Dec 14 06:53:15.525 INFO testing PierreLeidbring/AoC-2018 against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 14 06:53:15.525 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-7/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-alt build --frozen" "-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 14 06:53:16.039 INFO [stdout] cc082170d82ebe9bfc4c313fa2048b765fdebe6e15b8ee83d85556004414a7ee
Dec 14 06:53:16.041 INFO running `"docker" "start" "-a" "cc082170d82ebe9bfc4c313fa2048b765fdebe6e15b8ee83d85556004414a7ee"`
Dec 14 06:53:17.924 INFO [stderr] usermod: no changes
Dec 14 06:53:18.011 INFO [stderr]    Compiling aoc-2018 v0.1.0 (/source)
Dec 14 06:53:18.531 INFO [stderr] warning: unused import: `self`
Dec 14 06:53:18.531 INFO [stderr]  --> src/main.rs:8:15
Dec 14 06:53:18.531 INFO [stderr]   |
Dec 14 06:53:18.531 INFO [stderr] 8 | use std::io::{self, BufRead, BufReader};
Dec 14 06:53:18.531 INFO [stderr]   |               ^^^^
Dec 14 06:53:18.531 INFO [stderr]   |
Dec 14 06:53:18.531 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 14 06:53:18.531 INFO [stderr] 
Dec 14 06:53:18.595 INFO [stderr] warning: unused variable: `inp`
Dec 14 06:53:18.595 INFO [stderr]   --> src/day2/mod.rs:22:8
Dec 14 06:53:18.595 INFO [stderr]    |
Dec 14 06:53:18.595 INFO [stderr] 22 | fn two(inp: Vec<String>) -> String {
Dec 14 06:53:18.595 INFO [stderr]    |        ^^^ help: consider using `_inp` instead
Dec 14 06:53:18.595 INFO [stderr]    |
Dec 14 06:53:18.595 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 14 06:53:18.595 INFO [stderr] 
Dec 14 06:53:18.595 INFO [stderr] warning: unused variable: `inp`
Dec 14 06:53:18.595 INFO [stderr]   --> src/main.rs:12:9
Dec 14 06:53:18.595 INFO [stderr]    |
Dec 14 06:53:18.595 INFO [stderr] 12 | fn faux(inp: Vec<String>) -> String {
Dec 14 06:53:18.595 INFO [stderr]    |         ^^^ help: consider using `_inp` instead
Dec 14 06:53:18.595 INFO [stderr] 
Dec 14 06:53:18.615 INFO [stderr] warning: function is never used: `one`
Dec 14 06:53:18.615 INFO [stderr]  --> src/day2/mod.rs:3:1
Dec 14 06:53:18.615 INFO [stderr]   |
Dec 14 06:53:18.615 INFO [stderr] 3 | fn one(inp: Vec<String>) -> String {
Dec 14 06:53:18.615 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 06:53:18.615 INFO [stderr]   |
Dec 14 06:53:18.615 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 14 06:53:18.615 INFO [stderr] 
Dec 14 06:53:18.615 INFO [stderr] warning: function is never used: `two`
Dec 14 06:53:18.615 INFO [stderr]   --> src/day2/mod.rs:22:1
Dec 14 06:53:18.615 INFO [stderr]    |
Dec 14 06:53:18.615 INFO [stderr] 22 | fn two(inp: Vec<String>) -> String {
Dec 14 06:53:18.615 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 06:53:18.615 INFO [stderr] 
Dec 14 06:53:18.615 INFO [stderr] warning: function is never used: `faux`
Dec 14 06:53:18.615 INFO [stderr]   --> src/main.rs:12:1
Dec 14 06:53:18.615 INFO [stderr]    |
Dec 14 06:53:18.615 INFO [stderr] 12 | fn faux(inp: Vec<String>) -> String {
Dec 14 06:53:18.615 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 06:53:18.615 INFO [stderr] 
Dec 14 06:53:18.615 INFO [stderr] error[E0635]: unknown feature `collections`
Dec 14 06:53:18.615 INFO [stderr]  --> src/main.rs:1:12
Dec 14 06:53:18.615 INFO [stderr]   |
Dec 14 06:53:18.615 INFO [stderr] 1 | #![feature(collections)]
Dec 14 06:53:18.615 INFO [stderr]   |            ^^^^^^^^^^^
Dec 14 06:53:18.615 INFO [stderr] 
Dec 14 06:53:18.623 INFO [stderr] error: aborting due to previous error
Dec 14 06:53:18.623 INFO [stderr] 
Dec 14 06:53:18.623 INFO [stderr] For more information about this error, try `rustc --explain E0635`.
Dec 14 06:53:18.624 INFO [stderr] error: Could not compile `aoc-2018`.
Dec 14 06:53:18.625 INFO [stderr] 
Dec 14 06:53:18.625 INFO [stderr] To learn more, run the command again with --verbose.
Dec 14 06:53:18.625 INFO [stderr] su: No module specific data is present
Dec 14 06:53:19.437 INFO running `"docker" "inspect" "cc082170d82ebe9bfc4c313fa2048b765fdebe6e15b8ee83d85556004414a7ee"`
Dec 14 06:53:19.753 INFO running `"docker" "rm" "-f" "cc082170d82ebe9bfc4c313fa2048b765fdebe6e15b8ee83d85556004414a7ee"`
Dec 14 06:53:20.172 INFO [stdout] cc082170d82ebe9bfc4c313fa2048b765fdebe6e15b8ee83d85556004414a7ee