Dec 12 16:51:31.304 INFO checking cex-0.1.1 against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 12 16:51:31.304 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-3/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/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 12 16:51:31.835 INFO [stdout] 7de66ed7fae49e7b95202611b2d87c46ce3392a9dd6add0f8f3a5f2ae31c1282
Dec 12 16:51:31.838 INFO running `"docker" "start" "-a" "7de66ed7fae49e7b95202611b2d87c46ce3392a9dd6add0f8f3a5f2ae31c1282"`
Dec 12 16:51:33.289 INFO [stderr] usermod: no changes
Dec 12 16:51:33.373 INFO [stderr]    Compiling syn v0.15.22
Dec 12 16:51:51.882 INFO [stderr]    Compiling enumx_derive v0.1.1
Dec 12 16:51:51.882 INFO [stderr]    Compiling cex_derive v0.1.1
Dec 12 16:52:17.604 INFO [stderr]     Checking enumx v0.1.1
Dec 12 16:52:31.540 INFO [stderr]     Checking cex v0.1.1 (/source)
Dec 12 16:52:42.495 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 09s
Dec 12 16:52:42.498 INFO [stderr] su: No module specific data is present
Dec 12 16:52:43.784 INFO running `"docker" "inspect" "7de66ed7fae49e7b95202611b2d87c46ce3392a9dd6add0f8f3a5f2ae31c1282"`
Dec 12 16:52:44.030 INFO running `"docker" "rm" "-f" "7de66ed7fae49e7b95202611b2d87c46ce3392a9dd6add0f8f3a5f2ae31c1282"`
Dec 12 16:52:44.276 INFO [stdout] 7de66ed7fae49e7b95202611b2d87c46ce3392a9dd6add0f8f3a5f2ae31c1282