Nov 28 06:57:41.381 INFO documenting zapper-0.9.1 against master#6bfb46e4ac9a2704f06de1a2ff7a4612cd70c8cb for pr-55318
Nov 28 06:57:41.381 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55318/worker-7/master#6bfb46e4ac9a2704f06de1a2ff7a4612cd70c8cb:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/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 06:57:41.656 INFO [stdout] 4b8e569e544fedf50b7fd12e97388c27a0a5a2eb46e016972ebce0a9db2b1460
Nov 28 06:57:41.658 INFO running `"docker" "start" "-a" "4b8e569e544fedf50b7fd12e97388c27a0a5a2eb46e016972ebce0a9db2b1460"`
Nov 28 06:57:42.126 INFO [stderr] usermod: no changes
Nov 28 06:57:42.306 INFO [stderr]    Compiling syn v0.13.11
Nov 28 06:57:51.645 INFO [stderr]    Compiling zapper_derive v0.9.0
Nov 28 06:57:55.495 INFO [stderr]  Documenting zapper v0.9.1 (/source)
Nov 28 06:57:58.111 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.96s
Nov 28 06:57:58.131 INFO [stderr] su: No module specific data is present
Nov 28 06:57:58.786 INFO running `"docker" "inspect" "4b8e569e544fedf50b7fd12e97388c27a0a5a2eb46e016972ebce0a9db2b1460"`
Nov 28 06:57:59.094 INFO running `"docker" "rm" "-f" "4b8e569e544fedf50b7fd12e97388c27a0a5a2eb46e016972ebce0a9db2b1460"`
Nov 28 06:57:59.267 INFO [stdout] 4b8e569e544fedf50b7fd12e97388c27a0a5a2eb46e016972ebce0a9db2b1460