Dec 01 11:45:48.917 INFO documenting markcol/board100 against master#147e60c5f89cfa2d3ffc247413956a37582c98e7 for pr-55318-1
Dec 01 11:45:48.917 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55318-1/worker-2/master#147e60c5f89cfa2d3ffc247413956a37582c98e7:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/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 11:45:49.378 INFO [stdout] b6b9c7dd221225445cca4d74b52c2f51dfdfe47f1a16c58cd230daa1b14d0988
Dec 01 11:45:49.380 INFO running `"docker" "start" "-a" "b6b9c7dd221225445cca4d74b52c2f51dfdfe47f1a16c58cd230daa1b14d0988"`
Dec 01 11:45:50.374 INFO [stderr] usermod: no changes
Dec 01 11:45:50.464 INFO [stderr]    Compiling syn v0.15.17
Dec 01 11:46:00.864 INFO [stderr]    Compiling synstructure v0.10.1
Dec 01 11:46:04.980 INFO [stderr]    Compiling failure_derive v0.1.3
Dec 01 11:46:07.424 INFO [stderr]     Checking failure v0.1.3
Dec 01 11:46:07.902 INFO [stderr]  Documenting square100 v0.1.0 (/source)
Dec 01 11:46:09.534 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.13s
Dec 01 11:46:09.539 INFO [stderr] su: No module specific data is present
Dec 01 11:46:09.849 INFO running `"docker" "inspect" "b6b9c7dd221225445cca4d74b52c2f51dfdfe47f1a16c58cd230daa1b14d0988"`
Dec 01 11:46:09.970 INFO running `"docker" "rm" "-f" "b6b9c7dd221225445cca4d74b52c2f51dfdfe47f1a16c58cd230daa1b14d0988"`
Dec 01 11:46:10.048 INFO [stdout] b6b9c7dd221225445cca4d74b52c2f51dfdfe47f1a16c58cd230daa1b14d0988