Dec 12 05:58:00.699 INFO checking toornament-1.1.0 against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 12 05:58:00.699 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-7/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-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 12 05:58:01.211 INFO [stdout] 9ec37f90f266252c443461c11e753d90706cd7309ce2bd6ca832b5ff2ff3b213
Dec 12 05:58:01.213 INFO running `"docker" "start" "-a" "9ec37f90f266252c443461c11e753d90706cd7309ce2bd6ca832b5ff2ff3b213"`
Dec 12 05:58:03.396 INFO [stderr] usermod: no changes
Dec 12 05:58:03.804 INFO [stderr]    Compiling toornament v1.1.0 (/source)
Dec 12 05:58:17.592 INFO [stderr] warning: unused macro definition
Dec 12 05:58:17.592 INFO [stderr]  --> src/macroses.rs:1:1
Dec 12 05:58:17.592 INFO [stderr]   |
Dec 12 05:58:17.592 INFO [stderr] 1 | / macro_rules! format_date {
Dec 12 05:58:17.592 INFO [stderr] 2 | |     ($date:expr) => {
Dec 12 05:58:17.592 INFO [stderr] 3 | |         $date.format("%Y-%m-%d").to_string()
Dec 12 05:58:17.592 INFO [stderr] 4 | |     }
Dec 12 05:58:17.592 INFO [stderr] 5 | | }
Dec 12 05:58:17.592 INFO [stderr]   | |_^
Dec 12 05:58:17.592 INFO [stderr]   |
Dec 12 05:58:17.592 INFO [stderr]   = note: #[warn(unused_macros)] on by default
Dec 12 05:58:17.592 INFO [stderr] 
Dec 12 05:58:17.640 INFO [stderr] warning: doc comment not used by rustdoc
Dec 12 05:58:17.640 INFO [stderr]   --> src/iter/disciplines.rs:76:9
Dec 12 05:58:17.640 INFO [stderr]    |
Dec 12 05:58:17.640 INFO [stderr] 76 |         /// Option::take() returns reference? wtf?
Dec 12 05:58:17.640 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 05:58:17.640 INFO [stderr]    |
Dec 12 05:58:17.640 INFO [stderr]    = note: #[warn(unused_doc_comments)] on by default
Dec 12 05:58:17.640 INFO [stderr] 
Dec 12 05:58:18.031 INFO [stderr] warning: unused macro definition
Dec 12 05:58:18.031 INFO [stderr]  --> src/macroses.rs:1:1
Dec 12 05:58:18.031 INFO [stderr]   |
Dec 12 05:58:18.031 INFO [stderr] 1 | / macro_rules! format_date {
Dec 12 05:58:18.032 INFO [stderr] 2 | |     ($date:expr) => {
Dec 12 05:58:18.032 INFO [stderr] 3 | |         $date.format("%Y-%m-%d").to_string()
Dec 12 05:58:18.032 INFO [stderr] 4 | |     }
Dec 12 05:58:18.032 INFO [stderr] 5 | | }
Dec 12 05:58:18.033 INFO [stderr]   | |_^
Dec 12 05:58:18.033 INFO [stderr]   |
Dec 12 05:58:18.033 INFO [stderr]   = note: #[warn(unused_macros)] on by default
Dec 12 05:58:18.033 INFO [stderr] 
Dec 12 05:58:18.088 INFO [stderr] warning: doc comment not used by rustdoc
Dec 12 05:58:18.088 INFO [stderr]   --> src/iter/disciplines.rs:76:9
Dec 12 05:58:18.089 INFO [stderr]    |
Dec 12 05:58:18.089 INFO [stderr] 76 |         /// Option::take() returns reference? wtf?
Dec 12 05:58:18.089 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 05:58:18.089 INFO [stderr]    |
Dec 12 05:58:18.090 INFO [stderr]    = note: #[warn(unused_doc_comments)] on by default
Dec 12 05:58:18.090 INFO [stderr] 
Dec 12 05:58:32.028 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.61s
Dec 12 05:58:32.052 INFO [stderr] su: No module specific data is present
Dec 12 05:58:32.864 INFO running `"docker" "inspect" "9ec37f90f266252c443461c11e753d90706cd7309ce2bd6ca832b5ff2ff3b213"`
Dec 12 05:58:33.218 INFO running `"docker" "rm" "-f" "9ec37f90f266252c443461c11e753d90706cd7309ce2bd6ca832b5ff2ff3b213"`
Dec 12 05:58:33.577 INFO [stdout] 9ec37f90f266252c443461c11e753d90706cd7309ce2bd6ca832b5ff2ff3b213