Dec 19 09:42:45.081 INFO checking rust-lang-nursery/mdBook against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 09:42:45.081 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-3/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/rust-lang-nursery/mdBook:/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 09:42:45.632 INFO [stdout] 815d19b7351b519f318d84691b04e3828d65b30c50295621bcafbe762b576507
Dec 19 09:42:45.632 INFO running `"docker" "start" "-a" "815d19b7351b519f318d84691b04e3828d65b30c50295621bcafbe762b576507"`
Dec 19 09:42:47.317 INFO [stderr]     Checking sequence_trie v0.3.5
Dec 19 09:42:47.317 INFO [stderr]    Compiling pulldown-cmark v0.1.2
Dec 19 09:42:47.317 INFO [stderr]     Checking maplit v1.0.1
Dec 19 09:42:47.317 INFO [stderr]     Checking is-match v0.1.0
Dec 19 09:42:47.317 INFO [stderr]     Checking strum v0.9.0
Dec 19 09:42:47.338 INFO [stderr]     Checking filetime v0.2.1
Dec 19 09:42:47.368 INFO [stderr]    Compiling ryu v0.2.6
Dec 19 09:42:47.368 INFO [stderr]     Checking new_debug_unreachable v1.0.1
Dec 19 09:42:47.933 INFO [stderr]     Checking log v0.3.9
Dec 19 09:42:47.979 INFO [stderr]     Checking mio v0.6.16
Dec 19 09:42:48.196 INFO [stderr]     Checking memchr v2.1.0
Dec 19 09:42:48.504 INFO [stderr]    Compiling syn v0.13.11
Dec 19 09:42:48.864 INFO [stderr]     Checking futf v0.1.4
Dec 19 09:42:48.934 INFO [stderr]     Checking tokio-io v0.1.9
Dec 19 09:42:49.536 INFO [stderr]    Compiling html5ever v0.18.0
Dec 19 09:42:49.705 INFO [stderr]    Compiling pest_derive v1.0.8
Dec 19 09:42:51.378 INFO [stderr]    Compiling syn v0.14.9
Dec 19 09:42:51.568 INFO [stderr]     Checking mime v0.2.6
Dec 19 09:42:51.952 INFO [stderr]     Checking tendril v0.4.0
Dec 19 09:42:55.008 INFO [stderr]     Checking tendril v0.3.1
Dec 19 09:42:55.533 INFO [stderr]    Compiling serde_json v1.0.32
Dec 19 09:42:56.972 INFO [stderr]     Checking aho-corasick v0.6.8
Dec 19 09:42:57.076 INFO [stderr]     Checking error-chain v0.12.0
Dec 19 09:42:59.673 INFO [stderr]     Checking hyper v0.10.13
Dec 19 09:43:00.801 INFO [stderr]    Compiling string_cache_codegen v0.4.1
Dec 19 09:43:01.713 INFO [stderr]     Checking mio-extras v2.0.5
Dec 19 09:43:27.687 INFO [stderr]     Checking regex v1.0.5
Dec 19 09:43:27.746 INFO [stderr]    Compiling mime_guess v1.8.6
Dec 19 09:43:27.869 INFO [stderr]     Checking ws v0.7.9
Dec 19 09:43:28.794 INFO [stderr]     Checking pulldown-cmark-to-cmark v1.1.0
Dec 19 09:43:29.333 INFO [stderr]    Compiling string_cache v0.7.3
Dec 19 09:43:29.906 INFO [stderr]    Compiling string_cache v0.6.2
Dec 19 09:43:32.166 INFO [stderr]    Compiling markup5ever v0.3.2
Dec 19 09:43:35.158 INFO [stderr]    Compiling markup5ever v0.7.3
Dec 19 09:43:39.033 INFO [stderr]     Checking tokio-reactor v0.1.6
Dec 19 09:43:41.896 INFO [stderr]    Compiling strum_macros v0.9.1
Dec 19 09:43:43.398 INFO [stderr]     Checking inotify v0.6.1
Dec 19 09:43:44.861 INFO [stderr]     Checking handlebars v1.0.5
Dec 19 09:43:45.554 INFO [stderr]     Checking env_logger v0.5.13
Dec 19 09:43:46.030 INFO [stderr]     Checking toml-query v0.7.0
Dec 19 09:43:50.734 INFO [stderr]     Checking notify v4.0.6
Dec 19 09:43:50.737 INFO [stderr]     Checking iron v0.6.0
Dec 19 09:43:52.128 INFO [stderr] error[E0119]: conflicting implementations of trait `middleware::BeforeMiddleware` for type `std::sync::Arc<_>`:
Dec 19 09:43:52.129 INFO [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/iron-0.6.0/src/middleware/mod.rs:416:1
Dec 19 09:43:52.129 INFO [stderr]     |
Dec 19 09:43:52.129 INFO [stderr] 399 | / impl<F> BeforeMiddleware for F
Dec 19 09:43:52.129 INFO [stderr] 400 | | where F: Send + Sync + 'static + Fn(&mut Request) -> IronResult<()> {
Dec 19 09:43:52.130 INFO [stderr] 401 | |     fn before(&self, req: &mut Request) -> IronResult<()> {
Dec 19 09:43:52.130 INFO [stderr] 402 | |         (*self)(req)
Dec 19 09:43:52.130 INFO [stderr] 403 | |     }
Dec 19 09:43:52.131 INFO [stderr] 404 | | }
Dec 19 09:43:52.131 INFO [stderr]     | |_- first implementation here
Dec 19 09:43:52.131 INFO [stderr] ...
Dec 19 09:43:52.131 INFO [stderr] 416 |   impl<T> BeforeMiddleware for Arc<T> where T: BeforeMiddleware {
Dec 19 09:43:52.132 INFO [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `std::sync::Arc<_>`
Dec 19 09:43:52.132 INFO [stderr]     |
Dec 19 09:43:52.132 INFO [stderr]     = note: downstream crates may implement trait `std::ops::FnOnce<(&mut request::Request<'_, '_>,)>` for type `std::sync::Arc<_>`
Dec 19 09:43:52.132 INFO [stderr]     = note: downstream crates may implement trait `std::ops::Fn<(&mut request::Request<'_, '_>,)>` for type `std::sync::Arc<_>`
Dec 19 09:43:52.133 INFO [stderr] 
Dec 19 09:43:52.133 INFO [stderr] error[E0119]: conflicting implementations of trait `middleware::AfterMiddleware` for type `std::sync::Arc<_>`:
Dec 19 09:43:52.133 INFO [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/iron-0.6.0/src/middleware/mod.rs:443:1
Dec 19 09:43:52.133 INFO [stderr]     |
Dec 19 09:43:52.134 INFO [stderr] 426 | / impl<F> AfterMiddleware for F
Dec 19 09:43:52.134 INFO [stderr] 427 | | where F: Send + Sync + 'static + Fn(&mut Request, Response) -> IronResult<Response> {
Dec 19 09:43:52.134 INFO [stderr] 428 | |     fn after(&self, req: &mut Request, res: Response) -> IronResult<Response> {
Dec 19 09:43:52.135 INFO [stderr] 429 | |         (*self)(req, res)
Dec 19 09:43:52.135 INFO [stderr] 430 | |     }
Dec 19 09:43:52.135 INFO [stderr] 431 | | }
Dec 19 09:43:52.136 INFO [stderr]     | |_- first implementation here
Dec 19 09:43:52.136 INFO [stderr] ...
Dec 19 09:43:52.136 INFO [stderr] 443 |   impl<T> AfterMiddleware for Arc<T> where T: AfterMiddleware {
Dec 19 09:43:52.136 INFO [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `std::sync::Arc<_>`
Dec 19 09:43:52.136 INFO [stderr]     |
Dec 19 09:43:52.136 INFO [stderr]     = note: downstream crates may implement trait `std::ops::FnOnce<(&mut request::Request<'_, '_>, response::Response)>` for type `std::sync::Arc<_>`
Dec 19 09:43:52.136 INFO [stderr]     = note: downstream crates may implement trait `std::ops::Fn<(&mut request::Request<'_, '_>, response::Response)>` for type `std::sync::Arc<_>`
Dec 19 09:43:52.136 INFO [stderr] 
Dec 19 09:43:52.460 INFO [stderr] error: aborting due to 2 previous errors
Dec 19 09:43:52.472 INFO [stderr] 
Dec 19 09:43:52.473 INFO [stderr] For more information about this error, try `rustc --explain E0119`.
Dec 19 09:43:52.530 INFO [stderr] error: Could not compile `iron`.
Dec 19 09:43:52.530 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 19 09:44:08.628 INFO [stderr] error: build failed
Dec 19 09:44:10.304 INFO running `"docker" "inspect" "815d19b7351b519f318d84691b04e3828d65b30c50295621bcafbe762b576507"`
Dec 19 09:44:10.698 INFO running `"docker" "rm" "-f" "815d19b7351b519f318d84691b04e3828d65b30c50295621bcafbe762b576507"`
Dec 19 09:44:11.068 INFO [stdout] 815d19b7351b519f318d84691b04e3828d65b30c50295621bcafbe762b576507