Nov 27 11:38:34.958 INFO documenting the-wendell/margin_calculator against master#6bfb46e4ac9a2704f06de1a2ff7a4612cd70c8cb for pr-55318
Nov 27 11:38:34.958 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55318/worker-4/master#6bfb46e4ac9a2704f06de1a2ff7a4612cd70c8cb:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 27 11:38:35.303 INFO [stdout] 65825cea72e549b0415ac683e36c0be66594389c0db007a3c7693c361c731368
Nov 27 11:38:35.306 INFO running `"docker" "start" "-a" "65825cea72e549b0415ac683e36c0be66594389c0db007a3c7693c361c731368"`
Nov 27 11:38:36.843 INFO [stderr] usermod: no changes
Nov 27 11:38:36.901 INFO [stderr]    Compiling libcruby-sys v0.7.5
Nov 27 11:38:36.915 INFO [stderr]     Checking cstr-macro v0.1.0
Nov 27 11:38:38.546 INFO [stderr]     Checking helix v0.7.5
Nov 27 11:38:40.576 INFO [stderr]  Documenting margin_calculator v0.1.0 (/source)
Nov 27 11:38:42.482 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.60s
Nov 27 11:38:42.486 INFO [stderr] su: No module specific data is present
Nov 27 11:38:43.644 INFO running `"docker" "inspect" "65825cea72e549b0415ac683e36c0be66594389c0db007a3c7693c361c731368"`
Nov 27 11:38:43.962 INFO running `"docker" "rm" "-f" "65825cea72e549b0415ac683e36c0be66594389c0db007a3c7693c361c731368"`
Nov 27 11:38:44.211 INFO [stdout] 65825cea72e549b0415ac683e36c0be66594389c0db007a3c7693c361c731368