Dec 13 21:22:37.908 INFO testing disease-gamelab/disease-server against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 13 21:22:37.908 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-7/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 13 21:22:38.527 INFO [stdout] 86bf453dc61f80891a803cb572ca246e8240aa4ef8b85904c04cfe8323ad1d4d
Dec 13 21:22:38.527 INFO running `"docker" "start" "-a" "86bf453dc61f80891a803cb572ca246e8240aa4ef8b85904c04cfe8323ad1d4d"`
Dec 13 21:22:40.159 INFO [stderr] usermod: no changes
Dec 13 21:22:40.466 INFO [stderr]    Compiling serde v1.0.51
Dec 13 21:22:40.471 INFO [stderr]    Compiling syn v0.11.11
Dec 13 21:22:40.479 INFO [stderr]    Compiling serde_derive v1.0.51
Dec 13 21:22:40.479 INFO [stderr]    Compiling dotenv v0.9.0
Dec 13 21:22:40.479 INFO [stderr]    Compiling diesel v1.2.2
Dec 13 21:22:40.479 INFO [stderr]    Compiling mime_guess v1.8.4
Dec 13 21:22:53.759 INFO [stderr]    Compiling iron v0.6.0
Dec 13 21:22:53.759 INFO [stderr]    Compiling multipart v0.13.6
Dec 13 21:23:09.327 INFO [stderr]    Compiling persistent v0.4.0
Dec 13 21:23:09.423 INFO [stderr]    Compiling router v0.6.0
Dec 13 21:23:13.309 INFO [stderr]    Compiling derive-error-chain v0.10.1
Dec 13 21:23:27.771 INFO [stderr]    Compiling dotenv v0.10.1
Dec 13 21:23:29.847 INFO [stderr]    Compiling serde_json v1.0.17
Dec 13 21:23:29.895 INFO [stderr] error[E0659]: `error_chain` is ambiguous (derive helper attribute vs any other name)
Dec 13 21:23:29.895 INFO [stderr]   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/dotenv-0.10.1/src/lib.rs:23:40
Dec 13 21:23:29.895 INFO [stderr]    |
Dec 13 21:23:29.895 INFO [stderr] 23 | #[cfg_attr(not(feature = "backtrace"), error_chain(backtrace = "false"))]
Dec 13 21:23:29.895 INFO [stderr]    |                                        ^^^^^^^^^^^ ambiguous name
Dec 13 21:23:29.895 INFO [stderr]    |
Dec 13 21:23:29.895 INFO [stderr] note: `error_chain` could refer to the derive helper attribute defined here
Dec 13 21:23:29.895 INFO [stderr]   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/dotenv-0.10.1/src/lib.rs:22:17
Dec 13 21:23:29.895 INFO [stderr]    |
Dec 13 21:23:29.895 INFO [stderr] 22 | #[derive(Debug, error_chain)]
Dec 13 21:23:29.895 INFO [stderr]    |                 ^^^^^^^^^^^
Dec 13 21:23:29.895 INFO [stderr] note: `error_chain` could also refer to the derive macro imported here
Dec 13 21:23:29.895 INFO [stderr]   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/dotenv-0.10.1/src/lib.rs:10:1
Dec 13 21:23:29.895 INFO [stderr]    |
Dec 13 21:23:29.895 INFO [stderr] 10 | #[macro_use]
Dec 13 21:23:29.895 INFO [stderr]    | ^^^^^^^^^^^^
Dec 13 21:23:29.895 INFO [stderr] 
Dec 13 21:23:30.283 INFO [stderr] error: aborting due to previous error
Dec 13 21:23:30.283 INFO [stderr] 
Dec 13 21:23:30.283 INFO [stderr] For more information about this error, try `rustc --explain E0659`.
Dec 13 21:23:30.327 INFO [stderr] error: Could not compile `dotenv`.
Dec 13 21:23:30.327 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 13 21:23:49.946 INFO [stderr] error: build failed
Dec 13 21:23:49.949 INFO [stderr] su: No module specific data is present
Dec 13 21:23:50.325 INFO running `"docker" "inspect" "86bf453dc61f80891a803cb572ca246e8240aa4ef8b85904c04cfe8323ad1d4d"`
Dec 13 21:23:50.394 INFO running `"docker" "rm" "-f" "86bf453dc61f80891a803cb572ca246e8240aa4ef8b85904c04cfe8323ad1d4d"`
Dec 13 21:23:50.551 INFO [stdout] 86bf453dc61f80891a803cb572ca246e8240aa4ef8b85904c04cfe8323ad1d4d