Nov 28 10:04:20.226 INFO documenting rtfm-syntax-0.3.4 against master#6bfb46e4ac9a2704f06de1a2ff7a4612cd70c8cb for pr-55318
Nov 28 10:04:20.228 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55318/worker-6/master#6bfb46e4ac9a2704f06de1a2ff7a4612cd70c8cb:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 28 10:04:20.760 INFO [stdout] 4397c3565860d8a6b9763cf24b1b94b6ebedabed7e6a0bee021df493fd2b4806
Nov 28 10:04:20.761 INFO running `"docker" "start" "-a" "4397c3565860d8a6b9763cf24b1b94b6ebedabed7e6a0bee021df493fd2b4806"`
Nov 28 10:04:22.217 INFO [stderr] usermod: no changes
Nov 28 10:04:22.367 INFO [stderr]     Checking proc-macro2 v0.4.24
Nov 28 10:04:25.381 INFO [stderr]     Checking quote v0.6.10
Nov 28 10:04:28.217 INFO [stderr]     Checking syn v0.14.9
Nov 28 10:04:38.112 INFO [stderr]  Documenting rtfm-syntax v0.3.4 (/source)
Nov 28 10:04:43.651 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.40s
Nov 28 10:04:43.659 INFO [stderr] su: No module specific data is present
Nov 28 10:04:44.284 INFO running `"docker" "inspect" "4397c3565860d8a6b9763cf24b1b94b6ebedabed7e6a0bee021df493fd2b4806"`
Nov 28 10:04:44.613 INFO running `"docker" "rm" "-f" "4397c3565860d8a6b9763cf24b1b94b6ebedabed7e6a0bee021df493fd2b4806"`
Nov 28 10:04:44.867 INFO [stdout] 4397c3565860d8a6b9763cf24b1b94b6ebedabed7e6a0bee021df493fd2b4806