Nov 28 13:28:32.690 INFO documenting grin_keychain-0.4.0 against master#6bfb46e4ac9a2704f06de1a2ff7a4612cd70c8cb for pr-55318
Nov 28 13:28:32.691 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 13:28:33.204 INFO [stdout] ec76e176eb4e929819cd62be7e1ba03a6e29951ea77e67b7d5ceb20f7ea7a846
Nov 28 13:28:33.206 INFO running `"docker" "start" "-a" "ec76e176eb4e929819cd62be7e1ba03a6e29951ea77e67b7d5ceb20f7ea7a846"`
Nov 28 13:28:35.226 INFO [stderr] usermod: no changes
Nov 28 13:28:35.467 INFO [stderr] warning: only one of `license` or `license-file` is necessary
Nov 28 13:28:35.636 INFO [stderr]     Checking log4rs v0.8.1
Nov 28 13:28:38.657 INFO [stderr]     Checking grin_util v0.4.0
Nov 28 13:28:42.263 INFO [stderr]  Documenting grin_keychain v0.4.0 (/source)
Nov 28 13:28:49.234 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.97s
Nov 28 13:28:49.249 INFO [stderr] su: No module specific data is present
Nov 28 13:28:49.847 INFO running `"docker" "inspect" "ec76e176eb4e929819cd62be7e1ba03a6e29951ea77e67b7d5ceb20f7ea7a846"`
Nov 28 13:28:50.121 INFO running `"docker" "rm" "-f" "ec76e176eb4e929819cd62be7e1ba03a6e29951ea77e67b7d5ceb20f7ea7a846"`
Nov 28 13:28:50.401 INFO [stdout] ec76e176eb4e929819cd62be7e1ba03a6e29951ea77e67b7d5ceb20f7ea7a846