Dec 19 09:42:04.784 INFO checking rust-leipzig/wiki against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 09:42:04.784 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-5/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/rust-leipzig/wiki:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 09:42:05.382 INFO [stdout] 6f1e996eb6d73b383ec40deeafc817d1142249ec2e6a26e6d4516e89d77ff140
Dec 19 09:42:05.385 INFO running `"docker" "start" "-a" "6f1e996eb6d73b383ec40deeafc817d1142249ec2e6a26e6d4516e89d77ff140"`
Dec 19 09:42:08.602 INFO [stderr]    Compiling version_check v0.1.2
Dec 19 09:42:08.610 INFO [stderr]    Compiling rayon-core v1.0.2
Dec 19 09:42:08.626 INFO [stderr]     Checking pipeline v0.5.0
Dec 19 09:42:08.633 INFO [stderr]     Checking term v0.4.5
Dec 19 09:42:08.635 INFO [stderr]    Compiling backtrace-sys v0.1.11
Dec 19 09:42:08.637 INFO [stderr]     Checking rand v0.3.15
Dec 19 09:42:08.639 INFO [stderr]     Checking uuid v0.5.0
Dec 19 09:42:09.344 INFO [stderr]     Checking markdown v0.2.0
Dec 19 09:42:11.612 INFO [stderr]    Compiling unicase v1.4.2
Dec 19 09:42:13.376 INFO [stderr]     Checking hyper v0.10.11
Dec 19 09:42:14.829 INFO [stderr]     Checking rayon v0.7.1
Dec 19 09:42:24.430 INFO [stderr]     Checking iron v0.5.1
Dec 19 09:42:25.212 INFO [stderr] error[E0119]: conflicting implementations of trait `middleware::BeforeMiddleware` for type `std::sync::Arc<_>`:
Dec 19 09:42:25.213 INFO [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/iron-0.5.1/src/middleware/mod.rs:339:1
Dec 19 09:42:25.213 INFO [stderr]     |
Dec 19 09:42:25.213 INFO [stderr] 322 | / impl<F> BeforeMiddleware for F
Dec 19 09:42:25.214 INFO [stderr] 323 | | where F: Send + Sync + 'static + Fn(&mut Request) -> IronResult<()> {
Dec 19 09:42:25.214 INFO [stderr] 324 | |     fn before(&self, req: &mut Request) -> IronResult<()> {
Dec 19 09:42:25.214 INFO [stderr] 325 | |         (*self)(req)
Dec 19 09:42:25.215 INFO [stderr] 326 | |     }
Dec 19 09:42:25.215 INFO [stderr] 327 | | }
Dec 19 09:42:25.215 INFO [stderr]     | |_- first implementation here
Dec 19 09:42:25.215 INFO [stderr] ...
Dec 19 09:42:25.216 INFO [stderr] 339 |   impl<T> BeforeMiddleware for Arc<T> where T: BeforeMiddleware {
Dec 19 09:42:25.216 INFO [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `std::sync::Arc<_>`
Dec 19 09:42:25.216 INFO [stderr]     |
Dec 19 09:42:25.217 INFO [stderr]     = note: downstream crates may implement trait `std::ops::FnOnce<(&mut request::Request<'_, '_>,)>` for type `std::sync::Arc<_>`
Dec 19 09:42:25.217 INFO [stderr]     = note: downstream crates may implement trait `std::ops::Fn<(&mut request::Request<'_, '_>,)>` for type `std::sync::Arc<_>`
Dec 19 09:42:25.217 INFO [stderr] 
Dec 19 09:42:25.218 INFO [stderr] error[E0119]: conflicting implementations of trait `middleware::AfterMiddleware` for type `std::sync::Arc<_>`:
Dec 19 09:42:25.219 INFO [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/iron-0.5.1/src/middleware/mod.rs:366:1
Dec 19 09:42:25.219 INFO [stderr]     |
Dec 19 09:42:25.219 INFO [stderr] 349 | / impl<F> AfterMiddleware for F
Dec 19 09:42:25.219 INFO [stderr] 350 | | where F: Send + Sync + 'static + Fn(&mut Request, Response) -> IronResult<Response> {
Dec 19 09:42:25.220 INFO [stderr] 351 | |     fn after(&self, req: &mut Request, res: Response) -> IronResult<Response> {
Dec 19 09:42:25.220 INFO [stderr] 352 | |         (*self)(req, res)
Dec 19 09:42:25.220 INFO [stderr] 353 | |     }
Dec 19 09:42:25.221 INFO [stderr] 354 | | }
Dec 19 09:42:25.221 INFO [stderr]     | |_- first implementation here
Dec 19 09:42:25.221 INFO [stderr] ...
Dec 19 09:42:25.222 INFO [stderr] 366 |   impl<T> AfterMiddleware for Arc<T> where T: AfterMiddleware {
Dec 19 09:42:25.222 INFO [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `std::sync::Arc<_>`
Dec 19 09:42:25.222 INFO [stderr]     |
Dec 19 09:42:25.223 INFO [stderr]     = note: downstream crates may implement trait `std::ops::FnOnce<(&mut request::Request<'_, '_>, response::Response)>` for type `std::sync::Arc<_>`
Dec 19 09:42:25.223 INFO [stderr]     = note: downstream crates may implement trait `std::ops::Fn<(&mut request::Request<'_, '_>, response::Response)>` for type `std::sync::Arc<_>`
Dec 19 09:42:25.223 INFO [stderr] 
Dec 19 09:42:25.372 INFO [stderr] error: aborting due to 2 previous errors
Dec 19 09:42:25.373 INFO [stderr] 
Dec 19 09:42:25.373 INFO [stderr] For more information about this error, try `rustc --explain E0119`.
Dec 19 09:42:25.389 INFO [stderr] error: Could not compile `iron`.
Dec 19 09:42:25.389 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 19 09:42:30.677 INFO [stderr] error: build failed
Dec 19 09:42:32.326 INFO running `"docker" "inspect" "6f1e996eb6d73b383ec40deeafc817d1142249ec2e6a26e6d4516e89d77ff140"`
Dec 19 09:42:32.658 INFO running `"docker" "rm" "-f" "6f1e996eb6d73b383ec40deeafc817d1142249ec2e6a26e6d4516e89d77ff140"`
Dec 19 09:42:33.055 INFO [stdout] 6f1e996eb6d73b383ec40deeafc817d1142249ec2e6a26e6d4516e89d77ff140