Nov 27 21:08:59.975 INFO checking sampullman/rust-scheme against master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5 for pr-56074
Nov 27 21:08:59.977 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-2/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56074/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/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 +0b9f19dff1347e29bf4362ab5a8fab84b43023b5-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"`
Nov 27 21:09:00.510 INFO [stdout] 3b0836e7e4ec4fc28661f1b5469539a3ac2a13e94b03af5e11c826676cfc171c
Nov 27 21:09:00.512 INFO running `"docker" "start" "-a" "3b0836e7e4ec4fc28661f1b5469539a3ac2a13e94b03af5e11c826676cfc171c"`
Nov 27 21:09:02.303 INFO [stderr] usermod: no changes
Nov 27 21:09:02.373 INFO [stderr]     Checking rust-scheme v0.1.0 (/source)
Nov 27 21:09:03.184 INFO [stderr] warning: variable does not need to be mutable
Nov 27 21:09:03.184 INFO [stderr]   --> src/parse.rs:29:14
Nov 27 21:09:03.184 INFO [stderr]    |
Nov 27 21:09:03.184 INFO [stderr] 29 | fn read_list(mut tokens: &mut Vec<String>) -> Result<Vec<Atom>, String> {
Nov 27 21:09:03.184 INFO [stderr]    |              ----^^^^^^
Nov 27 21:09:03.184 INFO [stderr]    |              |
Nov 27 21:09:03.184 INFO [stderr]    |              help: remove this `mut`
Nov 27 21:09:03.184 INFO [stderr]    |
Nov 27 21:09:03.184 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 27 21:09:03.184 INFO [stderr] 
Nov 27 21:09:03.184 INFO [stderr] warning: variable does not need to be mutable
Nov 27 21:09:03.184 INFO [stderr]   --> src/parse.rs:43:25
Nov 27 21:09:03.184 INFO [stderr]    |
Nov 27 21:09:03.184 INFO [stderr] 43 | pub fn read_from_tokens(mut tokens: &mut Vec<String>) -> Result<Atom, String> {
Nov 27 21:09:03.184 INFO [stderr]    |                         ----^^^^^^
Nov 27 21:09:03.184 INFO [stderr]    |                         |
Nov 27 21:09:03.184 INFO [stderr]    |                         help: remove this `mut`
Nov 27 21:09:03.184 INFO [stderr] 
Nov 27 21:09:03.248 INFO [stderr] warning: variable does not need to be mutable
Nov 27 21:09:03.248 INFO [stderr]   --> src/parse.rs:29:14
Nov 27 21:09:03.248 INFO [stderr]    |
Nov 27 21:09:03.248 INFO [stderr] 29 | fn read_list(mut tokens: &mut Vec<String>) -> Result<Vec<Atom>, String> {
Nov 27 21:09:03.248 INFO [stderr]    |              ----^^^^^^
Nov 27 21:09:03.248 INFO [stderr]    |              |
Nov 27 21:09:03.248 INFO [stderr]    |              help: remove this `mut`
Nov 27 21:09:03.248 INFO [stderr]    |
Nov 27 21:09:03.248 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 27 21:09:03.248 INFO [stderr] 
Nov 27 21:09:03.248 INFO [stderr] warning: variable does not need to be mutable
Nov 27 21:09:03.248 INFO [stderr]   --> src/parse.rs:43:25
Nov 27 21:09:03.248 INFO [stderr]    |
Nov 27 21:09:03.248 INFO [stderr] 43 | pub fn read_from_tokens(mut tokens: &mut Vec<String>) -> Result<Atom, String> {
Nov 27 21:09:03.248 INFO [stderr]    |                         ----^^^^^^
Nov 27 21:09:03.248 INFO [stderr]    |                         |
Nov 27 21:09:03.248 INFO [stderr]    |                         help: remove this `mut`
Nov 27 21:09:03.248 INFO [stderr] 
Nov 27 21:09:04.288 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.94s
Nov 27 21:09:04.288 INFO [stderr] su: No module specific data is present
Nov 27 21:09:05.290 INFO running `"docker" "inspect" "3b0836e7e4ec4fc28661f1b5469539a3ac2a13e94b03af5e11c826676cfc171c"`
Nov 27 21:09:05.565 INFO running `"docker" "rm" "-f" "3b0836e7e4ec4fc28661f1b5469539a3ac2a13e94b03af5e11c826676cfc171c"`
Nov 27 21:09:05.828 INFO [stdout] 3b0836e7e4ec4fc28661f1b5469539a3ac2a13e94b03af5e11c826676cfc171c