Dec 17 17:35:44.235 INFO checking programLyrique/tomatoton against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 17 17:35:44.236 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-3/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/programLyrique/tomatoton:/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 17:35:44.429 INFO [stdout] fe0c7a9fcff7f89d93d6ff03f27a55a36b1c30b8c7c3cff1a43ad25b51eace14
Dec 17 17:35:44.431 INFO running `"docker" "start" "-a" "fe0c7a9fcff7f89d93d6ff03f27a55a36b1c30b8c7c3cff1a43ad25b51eace14"`
Dec 17 17:35:45.019 INFO [stderr]     Checking memchr v2.0.1
Dec 17 17:35:45.019 INFO [stderr]     Checking chrono v0.4.0
Dec 17 17:35:45.262 INFO [stderr]     Checking csv-core v0.1.4
Dec 17 17:35:45.664 INFO [stderr]     Checking csv v1.0.0-beta.5
Dec 17 17:35:46.757 INFO [stderr]     Checking tomatoton v0.1.0 (/opt/crater/workdir)
Dec 17 17:35:46.972 INFO [stderr] warning: unused import: `File`
Dec 17 17:35:46.972 INFO [stderr]  --> src/lib.rs:8:15
Dec 17 17:35:46.972 INFO [stderr]   |
Dec 17 17:35:46.972 INFO [stderr] 8 | use std::fs::{File, OpenOptions};
Dec 17 17:35:46.972 INFO [stderr]   |               ^^^^
Dec 17 17:35:46.972 INFO [stderr]   |
Dec 17 17:35:46.972 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 17 17:35:46.972 INFO [stderr] 
Dec 17 17:35:46.972 INFO [stderr] warning: unused import: `std::io::prelude::*`
Dec 17 17:35:46.972 INFO [stderr]   --> src/lib.rs:11:5
Dec 17 17:35:46.972 INFO [stderr]    |
Dec 17 17:35:46.972 INFO [stderr] 11 | use std::io::prelude::*;
Dec 17 17:35:46.972 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 17 17:35:46.972 INFO [stderr] 
Dec 17 17:35:46.984 INFO [stderr] warning: unused import: `File`
Dec 17 17:35:46.984 INFO [stderr]  --> src/lib.rs:8:15
Dec 17 17:35:46.984 INFO [stderr]   |
Dec 17 17:35:46.984 INFO [stderr] 8 | use std::fs::{File, OpenOptions};
Dec 17 17:35:46.984 INFO [stderr]   |               ^^^^
Dec 17 17:35:46.984 INFO [stderr]   |
Dec 17 17:35:46.984 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 17 17:35:46.984 INFO [stderr] 
Dec 17 17:35:46.984 INFO [stderr] warning: unused import: `std::io::prelude::*`
Dec 17 17:35:46.984 INFO [stderr]   --> src/lib.rs:11:5
Dec 17 17:35:46.984 INFO [stderr]    |
Dec 17 17:35:46.984 INFO [stderr] 11 | use std::io::prelude::*;
Dec 17 17:35:46.984 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 17 17:35:46.984 INFO [stderr] 
Dec 17 17:35:47.055 INFO [stderr] warning: unused import: `serde::Serialize`
Dec 17 17:35:47.055 INFO [stderr]  --> src/lib.rs:9:5
Dec 17 17:35:47.055 INFO [stderr]   |
Dec 17 17:35:47.055 INFO [stderr] 9 | use serde::Serialize;
Dec 17 17:35:47.055 INFO [stderr]   |     ^^^^^^^^^^^^^^^^
Dec 17 17:35:47.055 INFO [stderr] 
Dec 17 17:35:47.074 INFO [stderr] warning: unused import: `serde::Serialize`
Dec 17 17:35:47.074 INFO [stderr]  --> src/lib.rs:9:5
Dec 17 17:35:47.074 INFO [stderr]   |
Dec 17 17:35:47.074 INFO [stderr] 9 | use serde::Serialize;
Dec 17 17:35:47.074 INFO [stderr]   |     ^^^^^^^^^^^^^^^^
Dec 17 17:35:47.074 INFO [stderr] 
Dec 17 17:35:47.089 INFO [stderr] warning: method is never used: `new`
Dec 17 17:35:47.089 INFO [stderr]   --> src/lib.rs:49:5
Dec 17 17:35:47.089 INFO [stderr]    |
Dec 17 17:35:47.089 INFO [stderr] 49 |     fn new(start_time : DateTime, expected_duration : time::Duration, kind : Kind) -> Pomodoro {
Dec 17 17:35:47.089 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 17:35:47.089 INFO [stderr]    |
Dec 17 17:35:47.089 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 17:35:47.089 INFO [stderr] 
Dec 17 17:35:47.112 INFO [stderr] warning: method is never used: `new`
Dec 17 17:35:47.112 INFO [stderr]   --> src/lib.rs:49:5
Dec 17 17:35:47.112 INFO [stderr]    |
Dec 17 17:35:47.112 INFO [stderr] 49 |     fn new(start_time : DateTime, expected_duration : time::Duration, kind : Kind) -> Pomodoro {
Dec 17 17:35:47.112 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 17:35:47.112 INFO [stderr]    |
Dec 17 17:35:47.112 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 17:35:47.112 INFO [stderr] 
Dec 17 17:35:48.126 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.17s
Dec 17 17:35:48.457 INFO running `"docker" "inspect" "fe0c7a9fcff7f89d93d6ff03f27a55a36b1c30b8c7c3cff1a43ad25b51eace14"`
Dec 17 17:35:48.614 INFO running `"docker" "rm" "-f" "fe0c7a9fcff7f89d93d6ff03f27a55a36b1c30b8c7c3cff1a43ad25b51eace14"`
Dec 17 17:35:48.736 INFO [stdout] fe0c7a9fcff7f89d93d6ff03f27a55a36b1c30b8c7c3cff1a43ad25b51eace14