Dec 14 12:24:34.835 INFO testing AlisCode/aoc18-back against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 14 12:24:34.835 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-0/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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 14 12:24:35.060 INFO [stdout] e71c37a3b3bfe97cc91d7104637316669973b38f43d0f89bd05704ac4631bcf2
Dec 14 12:24:35.061 INFO running `"docker" "start" "-a" "e71c37a3b3bfe97cc91d7104637316669973b38f43d0f89bd05704ac4631bcf2"`
Dec 14 12:24:35.502 INFO [stderr] usermod: no changes
Dec 14 12:24:35.924 INFO [stderr]    Compiling rocket_contrib_codegen v0.4.0-rc.1
Dec 14 12:24:35.932 INFO [stderr]    Compiling unicase_serde v0.1.0
Dec 14 12:24:35.934 INFO [stderr]    Compiling syn v0.15.19
Dec 14 12:24:35.938 INFO [stderr]    Compiling diesel v1.3.3
Dec 14 12:24:59.064 INFO [stderr]    Compiling devise_core v0.1.0
Dec 14 12:24:59.064 INFO [stderr]    Compiling pear_codegen v0.1.0
Dec 14 12:24:59.064 INFO [stderr]    Compiling serde_derive v1.0.80
Dec 14 12:25:13.671 INFO [stderr]    Compiling devise_codegen v0.1.0
Dec 14 12:25:15.367 INFO [stderr]    Compiling pear v0.1.0
Dec 14 12:25:18.985 INFO [stderr]    Compiling rocket_http v0.4.0-rc.1
Dec 14 12:25:19.762 INFO [stderr]    Compiling devise v0.1.0
Dec 14 12:25:31.891 INFO [stderr]    Compiling rocket_codegen v0.4.0-rc.1
Dec 14 12:25:43.187 INFO [stderr]    Compiling rocket v0.4.0-rc.1
Dec 14 12:25:50.148 INFO [stderr]    Compiling rocket_cors v0.4.0-rc.1
Dec 14 12:25:50.148 INFO [stderr]    Compiling rocket_contrib v0.4.0-rc.1
Dec 14 12:25:52.631 INFO [stderr] error[E0254]: the name `log` is defined multiple times
Dec 14 12:25:52.631 INFO [stderr]    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/rocket_cors-0.4.0-rc.1/src/lib.rs:591:24
Dec 14 12:25:52.631 INFO [stderr]     |
Dec 14 12:25:52.631 INFO [stderr] 553 | extern crate log;
Dec 14 12:25:52.631 INFO [stderr]     | ----------------- previous import of the extern crate `log` here
Dec 14 12:25:52.631 INFO [stderr] ...
Dec 14 12:25:52.631 INFO [stderr] 591 | use log::{error, info, log};
Dec 14 12:25:52.631 INFO [stderr]     |                        ^^^ `log` reimported here
Dec 14 12:25:52.631 INFO [stderr]     |
Dec 14 12:25:52.631 INFO [stderr]     = note: `log` must be defined only once in the type namespace of this module
Dec 14 12:25:52.631 INFO [stderr] help: you can use `as` to change the binding name of the import
Dec 14 12:25:52.631 INFO [stderr]     |
Dec 14 12:25:52.631 INFO [stderr] 591 | use log::{error, info, log as other_log};
Dec 14 12:25:52.631 INFO [stderr]     |                        ^^^^^^^^^^^^^^^^
Dec 14 12:25:52.631 INFO [stderr] 
Dec 14 12:25:53.085 INFO [stderr] error: aborting due to previous error
Dec 14 12:25:53.085 INFO [stderr] 
Dec 14 12:25:53.085 INFO [stderr] For more information about this error, try `rustc --explain E0254`.
Dec 14 12:25:53.085 INFO [stderr] error: Could not compile `rocket_cors`.
Dec 14 12:25:53.085 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 14 12:25:53.448 INFO [stderr] error: build failed
Dec 14 12:25:53.448 INFO [stderr] su: No module specific data is present
Dec 14 12:25:53.775 INFO running `"docker" "inspect" "e71c37a3b3bfe97cc91d7104637316669973b38f43d0f89bd05704ac4631bcf2"`
Dec 14 12:25:53.844 INFO running `"docker" "rm" "-f" "e71c37a3b3bfe97cc91d7104637316669973b38f43d0f89bd05704ac4631bcf2"`
Dec 14 12:25:53.927 INFO [stdout] e71c37a3b3bfe97cc91d7104637316669973b38f43d0f89bd05704ac4631bcf2