Dec 04 21:05:37.406 INFO checking charignon/optirust against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 04 21:05:37.406 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-0/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/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 21:05:37.847 INFO [stdout] ee5015fab825f69fe48782b2e33795fc0f6169dddc447df1ec8a07e0af2ddcc6
Dec 04 21:05:37.853 INFO running `"docker" "start" "-a" "ee5015fab825f69fe48782b2e33795fc0f6169dddc447df1ec8a07e0af2ddcc6"`
Dec 04 21:05:39.210 INFO [stderr] usermod: no changes
Dec 04 21:05:39.659 INFO [stderr]    Compiling regex-syntax v0.4.2
Dec 04 21:05:39.673 INFO [stderr]     Checking bytecount v0.1.7
Dec 04 21:05:39.673 INFO [stderr]    Compiling memchr v2.0.1
Dec 04 21:05:39.673 INFO [stderr]     Checking unicode-bidi v0.2.6
Dec 04 21:05:39.673 INFO [stderr]     Checking num-complex v0.1.41
Dec 04 21:05:39.673 INFO [stderr]     Checking itertools-num v0.1.1
Dec 04 21:05:39.673 INFO [stderr]     Checking base64 v0.5.2
Dec 04 21:05:39.673 INFO [stderr]     Checking fxhash v0.2.1
Dec 04 21:05:42.579 INFO [stderr]     Checking multimap v0.4.0
Dec 04 21:05:42.579 INFO [stderr]     Checking serde_json v1.0.9
Dec 04 21:05:42.579 INFO [stderr]     Checking itertools v0.6.5
Dec 04 21:05:42.610 INFO [stderr]     Checking csv-core v0.1.4
Dec 04 21:05:42.664 INFO [stderr]     Checking ordered-float v0.5.0
Dec 04 21:05:43.355 INFO [stderr]     Checking serde_yaml v0.7.3
Dec 04 21:05:45.779 INFO [stderr]     Checking uuid v0.2.3
Dec 04 21:05:46.279 INFO [stderr]    Compiling aho-corasick v0.6.4
Dec 04 21:05:46.439 INFO [stderr]    Compiling openssl v0.9.23
Dec 04 21:05:46.567 INFO [stderr]    Compiling rayon v0.7.1
Dec 04 21:05:47.095 INFO [stderr]     Checking rayon v0.9.0
Dec 04 21:05:53.111 INFO [stderr]     Checking chrono v0.2.25
Dec 04 21:05:53.227 INFO [stderr]     Checking chrono v0.4.0
Dec 04 21:05:56.188 INFO [stderr]     Checking csv v1.0.0-beta.5
Dec 04 21:06:06.556 INFO [stderr]     Checking url v0.5.10
Dec 04 21:06:06.607 INFO [stderr]     Checking vec_map v0.8.0
Dec 04 21:06:06.663 INFO [stderr]     Checking ndarray v0.9.1
Dec 04 21:06:06.928 INFO [stderr]    Compiling ring v0.11.0
Dec 04 21:06:07.265 INFO [stderr]    Compiling regex v0.2.5
Dec 04 21:06:10.329 INFO [stderr]     Checking clap v2.29.4
Dec 04 21:06:25.587 INFO [stderr]    Compiling parse-zoneinfo v0.1.1
Dec 04 21:06:28.779 INFO [stderr]     Checking webpki v0.14.0
Dec 04 21:06:30.626 INFO [stderr]     Checking webpki-roots v0.11.0
Dec 04 21:06:30.626 INFO [stderr]     Checking rustls v0.9.0
Dec 04 21:06:30.895 INFO [stderr]     Checking bio v0.16.0
Dec 04 21:06:33.311 INFO [stderr]    Compiling chrono-tz v0.4.1
Dec 04 21:06:37.291 INFO [stderr]     Checking hyper-rustls v0.6.1
Dec 04 21:06:39.975 INFO [stderr]     Checking yup-oauth2 v1.0.6
Dec 04 21:06:43.529 INFO [stderr]     Checking google-calendar3 v1.0.7+20171205
Dec 04 21:06:56.931 INFO [stderr]     Checking optirust v0.1.0 (/source)
Dec 04 21:06:57.311 INFO [stderr] warning: function is never used: `main`
Dec 04 21:06:57.311 INFO [stderr]  --> dummy.rs:2:1
Dec 04 21:06:57.311 INFO [stderr]   |
Dec 04 21:06:57.311 INFO [stderr] 2 | fn main() {
Dec 04 21:06:57.311 INFO [stderr]   | ^^^^^^^^^
Dec 04 21:06:57.311 INFO [stderr]   |
Dec 04 21:06:57.311 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 04 21:06:57.311 INFO [stderr] 
Dec 04 21:07:01.969 INFO [stderr] warning: unused import: `fixtures::test_desired_meeting`
Dec 04 21:07:01.969 INFO [stderr]  --> src/gen.rs:5:5
Dec 04 21:07:01.969 INFO [stderr]   |
Dec 04 21:07:01.969 INFO [stderr] 5 | use fixtures::test_desired_meeting;
Dec 04 21:07:01.969 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 21:07:01.969 INFO [stderr]   |
Dec 04 21:07:01.969 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 21:07:01.969 INFO [stderr] 
Dec 04 21:07:01.969 INFO [stderr] warning: unused import: `fixtures`
Dec 04 21:07:01.969 INFO [stderr]  --> src/solver.rs:9:5
Dec 04 21:07:01.969 INFO [stderr]   |
Dec 04 21:07:01.969 INFO [stderr] 9 | use fixtures;
Dec 04 21:07:01.969 INFO [stderr]   |     ^^^^^^^^
Dec 04 21:07:01.969 INFO [stderr] 
Dec 04 21:07:01.969 INFO [stderr] warning: unused imports: `test_config`, `test_input`, `test_invalid_input`
Dec 04 21:07:01.969 INFO [stderr]   --> src/types.rs:17:16
Dec 04 21:07:01.969 INFO [stderr]    |
Dec 04 21:07:01.969 INFO [stderr] 17 | use fixtures::{test_config, test_input, test_invalid_input};
Dec 04 21:07:01.969 INFO [stderr]    |                ^^^^^^^^^^^  ^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^
Dec 04 21:07:01.969 INFO [stderr] 
Dec 04 21:07:02.959 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 23s
Dec 04 21:07:02.974 INFO [stderr] su: No module specific data is present
Dec 04 21:07:03.266 INFO running `"docker" "inspect" "ee5015fab825f69fe48782b2e33795fc0f6169dddc447df1ec8a07e0af2ddcc6"`
Dec 04 21:07:03.439 INFO running `"docker" "rm" "-f" "ee5015fab825f69fe48782b2e33795fc0f6169dddc447df1ec8a07e0af2ddcc6"`
Dec 04 21:07:03.755 INFO [stdout] ee5015fab825f69fe48782b2e33795fc0f6169dddc447df1ec8a07e0af2ddcc6