Dec 11 21:00:20.070 INFO checking charignon/optirust against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 11 21:00:20.070 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-3/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/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 +aa9aa79c3c583aab59ac9134542d60a780c35e2e-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 11 21:00:20.599 INFO [stdout] 1f8091149f5ed5542ce0510e71bebc9984a0d9c46782e18915f91630e30a691d
Dec 11 21:00:20.601 INFO running `"docker" "start" "-a" "1f8091149f5ed5542ce0510e71bebc9984a0d9c46782e18915f91630e30a691d"`
Dec 11 21:00:22.120 INFO [stderr] usermod: no changes
Dec 11 21:00:22.608 INFO [stderr]    Compiling ndarray v0.9.1
Dec 11 21:00:22.613 INFO [stderr]     Checking bytecount v0.1.7
Dec 11 21:00:22.614 INFO [stderr]     Checking num-complex v0.1.41
Dec 11 21:00:22.614 INFO [stderr]     Checking itertools-num v0.1.1
Dec 11 21:00:22.614 INFO [stderr]     Checking fxhash v0.2.1
Dec 11 21:00:22.615 INFO [stderr]     Checking multimap v0.4.0
Dec 11 21:00:22.615 INFO [stderr]    Compiling aho-corasick v0.6.4
Dec 11 21:00:22.615 INFO [stderr]     Checking csv-core v0.1.4
Dec 11 21:00:25.058 INFO [stderr]     Checking textwrap v0.9.0
Dec 11 21:00:25.118 INFO [stderr]    Compiling newtype_derive v0.1.6
Dec 11 21:00:25.462 INFO [stderr]     Checking ordered-float v0.5.0
Dec 11 21:00:26.300 INFO [stderr]     Checking serde_yaml v0.7.3
Dec 11 21:00:26.368 INFO [stderr]     Checking uuid v0.2.3
Dec 11 21:00:27.456 INFO [stderr]    Compiling rayon v0.7.1
Dec 11 21:00:28.508 INFO [stderr]     Checking csv v1.0.0-beta.5
Dec 11 21:00:28.548 INFO [stderr]     Checking rayon v0.9.0
Dec 11 21:00:28.868 INFO [stderr]     Checking chrono v0.2.25
Dec 11 21:00:29.387 INFO [stderr]     Checking chrono v0.4.0
Dec 11 21:00:30.476 INFO [stderr]    Compiling regex v0.2.5
Dec 11 21:00:33.471 INFO [stderr]     Checking vec_map v0.8.0
Dec 11 21:00:37.836 INFO [stderr]     Checking url v0.5.10
Dec 11 21:00:38.798 INFO [stderr]     Checking clap v2.29.4
Dec 11 21:00:41.422 INFO [stderr]    Compiling ring v0.11.0
Dec 11 21:00:58.244 INFO [stderr]    Compiling parse-zoneinfo v0.1.1
Dec 11 21:01:04.799 INFO [stderr]    Compiling chrono-tz v0.4.1
Dec 11 21:01:06.508 INFO [stderr]     Checking bio v0.16.0
Dec 11 21:01:07.274 INFO [stderr]     Checking webpki v0.14.0
Dec 11 21:01:09.366 INFO [stderr]     Checking webpki-roots v0.11.0
Dec 11 21:01:09.367 INFO [stderr]     Checking rustls v0.9.0
Dec 11 21:01:16.572 INFO [stderr]     Checking hyper-rustls v0.6.1
Dec 11 21:01:18.253 INFO [stderr]     Checking yup-oauth2 v1.0.6
Dec 11 21:01:22.288 INFO [stderr]     Checking google-calendar3 v1.0.7+20171205
Dec 11 21:01:31.859 INFO [stderr]     Checking optirust v0.1.0 (/source)
Dec 11 21:01:32.336 INFO [stderr] warning: function is never used: `main`
Dec 11 21:01:32.336 INFO [stderr]  --> dummy.rs:2:1
Dec 11 21:01:32.337 INFO [stderr]   |
Dec 11 21:01:32.337 INFO [stderr] 2 | fn main() {
Dec 11 21:01:32.337 INFO [stderr]   | ^^^^^^^^^
Dec 11 21:01:32.337 INFO [stderr]   |
Dec 11 21:01:32.338 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 11 21:01:32.338 INFO [stderr] 
Dec 11 21:01:39.280 INFO [stderr] warning: unused import: `fixtures::test_desired_meeting`
Dec 11 21:01:39.280 INFO [stderr]  --> src/gen.rs:5:5
Dec 11 21:01:39.280 INFO [stderr]   |
Dec 11 21:01:39.280 INFO [stderr] 5 | use fixtures::test_desired_meeting;
Dec 11 21:01:39.280 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 21:01:39.280 INFO [stderr]   |
Dec 11 21:01:39.280 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 21:01:39.280 INFO [stderr] 
Dec 11 21:01:39.280 INFO [stderr] warning: unused import: `fixtures`
Dec 11 21:01:39.280 INFO [stderr]  --> src/solver.rs:9:5
Dec 11 21:01:39.280 INFO [stderr]   |
Dec 11 21:01:39.280 INFO [stderr] 9 | use fixtures;
Dec 11 21:01:39.280 INFO [stderr]   |     ^^^^^^^^
Dec 11 21:01:39.280 INFO [stderr] 
Dec 11 21:01:39.280 INFO [stderr] warning: unused imports: `test_config`, `test_input`, `test_invalid_input`
Dec 11 21:01:39.280 INFO [stderr]   --> src/types.rs:17:16
Dec 11 21:01:39.280 INFO [stderr]    |
Dec 11 21:01:39.280 INFO [stderr] 17 | use fixtures::{test_config, test_input, test_invalid_input};
Dec 11 21:01:39.280 INFO [stderr]    |                ^^^^^^^^^^^  ^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^
Dec 11 21:01:39.280 INFO [stderr] 
Dec 11 21:01:41.776 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 19s
Dec 11 21:01:41.788 INFO [stderr] su: No module specific data is present
Dec 11 21:01:42.078 INFO running `"docker" "inspect" "1f8091149f5ed5542ce0510e71bebc9984a0d9c46782e18915f91630e30a691d"`
Dec 11 21:01:42.174 INFO running `"docker" "rm" "-f" "1f8091149f5ed5542ce0510e71bebc9984a0d9c46782e18915f91630e30a691d"`
Dec 11 21:01:42.284 INFO [stdout] 1f8091149f5ed5542ce0510e71bebc9984a0d9c46782e18915f91630e30a691d