[INFO] fetching crate notnow 0.2.5...
[INFO] checking notnow-0.2.5 against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] extracting crate notnow 0.2.5 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate notnow 0.2.5 on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate notnow 0.2.5
[INFO] finished tweaking crates.io crate notnow 0.2.5
[INFO] tweaked toml for crates.io crate notnow 0.2.5 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate notnow 0.2.5 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded uid v0.1.5
[INFO] [stderr]   Downloaded coredump v0.1.1
[INFO] [stderr]   Downloaded gui-derive v0.6.0
[INFO] [stderr]   Downloaded gui v0.6.0
[INFO] [stderr]   Downloaded rline v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 011ca79e2579bf1460e7783116a29f785ca2f1f4be7e1f9460ad40d0db1dfeb0
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "011ca79e2579bf1460e7783116a29f785ca2f1f4be7e1f9460ad40d0db1dfeb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "011ca79e2579bf1460e7783116a29f785ca2f1f4be7e1f9460ad40d0db1dfeb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "011ca79e2579bf1460e7783116a29f785ca2f1f4be7e1f9460ad40d0db1dfeb0", kill_on_drop: false }`
[INFO] [stdout] 011ca79e2579bf1460e7783116a29f785ca2f1f4be7e1f9460ad40d0db1dfeb0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 716435aa558b735f4d112a00dbc321d8af48c25dff857d56d6d88536cada99b3
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "716435aa558b735f4d112a00dbc321d8af48c25dff857d56d6d88536cada99b3", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.62
[INFO] [stderr]    Compiling libc v0.2.88
[INFO] [stderr]    Compiling serde_derive v1.0.124
[INFO] [stderr]    Compiling async-trait v0.1.45
[INFO] [stderr]    Compiling serde v1.0.124
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking pin-project-lite v0.2.6
[INFO] [stderr]     Checking uid v0.1.5
[INFO] [stderr]     Checking cell v0.1.8
[INFO] [stderr]    Compiling tokio v1.2.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking termion v1.5.6
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]    Compiling gui-derive v0.6.0
[INFO] [stderr]     Checking gui v0.6.0
[INFO] [stderr] thread 'rustc' panicked at 'Box<Any>', /rustc/45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4/library/std/src/panic.rs:59:5
[INFO] [stdout] error: internal compiler error: compiler/rustc_mir/src/transform/generator.rs:751:13: Broken MIR: generator contains type Pin<Box<dyn Future<Output = Option<E>>>> in MIR, but typeck only knows about for<'r, 's, 't0, 't1, 't2, 't3, 't4, 't5, 't6, 't7, 't8, 't9, 't10, 't11, 't12, 't13, 't14, 't15, 't16, 't17, 't18, 't19, 't20, 't21, 't22, 't23, 't24, 't25> {ResumeTy, &'r Hooked, &'s mut Ui<E, M>, Option<E>, Option<&'t0 E>, Ui<E, M>, &'t1 Rc<Vec<ui::Index>>, Rc<Vec<ui::Index>>, &'t2 Vec<ui::Index>, std::slice::Iter<'t3, ui::Index>, &'t4 ui::Index, &'t5 Vec<(WidgetData<E, M>, Rc<(dyn Widget<E, M> + 't6)>)>, Vec<(WidgetData<E, M>, Rc<(dyn Widget<E, M> + 't7)>)>, ui::Index, usize, (WidgetData<E, M>, Rc<(dyn Widget<E, M> + 't8)>), WidgetData<E, M>, Option<EventHook<E, M>>, &'t9 Option<EventHook<E, M>>, &'t10 EventHook<E, M>, Rc<(dyn Widget<E, M> + 't11)>, EventHook<E, M>, &'t12 (dyn for<'t26> Fn(&'t26 (dyn Widget<E, M> + 't13), &'t26 mut (dyn MutCap<E, M, Target = (dyn Cap + 't14)> + 't26), Option<&'t26 E>) -> Pin<Box<dyn Future<Output = Option<E>>>> + 't17), &'t18 Rc<(dyn Widget<E, M> + 't19)>, &'t20 (dyn Widget<E, M> + 't21), &'t22 mut (dyn MutCap<E, M, Target = (dyn Cap + 't23)> + 't24), Pin<Box<(dyn Future<Output = Option<E>> + 't25)>>, ()}
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gui-0.6.0/src/ui.rs:139:18
[INFO] [stdout]     |
[INFO] [stdout] 139 |     ) -> Option<E> {
[INFO] [stdout]     |  __________________^
[INFO] [stdout] 140 | |     let mut result = None;
[INFO] [stdout] 141 | |
[INFO] [stdout] 142 | |     for idx in ui.hooked.clone().as_ref() {
[INFO] [stdout] ...   |
[INFO] [stdout] 153 | |     merge(merge(pre_hook_event, unhandled), result)
[INFO] [stdout] 154 | |   }
[INFO] [stdout]     | |___^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x7fa1ca618dd0 - std::backtrace_rs::backtrace::libunwind::trace::hec7eaac9435d3512
[INFO] [stderr]                                at /rustc/45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stderr]    1:     0x7fa1ca618dd0 - std::backtrace_rs::backtrace::trace_unsynchronized::h42791b8fa12b7daa
[INFO] [stderr]                                at /rustc/45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]    2:     0x7fa1ca618dd0 - std::sys_common::backtrace::_print_fmt::h3da3ebe04fb665a8
[INFO] [stderr]                                at /rustc/45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]    3:     0x7fa1ca618dd0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::he40bcdde3c4491cd
[INFO] [stderr]                                at /rustc/45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]    4:     0x7fa1ca68a06f - core::fmt::write::h2c729149c08098ab
[INFO] [stderr]                                at /rustc/45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4/library/core/src/fmt/mod.rs:1094:17
[INFO] [stderr]    5:     0x7fa1ca60d865 - std::io::Write::write_fmt::h28e0f2f58b8d7b7e
[INFO] [stderr]                                at /rustc/45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4/library/std/src/io/mod.rs:1578:15
[INFO] [stderr]    6:     0x7fa1ca61c9bb - std::sys_common::backtrace::_print::h7f0223b1e3d898fc
[INFO] [stderr]                                at /rustc/45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]    7:     0x7fa1ca61c9bb - std::sys_common::backtrace::print::h58edd634a14c2d4c
[INFO] [stderr]                                at /rustc/45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]    8:     0x7fa1ca61c9bb - std::panicking::default_hook::{{closure}}::h71657a7591430164
[INFO] [stderr]                                at /rustc/45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4/library/std/src/panicking.rs:208:50
[INFO] [stderr]    9:     0x7fa1ca61c49d - std::panicking::default_hook::hcdf4eb5db072c85b
[INFO] [stderr]                                at /rustc/45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4/library/std/src/panicking.rs:225:9
[INFO] [stderr]   10:     0x7fa1cadda01d - rustc_driver::report_ice::hc702a08d9fb7377c
[INFO] [stderr]   11:     0x7fa1bc350b53 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h1e3eceb19371f1f6
[INFO] [stderr]                                at /rustc/45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4/library/alloc/src/boxed.rs:1560:9
[INFO] [stderr]   12:     0x7fa1bc34fe26 - proc_macro::bridge::client::<impl proc_macro::bridge::Bridge>::enter::{{closure}}::{{closure}}::he73ef7deb84d97e1
[INFO] [stderr]                                at /rustc/45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4/library/proc_macro/src/bridge/client.rs:320:21
[INFO] [stderr]   13:     0x7fa1ca61d0d0 - std::panicking::rust_panic_with_hook::hfb91e961ffb5b8e0
[INFO] [stderr]                                at /rustc/45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4/library/std/src/panicking.rs:595:17
[INFO] [stderr]   14:     0x7fa1cb7068ce - std::panicking::begin_panic::{{closure}}::h24a38702b45ac0f3
[INFO] [stderr]   15:     0x7fa1cb706609 - std::sys_common::backtrace::__rust_end_short_backtrace::h02cc30df948cb652
[INFO] [stderr]   16:     0x7fa1cb706822 - std::panicking::begin_panic::h4dd79645ccae3b6e
[INFO] [stderr]   17:     0x7fa1cb6960c0 - std::panic::panic_any::hb6abb086932facc4
[INFO] [stderr]   18:     0x7fa1cb691215 - rustc_errors::HandlerInner::span_bug::hd47e97195754211a
[INFO] [stderr]   19:     0x7fa1cb691623 - rustc_errors::Handler::span_bug::ha07d3f2efbc4b3d3
[INFO] [stderr]   20:     0x7fa1cb63488b - rustc_middle::ty::context::tls::with_opt::h41357ac587925078
[INFO] [stderr]   21:     0x7fa1cb6351c0 - rustc_middle::util::bug::opt_span_bug_fmt::hdf5251129308f472
[INFO] [stderr]   22:     0x7fa1cb63518c - rustc_middle::util::bug::span_bug_fmt::h6df431584eb135c1
[INFO] [stderr]   23:     0x7fa1ccdf08fa - <rustc_mir::transform::generator::StateTransform as rustc_mir::transform::MirPass>::run_pass::h35fb8f3bebb5fa76
[INFO] [stderr]   24:     0x7fa1cc3b74d5 - rustc_mir::transform::run_passes::hadd0ed6897143b9e
[INFO] [stderr]   25:     0x7fa1cce54a1e - rustc_mir::transform::optimized_mir::h39ed0b27b4aefc95
[INFO] [stderr]   26:     0x7fa1cc1c8adf - rustc_query_system::dep_graph::graph::DepGraph<K>::with_task_impl::h39a9f78d160833d0
[INFO] [stderr]   27:     0x7fa1cc1aa64c - rustc_data_structures::stack::ensure_sufficient_stack::h005ce2d6bf554ae7
[INFO] [stderr]   28:     0x7fa1cc16cc30 - rustc_query_system::query::plumbing::force_query_with_job::h18c0a204e19f48b1
[INFO] [stderr]   29:     0x7fa1cc14b151 - rustc_query_system::query::plumbing::get_query_impl::h7b8f88aa3b9abc9b
[INFO] [stderr]   30:     0x7fa1cc1d87ba - <rustc_query_impl::Queries as rustc_middle::ty::query::QueryEngine>::optimized_mir::h18b9538f886a3b69
[INFO] [stderr]   31:     0x7fa1cc4cccef - rustc_metadata::rmeta::encoder::EncodeContext::encode_crate_root::h6c8fc5ec2eb1aca3
[INFO] [stderr]   32:     0x7fa1ccef38e9 - rustc_metadata::rmeta::encoder::encode_metadata_impl::h1e5610af05591ef3
[INFO] [stderr]   33:     0x7fa1ccf03131 - rustc_data_structures::sync::join::he037a5382f7b2964
[INFO] [stderr]   34:     0x7fa1ccef827e - rustc_metadata::rmeta::decoder::cstore_impl::<impl rustc_middle::middle::cstore::CrateStore for rustc_metadata::creader::CStore>::encode_metadata::h80d669b724ffba8e
[INFO] [stderr]   35:     0x7fa1cd10edb9 - rustc_middle::ty::context::TyCtxt::encode_metadata::h4f743868421bfc46
[INFO] [stderr]   36:     0x7fa1cc887f0e - rustc_interface::passes::QueryContext::enter::hcd73d7d93779570e
[INFO] [stderr]   37:     0x7fa1cc890cc6 - rustc_interface::queries::Queries::ongoing_codegen::h74f3ebc4a4e04394
[INFO] [stderr]   38:     0x7fa1cc84c466 - rustc_interface::queries::<impl rustc_interface::interface::Compiler>::enter::h022bc5d96316a497
[INFO] [stderr]   39:     0x7fa1cc84b3b4 - rustc_span::with_source_map::h71765ec8b8fd9951
[INFO] [stderr]   40:     0x7fa1cc84d401 - rustc_interface::interface::create_compiler_and_run::hb7fa0da3b5c16631
[INFO] [stderr]   41:     0x7fa1cc866c48 - scoped_tls::ScopedKey<T>::set::he6d088ee8831445a
[INFO] [stderr]   42:     0x7fa1cc867164 - std::sys_common::backtrace::__rust_begin_short_backtrace::hab4e36ec9faa9780
[INFO] [stderr]   43:     0x7fa1cc86aa55 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h32361ced26b14e7a
[INFO] [stderr]   44:     0x7fa1ca62cfe3 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h6bc35b6a67165211
[INFO] [stderr]                                at /rustc/45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4/library/alloc/src/boxed.rs:1546:9
[INFO] [stderr]   45:     0x7fa1ca62cfe3 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h22a1030555589216
[INFO] [stderr]                                at /rustc/45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4/library/alloc/src/boxed.rs:1546:9
[INFO] [stderr]   46:     0x7fa1ca62cfe3 - std::sys::unix::thread::Thread::new::thread_start::h729365a01fb88184
[INFO] [stderr]                                at /rustc/45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4/library/std/src/sys/unix/thread.rs:71:17
[INFO] [stderr]   47:     0x7fa1ca549609 - start_thread
[INFO] [stderr]   48:     0x7fa1ca45d293 - clone
[INFO] [stderr]   49:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] [stderr] note: the compiler unexpectedly panicked. this is a bug.
[INFO] [stderr] 
[INFO] [stderr] note: we would appreciate a bug report: https://github.com/rust-lang/rust/issues/new?labels=C-bug%2C+I-ICE%2C+T-compiler&template=ice.md
[INFO] [stderr] 
[INFO] [stderr] note: rustc 1.53.0-nightly (45d8b6e68 2021-04-02) running on x86_64-unknown-linux-gnu
[INFO] [stderr] 
[INFO] [stderr] note: compiler flags: -C embed-bitcode=no -C debuginfo=2 --crate-type lib
[INFO] [stderr] 
[INFO] [stderr] note: some of the compiler flags provided by cargo are hidden
[INFO] [stderr] 
[INFO] [stderr] query stack during panic:
[INFO] [stderr] #0 [optimized_mir] optimizing MIR for `ui::<impl at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gui-0.6.0/src/ui.rs:128:1: 155:2>::invoke::{closure#0}`
[INFO] [stderr] end of query stack
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `gui`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "716435aa558b735f4d112a00dbc321d8af48c25dff857d56d6d88536cada99b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "716435aa558b735f4d112a00dbc321d8af48c25dff857d56d6d88536cada99b3", kill_on_drop: false }`
[INFO] [stdout] 716435aa558b735f4d112a00dbc321d8af48c25dff857d56d6d88536cada99b3