[INFO] updating cached repository https://github.com/brian-mcnamara/media-controller
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] eecd57fbb2fbf22e3dff643138a7d04e30d79d0e
[INFO] documenting brian-mcnamara/media-controller against try#66dfc4e010913fbed0c4ea91fc2c010004b0f441 for pr-73566
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrian-mcnamara%2Fmedia-controller" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/brian-mcnamara/media-controller on toolchain 66dfc4e010913fbed0c4ea91fc2c010004b0f441
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/brian-mcnamara/media-controller
[INFO] finished tweaking git repo https://github.com/brian-mcnamara/media-controller
[INFO] tweaked toml for git repo https://github.com/brian-mcnamara/media-controller written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/brian-mcnamara/media-controller already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 492c9b12746d415a58a204a8e15ff549f560c7db62cc5899ef73c5e347ac2831
[INFO] running `Command { std: "docker" "start" "-a" "492c9b12746d415a58a204a8e15ff549f560c7db62cc5899ef73c5e347ac2831", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "492c9b12746d415a58a204a8e15ff549f560c7db62cc5899ef73c5e347ac2831", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "492c9b12746d415a58a204a8e15ff549f560c7db62cc5899ef73c5e347ac2831", kill_on_drop: false }`
[INFO] [stdout] 492c9b12746d415a58a204a8e15ff549f560c7db62cc5899ef73c5e347ac2831
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ab764c95587a2e4a8831ea9d361ef7f01c4a9b2705c4e3a001e7b1e5348d5629
[INFO] running `Command { std: "docker" "start" "-a" "ab764c95587a2e4a8831ea9d361ef7f01c4a9b2705c4e3a001e7b1e5348d5629", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.42
[INFO] [stderr]     Checking cfg-if v0.1.4
[INFO] [stderr]     Checking futures v0.1.21
[INFO] [stderr]     Checking byteorder v1.2.3
[INFO] [stderr]     Checking lazy_static v1.0.1
[INFO] [stderr]     Checking slab v0.4.0
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling cc v1.0.17
[INFO] [stderr]    Compiling pkg-config v0.3.11
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]     Checking lazycell v0.6.0
[INFO] [stderr]     Checking itoa v0.4.2
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]    Compiling num-traits v0.2.5
[INFO] [stderr]    Compiling serde v1.0.70
[INFO] [stderr]    Compiling httparse v1.3.2
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking serde v0.8.23
[INFO] [stderr]    Compiling openssl v0.10.10
[INFO] [stderr]     Checking indexmap v1.0.1
[INFO] [stderr]     Checking bitflags v1.0.3
[INFO] [stderr]     Checking regex-syntax v0.3.9
[INFO] [stderr]    Compiling native-tls v0.2.0
[INFO] [stderr]     Checking string v0.1.0
[INFO] [stderr]     Checking utf8-ranges v0.1.3
[INFO] [stderr]     Checking linked-hash-map v0.5.1
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]     Checking safemem v0.2.0
[INFO] [stderr]     Checking rust-ini v0.12.2
[INFO] [stderr]     Checking log v0.4.3
[INFO] [stderr]     Checking crossbeam-utils v0.3.2
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]     Checking base64 v0.9.2
[INFO] [stderr]     Checking crossbeam-epoch v0.4.3
[INFO] [stderr]     Checking yaml-rust v0.4.0
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking time v0.1.40
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking bytes v0.4.8
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]     Checking crossbeam-deque v0.3.1
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]     Checking nom v4.0.0
[INFO] [stderr]     Checking mio v0.6.15
[INFO] [stderr]     Checking regex v0.1.80
[INFO] [stderr]    Compiling openssl-sys v0.9.33
[INFO] [stderr]     Checking http v0.1.7
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking tokio-executor v0.1.2
[INFO] [stderr]     Checking tokio-io v0.1.7
[INFO] [stderr]     Checking want v0.0.5
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking tokio-threadpool v0.1.5
[INFO] [stderr]     Checking tokio-timer v0.2.4
[INFO] [stderr]     Checking tokio-reactor v0.1.2
[INFO] [stderr]     Checking tokio-codec v0.1.0
[INFO] [stderr]     Checking tokio-fs v0.1.1
[INFO] [stderr]     Checking tokio-tcp v0.1.0
[INFO] [stderr]     Checking tokio-udp v0.1.1
[INFO] [stderr]     Checking serde_test v0.8.23
[INFO] [stderr]     Checking tokio v0.1.7
[INFO] [stderr]     Checking h2 v0.1.10
[INFO] [stderr]     Checking linked-hash-map v0.3.0
[INFO] [stderr]     Checking serde-hjson v0.8.1
[INFO] [stderr]     Checking hyper v0.12.5
[INFO] [stderr]     Checking serde_json v1.0.22
[INFO] [stderr]     Checking toml v0.4.6
[INFO] [stderr]     Checking config v0.9.0
[INFO] [stderr]     Checking hyper-tls v0.3.0
[INFO] [stderr]  Documenting media_hub v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] thread 'rustc' panicked at 'attempted .def_id() on invalid res: Err', /rustc/66dfc4e010913fbed0c4ea91fc2c010004b0f441/src/libstd/macros.rs:16:9
[INFO] [stdout] error[E0223]: ambiguous associated type
[INFO] [stdout]   --> src/event_stream.rs:88:66
[INFO] [stdout]    |
[INFO] [stdout] 88 |     pub fn request(&mut self, req: Request<Body>) -> Poll<Option<Self::Item>, Self::Error> {
[INFO] [stdout]    |                                                                  ^^^^^^^^^^ help: use fully-qualified syntax: `<event_stream::EventSource<C> as Trait>::Item`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x7f65d581b755 - backtrace::backtrace::libunwind::trace::h34afbfad7fd770fc
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86
[INFO] [stderr]    1:     0x7f65d581b755 - backtrace::backtrace::trace_unsynchronized::h460d522b1619a600
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x7f65d581b755 - std::sys_common::backtrace::_print_fmt::ha45fac10086813b4
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:78
[INFO] [stderr]    3:     0x7f65d581b755 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hde84f63fcfd0e6de
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]    4:     0x7f65d5858d9c - core::fmt::write::h540ac4a6a1232abc
[INFO] [stderr]                                at src/libcore/fmt/mod.rs:1076
[INFO] [stderr]    5:     0x7f65d580db93 - std::io::Write::write_fmt::hc344eafd6e850b4d
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]                                at src/libstd/io/mod.rs:1537
[INFO] [stdout] For more information about this error, try `rustc --explain E0223`.
[INFO] [stdout] 
[INFO] [stderr]    6:     0x7f65d5820730 - std::sys_common::backtrace::_print::h4db88ff15cb5d61d
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:62
[INFO] [stderr]    7:     0x7f65d5820730 - std::sys_common::backtrace::print::h5fc39e1b1f610bd3
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:49
[INFO] [stderr]    8:     0x7f65d5820730 - std::panicking::default_hook::{{closure}}::h59e55edacb1d974a
[INFO] [stderr]                                at src/libstd/panicking.rs:198
[INFO] [stderr]    9:     0x7f65d582047c - std::panicking::default_hook::heee4c8016dfbf328
[INFO] [stderr]                                at src/libstd/panicking.rs:217
[INFO] [stderr]   10:     0x7f65d5820e83 - std::panicking::rust_panic_with_hook::h8405b6301c79fb5a
[INFO] [stderr]                                at src/libstd/panicking.rs:520
[INFO] [stderr]   11:     0x7f65d5820a7b - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:431
[INFO] [stderr]   12:     0x7f65d58209eb - std::panicking::begin_panic_fmt::h0ed87aa3b2c392e6
[INFO] [stderr]                                at src/libstd/panicking.rs:385
[INFO] [stderr]   13:     0x5592f7a947f8 - rustc_hir::def::Res<Id>::def_id::{{closure}}::h7361501bd319297d
[INFO] [stderr]   14:     0x5592f7942430 - rustdoc::clean::utils::register_res::hd13fe7139f6e36e8
[INFO] [stderr]   15:     0x5592f7941f2b - rustdoc::clean::utils::resolve_type::hedc2281db8627616
[INFO] [stderr]   16:     0x5592f79fdc79 - <rustc_hir::hir::Ty as rustdoc::clean::Clean<rustdoc::clean::types::Type>>::clean::h8d6f7b82bc7adf51
[INFO] [stderr]   17:     0x5592f7af24d7 - <alloc::vec::Vec<T> as alloc::vec::SpecExtend<T,I>>::from_iter::h58ed77d96de3435a
[INFO] [stderr]   18:     0x5592f79fff54 - <rustc_hir::hir::GenericArgs as rustdoc::clean::Clean<rustdoc::clean::types::GenericArgs>>::clean::ha5be0f33929d34fe
[INFO] [stderr]   19:     0x5592f7a0029d - <rustc_hir::hir::PathSegment as rustdoc::clean::Clean<rustdoc::clean::types::PathSegment>>::clean::hb3b3947fe40b8741
[INFO] [stderr]   20:     0x5592f79fd3cc - <rustc_hir::hir::Ty as rustdoc::clean::Clean<rustdoc::clean::types::Type>>::clean::h8d6f7b82bc7adf51
[INFO] [stderr]   21:     0x5592f7af24d7 - <alloc::vec::Vec<T> as alloc::vec::SpecExtend<T,I>>::from_iter::h58ed77d96de3435a
[INFO] [stderr]   22:     0x5592f79fff54 - <rustc_hir::hir::GenericArgs as rustdoc::clean::Clean<rustdoc::clean::types::GenericArgs>>::clean::ha5be0f33929d34fe
[INFO] [stderr]   23:     0x5592f7a0029d - <rustc_hir::hir::PathSegment as rustdoc::clean::Clean<rustdoc::clean::types::PathSegment>>::clean::hb3b3947fe40b8741
[INFO] [stderr]   24:     0x5592f79fd3cc - <rustc_hir::hir::Ty as rustdoc::clean::Clean<rustdoc::clean::types::Type>>::clean::h8d6f7b82bc7adf51
[INFO] [stderr]   25:     0x5592f79fa5a6 - <(&rustc_hir::hir::FnDecl,A) as rustdoc::clean::Clean<rustdoc::clean::types::FnDecl>>::clean::hb75c3761706b0cab
[INFO] [stderr]   26:     0x5592f794289e - rustdoc::clean::utils::enter_impl_trait::h8a2b939c57b838a1
[INFO] [stderr]   27:     0x5592f79fb715 - <rustc_hir::hir::ImplItem as rustdoc::clean::Clean<rustdoc::clean::types::Item>>::clean::h511603e09cb5104d
[INFO] [stderr]   28:     0x5592f794c303 - <rustdoc::doctree::Impl as rustdoc::clean::Clean<alloc::vec::Vec<rustdoc::clean::types::Item>>>::clean::h88aebc1289be88d4
[INFO] [stderr]   29:     0x5592f7ae3be5 - <alloc::vec::Vec<T> as alloc::vec::SpecExtend<T,I>>::spec_extend::hbd4196b177d73f46
[INFO] [stderr]   30:     0x5592f79447a3 - <rustdoc::doctree::Module as rustdoc::clean::Clean<rustdoc::clean::types::Item>>::clean::h7c45f5ca618afa5c
[INFO] [stderr]   31:     0x5592f7944300 - <rustdoc::doctree::Module as rustdoc::clean::Clean<rustdoc::clean::types::Item>>::clean::h7c45f5ca618afa5c
[INFO] [stderr]   32:     0x5592f7919904 - rustc_middle::ty::context::tls::enter_global::h0588fe50ad1b8c1f
[INFO] [stderr]   33:     0x5592f78461ec - rustc_interface::queries::<impl rustc_interface::interface::Compiler>::enter::ha1855800813c2fd0
[INFO] [stderr]   34:     0x5592f789a957 - rustc_span::with_source_map::h1cc0034c441e0d0e
[INFO] [stderr]   35:     0x5592f7847018 - rustc_interface::interface::run_compiler_in_existing_thread_pool::h420b5ea8a2be3a36
[INFO] [stderr]   36:     0x5592f7a69dc0 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hd1a838da0d19664c
[INFO] [stderr]   37:     0x5592f7a0ee42 - rustc_driver::catch_fatal_errors::haf1aad4c4563495f
[INFO] [stderr]   38:     0x5592f78979d6 - rustdoc::main_options::h30614de540e3aa75
[INFO] [stderr]   39:     0x5592f789bdc7 - scoped_tls::ScopedKey<T>::set::h5c5ea972a22e827e
[INFO] [stderr]   40:     0x5592f7b22202 - rustc_ast::attr::with_globals::ha3f27714d834a354
[INFO] [stderr]   41:     0x5592f78a2fb0 - std::sys_common::backtrace::__rust_begin_short_backtrace::hacb17662e510f910
[INFO] [stderr]   42:     0x5592f7a1172e - core::ops::function::FnOnce::call_once{{vtable.shim}}::hd98c265b256887e4
[INFO] [stderr]   43:     0x7f65d58306aa - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h13d34828db364579
[INFO] [stderr]                                at /rustc/66dfc4e010913fbed0c4ea91fc2c010004b0f441/src/liballoc/boxed.rs:1078
[INFO] [stderr]   44:     0x7f65d58306aa - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::hd51b619e0f884abf
[INFO] [stderr]                                at /rustc/66dfc4e010913fbed0c4ea91fc2c010004b0f441/src/liballoc/boxed.rs:1078
[INFO] [stderr]   45:     0x7f65d58306aa - std::sys::unix::thread::Thread::new::thread_start::h02c6e34c2c73f344
[INFO] [stderr]                                at src/libstd/sys/unix/thread.rs:87
[INFO] [stderr]   46:     0x7f65d5772609 - start_thread
[INFO] [stderr]   47:     0x7f65d567c103 - __clone
[INFO] [stderr]   48:                0x0 - <unknown>
[INFO] [stderr] error: Could not document `media_hub`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type bin --crate-name media_hub src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern base64=/opt/rustwide/target/debug/deps/libbase64-bd698dbfce87aec8.rmeta --extern config=/opt/rustwide/target/debug/deps/libconfig-dcec543ac7c33c48.rmeta --extern futures=/opt/rustwide/target/debug/deps/libfutures-2a1a204d9d9a7cbb.rmeta --extern http=/opt/rustwide/target/debug/deps/libhttp-769d7343cef218be.rmeta --extern hyper=/opt/rustwide/target/debug/deps/libhyper-1a9c8b495494d029.rmeta --extern hyper_tls=/opt/rustwide/target/debug/deps/libhyper_tls-f454a3c9b23f3e95.rmeta --cap-lints=forbid` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "ab764c95587a2e4a8831ea9d361ef7f01c4a9b2705c4e3a001e7b1e5348d5629", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab764c95587a2e4a8831ea9d361ef7f01c4a9b2705c4e3a001e7b1e5348d5629", kill_on_drop: false }`
[INFO] [stdout] ab764c95587a2e4a8831ea9d361ef7f01c4a9b2705c4e3a001e7b1e5348d5629