Dec 11 14:12:30.046 INFO checking marcelo140/CC against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 14:12:30.046 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-6/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 14:12:30.546 INFO [stdout] a41e8079893c6ed0c0f848811d53d05738eff7e2f15a5c818c696544a9f98589
Dec 11 14:12:30.548 INFO running `"docker" "start" "-a" "a41e8079893c6ed0c0f848811d53d05738eff7e2f15a5c818c696544a9f98589"`
Dec 11 14:12:31.835 INFO [stderr] usermod: no changes
Dec 11 14:12:31.998 INFO [stderr]     Checking serde v0.9.11
Dec 11 14:12:31.998 INFO [stderr]    Compiling sys-info v0.4.1
Dec 11 14:12:32.024 INFO [stderr]    Compiling serde_codegen_internals v0.14.1
Dec 11 14:12:35.988 INFO [stderr]    Compiling serde_derive v0.9.11
Dec 11 14:12:47.272 INFO [stderr]     Checking bincode v1.0.0-alpha6
Dec 11 14:12:48.449 INFO [stderr]     Checking reverse_proxy v0.1.0 (/source)
Dec 11 14:12:53.357 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.49s
Dec 11 14:12:53.361 INFO [stderr] su: No module specific data is present
Dec 11 14:12:54.995 INFO running `"docker" "inspect" "a41e8079893c6ed0c0f848811d53d05738eff7e2f15a5c818c696544a9f98589"`
Dec 11 14:12:55.378 INFO running `"docker" "rm" "-f" "a41e8079893c6ed0c0f848811d53d05738eff7e2f15a5c818c696544a9f98589"`
Dec 11 14:12:55.724 INFO [stdout] a41e8079893c6ed0c0f848811d53d05738eff7e2f15a5c818c696544a9f98589