Sep 06 02:38:52.829 INFO checking peggler-0.1.0 against master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6 for pr-53854
Sep 06 02:38:52.829 INFO running: cargo +1c2e17f4e3a2070a7f703f51e29c1c388ef703b6-alt check --frozen --all --all-targets
Sep 06 02:38:52.829 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-53854/master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53854/worker-4/master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "CMD=cargo +1c2e17f4e3a2070a7f703f51e29c1c388ef703b6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 06 02:38:53.002 INFO blam! 1b53eecfca77c53ded5ecb999b87cfef54cf7a6068abc0c31b29902989c7fcba
Sep 06 02:38:53.004 INFO running `"docker" "start" "-a" "1b53eecfca77c53ded5ecb999b87cfef54cf7a6068abc0c31b29902989c7fcba"`
Sep 06 02:38:54.706 INFO kablam! usermod: no changes
Sep 06 02:38:54.755 INFO kablam!     Checking peggler v0.1.0 (file:///source)
Sep 06 02:38:56.350 INFO kablam! warning: variable does not need to be mutable
Sep 06 02:38:56.350 INFO kablam!  --> tests/arithmetic.rs:9:9
Sep 06 02:38:56.350 INFO kablam!   |
Sep 06 02:38:56.350 INFO kablam! 9 |     let mut end : usize;
Sep 06 02:38:56.350 INFO kablam!   |         ----^^^
Sep 06 02:38:56.350 INFO kablam!   |         |
Sep 06 02:38:56.350 INFO kablam!   |         help: remove this `mut`
Sep 06 02:38:56.350 INFO kablam!   |
Sep 06 02:38:56.350 INFO kablam!   = note: #[warn(unused_mut)] on by default
Sep 06 02:38:56.350 INFO kablam! 
Sep 06 02:38:56.922 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.19s
Sep 06 02:38:56.922 INFO kablam! su: No module specific data is present
Sep 06 02:38:57.654 INFO running `"docker" "rm" "-f" "1b53eecfca77c53ded5ecb999b87cfef54cf7a6068abc0c31b29902989c7fcba"`
Sep 06 02:38:57.774 INFO blam! 1b53eecfca77c53ded5ecb999b87cfef54cf7a6068abc0c31b29902989c7fcba