Dec 06 10:42:31.257 INFO testing PierreLeidbring/AoC-2018 against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 06 10:42:31.258 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-2/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 06 10:42:31.726 INFO [stdout] 68020440bf0b0a494903a7e89f183cce270b1e444b1ba53e05eaa16bf690b0a7
Dec 06 10:42:31.732 INFO running `"docker" "start" "-a" "68020440bf0b0a494903a7e89f183cce270b1e444b1ba53e05eaa16bf690b0a7"`
Dec 06 10:42:33.240 INFO [stderr] usermod: no changes
Dec 06 10:42:33.336 INFO [stderr]    Compiling aoc-2018 v0.1.0 (/source)
Dec 06 10:42:33.748 INFO [stderr] warning: unused import: `self`
Dec 06 10:42:33.748 INFO [stderr]  --> src/main.rs:8:15
Dec 06 10:42:33.748 INFO [stderr]   |
Dec 06 10:42:33.748 INFO [stderr] 8 | use std::io::{self, BufRead, BufReader};
Dec 06 10:42:33.748 INFO [stderr]   |               ^^^^
Dec 06 10:42:33.748 INFO [stderr]   |
Dec 06 10:42:33.748 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 06 10:42:33.748 INFO [stderr] 
Dec 06 10:42:33.805 INFO [stderr] warning: unused variable: `inp`
Dec 06 10:42:33.805 INFO [stderr]   --> src/day2/mod.rs:22:8
Dec 06 10:42:33.805 INFO [stderr]    |
Dec 06 10:42:33.805 INFO [stderr] 22 | fn two(inp: Vec<String>) -> String {
Dec 06 10:42:33.805 INFO [stderr]    |        ^^^ help: consider using `_inp` instead
Dec 06 10:42:33.805 INFO [stderr]    |
Dec 06 10:42:33.805 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 06 10:42:33.805 INFO [stderr] 
Dec 06 10:42:33.806 INFO [stderr] warning: unused variable: `inp`
Dec 06 10:42:33.806 INFO [stderr]   --> src/main.rs:12:9
Dec 06 10:42:33.806 INFO [stderr]    |
Dec 06 10:42:33.806 INFO [stderr] 12 | fn faux(inp: Vec<String>) -> String {
Dec 06 10:42:33.806 INFO [stderr]    |         ^^^ help: consider using `_inp` instead
Dec 06 10:42:33.806 INFO [stderr] 
Dec 06 10:42:33.836 INFO [stderr] warning: function is never used: `one`
Dec 06 10:42:33.836 INFO [stderr]  --> src/day2/mod.rs:3:1
Dec 06 10:42:33.836 INFO [stderr]   |
Dec 06 10:42:33.836 INFO [stderr] 3 | fn one(inp: Vec<String>) -> String {
Dec 06 10:42:33.836 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 10:42:33.836 INFO [stderr]   |
Dec 06 10:42:33.836 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 06 10:42:33.836 INFO [stderr] 
Dec 06 10:42:33.836 INFO [stderr] warning: function is never used: `two`
Dec 06 10:42:33.836 INFO [stderr]   --> src/day2/mod.rs:22:1
Dec 06 10:42:33.836 INFO [stderr]    |
Dec 06 10:42:33.836 INFO [stderr] 22 | fn two(inp: Vec<String>) -> String {
Dec 06 10:42:33.836 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 10:42:33.836 INFO [stderr] 
Dec 06 10:42:33.836 INFO [stderr] warning: function is never used: `faux`
Dec 06 10:42:33.836 INFO [stderr]   --> src/main.rs:12:1
Dec 06 10:42:33.836 INFO [stderr]    |
Dec 06 10:42:33.836 INFO [stderr] 12 | fn faux(inp: Vec<String>) -> String {
Dec 06 10:42:33.836 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 10:42:33.836 INFO [stderr] 
Dec 06 10:42:33.836 INFO [stderr] error[E0635]: unknown feature `collections`
Dec 06 10:42:33.836 INFO [stderr]  --> src/main.rs:1:12
Dec 06 10:42:33.836 INFO [stderr]   |
Dec 06 10:42:33.836 INFO [stderr] 1 | #![feature(collections)]
Dec 06 10:42:33.836 INFO [stderr]   |            ^^^^^^^^^^^
Dec 06 10:42:33.836 INFO [stderr] 
Dec 06 10:42:33.836 INFO [stderr] error: aborting due to previous error
Dec 06 10:42:33.836 INFO [stderr] 
Dec 06 10:42:33.836 INFO [stderr] For more information about this error, try `rustc --explain E0635`.
Dec 06 10:42:33.846 INFO [stderr] error: Could not compile `aoc-2018`.
Dec 06 10:42:33.846 INFO [stderr] 
Dec 06 10:42:33.846 INFO [stderr] To learn more, run the command again with --verbose.
Dec 06 10:42:33.853 INFO [stderr] su: No module specific data is present
Dec 06 10:42:34.546 INFO running `"docker" "inspect" "68020440bf0b0a494903a7e89f183cce270b1e444b1ba53e05eaa16bf690b0a7"`
Dec 06 10:42:34.818 INFO running `"docker" "rm" "-f" "68020440bf0b0a494903a7e89f183cce270b1e444b1ba53e05eaa16bf690b0a7"`
Dec 06 10:42:35.080 INFO [stdout] 68020440bf0b0a494903a7e89f183cce270b1e444b1ba53e05eaa16bf690b0a7