Dec 04 05:53:55.801 INFO checking zzeroo/average against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 05:53:55.801 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-2/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-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 05:53:56.216 INFO [stdout] 3dd1d8e5c5f798b8a4effc1fda70ff17f0c48114533421387daebbe9df439156
Dec 04 05:53:56.220 INFO running `"docker" "start" "-a" "3dd1d8e5c5f798b8a4effc1fda70ff17f0c48114533421387daebbe9df439156"`
Dec 04 05:53:58.587 INFO [stderr] usermod: no changes
Dec 04 05:53:58.691 INFO [stderr]     Checking num-traits v0.1.36
Dec 04 05:53:58.691 INFO [stderr]     Checking libc v0.2.20
Dec 04 05:53:58.691 INFO [stderr]     Checking serde v0.9.7
Dec 04 05:54:00.524 INFO [stderr]     Checking time v0.1.36
Dec 04 05:54:00.524 INFO [stderr]     Checking rand v0.3.15
Dec 04 05:54:01.317 INFO [stderr]     Checking num-integer v0.1.32
Dec 04 05:54:02.187 INFO [stderr]     Checking num-iter v0.1.32
Dec 04 05:54:02.637 INFO [stderr]     Checking num v0.1.36
Dec 04 05:54:08.464 INFO [stderr]     Checking chrono v0.3.0
Dec 04 05:54:10.190 INFO [stderr]     Checking average v0.1.0 (/source)
Dec 04 05:54:10.379 INFO [stderr] warning: unused import: `chrono::prelude::*`
Dec 04 05:54:10.379 INFO [stderr]  --> src/lib.rs:7:5
Dec 04 05:54:10.379 INFO [stderr]   |
Dec 04 05:54:10.379 INFO [stderr] 7 | use chrono::prelude::*;
Dec 04 05:54:10.379 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 04 05:54:10.379 INFO [stderr]   |
Dec 04 05:54:10.379 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 05:54:10.379 INFO [stderr] 
Dec 04 05:54:10.391 INFO [stderr] warning: unused import: `chrono::prelude::*`
Dec 04 05:54:10.391 INFO [stderr]  --> src/lib.rs:7:5
Dec 04 05:54:10.391 INFO [stderr]   |
Dec 04 05:54:10.391 INFO [stderr] 7 | use chrono::prelude::*;
Dec 04 05:54:10.391 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 04 05:54:10.391 INFO [stderr]   |
Dec 04 05:54:10.391 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 05:54:10.391 INFO [stderr] 
Dec 04 05:54:10.467 INFO [stderr] warning: unused variable: `three_second`
Dec 04 05:54:10.467 INFO [stderr]   --> src/lib.rs:26:9
Dec 04 05:54:10.467 INFO [stderr]    |
Dec 04 05:54:10.467 INFO [stderr] 26 |     let three_second = Duration::new(3, 0);
Dec 04 05:54:10.467 INFO [stderr]    |         ^^^^^^^^^^^^ help: consider using `_three_second` instead
Dec 04 05:54:10.467 INFO [stderr]    |
Dec 04 05:54:10.467 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 05:54:10.467 INFO [stderr] 
Dec 04 05:54:10.479 INFO [stderr] warning: function is never used: `sum`
Dec 04 05:54:10.479 INFO [stderr]   --> src/lib.rs:12:1
Dec 04 05:54:10.479 INFO [stderr]    |
Dec 04 05:54:10.479 INFO [stderr] 12 | fn sum(values: &Vec<(u32, Instant)>) -> Option<f64> {
Dec 04 05:54:10.479 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 05:54:10.479 INFO [stderr]    |
Dec 04 05:54:10.479 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 05:54:10.479 INFO [stderr] 
Dec 04 05:54:10.587 INFO [stderr] warning: unused variable: `three_second`
Dec 04 05:54:10.587 INFO [stderr]   --> src/lib.rs:26:9
Dec 04 05:54:10.587 INFO [stderr]    |
Dec 04 05:54:10.587 INFO [stderr] 26 |     let three_second = Duration::new(3, 0);
Dec 04 05:54:10.587 INFO [stderr]    |         ^^^^^^^^^^^^ help: consider using `_three_second` instead
Dec 04 05:54:10.587 INFO [stderr]    |
Dec 04 05:54:10.587 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 05:54:10.587 INFO [stderr] 
Dec 04 05:54:10.587 INFO [stderr] warning: unused variable: `i`
Dec 04 05:54:10.587 INFO [stderr]   --> src/lib.rs:69:13
Dec 04 05:54:10.587 INFO [stderr]    |
Dec 04 05:54:10.587 INFO [stderr] 69 |         for i in 0..1801 {
Dec 04 05:54:10.587 INFO [stderr]    |             ^ help: consider using `_i` instead
Dec 04 05:54:10.587 INFO [stderr] 
Dec 04 05:54:11.023 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.40s
Dec 04 05:54:11.033 INFO [stderr] su: No module specific data is present
Dec 04 05:54:11.992 INFO running `"docker" "inspect" "3dd1d8e5c5f798b8a4effc1fda70ff17f0c48114533421387daebbe9df439156"`
Dec 04 05:54:12.363 INFO running `"docker" "rm" "-f" "3dd1d8e5c5f798b8a4effc1fda70ff17f0c48114533421387daebbe9df439156"`
Dec 04 05:54:12.739 INFO [stdout] 3dd1d8e5c5f798b8a4effc1fda70ff17f0c48114533421387daebbe9df439156