Dec 01 21:55:53.063 INFO documenting Niederb/ray_tracer against master#147e60c5f89cfa2d3ffc247413956a37582c98e7 for pr-55318-1
Dec 01 21:55:53.063 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55318-1/worker-0/master#147e60c5f89cfa2d3ffc247413956a37582c98e7:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/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 21:55:53.259 INFO [stdout] 345e4cec955364e09e90fffee2024d0fad3504f4696372bdcf390c9dcf65a780
Dec 01 21:55:53.261 INFO running `"docker" "start" "-a" "345e4cec955364e09e90fffee2024d0fad3504f4696372bdcf390c9dcf65a780"`
Dec 01 21:55:53.808 INFO [stderr] usermod: no changes
Dec 01 21:55:54.028 INFO [stderr]    Compiling syn v0.15.16
Dec 01 21:56:02.960 INFO [stderr]    Compiling num-derive v0.2.3
Dec 01 21:56:10.078 INFO [stderr]     Checking tiff v0.2.1
Dec 01 21:56:10.813 INFO [stderr]     Checking image v0.20.0
Dec 01 21:56:16.173 INFO [stderr]  Documenting ray_tracer v0.1.0 (/source)
Dec 01 21:56:19.630 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.79s
Dec 01 21:56:19.640 INFO [stderr] su: No module specific data is present
Dec 01 21:56:20.006 INFO running `"docker" "inspect" "345e4cec955364e09e90fffee2024d0fad3504f4696372bdcf390c9dcf65a780"`
Dec 01 21:56:20.142 INFO running `"docker" "rm" "-f" "345e4cec955364e09e90fffee2024d0fad3504f4696372bdcf390c9dcf65a780"`
Dec 01 21:56:20.308 INFO [stdout] 345e4cec955364e09e90fffee2024d0fad3504f4696372bdcf390c9dcf65a780