Dec 11 16:52:08.705 INFO checking isenar/fractal-plot against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 16:52:08.705 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-0/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-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 16:52:09.108 INFO [stdout] c5ffadb10cece99dcd1d9ca92003c004da91394400d45328b4e3ab7f57de5a15
Dec 11 16:52:09.110 INFO running `"docker" "start" "-a" "c5ffadb10cece99dcd1d9ca92003c004da91394400d45328b4e3ab7f57de5a15"`
Dec 11 16:52:10.488 INFO [stderr] usermod: no changes
Dec 11 16:52:10.624 INFO [stderr]     Checking crossbeam v0.3.0
Dec 11 16:52:10.624 INFO [stderr]     Checking rayon-core v1.3.0
Dec 11 16:52:12.214 INFO [stderr]     Checking rayon v0.8.2
Dec 11 16:52:15.161 INFO [stderr]     Checking jpeg-decoder v0.1.13
Dec 11 16:52:16.864 INFO [stderr]     Checking image v0.17.0
Dec 11 16:52:22.033 INFO [stderr]     Checking fractal_plot v0.1.0 (/source)
Dec 11 16:52:24.205 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.68s
Dec 11 16:52:24.216 INFO [stderr] su: No module specific data is present
Dec 11 16:52:25.136 INFO running `"docker" "inspect" "c5ffadb10cece99dcd1d9ca92003c004da91394400d45328b4e3ab7f57de5a15"`
Dec 11 16:52:25.408 INFO running `"docker" "rm" "-f" "c5ffadb10cece99dcd1d9ca92003c004da91394400d45328b4e3ab7f57de5a15"`
Dec 11 16:52:25.700 INFO [stdout] c5ffadb10cece99dcd1d9ca92003c004da91394400d45328b4e3ab7f57de5a15