Dec 19 04:24:41.037 INFO checking zzeroo/average against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 04:24:41.037 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-6/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/zzeroo/average:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 04:24:41.624 INFO [stdout] 131e90c7dbc92ab9ddb10c46b49c4d475cba741253b9ac3a33fdecb6a2bc14d5
Dec 19 04:24:41.626 INFO running `"docker" "start" "-a" "131e90c7dbc92ab9ddb10c46b49c4d475cba741253b9ac3a33fdecb6a2bc14d5"`
Dec 19 04:24:43.792 INFO [stderr]     Checking num-traits v0.1.36
Dec 19 04:24:43.792 INFO [stderr]     Checking libc v0.2.20
Dec 19 04:24:43.796 INFO [stderr]     Checking serde v0.9.7
Dec 19 04:24:45.458 INFO [stderr]     Checking time v0.1.36
Dec 19 04:24:45.459 INFO [stderr]     Checking rand v0.3.15
Dec 19 04:24:46.385 INFO [stderr]     Checking num-integer v0.1.32
Dec 19 04:24:47.322 INFO [stderr]     Checking num-iter v0.1.32
Dec 19 04:24:47.851 INFO [stderr]     Checking num v0.1.36
Dec 19 04:24:53.445 INFO [stderr]     Checking chrono v0.3.0
Dec 19 04:24:55.114 INFO [stderr]     Checking average v0.1.0 (/opt/crater/workdir)
Dec 19 04:24:55.297 INFO [stderr] warning: unused import: `chrono::prelude::*`
Dec 19 04:24:55.297 INFO [stderr]  --> src/lib.rs:7:5
Dec 19 04:24:55.297 INFO [stderr]   |
Dec 19 04:24:55.297 INFO [stderr] 7 | use chrono::prelude::*;
Dec 19 04:24:55.298 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 19 04:24:55.298 INFO [stderr]   |
Dec 19 04:24:55.298 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 04:24:55.298 INFO [stderr] 
Dec 19 04:24:55.362 INFO [stderr] warning: unused variable: `three_second`
Dec 19 04:24:55.362 INFO [stderr]   --> src/lib.rs:26:9
Dec 19 04:24:55.362 INFO [stderr]    |
Dec 19 04:24:55.362 INFO [stderr] 26 |     let three_second = Duration::new(3, 0);
Dec 19 04:24:55.362 INFO [stderr]    |         ^^^^^^^^^^^^ help: consider using `_three_second` instead
Dec 19 04:24:55.363 INFO [stderr]    |
Dec 19 04:24:55.363 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 04:24:55.363 INFO [stderr] 
Dec 19 04:24:55.373 INFO [stderr] warning: unused import: `chrono::prelude::*`
Dec 19 04:24:55.373 INFO [stderr]  --> src/lib.rs:7:5
Dec 19 04:24:55.373 INFO [stderr]   |
Dec 19 04:24:55.373 INFO [stderr] 7 | use chrono::prelude::*;
Dec 19 04:24:55.373 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 19 04:24:55.373 INFO [stderr]   |
Dec 19 04:24:55.373 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 04:24:55.373 INFO [stderr] 
Dec 19 04:24:55.375 INFO [stderr] warning: function is never used: `sum`
Dec 19 04:24:55.375 INFO [stderr]   --> src/lib.rs:12:1
Dec 19 04:24:55.375 INFO [stderr]    |
Dec 19 04:24:55.375 INFO [stderr] 12 | fn sum(values: &Vec<(u32, Instant)>) -> Option<f64> {
Dec 19 04:24:55.375 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 04:24:55.375 INFO [stderr]    |
Dec 19 04:24:55.375 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 04:24:55.375 INFO [stderr] 
Dec 19 04:24:55.547 INFO [stderr] warning: unused variable: `three_second`
Dec 19 04:24:55.547 INFO [stderr]   --> src/lib.rs:26:9
Dec 19 04:24:55.548 INFO [stderr]    |
Dec 19 04:24:55.548 INFO [stderr] 26 |     let three_second = Duration::new(3, 0);
Dec 19 04:24:55.548 INFO [stderr]    |         ^^^^^^^^^^^^ help: consider using `_three_second` instead
Dec 19 04:24:55.549 INFO [stderr]    |
Dec 19 04:24:55.549 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 04:24:55.549 INFO [stderr] 
Dec 19 04:24:55.549 INFO [stderr] warning: unused variable: `i`
Dec 19 04:24:55.550 INFO [stderr]   --> src/lib.rs:69:13
Dec 19 04:24:55.550 INFO [stderr]    |
Dec 19 04:24:55.550 INFO [stderr] 69 |         for i in 0..1801 {
Dec 19 04:24:55.551 INFO [stderr]    |             ^ help: consider using `_i` instead
Dec 19 04:24:55.551 INFO [stderr] 
Dec 19 04:24:55.834 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.12s
Dec 19 04:24:57.219 INFO running `"docker" "inspect" "131e90c7dbc92ab9ddb10c46b49c4d475cba741253b9ac3a33fdecb6a2bc14d5"`
Dec 19 04:24:57.408 INFO running `"docker" "rm" "-f" "131e90c7dbc92ab9ddb10c46b49c4d475cba741253b9ac3a33fdecb6a2bc14d5"`
Dec 19 04:24:57.547 INFO [stdout] 131e90c7dbc92ab9ddb10c46b49c4d475cba741253b9ac3a33fdecb6a2bc14d5