Dec 01 09:30:39.449 INFO documenting phyber/mutt-maildirs against master#147e60c5f89cfa2d3ffc247413956a37582c98e7 for pr-55318-1
Dec 01 09:30:39.449 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55318-1/worker-1/master#147e60c5f89cfa2d3ffc247413956a37582c98e7:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-55318-1/master#147e60c5f89cfa2d3ffc247413956a37582c98e7:/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 +147e60c5f89cfa2d3ffc247413956a37582c98e7-alt doc --frozen --no-deps --document-private-items" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 01 09:30:39.792 INFO [stdout] 6d8c68c688469cdf88dbfe9e7968059a946970364c2c4f61c67bffaf86d305e4
Dec 01 09:30:39.800 INFO running `"docker" "start" "-a" "6d8c68c688469cdf88dbfe9e7968059a946970364c2c4f61c67bffaf86d305e4"`
Dec 01 09:30:41.688 INFO [stderr] usermod: no changes
Dec 01 09:30:41.825 INFO [stderr]    Compiling backtrace-sys v0.1.15
Dec 01 09:30:55.996 INFO [stderr]     Checking backtrace v0.3.3
Dec 01 09:30:56.539 INFO [stderr]     Checking error-chain v0.10.0
Dec 01 09:30:57.117 INFO [stderr]  Documenting mutt-maildirs v0.1.0 (/source)
Dec 01 09:30:59.185 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.47s
Dec 01 09:30:59.192 INFO [stderr] su: No module specific data is present
Dec 01 09:31:00.272 INFO running `"docker" "inspect" "6d8c68c688469cdf88dbfe9e7968059a946970364c2c4f61c67bffaf86d305e4"`
Dec 01 09:31:00.516 INFO running `"docker" "rm" "-f" "6d8c68c688469cdf88dbfe9e7968059a946970364c2c4f61c67bffaf86d305e4"`
Dec 01 09:31:00.808 INFO [stdout] 6d8c68c688469cdf88dbfe9e7968059a946970364c2c4f61c67bffaf86d305e4