Dec 11 20:53:00.109 INFO checking chriskuehl/cargo-docserve against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 20:53:00.109 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 20:53:00.588 INFO [stdout] 8c8b1e15fe18f609f306f6ea9b62d87851697b7d9f31da1a72d91e7cd0353246
Dec 11 20:53:00.596 INFO running `"docker" "start" "-a" "8c8b1e15fe18f609f306f6ea9b62d87851697b7d9f31da1a72d91e7cd0353246"`
Dec 11 20:53:01.852 INFO [stderr] usermod: no changes
Dec 11 20:53:01.897 INFO [stderr] warning: unused manifest key: package.website
Dec 11 20:53:01.996 INFO [stderr]     Checking hyper v0.10.13
Dec 11 20:53:06.215 INFO [stderr]     Checking iron v0.5.1
Dec 11 20:53:07.757 INFO [stderr]     Checking mount v0.3.0
Dec 11 20:53:09.337 INFO [stderr]     Checking staticfile v0.4.0
Dec 11 20:53:10.822 INFO [stderr]     Checking cargo-docserve v0.1.0 (/source)
Dec 11 20:53:17.177 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.30s
Dec 11 20:53:17.184 INFO [stderr] su: No module specific data is present
Dec 11 20:53:17.916 INFO running `"docker" "inspect" "8c8b1e15fe18f609f306f6ea9b62d87851697b7d9f31da1a72d91e7cd0353246"`
Dec 11 20:53:18.210 INFO running `"docker" "rm" "-f" "8c8b1e15fe18f609f306f6ea9b62d87851697b7d9f31da1a72d91e7cd0353246"`
Dec 11 20:53:18.486 INFO [stdout] 8c8b1e15fe18f609f306f6ea9b62d87851697b7d9f31da1a72d91e7cd0353246