Dec 04 19:30:31.016 INFO checking dwallach1/Spell-Checker against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 19:30:31.016 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-5/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/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 19:30:31.371 INFO [stdout] 65e38a4d9e18774636812a35f2b4cc32991d1ff1fb1d8e4a9624fe6ee711a6fc
Dec 04 19:30:31.375 INFO running `"docker" "start" "-a" "65e38a4d9e18774636812a35f2b4cc32991d1ff1fb1d8e4a9624fe6ee711a6fc"`
Dec 04 19:30:33.011 INFO [stderr] usermod: no changes
Dec 04 19:30:33.088 INFO [stderr]     Checking hw2 v0.1.0 (/source)
Dec 04 19:30:33.493 INFO [stderr] warning: unused imports: `Write`, `stdin`, `stdout`
Dec 04 19:30:33.493 INFO [stderr]  --> src/spell_checker.rs:3:41
Dec 04 19:30:33.493 INFO [stderr]   |
Dec 04 19:30:33.493 INFO [stderr] 3 | use std::io::{Read, BufReader, BufRead, stdin, Write, stdout};
Dec 04 19:30:33.493 INFO [stderr]   |                                         ^^^^^  ^^^^^  ^^^^^^
Dec 04 19:30:33.493 INFO [stderr]   |
Dec 04 19:30:33.493 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 19:30:33.493 INFO [stderr] 
Dec 04 19:30:33.634 INFO [stderr] warning: unused imports: `Write`, `stdin`, `stdout`
Dec 04 19:30:33.635 INFO [stderr]  --> src/spell_checker.rs:3:41
Dec 04 19:30:33.635 INFO [stderr]   |
Dec 04 19:30:33.635 INFO [stderr] 3 | use std::io::{Read, BufReader, BufRead, stdin, Write, stdout};
Dec 04 19:30:33.635 INFO [stderr]   |                                         ^^^^^  ^^^^^  ^^^^^^
Dec 04 19:30:33.636 INFO [stderr]   |
Dec 04 19:30:33.636 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 19:30:33.636 INFO [stderr] 
Dec 04 19:30:33.664 INFO [stderr] warning: function is never used: `printer`
Dec 04 19:30:33.665 INFO [stderr]   --> src/spell_checker.rs:31:1
Dec 04 19:30:33.665 INFO [stderr]    |
Dec 04 19:30:33.665 INFO [stderr] 31 | fn printer(cache: &Trie, level: usize) {
Dec 04 19:30:33.665 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 19:30:33.666 INFO [stderr]    |
Dec 04 19:30:33.666 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 19:30:33.666 INFO [stderr] 
Dec 04 19:30:33.955 INFO [stderr] warning: function is never used: `printer`
Dec 04 19:30:33.955 INFO [stderr]   --> src/spell_checker.rs:31:1
Dec 04 19:30:33.955 INFO [stderr]    |
Dec 04 19:30:33.955 INFO [stderr] 31 | fn printer(cache: &Trie, level: usize) {
Dec 04 19:30:33.955 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 19:30:33.955 INFO [stderr]    |
Dec 04 19:30:33.955 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 19:30:33.955 INFO [stderr] 
Dec 04 19:30:33.991 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.95s
Dec 04 19:30:33.999 INFO [stderr] su: No module specific data is present
Dec 04 19:30:34.801 INFO running `"docker" "inspect" "65e38a4d9e18774636812a35f2b4cc32991d1ff1fb1d8e4a9624fe6ee711a6fc"`
Dec 04 19:30:35.085 INFO running `"docker" "rm" "-f" "65e38a4d9e18774636812a35f2b4cc32991d1ff1fb1d8e4a9624fe6ee711a6fc"`
Dec 04 19:30:35.359 INFO [stdout] 65e38a4d9e18774636812a35f2b4cc32991d1ff1fb1d8e4a9624fe6ee711a6fc