[INFO] fetching crate mles-webproxy 0.8.6...
[INFO] testing mles-webproxy-0.8.6 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate mles-webproxy 0.8.6 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate mles-webproxy 0.8.6 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mles-webproxy 0.8.6
[INFO] finished tweaking crates.io crate mles-webproxy 0.8.6
[INFO] tweaked toml for crates.io crate mles-webproxy 0.8.6 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate mles-webproxy 0.8.6 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded acme-lib v0.7.1
[INFO] [stderr]   Downloaded mles-utils v1.1.6
[INFO] [stderr]   Downloaded ureq v0.11.0
[INFO] [stderr]   Downloaded qstring v0.6.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 16b7be523b70bf9e3189a5f447e9f8423e01e7353c13d02ed5caae3de5c0b8b8
[INFO] running `Command { std: "docker" "start" "-a" "16b7be523b70bf9e3189a5f447e9f8423e01e7353c13d02ed5caae3de5c0b8b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "16b7be523b70bf9e3189a5f447e9f8423e01e7353c13d02ed5caae3de5c0b8b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16b7be523b70bf9e3189a5f447e9f8423e01e7353c13d02ed5caae3de5c0b8b8", kill_on_drop: false }`
[INFO] [stdout] 16b7be523b70bf9e3189a5f447e9f8423e01e7353c13d02ed5caae3de5c0b8b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 527c14679e93af7cfb566fac18a2972810dc8d16bbd2ac5c4620b950bc7b7130
[INFO] running `Command { std: "docker" "start" "-a" "527c14679e93af7cfb566fac18a2972810dc8d16bbd2ac5c4620b950bc7b7130", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.88
[INFO] [stderr]    Compiling syn v1.0.63
[INFO] [stderr]    Compiling serde_derive v1.0.124
[INFO] [stderr]    Compiling serde v1.0.124
[INFO] [stderr]    Compiling untrusted v0.6.2
[INFO] [stderr]    Compiling httparse v1.3.5
[INFO] [stderr]    Compiling lexical-core v0.7.5
[INFO] [stderr]    Compiling openssl v0.10.32
[INFO] [stderr]    Compiling chunked_transfer v1.4.0
[INFO] [stderr]    Compiling subtle v2.4.0
[INFO] [stderr]    Compiling dtoa v0.4.7
[INFO] [stderr]    Compiling ascii v0.9.3
[INFO] [stderr]    Compiling siphasher v0.3.3
[INFO] [stderr]    Compiling block-padding v0.2.1
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling tinyvec v1.1.1
[INFO] [stderr]    Compiling ring v0.14.6
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling openssl-sys v0.9.60
[INFO] [stderr]    Compiling qstring v0.6.0
[INFO] [stderr]    Compiling generic-array v0.12.4
[INFO] [stderr]    Compiling want v0.2.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling buf_redux v0.8.4
[INFO] [stderr]    Compiling twoway v0.1.8
[INFO] [stderr]    Compiling tokio-timer v0.2.13
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling sha-1 v0.8.2
[INFO] [stderr]    Compiling unicode-normalization v0.1.17
[INFO] [stderr]    Compiling block-cipher v0.7.1
[INFO] [stderr]    Compiling block-cipher v0.8.0
[INFO] [stderr]    Compiling crypto-mac v0.8.0
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling stream-cipher v0.4.1
[INFO] [stderr]    Compiling aes-soft v0.4.0
[INFO] [stderr]    Compiling aes-soft v0.5.0
[INFO] [stderr]    Compiling block-modes v0.6.1
[INFO] [stderr]    Compiling blake2 v0.9.1
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling ctr v0.4.0
[INFO] [stderr]    Compiling tokio-threadpool v0.1.18
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling aes v0.5.0
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling tokio-io v0.1.13
[INFO] [stderr]    Compiling http v0.1.21
[INFO] [stderr]    Compiling string v0.2.1
[INFO] [stderr]    Compiling tokio-buf v0.1.1
[INFO] [stderr]    Compiling input_buffer v0.2.0
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling idna v0.2.2
[INFO] [stderr]    Compiling aes-ctr v0.4.0
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling tokio-reactor v0.1.12
[INFO] [stderr]    Compiling tokio-codec v0.1.2
[INFO] [stderr]    Compiling tokio-fs v0.1.7
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling tokio-uds v0.2.7
[INFO] [stderr]    Compiling tokio-tcp v0.1.4
[INFO] [stderr]    Compiling tokio-udp v0.1.6
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling tokio v0.1.22
[INFO] [stderr]    Compiling url v2.2.1
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling cookie v0.12.0
[INFO] [stderr]    Compiling webpki v0.19.1
[INFO] [stderr]    Compiling sct v0.5.0
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling mime_guess v1.8.8
[INFO] [stderr]    Compiling rustls v0.15.2
[INFO] [stderr]    Compiling webpki-roots v0.16.0
[INFO] [stderr]    Compiling headers-core v0.1.1
[INFO] [stderr]    Compiling h2 v0.1.26
[INFO] [stderr]    Compiling http-body v0.1.0
[INFO] [stderr]    Compiling tungstenite v0.9.2
[INFO] [stderr]    Compiling headers v0.2.3
[INFO] [stderr]    Compiling rusticata-macros v2.1.0
[INFO] [stderr]    Compiling der-parser v3.0.4
[INFO] [stderr]    Compiling multipart v0.16.1
[INFO] [stderr]    Compiling x509-parser v0.7.0
[INFO] [stderr]    Compiling hyper v0.12.36
[INFO] [stderr]    Compiling ureq v0.11.0
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling serde_bytes v0.11.5
[INFO] [stderr]    Compiling serde_urlencoded v0.6.1
[INFO] [stderr]    Compiling serde_cbor v0.11.1
[INFO] [stderr]    Compiling mles-utils v1.1.6
[INFO] [stderr]    Compiling warp v0.1.23
[INFO] [stderr]    Compiling acme-lib v0.7.1
[INFO] [stdout] error: internal compiler error: unexpected concrete region in borrowck: ReStatic
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/warp-0.1.23/src/filters/sse.rs:482:5
[INFO] [stdout]     |
[INFO] [stdout] 482 | /     pub fn stream<S>(
[INFO] [stdout] 483 | |         self,
[INFO] [stdout] 484 | |         event_stream: S,
[INFO] [stdout] 485 | |     ) -> impl Stream<
[INFO] [stdout] ...   |
[INFO] [stdout] 501 | |         }
[INFO] [stdout] 502 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: delayed at compiler/rustc_mir/src/borrow_check/region_infer/opaque_types.rs:87:44
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: internal compiler error: unexpected concrete region in borrowck: ReStatic
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/warp-0.1.23/src/filters/sse.rs:515:1
[INFO] [stdout]     |
[INFO] [stdout] 515 | / pub fn keep<S>(
[INFO] [stdout] 516 | |     event_stream: S,
[INFO] [stdout] 517 | |     keep_interval: impl Into<Option<Duration>>,
[INFO] [stdout] 518 | | ) -> impl Stream<
[INFO] [stdout] ...   |
[INFO] [stdout] 537 | |     }
[INFO] [stdout] 538 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: delayed at compiler/rustc_mir/src/borrow_check/region_infer/opaque_types.rs:87:44
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] thread 'rustc' panicked at 'no errors encountered even though `delay_span_bug` issued', compiler/rustc_errors/src/lib.rs:1050:13
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x7f16112fab00 - std::backtrace_rs::backtrace::libunwind::trace::hff4d1766e93f64f1
[INFO] [stderr]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stderr]    1:     0x7f16112fab00 - std::backtrace_rs::backtrace::trace_unsynchronized::h56bbc8eb78770bcb
[INFO] [stderr]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]    2:     0x7f16112fab00 - std::sys_common::backtrace::_print_fmt::h5c8e75464faca780
[INFO] [stderr]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]    3:     0x7f16112fab00 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h48b88277def8b362
[INFO] [stderr]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]    4:     0x7f161136863c - core::fmt::write::h3381b3176fe2b3d3
[INFO] [stderr]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/fmt/mod.rs:1115:17
[INFO] [stderr]    5:     0x7f16112ec3e5 - std::io::Write::write_fmt::hd42607e5d8e44db0
[INFO] [stderr]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/io/mod.rs:1665:15
[INFO] [stderr]    6:     0x7f16112fe81b - std::sys_common::backtrace::_print::ha537687d6c17dd0d
[INFO] [stderr]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]    7:     0x7f16112fe81b - std::sys_common::backtrace::print::h61376ae57d131d72
[INFO] [stderr]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]    8:     0x7f16112fe81b - std::panicking::default_hook::{{closure}}::h0f7208c0b9644a54
[INFO] [stderr]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:208:50
[INFO] [stderr]    9:     0x7f16112fe2f1 - std::panicking::default_hook::hdac7fc06578c14ce
[INFO] [stderr]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:225:9
[INFO] [stderr]   10:     0x7f1611ad8531 - rustc_driver::DEFAULT_HOOK::{{closure}}::{{closure}}::he0fb23ee363efe57
[INFO] [stderr]   11:     0x7f16112ff049 - std::panicking::rust_panic_with_hook::h72b21c283da3d1ef
[INFO] [stderr]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:626:17
[INFO] [stderr]   12:     0x7f16112feb07 - std::panicking::begin_panic_handler::{{closure}}::he5778f1729cff84a
[INFO] [stderr]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:519:13
[INFO] [stderr]   13:     0x7f16112fafdc - std::sys_common::backtrace::__rust_end_short_backtrace::h2d11ca8b453b4b1d
[INFO] [stderr]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stderr]   14:     0x7f16112fea69 - rust_begin_unwind
[INFO] [stderr]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:515:5
[INFO] [stderr]   15:     0x7f16112c7a6b - std::panicking::begin_panic_fmt::h746518bde832d259
[INFO] [stderr]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:457:5
[INFO] [stderr]   16:     0x7f1613f3c1a9 - rustc_errors::HandlerInner::flush_delayed::h68abfe220c70dca1
[INFO] [stderr]   17:     0x7f1613f3ac0d - <rustc_errors::HandlerInner as core::ops::drop::Drop>::drop::hd769a4292ac9bfa2
[INFO] [stderr]   18:     0x7f16135ef8d6 - core::ptr::drop_in_place<rustc_session::parse::ParseSess>::h3c16055fae7b64de
[INFO] [stderr]   19:     0x7f16135f1a1e - <alloc::rc::Rc<T> as core::ops::drop::Drop>::drop::ha02c0db4efb40d0e
[INFO] [stderr]   20:     0x7f16135c6cfd - core::ptr::drop_in_place<rustc_interface::interface::Compiler>::h4b986457436dbab5
[INFO] [stderr]   21:     0x7f16135c62e3 - rustc_span::with_source_map::h46995da78fbfb2ca
[INFO] [stderr]   22:     0x7f16135d7bca - rustc_interface::interface::create_compiler_and_run::hdd0d8e5ea2028f60
[INFO] [stderr]   23:     0x7f16135cac49 - scoped_tls::ScopedKey<T>::set::h4889fb0c1fafdd05
[INFO] [stderr]   24:     0x7f16135c766a - std::sys_common::backtrace::__rust_begin_short_backtrace::h78e9a1a2353d1913
[INFO] [stderr]   25:     0x7f16135c6ab5 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hb838edfbc6ca2ea1
[INFO] [stderr]   26:     0x7f161130b5d7 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h65c29e4642be2358
[INFO] [stderr]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/alloc/src/boxed.rs:1572:9
[INFO] [stderr]   27:     0x7f161130b5d7 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hd0f8f7fbbd9fffbf
[INFO] [stderr]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/alloc/src/boxed.rs:1572:9
[INFO] [stderr]   28:     0x7f161130b5d7 - std::sys::unix::thread::Thread::new::thread_start::h2fd22fee3ca77b65
[INFO] [stderr]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys/unix/thread.rs:74:17
[INFO] [stderr]   29:     0x7f1611227609 - start_thread
[INFO] [stderr]   30:     0x7f161113b293 - clone
[INFO] [stderr]   31:                0x0 - <unknown>
[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/issues/new?labels=C-bug%2C+I-ICE%2C+T-compiler&template=ice.md
[INFO] [stderr] 
[INFO] [stderr] note: rustc 1.55.0-beta.3 (53fd98ca7 2021-07-31) 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] end of query stack
[INFO] [stderr] error: could not compile `warp`
[INFO] running `Command { std: "docker" "inspect" "527c14679e93af7cfb566fac18a2972810dc8d16bbd2ac5c4620b950bc7b7130", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "527c14679e93af7cfb566fac18a2972810dc8d16bbd2ac5c4620b950bc7b7130", kill_on_drop: false }`
[INFO] [stdout] 527c14679e93af7cfb566fac18a2972810dc8d16bbd2ac5c4620b950bc7b7130
