[INFO] fetching crate in_stream 0.0.44-alpha1... [INFO] checking in_stream-0.0.44-alpha1 against try#98d5ea1855f1028095b37c493ba31093c8519d68 for pr-69548 [INFO] extracting crate in_stream 0.0.44-alpha1 into /workspace/builds/worker-6/source [INFO] validating manifest of crates.io crate in_stream 0.0.44-alpha1 on toolchain 98d5ea1855f1028095b37c493ba31093c8519d68 [INFO] running `"/workspace/cargo-home/bin/cargo" "+98d5ea1855f1028095b37c493ba31093c8519d68" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate in_stream 0.0.44-alpha1 [INFO] finished tweaking crates.io crate in_stream 0.0.44-alpha1 [INFO] tweaked toml for crates.io crate in_stream 0.0.44-alpha1 written to /workspace/builds/worker-6/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+98d5ea1855f1028095b37c493ba31093c8519d68" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+98d5ea1855f1028095b37c493ba31093c8519d68" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "RUSTFLAGS=--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" "/opt/rustwide/cargo-home/bin/cargo" "+98d5ea1855f1028095b37c493ba31093c8519d68" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] f66ddbeb857f82521f13daad3264bcae6b455e03e5972f6e0fb976fdee71a6fb [INFO] running `"docker" "start" "-a" "f66ddbeb857f82521f13daad3264bcae6b455e03e5972f6e0fb976fdee71a6fb"` [INFO] [stderr] Compiling syn v1.0.16 [INFO] [stderr] Checking input_buffer v0.2.0 [INFO] [stderr] Checking url2 v0.0.4 [INFO] [stderr] Checking nanoid v0.2.0 [INFO] [stderr] Checking tungstenite v0.9.2 [INFO] [stderr] Compiling shrinkwraprs v0.2.3 [INFO] [stderr] Checking in_stream v0.0.44-alpha1 (/opt/rustwide/workdir) [INFO] [stderr] thread 'rustc' panicked at 'assertion failed: data.is_empty()', src/librustc_infer/infer/mod.rs:1291:9 [INFO] [stderr] stack backtrace: [INFO] [stderr] thread 'rustc' panicked at 'assertion failed: data.is_empty()', src/librustc_infer/infer/mod.rs:1291:9 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x7fbdb5e2bff4 - backtrace::backtrace::libunwind::trace::h24a5370b1319bd7a [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.44/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x7fbdb5e2bff4 - backtrace::backtrace::trace_unsynchronized::h379c9792f6ef4460 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.44/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x7fbdb5e2bff4 - std::sys_common::backtrace::_print_fmt::h3a5b75e57443723b [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x7fbdb5e2bff4 - ::fmt::h687231ba2da68c61 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 0: 0x7fbb7afaeff4 - backtrace::backtrace::libunwind::trace::h24a5370b1319bd7a [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.44/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x7fbb7afaeff4 - backtrace::backtrace::trace_unsynchronized::h379c9792f6ef4460 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.44/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x7fbb7afaeff4 - std::sys_common::backtrace::_print_fmt::h3a5b75e57443723b [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x7fbb7afaeff4 - ::fmt::h687231ba2da68c61 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x7fbdb5e6527c - core::fmt::write::hcd5b491a4c454b4c [INFO] [stderr] at src/libcore/fmt/mod.rs:1053 [INFO] [stderr] 5: 0x7fbdb5e1dbc7 - std::io::Write::write_fmt::h1941e8ffe6b84e9d [INFO] [stderr] at src/libstd/io/mod.rs:1428 [INFO] [stderr] 6: 0x7fbdb5e30ce5 - std::sys_common::backtrace::_print::h7d1ce732706a3f42 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x7fbdb5e30ce5 - std::sys_common::backtrace::print::h5a2c706016c622b7 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x7fbdb5e30ce5 - std::panicking::default_hook::{{closure}}::h8bfd3f5bb7a4dc18 [INFO] [stderr] at src/libstd/panicking.rs:204 [INFO] [stderr] 9: 0x7fbdb5e30a27 - std::panicking::default_hook::h4d543fda461ebcf5 [INFO] [stderr] at src/libstd/panicking.rs:224 [INFO] [stderr] 10: 0x7fbdb648acf9 - rustc_driver::report_ice::h88c0e0abc07d81fa [INFO] [stderr] 11: 0x7fbdaa58da46 - as core::ops::function::Fn>::call::h9df4eda200a17d5a [INFO] [stderr] at /rustc/98d5ea1855f1028095b37c493ba31093c8519d68/src/liballoc/boxed.rs:1031 [INFO] [stderr] 12: 0x7fbdaa59cea5 - proc_macro::bridge::client::::enter::{{closure}}::{{closure}}::hfae129b5d5f1330c [INFO] [stderr] at /rustc/98d5ea1855f1028095b37c493ba31093c8519d68/src/libproc_macro/bridge/client.rs:305 [INFO] [stderr] 13: 0x7fbdb5e31415 - std::panicking::rust_panic_with_hook::h19e61792824f3a44 [INFO] [stderr] at src/libstd/panicking.rs:474 [INFO] [stderr] 4: 0x7fbb7afe827c - core::fmt::write::hcd5b491a4c454b4c [INFO] [stderr] at src/libcore/fmt/mod.rs:1053 [INFO] [stderr] 5: 0x7fbb7afa0bc7 - std::io::Write::write_fmt::h1941e8ffe6b84e9d [INFO] [stderr] at src/libstd/io/mod.rs:1428 [INFO] [stderr] 6: 0x7fbb7afb3ce5 - std::sys_common::backtrace::_print::h7d1ce732706a3f42 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x7fbb7afb3ce5 - std::sys_common::backtrace::print::h5a2c706016c622b7 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x7fbb7afb3ce5 - std::panicking::default_hook::{{closure}}::h8bfd3f5bb7a4dc18 [INFO] [stderr] at src/libstd/panicking.rs:204 [INFO] [stderr] 9: 0x7fbb7afb3a27 - std::panicking::default_hook::h4d543fda461ebcf5 [INFO] [stderr] at src/libstd/panicking.rs:224 [INFO] [stderr] 10: 0x7fbb7b60dcf9 - rustc_driver::report_ice::h88c0e0abc07d81fa [INFO] [stderr] 11: 0x7fbb6f78da46 - as core::ops::function::Fn>::call::h9df4eda200a17d5a [INFO] [stderr] at /rustc/98d5ea1855f1028095b37c493ba31093c8519d68/src/liballoc/boxed.rs:1031 [INFO] [stderr] 12: 0x7fbb6f79cea5 - proc_macro::bridge::client::::enter::{{closure}}::{{closure}}::hfae129b5d5f1330c [INFO] [stderr] at /rustc/98d5ea1855f1028095b37c493ba31093c8519d68/src/libproc_macro/bridge/client.rs:305 [INFO] [stderr] 13: 0x7fbb7afb4415 - std::panicking::rust_panic_with_hook::h19e61792824f3a44 [INFO] [stderr] at src/libstd/panicking.rs:474 [INFO] [stderr] 14: 0x7fbb7d30a54e - std::panicking::begin_panic::hc615b096565c35a5 [INFO] [stderr] 14: 0x7fbdb818754e - std::panicking::begin_panic::hc615b096565c35a5 [INFO] [stderr] 15: 0x7fbb7d22b86d - rustc_infer::infer::InferCtxt::take_region_var_origins::h049dd4677b6e5a93 [INFO] [stderr] 15: 0x7fbdb80a886d - rustc_infer::infer::InferCtxt::take_region_var_origins::h049dd4677b6e5a93 [INFO] [stderr] 16: 0x7fbb7c5c2b19 - rustc_mir::borrow_check::nll::compute_regions::h7b5137ae22915306 [INFO] [stderr] 16: 0x7fbdb743fb19 - rustc_mir::borrow_check::nll::compute_regions::h7b5137ae22915306 [INFO] [stderr] 17: 0x7fbb7c90e608 - rustc_mir::borrow_check::do_mir_borrowck::hff2866f46a64bb02 [INFO] [stderr] 17: 0x7fbdb778b608 - rustc_mir::borrow_check::do_mir_borrowck::hff2866f46a64bb02 [INFO] [stderr] 18: 0x7fbdb78a997f - rustc::ty::context::GlobalCtxt::enter_local::he57f8baaca22e5cb [INFO] [stderr] 18: 0x7fbb7ca2c97f - rustc::ty::context::GlobalCtxt::enter_local::he57f8baaca22e5cb [INFO] [stderr] 19: 0x7fbb7c90bd04 - rustc_mir::borrow_check::mir_borrowck::h20b548f66906dbd5 [INFO] [stderr] 19: 0x7fbdb7788d04 - rustc_mir::borrow_check::mir_borrowck::h20b548f66906dbd5 [INFO] [stderr] 20: 0x7fbb7b8a2cca - rustc::ty::query::__query_compute::mir_borrowck::hd10ea28bb38eff53 [INFO] [stderr] 20: 0x7fbdb671fcca - rustc::ty::query::__query_compute::mir_borrowck::hd10ea28bb38eff53 [INFO] [stderr] 21: 0x7fbdb6642a3b - rustc::ty::query::::compute::hdf487491d85979b4 [INFO] [stderr] 21: 0x7fbb7b7c5a3b - rustc::ty::query::::compute::hdf487491d85979b4 [INFO] [stderr] 22: 0x7fbb7b87b8a9 - rustc::dep_graph::graph::DepGraph::with_task_impl::hbab2a88cc9913037 [INFO] [stderr] 22: 0x7fbdb66f88a9 - rustc::dep_graph::graph::DepGraph::with_task_impl::hbab2a88cc9913037 [INFO] [stderr] 23: 0x7fbb7b7d49e5 - rustc::ty::query::plumbing::::get_query::h8bf5f3eaa79361df [INFO] [stderr] 23: 0x7fbdb66519e5 - rustc::ty::query::plumbing::::get_query::h8bf5f3eaa79361df [INFO] [stderr] 24: 0x7fbb7b7c578e - rustc::ty::::par_body_owners::hb7e2ef01c22f66b9 [INFO] [stderr] 24: 0x7fbdb664278e - rustc::ty::::par_body_owners::hb7e2ef01c22f66b9 [INFO] [stderr] 25: 0x7fbb7b895e9c - rustc_interface::passes::analysis::hf6ec0a5d89ea5cdc [INFO] [stderr] 25: 0x7fbdb6712e9c - rustc_interface::passes::analysis::hf6ec0a5d89ea5cdc [INFO] [stderr] 26: 0x7fbb7b61a586 - rustc::ty::query::__query_compute::analysis::h531d1f4fea9e64ed [INFO] [stderr] 26: 0x7fbdb6497586 - rustc::ty::query::__query_compute::analysis::h531d1f4fea9e64ed [INFO] [stderr] 27: 0x7fbb7b6830de - rustc::dep_graph::graph::DepGraph::with_task_impl::h1e397387b9949a46 [INFO] [stderr] 27: 0x7fbdb65000de - rustc::dep_graph::graph::DepGraph::with_task_impl::h1e397387b9949a46 [INFO] [stderr] 28: 0x7fbb7b65de94 - rustc::ty::query::plumbing::::get_query::h7cee133a7e47bb08 [INFO] [stderr] 28: 0x7fbdb64dae94 - rustc::ty::query::plumbing::::get_query::h7cee133a7e47bb08 [INFO] [stderr] 29: 0x7fbb7b693467 - rustc::ty::context::tls::enter_global::ha96bc649885ffa38 [INFO] [stderr] 29: 0x7fbdb6510467 - rustc::ty::context::tls::enter_global::ha96bc649885ffa38 [INFO] [stderr] 30: 0x7fbb7b663db4 - rustc_interface::interface::run_compiler_in_existing_thread_pool::hc85a5c71fd2619f9 [INFO] [stderr] 30: 0x7fbdb64e0db4 - rustc_interface::interface::run_compiler_in_existing_thread_pool::hc85a5c71fd2619f9 [INFO] [stderr] 31: 0x7fbb7b61171f - syntax::attr::with_globals::h0accb5f90a4e4678 [INFO] [stderr] 32: 0x7fbb7b615b03 - std::sys_common::backtrace::__rust_begin_short_backtrace::h8cd99c60a47446ce [INFO] [stderr] 31: 0x7fbdb648e71f - syntax::attr::with_globals::h0accb5f90a4e4678 [INFO] [stderr] 33: 0x7fbb7afc6007 - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:86 [INFO] [stderr] 32: 0x7fbdb6492b03 - std::sys_common::backtrace::__rust_begin_short_backtrace::h8cd99c60a47446ce [INFO] [stderr] 33: 0x7fbdb5e43007 - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:86 [INFO] [stderr] 34: 0x7fbdb64e35d6 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hdeb403a21ed50ef4 [INFO] [stderr] 35: 0x7fbdb5e0e1cf - as core::ops::function::FnOnce>::call_once::h35a3fc9eb9f9a1cf [INFO] [stderr] at /rustc/98d5ea1855f1028095b37c493ba31093c8519d68/src/liballoc/boxed.rs:1017 [INFO] [stderr] 36: 0x7fbdb5e41910 - as core::ops::function::FnOnce>::call_once::h110259a5f5e2be6a [INFO] [stderr] 34: 0x7fbb7b6665d6 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hdeb403a21ed50ef4 [INFO] [stderr] at /rustc/98d5ea1855f1028095b37c493ba31093c8519d68/src/liballoc/boxed.rs:1017 [INFO] [stderr] 37: 0x7fbdb5e41910 - std::sys_common::thread::start_thread::h6eb1bf1b6dd72dfa [INFO] [stderr] 35: 0x7fbb7af911cf - as core::ops::function::FnOnce>::call_once::h35a3fc9eb9f9a1cf [INFO] [stderr] at /rustc/98d5ea1855f1028095b37c493ba31093c8519d68/src/liballoc/boxed.rs:1017 [INFO] [stderr] at src/libstd/sys_common/thread.rs:13 [INFO] [stderr] 38: 0x7fbdb5e41910 - std::sys::unix::thread::Thread::new::thread_start::h39c675a8a78fe682 [INFO] [stderr] 36: 0x7fbb7afc4910 - as core::ops::function::FnOnce>::call_once::h110259a5f5e2be6a [INFO] [stderr] at /rustc/98d5ea1855f1028095b37c493ba31093c8519d68/src/liballoc/boxed.rs:1017 [INFO] [stderr] 37: 0x7fbb7afc4910 - std::sys_common::thread::start_thread::h6eb1bf1b6dd72dfa [INFO] [stderr] at src/libstd/sys_common/thread.rs:13 [INFO] [stderr] 38: 0x7fbb7afc4910 - std::sys::unix::thread::Thread::new::thread_start::h39c675a8a78fe682 [INFO] [stderr] at src/libstd/sys/unix/thread.rs:80 [INFO] [stderr] 39: 0x7fbb7ad2b6db - start_thread [INFO] [stderr] 40: 0x7fbb7a64888f - __clone [INFO] [stderr] 41: 0x0 - [INFO] [stderr] [INFO] [stderr] error: internal compiler error: unexpected panic [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/blob/master/CONTRIBUTING.md#bug-reports [INFO] [stderr] [INFO] [stderr] note: rustc 1.43.0-nightly (98d5ea185 2020-02-28) running on x86_64-unknown-linux-gnu [INFO] [stderr] [INFO] [stderr] note: compiler flags: -C debuginfo=2 [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] at src/libstd/sys/unix/thread.rs:80 [INFO] [stderr] 39: 0x7fbdb5ba86db - start_thread [INFO] [stderr] 40: 0x7fbdb54c588f - __clone [INFO] [stderr] 41: 0x0 - [INFO] [stderr] [INFO] [stderr] error: internal compiler error: unexpected panic [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/blob/master/CONTRIBUTING.md#bug-reports [INFO] [stderr] [INFO] [stderr] note: rustc 1.43.0-nightly (98d5ea185 2020-02-28) running on x86_64-unknown-linux-gnu [INFO] [stderr] [INFO] [stderr] note: compiler flags: -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 [mir_borrowck] borrow-checking ` as r#trait::InStreamListener<&mut [u8], &[u8]>>::raw_bind` [INFO] [stderr] #0 [mir_borrowck] borrow-checking ` as r#trait::InStreamListener<&mut [u8], &[u8]>>::raw_bind` [INFO] [stderr] #1 [analysis] running analysis passes on this crate [INFO] [stderr] end of query stack [INFO] [stderr] #1 [analysis] running analysis passes on this crate [INFO] [stderr] end of query stack [INFO] [stderr] error: could not compile `in_stream`. [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: could not compile `in_stream`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "f66ddbeb857f82521f13daad3264bcae6b455e03e5972f6e0fb976fdee71a6fb"` [INFO] running `"docker" "rm" "-f" "f66ddbeb857f82521f13daad3264bcae6b455e03e5972f6e0fb976fdee71a6fb"` [INFO] [stdout] f66ddbeb857f82521f13daad3264bcae6b455e03e5972f6e0fb976fdee71a6fb