Dec 11 13:18:33.258 INFO checking mpdrescher/pottcpp-rust-vortrag against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 13:18:33.258 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 13:18:33.850 INFO [stdout] ac4ef01078cdd1cc135aafee9de51da21e6c8342147649b40fa0452f8d9ea051
Dec 11 13:18:33.852 INFO running `"docker" "start" "-a" "ac4ef01078cdd1cc135aafee9de51da21e6c8342147649b40fa0452f8d9ea051"`
Dec 11 13:18:36.011 INFO [stderr] usermod: no changes
Dec 11 13:18:36.168 INFO [stderr]     Checking tokio-timer v0.1.2
Dec 11 13:18:36.168 INFO [stderr]     Checking futures-cpupool v0.1.5
Dec 11 13:18:36.168 INFO [stderr]     Checking rayon-core v1.2.1
Dec 11 13:18:37.908 INFO [stderr]     Checking rayon v0.8.2
Dec 11 13:18:40.628 INFO [stderr]     Checking cppvortrag v0.1.0 (/source)
Dec 11 13:18:42.232 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.19s
Dec 11 13:18:42.236 INFO [stderr] su: No module specific data is present
Dec 11 13:18:43.330 INFO running `"docker" "inspect" "ac4ef01078cdd1cc135aafee9de51da21e6c8342147649b40fa0452f8d9ea051"`
Dec 11 13:18:43.552 INFO running `"docker" "rm" "-f" "ac4ef01078cdd1cc135aafee9de51da21e6c8342147649b40fa0452f8d9ea051"`
Dec 11 13:18:43.810 INFO [stdout] ac4ef01078cdd1cc135aafee9de51da21e6c8342147649b40fa0452f8d9ea051