[INFO] fetching crate in_stream 0.0.44-alpha3... [INFO] checking in_stream-0.0.44-alpha3 against try#89c05fd3cc6404a13e1bd71450c6132a2755fa4b for pr-69741 [INFO] extracting crate in_stream 0.0.44-alpha3 into /workspace/builds/worker-6/source [INFO] validating manifest of crates.io crate in_stream 0.0.44-alpha3 on toolchain 89c05fd3cc6404a13e1bd71450c6132a2755fa4b [INFO] running `"/workspace/cargo-home/bin/cargo" "+89c05fd3cc6404a13e1bd71450c6132a2755fa4b" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate in_stream 0.0.44-alpha3 [INFO] finished tweaking crates.io crate in_stream 0.0.44-alpha3 [INFO] tweaked toml for crates.io crate in_stream 0.0.44-alpha3 written to /workspace/builds/worker-6/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+89c05fd3cc6404a13e1bd71450c6132a2755fa4b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+89c05fd3cc6404a13e1bd71450c6132a2755fa4b" "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" "+89c05fd3cc6404a13e1bd71450c6132a2755fa4b" "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] fb6e1bf5aa7d51df6fa9d8b64cd38daefcac47c9ddab0301f651ecae89fc2cf6 [INFO] running `"docker" "start" "-a" "fb6e1bf5aa7d51df6fa9d8b64cd38daefcac47c9ddab0301f651ecae89fc2cf6"` [INFO] [stderr] Compiling itertools v0.8.2 [INFO] [stderr] Checking nanoid v0.2.0 [INFO] [stderr] Checking input_buffer v0.2.0 [INFO] [stderr] Compiling syn v1.0.16 [INFO] [stderr] Checking url2 v0.0.4 [INFO] [stderr] Checking tungstenite v0.9.2 [INFO] [stderr] Compiling shrinkwraprs v0.2.3 [INFO] [stderr] Checking in_stream v0.0.44-alpha3 (/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: 0x7fa8cc9a47d4 - backtrace::backtrace::libunwind::trace::h91d1589f784e7177 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.44/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x7fa8cc9a47d4 - backtrace::backtrace::trace_unsynchronized::h9ec8949702a1f108 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.44/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x7fa8cc9a47d4 - std::sys_common::backtrace::_print_fmt::h97468752f36a9a0e [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x7fa8cc9a47d4 - ::fmt::ha27a4263940af5a9 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x7fa8cc9de13c - core::fmt::write::h061ec21cc1fda96c [INFO] [stderr] at src/libcore/fmt/mod.rs:1063 [INFO] [stderr] 5: 0x7fa8cc9963e7 - std::io::Write::write_fmt::ha58db9b6b5ace99d [INFO] [stderr] at src/libstd/io/mod.rs:1428 [INFO] [stderr] 6: 0x7fa8cc9a94e5 - std::sys_common::backtrace::_print::h92d96c5907bac82b [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x7fa8cc9a94e5 - std::sys_common::backtrace::print::hb08c4606d19eee23 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x7fa8cc9a94e5 - std::panicking::default_hook::{{closure}}::h28e247f6a0250f5d [INFO] [stderr] at src/libstd/panicking.rs:204 [INFO] [stderr] 9: 0x7fa8cc9a9232 - std::panicking::default_hook::h3647fb19c6fd2d5c [INFO] [stderr] at src/libstd/panicking.rs:224 [INFO] [stderr] 10: 0x7fa8ccff79d9 - rustc_driver::report_ice::hf2e1fca42608ce06 [INFO] [stderr] 11: 0x7fa8c117cd96 - as core::ops::function::Fn>::call::h29d9435059d6ef92 [INFO] [stderr] at /rustc/89c05fd3cc6404a13e1bd71450c6132a2755fa4b/src/liballoc/boxed.rs:1031 [INFO] [stderr] 12: 0x7fa8c118ceb5 - proc_macro::bridge::client::::enter::{{closure}}::{{closure}}::he8fa25dd2562fcb1 [INFO] [stderr] at /rustc/89c05fd3cc6404a13e1bd71450c6132a2755fa4b/src/libproc_macro/bridge/client.rs:305 [INFO] [stderr] 13: 0x7fa8cc9a9c15 - std::panicking::rust_panic_with_hook::h38d69a94e615bc72 [INFO] [stderr] at src/libstd/panicking.rs:474 [INFO] [stderr] 14: 0x7fa8ceca26fe - std::panicking::begin_panic::hac0727da1dd52242 [INFO] [stderr] 15: 0x7fa8cec44e9d - rustc_infer::infer::InferCtxt::take_region_var_origins::hf95aeb0c01dc5c44 [INFO] [stderr] 16: 0x7fa8ce0b083a - rustc_mir::borrow_check::nll::compute_regions::h8a1607c7c5cf205a [INFO] [stderr] 17: 0x7fa8ce2cb8ea - rustc_mir::borrow_check::do_mir_borrowck::h9545bf737eb3086c [INFO] [stderr] 18: 0x7fa8ce3f364f - rustc::ty::context::GlobalCtxt::enter_local::h951d06e2dbcd5caa [INFO] [stderr] 19: 0x7fa8ce2c8fa4 - rustc_mir::borrow_check::mir_borrowck::h68ce35e7d0fdeb71 [INFO] [stderr] 20: 0x7fa8cd28ec3a - rustc::ty::query::__query_compute::mir_borrowck::hece12ab90223506f [INFO] [stderr] 21: 0x7fa8cd1ab64b - rustc::ty::query::::compute::h9bd2420b0064a7d1 [INFO] [stderr] 22: 0x7fa8cd260149 - rustc::dep_graph::graph::DepGraph::with_task_impl::h350b4dbf802423f7 [INFO] [stderr] 23: 0x7fa8cd1af9eb - rustc::ty::query::plumbing::::get_query::h0f54093114367816 [INFO] [stderr] 24: 0x7fa8cd1ab11e - rustc::ty::::par_body_owners::h0a6129ad59ce0343 [INFO] [stderr] 25: 0x7fa8cd27c12c - rustc_interface::passes::analysis::h7cd463edcabe1b20 [INFO] [stderr] 26: 0x7fa8cd003c36 - rustc::ty::query::__query_compute::analysis::h6da6e0fee6e00908 [INFO] [stderr] 27: 0x7fa8cd06b43e - rustc::dep_graph::graph::DepGraph::with_task_impl::h7ecc8ea618d9093d [INFO] [stderr] 28: 0x7fa8cd0434b4 - rustc::ty::query::plumbing::::get_query::h456183b218da045b [INFO] [stderr] 29: 0x7fa8cd079677 - rustc::ty::context::tls::enter_global::h77dd60e09569ef5a [INFO] [stderr] 30: 0x7fa8cd04d264 - rustc_interface::interface::run_compiler_in_existing_thread_pool::h7b84b99a7502c5df [INFO] [stderr] 31: 0x7fa8ccffef0c - std::sys_common::backtrace::__rust_begin_short_backtrace::h9c64d2b057bbd582 [INFO] [stderr] 32: 0x7fa8cc9bbeb7 - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:86 [INFO] [stderr] 33: 0x7fa8cd04ede6 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h03598aa16b759fd2 [INFO] [stderr] 34: 0x7fa8cc98616f - as core::ops::function::FnOnce>::call_once::hac35b775f5ab8ce7 [INFO] [stderr] at /rustc/89c05fd3cc6404a13e1bd71450c6132a2755fa4b/src/liballoc/boxed.rs:1017 [INFO] [stderr] 35: 0x7fa8cc9ba7bd - as core::ops::function::FnOnce>::call_once::h816aad24e9f831a5 [INFO] [stderr] at /rustc/89c05fd3cc6404a13e1bd71450c6132a2755fa4b/src/liballoc/boxed.rs:1017 [INFO] [stderr] 36: 0x7fa8cc9ba7bd - std::sys_common::thread::start_thread::h9698b75f01c8b374 [INFO] [stderr] at src/libstd/sys_common/thread.rs:13 [INFO] [stderr] 37: 0x7fa8cc9ba7bd - std::sys::unix::thread::Thread::new::thread_start::h7a9e271d40500cf2 [INFO] [stderr] at src/libstd/sys/unix/thread.rs:80 [INFO] [stderr] 38: 0x7fa8cc7206db - start_thread [INFO] [stderr] 39: 0x7fa8cc03d88f - __clone [INFO] [stderr] 40: 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 (89c05fd3c 2020-03-09) 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] #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] 0: 0x7fa1b3bc07d4 - backtrace::backtrace::libunwind::trace::h91d1589f784e7177 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.44/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x7fa1b3bc07d4 - backtrace::backtrace::trace_unsynchronized::h9ec8949702a1f108 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.44/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x7fa1b3bc07d4 - std::sys_common::backtrace::_print_fmt::h97468752f36a9a0e [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x7fa1b3bc07d4 - ::fmt::ha27a4263940af5a9 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x7fa1b3bfa13c - core::fmt::write::h061ec21cc1fda96c [INFO] [stderr] at src/libcore/fmt/mod.rs:1063 [INFO] [stderr] 5: 0x7fa1b3bb23e7 - std::io::Write::write_fmt::ha58db9b6b5ace99d [INFO] [stderr] at src/libstd/io/mod.rs:1428 [INFO] [stderr] 6: 0x7fa1b3bc54e5 - std::sys_common::backtrace::_print::h92d96c5907bac82b [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x7fa1b3bc54e5 - std::sys_common::backtrace::print::hb08c4606d19eee23 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x7fa1b3bc54e5 - std::panicking::default_hook::{{closure}}::h28e247f6a0250f5d [INFO] [stderr] at src/libstd/panicking.rs:204 [INFO] [stderr] 9: 0x7fa1b3bc5232 - std::panicking::default_hook::h3647fb19c6fd2d5c [INFO] [stderr] at src/libstd/panicking.rs:224 [INFO] [stderr] 10: 0x7fa1b42139d9 - rustc_driver::report_ice::hf2e1fca42608ce06 [INFO] [stderr] 11: 0x7fa1a837cd96 - as core::ops::function::Fn>::call::h29d9435059d6ef92 [INFO] [stderr] at /rustc/89c05fd3cc6404a13e1bd71450c6132a2755fa4b/src/liballoc/boxed.rs:1031 [INFO] [stderr] 12: 0x7fa1a838ceb5 - proc_macro::bridge::client::::enter::{{closure}}::{{closure}}::he8fa25dd2562fcb1 [INFO] [stderr] at /rustc/89c05fd3cc6404a13e1bd71450c6132a2755fa4b/src/libproc_macro/bridge/client.rs:305 [INFO] [stderr] 13: 0x7fa1b3bc5c15 - std::panicking::rust_panic_with_hook::h38d69a94e615bc72 [INFO] [stderr] at src/libstd/panicking.rs:474 [INFO] [stderr] 14: 0x7fa1b5ebe6fe - std::panicking::begin_panic::hac0727da1dd52242 [INFO] [stderr] 15: 0x7fa1b5e60e9d - rustc_infer::infer::InferCtxt::take_region_var_origins::hf95aeb0c01dc5c44 [INFO] [stderr] 16: 0x7fa1b52cc83a - rustc_mir::borrow_check::nll::compute_regions::h8a1607c7c5cf205a [INFO] [stderr] 17: 0x7fa1b54e78ea - rustc_mir::borrow_check::do_mir_borrowck::h9545bf737eb3086c [INFO] [stderr] 18: 0x7fa1b560f64f - rustc::ty::context::GlobalCtxt::enter_local::h951d06e2dbcd5caa [INFO] [stderr] 19: 0x7fa1b54e4fa4 - rustc_mir::borrow_check::mir_borrowck::h68ce35e7d0fdeb71 [INFO] [stderr] 20: 0x7fa1b44aac3a - rustc::ty::query::__query_compute::mir_borrowck::hece12ab90223506f [INFO] [stderr] 21: 0x7fa1b43c764b - rustc::ty::query::::compute::h9bd2420b0064a7d1 [INFO] [stderr] 22: 0x7fa1b447c149 - rustc::dep_graph::graph::DepGraph::with_task_impl::h350b4dbf802423f7 [INFO] [stderr] 23: 0x7fa1b43cb9eb - rustc::ty::query::plumbing::::get_query::h0f54093114367816 [INFO] [stderr] 24: 0x7fa1b43c711e - rustc::ty::::par_body_owners::h0a6129ad59ce0343 [INFO] [stderr] 25: 0x7fa1b449812c - rustc_interface::passes::analysis::h7cd463edcabe1b20 [INFO] [stderr] 26: 0x7fa1b421fc36 - rustc::ty::query::__query_compute::analysis::h6da6e0fee6e00908 [INFO] [stderr] 27: 0x7fa1b428743e - rustc::dep_graph::graph::DepGraph::with_task_impl::h7ecc8ea618d9093d [INFO] [stderr] 28: 0x7fa1b425f4b4 - rustc::ty::query::plumbing::::get_query::h456183b218da045b [INFO] [stderr] 29: 0x7fa1b4295677 - rustc::ty::context::tls::enter_global::h77dd60e09569ef5a [INFO] [stderr] 30: 0x7fa1b4269264 - rustc_interface::interface::run_compiler_in_existing_thread_pool::h7b84b99a7502c5df [INFO] [stderr] 31: 0x7fa1b421af0c - std::sys_common::backtrace::__rust_begin_short_backtrace::h9c64d2b057bbd582 [INFO] [stderr] 32: 0x7fa1b3bd7eb7 - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:86 [INFO] [stderr] 33: 0x7fa1b426ade6 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h03598aa16b759fd2 [INFO] [stderr] 34: 0x7fa1b3ba216f - as core::ops::function::FnOnce>::call_once::hac35b775f5ab8ce7 [INFO] [stderr] at /rustc/89c05fd3cc6404a13e1bd71450c6132a2755fa4b/src/liballoc/boxed.rs:1017 [INFO] [stderr] 35: 0x7fa1b3bd67bd - as core::ops::function::FnOnce>::call_once::h816aad24e9f831a5 [INFO] [stderr] at /rustc/89c05fd3cc6404a13e1bd71450c6132a2755fa4b/src/liballoc/boxed.rs:1017 [INFO] [stderr] 36: 0x7fa1b3bd67bd - std::sys_common::thread::start_thread::h9698b75f01c8b374 [INFO] [stderr] at src/libstd/sys_common/thread.rs:13 [INFO] [stderr] 37: 0x7fa1b3bd67bd - std::sys::unix::thread::Thread::new::thread_start::h7a9e271d40500cf2 [INFO] [stderr] at src/libstd/sys/unix/thread.rs:80 [INFO] [stderr] 38: 0x7fa1b393c6db - start_thread [INFO] [stderr] 39: 0x7fa1b325988f - __clone [INFO] [stderr] 40: 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 (89c05fd3c 2020-03-09) 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] #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] error: could not compile `in_stream`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "fb6e1bf5aa7d51df6fa9d8b64cd38daefcac47c9ddab0301f651ecae89fc2cf6"` [INFO] running `"docker" "rm" "-f" "fb6e1bf5aa7d51df6fa9d8b64cd38daefcac47c9ddab0301f651ecae89fc2cf6"` [INFO] [stdout] fb6e1bf5aa7d51df6fa9d8b64cd38daefcac47c9ddab0301f651ecae89fc2cf6