Dec 01 19:29:27.380 INFO documenting archer884/syncpath against try#f86f76f89ea2b1ccbfb3741962ec2029d878a389 for pr-55318-1
Dec 01 19:29:27.380 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55318-1/worker-4/try#f86f76f89ea2b1ccbfb3741962ec2029d878a389:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55318-1/try#f86f76f89ea2b1ccbfb3741962ec2029d878a389:/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 +f86f76f89ea2b1ccbfb3741962ec2029d878a389-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 19:29:27.552 INFO [stdout] 4c254cfaffbcd5fdb7c3b8342959fc8ef3a4b55ed0a996bfaf144b5bb372a028
Dec 01 19:29:27.554 INFO running `"docker" "start" "-a" "4c254cfaffbcd5fdb7c3b8342959fc8ef3a4b55ed0a996bfaf144b5bb372a028"`
Dec 01 19:29:28.047 INFO [stderr] usermod: no changes
Dec 01 19:29:28.134 INFO [stderr]    Compiling syn v0.15.13
Dec 01 19:29:34.832 INFO [stderr]    Compiling structopt-derive v0.2.12
Dec 01 19:29:37.999 INFO [stderr]     Checking structopt v0.2.12
Dec 01 19:29:38.347 INFO [stderr]  Documenting syncpath v0.2.0 (/source)
Dec 01 19:29:40.244 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.17s
Dec 01 19:29:40.248 INFO [stderr] su: No module specific data is present
Dec 01 19:29:40.636 INFO running `"docker" "inspect" "4c254cfaffbcd5fdb7c3b8342959fc8ef3a4b55ed0a996bfaf144b5bb372a028"`
Dec 01 19:29:40.900 INFO running `"docker" "rm" "-f" "4c254cfaffbcd5fdb7c3b8342959fc8ef3a4b55ed0a996bfaf144b5bb372a028"`
Dec 01 19:29:41.076 INFO [stdout] 4c254cfaffbcd5fdb7c3b8342959fc8ef3a4b55ed0a996bfaf144b5bb372a028