Dec 01 17:25:39.810 INFO documenting damody/sflow_read against try#f86f76f89ea2b1ccbfb3741962ec2029d878a389 for pr-55318-1
Dec 01 17:25:39.810 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55318-1/worker-0/try#f86f76f89ea2b1ccbfb3741962ec2029d878a389:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/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 17:25:40.256 INFO [stdout] 2e8e1895c2fe0c723b434631d8f98e4186ef3c190517633f36be15a90495a16a
Dec 01 17:25:40.258 INFO running `"docker" "start" "-a" "2e8e1895c2fe0c723b434631d8f98e4186ef3c190517633f36be15a90495a16a"`
Dec 01 17:25:41.468 INFO [stderr] usermod: no changes
Dec 01 17:25:42.168 INFO [stderr]    Compiling error-chain v0.10.0
Dec 01 17:25:42.168 INFO [stderr]     Checking mercator v0.1.2
Dec 01 17:25:42.173 INFO [stderr]    Compiling actix-web v0.7.13
Dec 01 17:25:42.195 INFO [stderr]     Checking h2 v0.1.13
Dec 01 17:25:42.195 INFO [stderr]     Checking openssl v0.10.15
Dec 01 17:25:42.199 INFO [stderr]     Checking serde v1.0.80
Dec 01 17:25:42.209 INFO [stderr]     Checking dotenv v0.13.0
Dec 01 17:25:43.762 INFO [stderr]    Compiling dotenv v0.10.1
Dec 01 17:25:45.928 INFO [stderr] error[E0659]: `error_chain` is ambiguous (derive helper attribute vs any other name)
Dec 01 17:25:45.928 INFO [stderr]   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/dotenv-0.10.1/src/lib.rs:23:40
Dec 01 17:25:45.928 INFO [stderr]    |
Dec 01 17:25:45.928 INFO [stderr] 23 | #[cfg_attr(not(feature = "backtrace"), error_chain(backtrace = "false"))]
Dec 01 17:25:45.928 INFO [stderr]    |                                        ^^^^^^^^^^^ ambiguous name
Dec 01 17:25:45.928 INFO [stderr]    |
Dec 01 17:25:45.928 INFO [stderr] note: `error_chain` could refer to the derive helper attribute defined here
Dec 01 17:25:45.928 INFO [stderr]   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/dotenv-0.10.1/src/lib.rs:22:17
Dec 01 17:25:45.928 INFO [stderr]    |
Dec 01 17:25:45.928 INFO [stderr] 22 | #[derive(Debug, error_chain)]
Dec 01 17:25:45.928 INFO [stderr]    |                 ^^^^^^^^^^^
Dec 01 17:25:45.928 INFO [stderr] note: `error_chain` could also refer to the derive macro imported here
Dec 01 17:25:45.928 INFO [stderr]   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/dotenv-0.10.1/src/lib.rs:10:1
Dec 01 17:25:45.928 INFO [stderr]    |
Dec 01 17:25:45.928 INFO [stderr] 10 | #[macro_use]
Dec 01 17:25:45.928 INFO [stderr]    | ^^^^^^^^^^^^
Dec 01 17:25:45.928 INFO [stderr] 
Dec 01 17:25:46.140 INFO [stderr] error: aborting due to previous error
Dec 01 17:25:46.140 INFO [stderr] 
Dec 01 17:25:46.140 INFO [stderr] For more information about this error, try `rustc --explain E0659`.
Dec 01 17:25:46.148 INFO [stderr] error: Could not compile `dotenv`.
Dec 01 17:25:46.148 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 01 17:26:01.011 INFO [stderr] error: build failed
Dec 01 17:26:01.021 INFO [stderr] su: No module specific data is present
Dec 01 17:26:02.488 INFO running `"docker" "inspect" "2e8e1895c2fe0c723b434631d8f98e4186ef3c190517633f36be15a90495a16a"`
Dec 01 17:26:02.836 INFO running `"docker" "rm" "-f" "2e8e1895c2fe0c723b434631d8f98e4186ef3c190517633f36be15a90495a16a"`
Dec 01 17:26:03.176 INFO [stdout] 2e8e1895c2fe0c723b434631d8f98e4186ef3c190517633f36be15a90495a16a