Dec 11 20:29:15.246 INFO checking crazymerlyn/engine against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 11 20:29:15.246 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-1/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/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 +aa9aa79c3c583aab59ac9134542d60a780c35e2e-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 11 20:29:15.616 INFO [stdout] 1e9e0e4bc92b631fda88fb00137db15e4617554d9b1b7a15aa746d1fb5d57098
Dec 11 20:29:15.624 INFO running `"docker" "start" "-a" "1e9e0e4bc92b631fda88fb00137db15e4617554d9b1b7a15aa746d1fb5d57098"`
Dec 11 20:29:16.684 INFO [stderr] usermod: no changes
Dec 11 20:29:16.731 INFO [stderr]     Checking engine v0.1.0 (/source)
Dec 11 20:29:17.560 INFO [stderr] warning: variable does not need to be mutable
Dec 11 20:29:17.560 INFO [stderr]    --> src/boxes.rs:106:13
Dec 11 20:29:17.560 INFO [stderr]     |
Dec 11 20:29:17.560 INFO [stderr] 106 |         let mut border_left = style.lookup("border-left-width", "border-width", &zero);
Dec 11 20:29:17.560 INFO [stderr]     |             ----^^^^^^^^^^^
Dec 11 20:29:17.560 INFO [stderr]     |             |
Dec 11 20:29:17.560 INFO [stderr]     |             help: remove this `mut`
Dec 11 20:29:17.560 INFO [stderr]     |
Dec 11 20:29:17.560 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 11 20:29:17.560 INFO [stderr] 
Dec 11 20:29:17.560 INFO [stderr] warning: variable does not need to be mutable
Dec 11 20:29:17.560 INFO [stderr]    --> src/boxes.rs:107:13
Dec 11 20:29:17.560 INFO [stderr]     |
Dec 11 20:29:17.560 INFO [stderr] 107 |         let mut border_right = style.lookup("border-right-width", "border-width", &zero);
Dec 11 20:29:17.560 INFO [stderr]     |             ----^^^^^^^^^^^^
Dec 11 20:29:17.560 INFO [stderr]     |             |
Dec 11 20:29:17.560 INFO [stderr]     |             help: remove this `mut`
Dec 11 20:29:17.560 INFO [stderr] 
Dec 11 20:29:17.560 INFO [stderr] warning: variable does not need to be mutable
Dec 11 20:29:17.560 INFO [stderr]    --> src/boxes.rs:109:13
Dec 11 20:29:17.560 INFO [stderr]     |
Dec 11 20:29:17.560 INFO [stderr] 109 |         let mut padding_left = style.lookup("padding-left", "padding", &zero);
Dec 11 20:29:17.560 INFO [stderr]     |             ----^^^^^^^^^^^^
Dec 11 20:29:17.560 INFO [stderr]     |             |
Dec 11 20:29:17.560 INFO [stderr]     |             help: remove this `mut`
Dec 11 20:29:17.560 INFO [stderr] 
Dec 11 20:29:17.560 INFO [stderr] warning: variable does not need to be mutable
Dec 11 20:29:17.560 INFO [stderr]    --> src/boxes.rs:110:13
Dec 11 20:29:17.560 INFO [stderr]     |
Dec 11 20:29:17.560 INFO [stderr] 110 |         let mut padding_right = style.lookup("padding-right", "padding", &zero);
Dec 11 20:29:17.561 INFO [stderr]     |             ----^^^^^^^^^^^^^
Dec 11 20:29:17.561 INFO [stderr]     |             |
Dec 11 20:29:17.561 INFO [stderr]     |             help: remove this `mut`
Dec 11 20:29:17.561 INFO [stderr] 
Dec 11 20:29:17.664 INFO [stderr] warning: variable does not need to be mutable
Dec 11 20:29:17.664 INFO [stderr]    --> src/boxes.rs:106:13
Dec 11 20:29:17.664 INFO [stderr]     |
Dec 11 20:29:17.664 INFO [stderr] 106 |         let mut border_left = style.lookup("border-left-width", "border-width", &zero);
Dec 11 20:29:17.664 INFO [stderr]     |             ----^^^^^^^^^^^
Dec 11 20:29:17.664 INFO [stderr]     |             |
Dec 11 20:29:17.664 INFO [stderr]     |             help: remove this `mut`
Dec 11 20:29:17.664 INFO [stderr]     |
Dec 11 20:29:17.664 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 11 20:29:17.664 INFO [stderr] 
Dec 11 20:29:17.664 INFO [stderr] warning: variable does not need to be mutable
Dec 11 20:29:17.664 INFO [stderr]    --> src/boxes.rs:107:13
Dec 11 20:29:17.664 INFO [stderr]     |
Dec 11 20:29:17.664 INFO [stderr] 107 |         let mut border_right = style.lookup("border-right-width", "border-width", &zero);
Dec 11 20:29:17.664 INFO [stderr]     |             ----^^^^^^^^^^^^
Dec 11 20:29:17.664 INFO [stderr]     |             |
Dec 11 20:29:17.664 INFO [stderr]     |             help: remove this `mut`
Dec 11 20:29:17.664 INFO [stderr] 
Dec 11 20:29:17.664 INFO [stderr] warning: variable does not need to be mutable
Dec 11 20:29:17.664 INFO [stderr]    --> src/boxes.rs:109:13
Dec 11 20:29:17.664 INFO [stderr]     |
Dec 11 20:29:17.664 INFO [stderr] 109 |         let mut padding_left = style.lookup("padding-left", "padding", &zero);
Dec 11 20:29:17.664 INFO [stderr]     |             ----^^^^^^^^^^^^
Dec 11 20:29:17.664 INFO [stderr]     |             |
Dec 11 20:29:17.664 INFO [stderr]     |             help: remove this `mut`
Dec 11 20:29:17.664 INFO [stderr] 
Dec 11 20:29:17.664 INFO [stderr] warning: variable does not need to be mutable
Dec 11 20:29:17.664 INFO [stderr]    --> src/boxes.rs:110:13
Dec 11 20:29:17.664 INFO [stderr]     |
Dec 11 20:29:17.664 INFO [stderr] 110 |         let mut padding_right = style.lookup("padding-right", "padding", &zero);
Dec 11 20:29:17.664 INFO [stderr]     |             ----^^^^^^^^^^^^^
Dec 11 20:29:17.664 INFO [stderr]     |             |
Dec 11 20:29:17.665 INFO [stderr]     |             help: remove this `mut`
Dec 11 20:29:17.665 INFO [stderr] 
Dec 11 20:29:17.735 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.01s
Dec 11 20:29:17.735 INFO [stderr] su: No module specific data is present
Dec 11 20:29:18.572 INFO running `"docker" "inspect" "1e9e0e4bc92b631fda88fb00137db15e4617554d9b1b7a15aa746d1fb5d57098"`
Dec 11 20:29:18.884 INFO running `"docker" "rm" "-f" "1e9e0e4bc92b631fda88fb00137db15e4617554d9b1b7a15aa746d1fb5d57098"`
Dec 11 20:29:19.102 INFO [stdout] 1e9e0e4bc92b631fda88fb00137db15e4617554d9b1b7a15aa746d1fb5d57098