Nov 28 11:01:22.064 INFO documenting piston-0.39.0 against try#f5a0bd723553ea4b7556bd7087b9f0919cafb483 for pr-55318
Nov 28 11:01:22.064 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55318/worker-2/try#f5a0bd723553ea4b7556bd7087b9f0919cafb483:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-55318/try#f5a0bd723553ea4b7556bd7087b9f0919cafb483:/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 +f5a0bd723553ea4b7556bd7087b9f0919cafb483-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 11:01:22.270 INFO [stdout] 99e1caa1cb52d172708d84564dbbd837b66bbc1f72b4e4839b6b7a4aeb6e1b2e
Nov 28 11:01:22.272 INFO running `"docker" "start" "-a" "99e1caa1cb52d172708d84564dbbd837b66bbc1f72b4e4839b6b7a4aeb6e1b2e"`
Nov 28 11:01:22.824 INFO [stderr] usermod: no changes
Nov 28 11:01:22.907 INFO [stderr]     Checking pistoncore-input v0.23.0
Nov 28 11:01:25.879 INFO [stderr]     Checking pistoncore-window v0.34.0
Nov 28 11:01:28.635 INFO [stderr]     Checking pistoncore-event_loop v0.39.0
Nov 28 11:01:29.697 INFO [stderr]  Documenting piston v0.39.0 (/source)
Nov 28 11:01:32.313 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.47s
Nov 28 11:01:32.319 INFO [stderr] su: No module specific data is present
Nov 28 11:01:32.681 INFO running `"docker" "inspect" "99e1caa1cb52d172708d84564dbbd837b66bbc1f72b4e4839b6b7a4aeb6e1b2e"`
Nov 28 11:01:32.889 INFO running `"docker" "rm" "-f" "99e1caa1cb52d172708d84564dbbd837b66bbc1f72b4e4839b6b7a4aeb6e1b2e"`
Nov 28 11:01:33.050 INFO [stdout] 99e1caa1cb52d172708d84564dbbd837b66bbc1f72b4e4839b6b7a4aeb6e1b2e