Dec 02 01:40:43.401 INFO documenting trackable-0.2.20 against try#f86f76f89ea2b1ccbfb3741962ec2029d878a389 for pr-55318-1
Dec 02 01:40:43.401 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55318-1/worker-2/try#f86f76f89ea2b1ccbfb3741962ec2029d878a389:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-55318-1/try#f86f76f89ea2b1ccbfb3741962ec2029d878a389:/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 +f86f76f89ea2b1ccbfb3741962ec2029d878a389-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 02 01:40:43.840 INFO [stdout] 5c5d151231cf13adf937001d0a26579b47e9cf738b568bf658604f48bd6cf711
Dec 02 01:40:43.845 INFO running `"docker" "start" "-a" "5c5d151231cf13adf937001d0a26579b47e9cf738b568bf658604f48bd6cf711"`
Dec 02 01:40:44.907 INFO [stderr] usermod: no changes
Dec 02 01:40:45.002 INFO [stderr]    Compiling proc-macro2 v0.4.24
Dec 02 01:40:50.248 INFO [stderr]    Compiling quote v0.6.10
Dec 02 01:40:53.644 INFO [stderr]    Compiling syn v0.15.22
Dec 02 01:41:02.385 INFO [stderr]    Compiling trackable_derive v0.1.1
Dec 02 01:41:05.604 INFO [stderr]  Documenting trackable v0.2.20 (/source)
Dec 02 01:41:07.229 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.28s
Dec 02 01:41:07.229 INFO [stderr] su: No module specific data is present
Dec 02 01:41:07.526 INFO running `"docker" "inspect" "5c5d151231cf13adf937001d0a26579b47e9cf738b568bf658604f48bd6cf711"`
Dec 02 01:41:07.626 INFO running `"docker" "rm" "-f" "5c5d151231cf13adf937001d0a26579b47e9cf738b568bf658604f48bd6cf711"`
Dec 02 01:41:07.739 INFO [stdout] 5c5d151231cf13adf937001d0a26579b47e9cf738b568bf658604f48bd6cf711