252"`
Dec 04 08:51:26.023 INFO [stderr] usermod: no changes
Dec 04 08:51:26.084 INFO [stderr]    Compiling num-traits v0.2.6
Dec 04 08:51:26.084 INFO [stderr]    Compiling num-complex v0.2.0
Dec 04 08:51:26.084 INFO [stderr]    Compiling num-bigint v0.2.0
Dec 04 08:51:26.084 INFO [stderr]    Compiling num-iter v0.1.37
Dec 04 08:51:26.085 INFO [stderr]    Compiling num-rational v0.2.1
Dec 04 08:51:26.087 INFO [stderr]     Checking rand v0.5.5
Dec 04 08:51:30.438 INFO [stderr]     Checking num-integer v0.1.39
Dec 04 08:51:30.438 INFO [stderr]     Checking approx v0.3.0
Dec 04 08:51:31.487 INFO [stderr]     Checking alga v0.7.2
Dec 04 08:51:33.571 INFO [stderr]     Checking num v0.2.0
Dec 04 08:51:34.824 INFO [stderr]     Checking nalgebra v0.16.4
Dec 04 08:52:04.771 INFO [stderr]     Checking homology_group v0.1.0 (/source)
Dec 04 08:52:05.408 INFO [stderr] warning: method is never used: `from_chain`
Dec 04 08:52:05.408 INFO [stderr]    --> src/main.rs:178:5
Dec 04 08:52:05.408 INFO [stderr]     |
Dec 04 08:52:05.408 INFO [stderr] 178 |     fn from_chain(chain: &Chain) -> Self {
Dec 04 08:52:05.408 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 08:52:05.408 INFO [stderr]     |
Dec 04 08:52:05.408 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 04 08:52:05.408 INFO [stderr] 
Dec 04 08:52:05.491 INFO [stderr] warning: method is never used: `from_chain`
Dec 04 08:52:05.491 INFO [stderr]    --> src/main.rs:178:5
Dec 04 08:52:05.491 INFO [stderr]     |
Dec 04 08:52:05.491 INFO [stderr] 178 |     fn from_chain(chain: &Chain) -> Self {
Dec 04 08:52:05.491 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 08:52:05.491 INFO [stderr]     |
Dec 04 08:52:05.491 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 04 08:52:05.491 INFO [stderr] 
Dec 04 08:52:05.523 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 39.47s
Dec 04 08:52:05.527 INFO [stderr] su: No module specific data is present
Dec 04 08:52:06.325 INFO running `"docker" "inspect" "8a6cdb882f56345539b8b8ac19a07f318e62d58a930ccd7cc53fba01eb3ec252"`
Dec 04 08:52:06.657 INFO running `"docker" "rm" "-f" "8a6cdb882f56345539b8b8ac19a07f318e62d58a930ccd7cc53fba01eb3ec252"`
Dec 04 08:52:06.903 INFO [stdout] 8a6cdb882f56345539b8b8ac19a07f318e62d58a930ccd7cc53fba01eb3ec252