Dec 01 22:13:20.388 INFO documenting MarcusHurney/rust-api against try#f86f76f89ea2b1ccbfb3741962ec2029d878a389 for pr-55318-1
Dec 01 22:13:20.388 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55318-1/worker-7/try#f86f76f89ea2b1ccbfb3741962ec2029d878a389:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/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 01 22:13:22.560 INFO [stdout] 7b54753b2d3d161ee164dad8f82f2484037bd114e2ca9c0c3d1f7441cc6222f3
Dec 01 22:13:22.563 INFO running `"docker" "start" "-a" "7b54753b2d3d161ee164dad8f82f2484037bd114e2ca9c0c3d1f7441cc6222f3"`
Dec 01 22:13:25.295 INFO [stderr] usermod: no changes
Dec 01 22:13:25.628 INFO [stderr]    Compiling memchr v2.1.0
Dec 01 22:13:25.628 INFO [stderr]    Compiling diesel v0.16.0
Dec 01 22:13:25.640 INFO [stderr]    Compiling derive-error-chain v0.11.2
Dec 01 22:13:25.640 INFO [stderr]     Checking diesel v1.3.3
Dec 01 22:13:25.640 INFO [stderr]     Checking error-chain v0.11.0
Dec 01 22:13:25.644 INFO [stderr]    Compiling serde v1.0.79
Dec 01 22:13:31.160 INFO [stderr]    Compiling aho-corasick v0.6.8
Dec 01 22:13:35.004 INFO [stderr]    Compiling regex v0.2.11
Dec 01 22:13:55.576 INFO [stderr]     Checking dotenv v0.11.0
Dec 01 22:13:57.692 INFO [stderr]    Compiling dotenv v0.10.1
Dec 01 22:14:00.088 INFO [stderr] error[E0659]: `error_chain` is ambiguous (derive helper attribute vs any other name)
Dec 01 22:14:00.088 INFO [stderr]   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/dotenv-0.10.1/src/lib.rs:23:40
Dec 01 22:14:00.088 INFO [stderr]    |
Dec 01 22:14:00.088 INFO [stderr] 23 | #[cfg_attr(not(feature = "backtrace"), error_chain(backtrace = "false"))]
Dec 01 22:14:00.088 INFO [stderr]    |                                        ^^^^^^^^^^^ ambiguous name
Dec 01 22:14:00.088 INFO [stderr]    |
Dec 01 22:14:00.088 INFO [stderr] note: `error_chain` could refer to the derive helper attribute defined here
Dec 01 22:14:00.088 INFO [stderr]   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/dotenv-0.10.1/src/lib.rs:22:17
Dec 01 22:14:00.088 INFO [stderr]    |
Dec 01 22:14:00.088 INFO [stderr] 22 | #[derive(Debug, error_chain)]
Dec 01 22:14:00.088 INFO [stderr]    |                 ^^^^^^^^^^^
Dec 01 22:14:00.088 INFO [stderr] note: `error_chain` could also refer to the derive macro imported here
Dec 01 22:14:00.088 INFO [stderr]   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/dotenv-0.10.1/src/lib.rs:10:1
Dec 01 22:14:00.088 INFO [stderr]    |
Dec 01 22:14:00.088 INFO [stderr] 10 | #[macro_use]
Dec 01 22:14:00.088 INFO [stderr]    | ^^^^^^^^^^^^
Dec 01 22:14:00.088 INFO [stderr] 
Dec 01 22:14:00.460 INFO [stderr] error: aborting due to previous error
Dec 01 22:14:00.460 INFO [stderr] 
Dec 01 22:14:00.460 INFO [stderr] For more information about this error, try `rustc --explain E0659`.
Dec 01 22:14:00.484 INFO [stderr] error: Could not compile `dotenv`.
Dec 01 22:14:00.484 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 01 22:14:36.636 INFO [stderr] error: build failed
Dec 01 22:14:36.636 INFO [stderr] su: No module specific data is present
Dec 01 22:14:37.423 INFO running `"docker" "inspect" "7b54753b2d3d161ee164dad8f82f2484037bd114e2ca9c0c3d1f7441cc6222f3"`
Dec 01 22:14:37.654 INFO running `"docker" "rm" "-f" "7b54753b2d3d161ee164dad8f82f2484037bd114e2ca9c0c3d1f7441cc6222f3"`
Dec 01 22:14:37.939 INFO [stdout] 7b54753b2d3d161ee164dad8f82f2484037bd114e2ca9c0c3d1f7441cc6222f3