Dec 05 02:58:26.109 INFO checking ConnyOnny/sdfgen against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 05 02:58:26.109 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-7/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-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 05 02:58:26.319 INFO [stdout] b39546f4fb08947693bcaa1699e2b6cd279302d4ed609cc1334b8a61b0d76e7f
Dec 05 02:58:26.321 INFO running `"docker" "start" "-a" "b39546f4fb08947693bcaa1699e2b6cd279302d4ed609cc1334b8a61b0d76e7f"`
Dec 05 02:58:27.028 INFO [stderr] usermod: no changes
Dec 05 02:58:27.159 INFO [stderr]    Compiling miniz-sys v0.1.7
Dec 05 02:58:27.163 INFO [stderr]     Checking num-bigint v0.1.35
Dec 05 02:58:27.164 INFO [stderr]     Checking rayon v0.5.0
Dec 05 02:58:28.439 INFO [stderr]     Checking num-rational v0.1.35
Dec 05 02:58:29.358 INFO [stderr]     Checking jpeg-decoder v0.1.8
Dec 05 02:58:29.411 INFO [stderr]     Checking flate2 v0.2.14
Dec 05 02:58:29.411 INFO [stderr]     Checking num v0.1.36
Dec 05 02:58:30.087 INFO [stderr]     Checking enum_primitive v0.1.0
Dec 05 02:58:30.667 INFO [stderr]     Checking png v0.5.2
Dec 05 02:58:31.922 INFO [stderr]     Checking image v0.10.4
Dec 05 02:58:36.011 INFO [stderr]     Checking sdfgen v0.4.0 (/source)
Dec 05 02:58:38.123 INFO [stderr] warning: variable does not need to be mutable
Dec 05 02:58:38.123 INFO [stderr]   --> src/sdf_algorithm.rs:96:7
Dec 05 02:58:38.123 INFO [stderr]    |
Dec 05 02:58:38.123 INFO [stderr] 96 |         let mut child_tasks_slice = &mut child_tasks[0..child_tasks_idx];
Dec 05 02:58:38.123 INFO [stderr]    |             ----^^^^^^^^^^^^^^^^^
Dec 05 02:58:38.123 INFO [stderr]    |             |
Dec 05 02:58:38.123 INFO [stderr]    |             help: remove this `mut`
Dec 05 02:58:38.127 INFO [stderr]    |
Dec 05 02:58:38.127 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 05 02:58:38.127 INFO [stderr] 
Dec 05 02:58:38.155 INFO [stderr] warning: variable does not need to be mutable
Dec 05 02:58:38.155 INFO [stderr]   --> src/sdf_algorithm.rs:96:7
Dec 05 02:58:38.155 INFO [stderr]    |
Dec 05 02:58:38.155 INFO [stderr] 96 |         let mut child_tasks_slice = &mut child_tasks[0..child_tasks_idx];
Dec 05 02:58:38.155 INFO [stderr]    |             ----^^^^^^^^^^^^^^^^^
Dec 05 02:58:38.155 INFO [stderr]    |             |
Dec 05 02:58:38.155 INFO [stderr]    |             help: remove this `mut`
Dec 05 02:58:38.155 INFO [stderr]    |
Dec 05 02:58:38.155 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 05 02:58:38.155 INFO [stderr] 
Dec 05 02:58:40.347 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.28s
Dec 05 02:58:40.352 INFO [stderr] su: No module specific data is present
Dec 05 02:58:40.944 INFO running `"docker" "inspect" "b39546f4fb08947693bcaa1699e2b6cd279302d4ed609cc1334b8a61b0d76e7f"`
Dec 05 02:58:41.151 INFO running `"docker" "rm" "-f" "b39546f4fb08947693bcaa1699e2b6cd279302d4ed609cc1334b8a61b0d76e7f"`
Dec 05 02:58:41.280 INFO [stdout] b39546f4fb08947693bcaa1699e2b6cd279302d4ed609cc1334b8a61b0d76e7f