Nov 28 09:06:50.450 INFO documenting slack-hook-clux-0.7.1 against master#6bfb46e4ac9a2704f06de1a2ff7a4612cd70c8cb for pr-55318
Nov 28 09:06:50.450 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55318/worker-4/master#6bfb46e4ac9a2704f06de1a2ff7a4612cd70c8cb:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55318/master#6bfb46e4ac9a2704f06de1a2ff7a4612cd70c8cb:/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 +6bfb46e4ac9a2704f06de1a2ff7a4612cd70c8cb-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"`
Nov 28 09:06:50.654 INFO [stdout] 4b396662356fa7ff30b7a81d02351a61339d31d7eda294069a2e3c8a4d8087c3
Nov 28 09:06:50.657 INFO running `"docker" "start" "-a" "4b396662356fa7ff30b7a81d02351a61339d31d7eda294069a2e3c8a4d8087c3"`
Nov 28 09:06:51.176 INFO [stderr] usermod: no changes
Nov 28 09:06:51.570 INFO [stderr]     Checking hyper-tls v0.3.1
Nov 28 09:06:54.165 INFO [stderr]     Checking reqwest v0.9.5
Nov 28 09:06:58.158 INFO [stderr]  Documenting slack-hook-clux v0.7.1 (/source)
Nov 28 09:07:05.020 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.82s
Nov 28 09:07:05.047 INFO [stderr] su: No module specific data is present
Nov 28 09:07:05.447 INFO running `"docker" "inspect" "4b396662356fa7ff30b7a81d02351a61339d31d7eda294069a2e3c8a4d8087c3"`
Nov 28 09:07:05.573 INFO running `"docker" "rm" "-f" "4b396662356fa7ff30b7a81d02351a61339d31d7eda294069a2e3c8a4d8087c3"`
Nov 28 09:07:05.713 INFO [stdout] 4b396662356fa7ff30b7a81d02351a61339d31d7eda294069a2e3c8a4d8087c3