Dec 01 14:49:04.269 INFO documenting howeih/Day-44-Gradient-Approximation against master#147e60c5f89cfa2d3ffc247413956a37582c98e7 for pr-55318-1
Dec 01 14:49:04.269 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 01 14:49:04.562 INFO [stdout] 09e4bff14bb30cbdfc0c235d5a3c344b06f0fe6af7e8574957d3b4b2943d690e
Dec 01 14:49:04.564 INFO running `"docker" "start" "-a" "09e4bff14bb30cbdfc0c235d5a3c344b06f0fe6af7e8574957d3b4b2943d690e"`
Dec 01 14:49:05.516 INFO [stderr] usermod: no changes
Dec 01 14:49:05.615 INFO [stderr]    Compiling ndarray v0.11.2
Dec 01 14:49:05.621 INFO [stderr]     Checking itertools v0.7.8
Dec 01 14:49:05.621 INFO [stderr]     Checking num-complex v0.1.43
Dec 01 14:49:14.337 INFO [stderr]  Documenting gradient_approximation v0.1.0 (/source)
Dec 01 14:49:15.966 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.43s
Dec 01 14:49:15.970 INFO [stderr] su: No module specific data is present
Dec 01 14:49:16.218 INFO running `"docker" "inspect" "09e4bff14bb30cbdfc0c235d5a3c344b06f0fe6af7e8574957d3b4b2943d690e"`
Dec 01 14:49:16.297 INFO running `"docker" "rm" "-f" "09e4bff14bb30cbdfc0c235d5a3c344b06f0fe6af7e8574957d3b4b2943d690e"`
Dec 01 14:49:16.404 INFO [stdout] 09e4bff14bb30cbdfc0c235d5a3c344b06f0fe6af7e8574957d3b4b2943d690e