Dec 01 17:14:55.570 INFO documenting davidbarsky/trace-prototype against master#147e60c5f89cfa2d3ffc247413956a37582c98e7 for pr-55318-1
Dec 01 17:14:55.570 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55318-1/worker-2/master#147e60c5f89cfa2d3ffc247413956a37582c98e7:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/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 17:14:56.020 INFO [stdout] eb57262610da937b117a10db68b4ad0ce24b731ccfaeb3f6b6b93f066adad36b
Dec 01 17:14:56.023 INFO running `"docker" "start" "-a" "eb57262610da937b117a10db68b4ad0ce24b731ccfaeb3f6b6b93f066adad36b"`
Dec 01 17:14:57.571 INFO [stderr] usermod: no changes
Dec 01 17:14:57.668 INFO [stderr] warning: the cargo feature `edition` is now stable and is no longer necessary to be listed in the manifest
Dec 01 17:14:57.743 INFO [stderr]     Checking crossbeam-deque v0.5.2
Dec 01 17:14:57.743 INFO [stderr]     Checking failure v0.1.2
Dec 01 17:14:58.552 INFO [stderr]     Checking crossbeam v0.4.1
Dec 01 17:14:59.635 INFO [stderr]  Documenting trace-prototype v0.1.0 (/source)
Dec 01 17:15:02.196 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.59s
Dec 01 17:15:02.204 INFO [stderr] su: No module specific data is present
Dec 01 17:15:02.788 INFO running `"docker" "inspect" "eb57262610da937b117a10db68b4ad0ce24b731ccfaeb3f6b6b93f066adad36b"`
Dec 01 17:15:03.180 INFO running `"docker" "rm" "-f" "eb57262610da937b117a10db68b4ad0ce24b731ccfaeb3f6b6b93f066adad36b"`
Dec 01 17:15:03.541 INFO [stdout] eb57262610da937b117a10db68b4ad0ce24b731ccfaeb3f6b6b93f066adad36b