Dec 04 09:08:03.985 INFO checking sxend/rust_tools against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 09:08:03.986 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-1/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/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 04 09:08:04.467 INFO [stdout] 7c2370d26c03d56b6ad418dc0cb8fbab47e8794697968572d964749e10cb4767
Dec 04 09:08:04.470 INFO running `"docker" "start" "-a" "7c2370d26c03d56b6ad418dc0cb8fbab47e8794697968572d964749e10cb4767"`
Dec 04 09:08:07.218 INFO [stderr] usermod: no changes
Dec 04 09:08:07.389 INFO [stderr]     Checking serde v1.0.10
Dec 04 09:08:07.390 INFO [stderr]     Checking time v0.1.38
Dec 04 09:08:07.390 INFO [stderr]     Checking uuid v0.5.1
Dec 04 09:08:07.390 INFO [stderr]    Compiling serde_derive v1.0.10
Dec 04 09:08:22.289 INFO [stderr]     Checking docopt v0.8.1
Dec 04 09:08:23.802 INFO [stderr]     Checking rust_tools v0.1.0 (/source)
Dec 04 09:08:25.379 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.13s
Dec 04 09:08:25.382 INFO [stderr] su: No module specific data is present
Dec 04 09:08:26.507 INFO running `"docker" "inspect" "7c2370d26c03d56b6ad418dc0cb8fbab47e8794697968572d964749e10cb4767"`
Dec 04 09:08:26.907 INFO running `"docker" "rm" "-f" "7c2370d26c03d56b6ad418dc0cb8fbab47e8794697968572d964749e10cb4767"`
Dec 04 09:08:27.270 INFO [stdout] 7c2370d26c03d56b6ad418dc0cb8fbab47e8794697968572d964749e10cb4767