Dec 18 02:01:37.001 INFO checking csreid/AoC2018 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 02:01:37.001 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-1/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/csreid/AoC2018:/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 18 02:01:37.528 INFO [stdout] 833f9948945a18ec6903cbc43e1670d252abd708fd08ad1d46d4e2ed7af97a21
Dec 18 02:01:37.534 INFO running `"docker" "start" "-a" "833f9948945a18ec6903cbc43e1670d252abd708fd08ad1d46d4e2ed7af97a21"`
Dec 18 02:01:38.968 INFO [stderr]    Compiling memchr v2.1.1
Dec 18 02:01:38.984 INFO [stderr]     Checking fine_grained v0.1.2
Dec 18 02:01:40.386 INFO [stderr]     Checking csv-core v0.1.4
Dec 18 02:01:40.967 INFO [stderr]     Checking csv v1.0.2
Dec 18 02:01:42.337 INFO [stderr]     Checking AoC v0.1.0 (/opt/crater/workdir)
Dec 18 02:01:42.851 INFO [stderr] warning: unused import: `itertools::Itertools`
Dec 18 02:01:42.851 INFO [stderr]  --> src/day2/mod.rs:1:5
Dec 18 02:01:42.851 INFO [stderr]   |
Dec 18 02:01:42.851 INFO [stderr] 1 | use itertools::Itertools;
Dec 18 02:01:42.851 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Dec 18 02:01:42.879 INFO [stderr]   |
Dec 18 02:01:42.880 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 02:01:42.880 INFO [stderr] 
Dec 18 02:01:42.880 INFO [stderr] warning: unused import: `std::collections::HashSet`
Dec 18 02:01:42.881 INFO [stderr]   --> src/main.rs:13:5
Dec 18 02:01:42.881 INFO [stderr]    |
Dec 18 02:01:42.881 INFO [stderr] 13 | use std::collections::HashSet;
Dec 18 02:01:42.881 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 02:01:42.881 INFO [stderr] 
Dec 18 02:01:42.881 INFO [stderr] warning: unused import: `std::convert::From`
Dec 18 02:01:42.882 INFO [stderr]   --> src/main.rs:14:5
Dec 18 02:01:42.882 INFO [stderr]    |
Dec 18 02:01:42.882 INFO [stderr] 14 | use std::convert::From;
Dec 18 02:01:42.882 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Dec 18 02:01:42.882 INFO [stderr] 
Dec 18 02:01:42.883 INFO [stderr] warning: unused import: `Change`
Dec 18 02:01:42.883 INFO [stderr]   --> src/main.rs:17:12
Dec 18 02:01:42.883 INFO [stderr]    |
Dec 18 02:01:42.883 INFO [stderr] 17 | use day1::{Change,ChangeRecord,ChangeList};
Dec 18 02:01:42.883 INFO [stderr]    |            ^^^^^^
Dec 18 02:01:42.883 INFO [stderr] 
Dec 18 02:01:42.907 INFO [stderr] warning: unused import: `itertools::Itertools`
Dec 18 02:01:42.908 INFO [stderr]  --> src/day2/mod.rs:1:5
Dec 18 02:01:42.908 INFO [stderr]   |
Dec 18 02:01:42.908 INFO [stderr] 1 | use itertools::Itertools;
Dec 18 02:01:42.909 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Dec 18 02:01:42.909 INFO [stderr]   |
Dec 18 02:01:42.909 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 02:01:42.909 INFO [stderr] 
Dec 18 02:01:42.909 INFO [stderr] warning: unused import: `std::collections::HashSet`
Dec 18 02:01:42.909 INFO [stderr]   --> src/main.rs:13:5
Dec 18 02:01:42.909 INFO [stderr]    |
Dec 18 02:01:42.909 INFO [stderr] 13 | use std::collections::HashSet;
Dec 18 02:01:42.909 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 02:01:42.909 INFO [stderr] 
Dec 18 02:01:42.909 INFO [stderr] warning: unused import: `std::convert::From`
Dec 18 02:01:42.909 INFO [stderr]   --> src/main.rs:14:5
Dec 18 02:01:42.909 INFO [stderr]    |
Dec 18 02:01:42.909 INFO [stderr] 14 | use std::convert::From;
Dec 18 02:01:42.909 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Dec 18 02:01:42.909 INFO [stderr] 
Dec 18 02:01:42.909 INFO [stderr] warning: unused import: `Change`
Dec 18 02:01:42.909 INFO [stderr]   --> src/main.rs:17:12
Dec 18 02:01:42.909 INFO [stderr]    |
Dec 18 02:01:42.909 INFO [stderr] 17 | use day1::{Change,ChangeRecord,ChangeList};
Dec 18 02:01:42.909 INFO [stderr]    |            ^^^^^^
Dec 18 02:01:42.909 INFO [stderr] 
Dec 18 02:01:43.132 INFO [stderr] warning: unused variable: `l`
Dec 18 02:01:43.132 INFO [stderr]   --> src/main.rs:62:17
Dec 18 02:01:43.133 INFO [stderr]    |
Dec 18 02:01:43.133 INFO [stderr] 62 |                         .filter(|(l, r, v)| {
Dec 18 02:01:43.133 INFO [stderr]    |                                   ^ help: consider using `_l` instead
Dec 18 02:01:43.136 INFO [stderr]    |
Dec 18 02:01:43.136 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 18 02:01:43.136 INFO [stderr] 
Dec 18 02:01:43.136 INFO [stderr] warning: unused variable: `r`
Dec 18 02:01:43.136 INFO [stderr]   --> src/main.rs:62:20
Dec 18 02:01:43.136 INFO [stderr]    |
Dec 18 02:01:43.136 INFO [stderr] 62 |                         .filter(|(l, r, v)| {
Dec 18 02:01:43.136 INFO [stderr]    |                                      ^ help: consider using `_r` instead
Dec 18 02:01:43.136 INFO [stderr] 
Dec 18 02:01:43.136 INFO [stderr] warning: unused variable: `idx`
Dec 18 02:01:43.136 INFO [stderr]   --> src/day2/mod.rs:43:14
Dec 18 02:01:43.136 INFO [stderr]    |
Dec 18 02:01:43.136 INFO [stderr] 43 |             .filter(|(idx, (l, r))| {
Dec 18 02:01:43.136 INFO [stderr]    |                       ^^^ help: consider using `_idx` instead
Dec 18 02:01:43.136 INFO [stderr] 
Dec 18 02:01:43.158 INFO [stderr] warning: unused variable: `l`
Dec 18 02:01:43.158 INFO [stderr]   --> src/main.rs:62:17
Dec 18 02:01:43.158 INFO [stderr]    |
Dec 18 02:01:43.158 INFO [stderr] 62 |                         .filter(|(l, r, v)| {
Dec 18 02:01:43.158 INFO [stderr]    |                                   ^ help: consider using `_l` instead
Dec 18 02:01:43.158 INFO [stderr]    |
Dec 18 02:01:43.158 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 18 02:01:43.158 INFO [stderr] 
Dec 18 02:01:43.158 INFO [stderr] warning: unused variable: `r`
Dec 18 02:01:43.158 INFO [stderr]   --> src/main.rs:62:20
Dec 18 02:01:43.158 INFO [stderr]    |
Dec 18 02:01:43.158 INFO [stderr] 62 |                         .filter(|(l, r, v)| {
Dec 18 02:01:43.158 INFO [stderr]    |                                      ^ help: consider using `_r` instead
Dec 18 02:01:43.158 INFO [stderr] 
Dec 18 02:01:43.158 INFO [stderr] warning: unused variable: `idx`
Dec 18 02:01:43.158 INFO [stderr]   --> src/day2/mod.rs:43:14
Dec 18 02:01:43.158 INFO [stderr]    |
Dec 18 02:01:43.158 INFO [stderr] 43 |             .filter(|(idx, (l, r))| {
Dec 18 02:01:43.158 INFO [stderr]    |                       ^^^ help: consider using `_idx` instead
Dec 18 02:01:43.158 INFO [stderr] 
Dec 18 02:01:43.196 INFO [stderr] warning: crate `AoC` should have a snake case name such as `ao_c`
Dec 18 02:01:43.196 INFO [stderr]   |
Dec 18 02:01:43.196 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Dec 18 02:01:43.196 INFO [stderr] 
Dec 18 02:01:43.198 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 02:01:43.198 INFO [stderr]   --> src/day2/mod.rs:71:3
Dec 18 02:01:43.198 INFO [stderr]    |
Dec 18 02:01:43.198 INFO [stderr] 71 |         write!(f, "{} -> {} as position {}", self.left, self.right, self.position);
Dec 18 02:01:43.198 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 02:01:43.198 INFO [stderr]    |
Dec 18 02:01:43.199 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 18 02:01:43.199 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 02:01:43.199 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 18 02:01:43.199 INFO [stderr] 
Dec 18 02:01:43.262 INFO [stderr] warning: crate `AoC` should have a snake case name such as `ao_c`
Dec 18 02:01:43.262 INFO [stderr]   |
Dec 18 02:01:43.263 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Dec 18 02:01:43.263 INFO [stderr] 
Dec 18 02:01:43.264 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 02:01:43.264 INFO [stderr]   --> src/day2/mod.rs:71:3
Dec 18 02:01:43.264 INFO [stderr]    |
Dec 18 02:01:43.264 INFO [stderr] 71 |         write!(f, "{} -> {} as position {}", self.left, self.right, self.position);
Dec 18 02:01:43.265 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 02:01:43.265 INFO [stderr]    |
Dec 18 02:01:43.265 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 18 02:01:43.265 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 02:01:43.266 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 18 02:01:43.266 INFO [stderr] 
Dec 18 02:01:43.341 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.48s
Dec 18 02:01:43.898 INFO running `"docker" "inspect" "833f9948945a18ec6903cbc43e1670d252abd708fd08ad1d46d4e2ed7af97a21"`
Dec 18 02:01:44.124 INFO running `"docker" "rm" "-f" "833f9948945a18ec6903cbc43e1670d252abd708fd08ad1d46d4e2ed7af97a21"`
Dec 18 02:01:44.296 INFO [stdout] 833f9948945a18ec6903cbc43e1670d252abd708fd08ad1d46d4e2ed7af97a21