Dec 01 08:51:40.837 INFO documenting reiver-dev/cenv against master#147e60c5f89cfa2d3ffc247413956a37582c98e7 for pr-55318-1
Dec 01 08:51:40.837 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55318-1/worker-3/master#147e60c5f89cfa2d3ffc247413956a37582c98e7:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/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 08:51:41.352 INFO [stdout] 13fe6cfeda8678f7198104c8a50decf04fae4812ac5d9bf447e062d3d60e8b83
Dec 01 08:51:41.352 INFO running `"docker" "start" "-a" "13fe6cfeda8678f7198104c8a50decf04fae4812ac5d9bf447e062d3d60e8b83"`
Dec 01 08:51:42.452 INFO [stderr] usermod: no changes
Dec 01 08:51:42.624 INFO [stderr]     Checking nix v0.9.0
Dec 01 08:51:42.624 INFO [stderr]     Checking clap v2.30.0
Dec 01 08:51:42.625 INFO [stderr]     Checking tempfile v2.2.0
Dec 01 08:51:47.867 INFO [stderr]     Checking os_pipe v0.6.0
Dec 01 08:51:48.288 INFO [stderr]  Documenting cenv v0.1.0 (/source)
Dec 01 08:51:50.364 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.89s
Dec 01 08:51:50.376 INFO [stderr] su: No module specific data is present
Dec 01 08:51:50.689 INFO running `"docker" "inspect" "13fe6cfeda8678f7198104c8a50decf04fae4812ac5d9bf447e062d3d60e8b83"`
Dec 01 08:51:50.802 INFO running `"docker" "rm" "-f" "13fe6cfeda8678f7198104c8a50decf04fae4812ac5d9bf447e062d3d60e8b83"`
Dec 01 08:51:50.936 INFO [stdout] 13fe6cfeda8678f7198104c8a50decf04fae4812ac5d9bf447e062d3d60e8b83