Dec 02 08:47:29.623 INFO documenting cryogen_plugin_json-0.1.0 against master#147e60c5f89cfa2d3ffc247413956a37582c98e7 for pr-55318-1
Dec 02 08:47:29.624 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55318-1/worker-7/master#147e60c5f89cfa2d3ffc247413956a37582c98e7:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/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 02 08:47:29.844 INFO [stdout] 02d89404b869d20d7e08febeb657f9130fe9f15fac6c312d066ad42a96c26a88
Dec 02 08:47:29.846 INFO running `"docker" "start" "-a" "02d89404b869d20d7e08febeb657f9130fe9f15fac6c312d066ad42a96c26a88"`
Dec 02 08:47:30.465 INFO [stderr] usermod: no changes
Dec 02 08:47:30.640 INFO [stderr] warning: only one of `license` or `license-file` is necessary
Dec 02 08:47:30.729 INFO [stderr]     Checking clap v2.20.5
Dec 02 08:47:30.730 INFO [stderr]     Checking tera v0.8.1
Dec 02 08:47:37.128 INFO [stderr]     Checking cryogen_prelude v0.1.0
Dec 02 08:47:37.850 INFO [stderr]  Documenting cryogen_plugin_json v0.1.0 (/source)
Dec 02 08:47:40.256 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.75s
Dec 02 08:47:40.265 INFO [stderr] su: No module specific data is present
Dec 02 08:47:40.562 INFO running `"docker" "inspect" "02d89404b869d20d7e08febeb657f9130fe9f15fac6c312d066ad42a96c26a88"`
Dec 02 08:47:40.966 INFO running `"docker" "rm" "-f" "02d89404b869d20d7e08febeb657f9130fe9f15fac6c312d066ad42a96c26a88"`
Dec 02 08:47:41.264 INFO [stdout] 02d89404b869d20d7e08febeb657f9130fe9f15fac6c312d066ad42a96c26a88