Sep 21 00:25:14.778 INFO checking xi-rope-0.2.0 against master#f7f4c500b46603386e940f116b469c7adc043a6d for pr-54394
Sep 21 00:25:14.778 INFO running: cargo +f7f4c500b46603386e940f116b469c7adc043a6d-alt check --frozen --all --all-targets
Sep 21 00:25:14.778 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-54394/master#f7f4c500b46603386e940f116b469c7adc043a6d:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54394/worker-1/master#f7f4c500b46603386e940f116b469c7adc043a6d:/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 +f7f4c500b46603386e940f116b469c7adc043a6d-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 21 00:25:14.987 INFO blam! a7674df5e9bc8204b1c930a0cd7a135d73cc707067caef09a1d27d2318812f7b
Sep 21 00:25:14.989 INFO running `"docker" "start" "-a" "a7674df5e9bc8204b1c930a0cd7a135d73cc707067caef09a1d27d2318812f7b"`
Sep 21 00:25:15.683 INFO kablam! usermod: no changes
Sep 21 00:25:15.716 INFO kablam!     Checking bytecount v0.1.7
Sep 21 00:25:16.025 INFO kablam!     Checking xi-rope v0.2.0 (/source)
Sep 21 00:25:17.469 INFO kablam! warning: variable does not need to be mutable
Sep 21 00:25:17.469 INFO kablam!    --> src/tree.rs:237:17
Sep 21 00:25:17.469 INFO kablam!     |
Sep 21 00:25:17.469 INFO kablam! 237 |             let mut node1 = Arc::make_mut(&mut rope1.0);
Sep 21 00:25:17.469 INFO kablam!     |                 ----^^^^^
Sep 21 00:25:17.469 INFO kablam!     |                 |
Sep 21 00:25:17.469 INFO kablam!     |                 help: remove this `mut`
Sep 21 00:25:17.469 INFO kablam!     |
Sep 21 00:25:17.469 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 21 00:25:17.469 INFO kablam! 
Sep 21 00:25:18.002 INFO kablam! warning: variable does not need to be mutable
Sep 21 00:25:18.002 INFO kablam!    --> src/tree.rs:237:17
Sep 21 00:25:18.002 INFO kablam!     |
Sep 21 00:25:18.002 INFO kablam! 237 |             let mut node1 = Arc::make_mut(&mut rope1.0);
Sep 21 00:25:18.002 INFO kablam!     |                 ----^^^^^
Sep 21 00:25:18.002 INFO kablam!     |                 |
Sep 21 00:25:18.002 INFO kablam!     |                 help: remove this `mut`
Sep 21 00:25:18.002 INFO kablam!     |
Sep 21 00:25:18.002 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 21 00:25:18.002 INFO kablam! 
Sep 21 00:25:18.362 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.66s
Sep 21 00:25:18.366 INFO kablam! su: No module specific data is present
Sep 21 00:25:19.171 INFO running `"docker" "rm" "-f" "a7674df5e9bc8204b1c930a0cd7a135d73cc707067caef09a1d27d2318812f7b"`
Sep 21 00:25:19.337 INFO blam! a7674df5e9bc8204b1c930a0cd7a135d73cc707067caef09a1d27d2318812f7b