Oct 31 21:47:45.431 INFO checking sampullman/rust-scheme against master#05812fa8c588473f03e3fa7cf59cd84f4f37c715 for pr-55538
Oct 31 21:47:45.433 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-5/master#05812fa8c588473f03e3fa7cf59cd84f4f37c715:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-55538/master#05812fa8c588473f03e3fa7cf59cd84f4f37c715:/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 +05812fa8c588473f03e3fa7cf59cd84f4f37c715-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"`
Oct 31 21:47:45.898 INFO blam! 5df0a23b2748498c388eee1cef75b924127998773132cb5b6c634bdb80e88ce8
Oct 31 21:47:45.899 INFO running `"docker" "start" "-a" "5df0a23b2748498c388eee1cef75b924127998773132cb5b6c634bdb80e88ce8"`
Oct 31 21:47:47.812 INFO kablam! usermod: no changes
Oct 31 21:47:47.932 INFO kablam!     Checking rust-scheme v0.1.0 (/source)
Oct 31 21:47:48.772 INFO kablam! warning: variable does not need to be mutable
Oct 31 21:47:48.772 INFO kablam!   --> src/parse.rs:29:14
Oct 31 21:47:48.772 INFO kablam!    |
Oct 31 21:47:48.772 INFO kablam! 29 | fn read_list(mut tokens: &mut Vec<String>) -> Result<Vec<Atom>, String> {
Oct 31 21:47:48.772 INFO kablam!    |              ----^^^^^^
Oct 31 21:47:48.772 INFO kablam!    |              |
Oct 31 21:47:48.772 INFO kablam!    |              help: remove this `mut`
Oct 31 21:47:48.772 INFO kablam!    |
Oct 31 21:47:48.772 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 31 21:47:48.772 INFO kablam! 
Oct 31 21:47:48.780 INFO kablam! warning: variable does not need to be mutable
Oct 31 21:47:48.780 INFO kablam!   --> src/parse.rs:43:25
Oct 31 21:47:48.780 INFO kablam!    |
Oct 31 21:47:48.780 INFO kablam! 43 | pub fn read_from_tokens(mut tokens: &mut Vec<String>) -> Result<Atom, String> {
Oct 31 21:47:48.780 INFO kablam!    |                         ----^^^^^^
Oct 31 21:47:48.780 INFO kablam!    |                         |
Oct 31 21:47:48.780 INFO kablam!    |                         help: remove this `mut`
Oct 31 21:47:48.780 INFO kablam! 
Oct 31 21:47:49.144 INFO kablam! warning: variable does not need to be mutable
Oct 31 21:47:49.144 INFO kablam!   --> src/parse.rs:29:14
Oct 31 21:47:49.144 INFO kablam!    |
Oct 31 21:47:49.144 INFO kablam! 29 | fn read_list(mut tokens: &mut Vec<String>) -> Result<Vec<Atom>, String> {
Oct 31 21:47:49.144 INFO kablam!    |              ----^^^^^^
Oct 31 21:47:49.144 INFO kablam!    |              |
Oct 31 21:47:49.144 INFO kablam!    |              help: remove this `mut`
Oct 31 21:47:49.144 INFO kablam!    |
Oct 31 21:47:49.144 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 31 21:47:49.144 INFO kablam! 
Oct 31 21:47:49.152 INFO kablam! warning: variable does not need to be mutable
Oct 31 21:47:49.152 INFO kablam!   --> src/parse.rs:43:25
Oct 31 21:47:49.152 INFO kablam!    |
Oct 31 21:47:49.152 INFO kablam! 43 | pub fn read_from_tokens(mut tokens: &mut Vec<String>) -> Result<Atom, String> {
Oct 31 21:47:49.152 INFO kablam!    |                         ----^^^^^^
Oct 31 21:47:49.152 INFO kablam!    |                         |
Oct 31 21:47:49.152 INFO kablam!    |                         help: remove this `mut`
Oct 31 21:47:49.152 INFO kablam! 
Oct 31 21:47:49.604 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.75s
Oct 31 21:47:49.612 INFO kablam! su: No module specific data is present
Oct 31 21:47:50.584 INFO running `"docker" "rm" "-f" "5df0a23b2748498c388eee1cef75b924127998773132cb5b6c634bdb80e88ce8"`
Oct 31 21:47:51.044 INFO blam! 5df0a23b2748498c388eee1cef75b924127998773132cb5b6c634bdb80e88ce8