[INFO] fetching crate stepflow 0.0.8... [INFO] checking stepflow-0.0.8 against try#7b3565da729099dbe807466fcd118fb2815986e0 for pr-81789 [INFO] extracting crate stepflow 0.0.8 into /workspace/builds/worker-6/source [INFO] validating manifest of crates.io crate stepflow 0.0.8 on toolchain 7b3565da729099dbe807466fcd118fb2815986e0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate stepflow 0.0.8 [INFO] finished tweaking crates.io crate stepflow 0.0.8 [INFO] tweaked toml for crates.io crate stepflow 0.0.8 written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate crates.io crate stepflow 0.0.8 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded headers v0.3.4 [INFO] [stderr] Downloaded ignore v0.4.17 [INFO] [stderr] Downloaded unic-char-property v0.9.0 [INFO] [stderr] Downloaded multipart v0.17.1 [INFO] [stderr] Downloaded globwalk v0.8.1 [INFO] [stderr] Downloaded buf_redux v0.8.4 [INFO] [stderr] Downloaded libc v0.2.92 [INFO] [stderr] Downloaded parse-zoneinfo v0.3.0 [INFO] [stderr] Downloaded chrono-tz v0.5.3 [INFO] [stderr] Downloaded syn v1.0.67 [INFO] [stderr] Downloaded unic-ucd-version v0.9.0 [INFO] [stderr] Downloaded pin-project-internal v1.0.6 [INFO] [stderr] Downloaded pin-project v1.0.6 [INFO] [stderr] Downloaded tera v1.7.0 [INFO] [stderr] Downloaded headers-core v0.2.0 [INFO] [stderr] Downloaded warp v0.2.5 [INFO] [stderr] Downloaded unic-char-range v0.9.0 [INFO] [stderr] Downloaded unic-common v0.9.0 [INFO] [stderr] Downloaded unic-ucd-segment v0.9.0 [INFO] [stderr] Downloaded unic-segment v0.9.0 [INFO] [stderr] Downloaded twoway v0.1.8 [INFO] running `Command { std: "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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e4266e25940a7e85c6c9892eded08f92c6b4c0eed03dd2b12de8e455540b54ac [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" "e4266e25940a7e85c6c9892eded08f92c6b4c0eed03dd2b12de8e455540b54ac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e4266e25940a7e85c6c9892eded08f92c6b4c0eed03dd2b12de8e455540b54ac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e4266e25940a7e85c6c9892eded08f92c6b4c0eed03dd2b12de8e455540b54ac", kill_on_drop: false }` [INFO] [stdout] e4266e25940a7e85c6c9892eded08f92c6b4c0eed03dd2b12de8e455540b54ac [INFO] running `Command { std: "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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b14a2614e8f3f1562d2af46a7943d9608f186c80a619e332f4d3c9eb8b25d2be [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" "b14a2614e8f3f1562d2af46a7943d9608f186c80a619e332f4d3c9eb8b25d2be", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Compiling serde_derive v1.0.125 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Compiling typenum v1.13.0 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Checking bytes v0.5.6 [INFO] [stderr] Checking bytes v1.0.1 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Checking pin-project-lite v0.2.6 [INFO] [stderr] Checking matches v0.1.8 [INFO] [stderr] Checking regex-syntax v0.6.23 [INFO] [stderr] Checking tinyvec_macros v0.1.0 [INFO] [stderr] Checking percent-encoding v2.1.0 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Checking pin-project-lite v0.1.12 [INFO] [stderr] Compiling ucd-trie v0.1.3 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Checking hashbrown v0.9.1 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking unic-char-range v0.9.0 [INFO] [stderr] Compiling maplit v1.0.2 [INFO] [stderr] Checking unic-common v0.9.0 [INFO] [stderr] Checking mime v0.3.16 [INFO] [stderr] Checking try-lock v0.2.3 [INFO] [stderr] Checking deunicode v0.4.3 [INFO] [stderr] Checking base64 v0.13.0 [INFO] [stderr] Checking futures-io v0.3.13 [INFO] [stderr] Checking httpdate v0.3.2 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking tower-service v0.3.1 [INFO] [stderr] Checking humansize v1.1.0 [INFO] [stderr] Checking scoped-tls v1.0.0 [INFO] [stderr] Checking smallvec v1.6.1 [INFO] [stderr] Checking tracing-core v0.1.17 [INFO] [stderr] Checking sharded-slab v0.1.1 [INFO] [stderr] Checking unicode-bidi v0.3.4 [INFO] [stderr] Checking tinyvec v1.1.1 [INFO] [stderr] Checking futures-util v0.3.13 [INFO] [stderr] Checking form_urlencoded v1.0.1 [INFO] [stderr] Checking thread_local v1.1.3 [INFO] [stderr] Compiling pest v2.1.3 [INFO] [stderr] Checking input_buffer v0.3.1 [INFO] [stderr] Checking http v0.2.3 [INFO] [stderr] Checking walkdir v2.3.2 [INFO] [stderr] Checking unic-ucd-version v0.9.0 [INFO] [stderr] Checking unic-char-property v0.9.0 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling crossbeam-utils v0.8.3 [INFO] [stderr] Compiling indexmap v1.6.2 [INFO] [stderr] Compiling generic-array v0.14.4 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Checking slug v0.1.4 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking net2 v0.2.37 [INFO] [stderr] Checking getrandom v0.2.2 [INFO] [stderr] Checking time v0.1.43 [INFO] [stderr] Checking signal-hook-registry v1.3.0 [INFO] [stderr] Checking socket2 v0.3.19 [INFO] [stderr] Checking unic-ucd-segment v0.9.0 [INFO] [stderr] Checking want v0.3.0 [INFO] [stderr] Checking tracing-log v0.1.2 [INFO] [stderr] Checking aho-corasick v0.7.15 [INFO] [stderr] Checking bstr v0.2.15 [INFO] [stderr] Checking buf_redux v0.8.4 [INFO] [stderr] Checking twoway v0.1.8 [INFO] [stderr] Checking unicode-normalization v0.1.17 [INFO] [stderr] Compiling syn v1.0.67 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Compiling pest_meta v2.1.3 [INFO] [stderr] Checking rand_core v0.6.2 [INFO] [stderr] Checking regex-automata v0.1.9 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking unic-segment v0.9.0 [INFO] [stderr] Checking rand_chacha v0.3.0 [INFO] [stderr] Compiling mime_guess v2.0.3 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking regex v1.4.5 [INFO] [stderr] Checking http-body v0.3.1 [INFO] [stderr] Checking headers-core v0.2.0 [INFO] [stderr] Checking idna v0.2.2 [INFO] [stderr] Checking rand v0.8.3 [INFO] [stderr] Checking matchers v0.0.1 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking digest v0.9.0 [INFO] [stderr] Checking block-buffer v0.9.0 [INFO] [stderr] Checking futures v0.3.13 [INFO] [stderr] Checking sha-1 v0.9.4 [INFO] [stderr] Checking url v2.2.1 [INFO] [stderr] Checking headers v0.3.4 [INFO] [stderr] Checking tempfile v3.2.0 [INFO] [stderr] Compiling parse-zoneinfo v0.3.0 [INFO] [stderr] Checking globset v0.4.6 [INFO] [stderr] Checking multipart v0.17.1 [INFO] [stderr] Checking ignore v0.4.17 [INFO] [stderr] Checking tungstenite v0.11.1 [INFO] [stderr] Checking globwalk v0.8.1 [INFO] [stderr] Compiling chrono-tz v0.5.3 [INFO] [stderr] Compiling pest_generator v2.1.3 [INFO] [stderr] Compiling tracing-attributes v0.1.15 [INFO] [stderr] Compiling tokio-macros v0.2.6 [INFO] [stderr] Compiling pin-project-internal v1.0.6 [INFO] [stderr] Compiling pin-project-internal v0.4.28 [INFO] [stderr] Compiling pest_derive v2.1.0 [INFO] [stderr] Checking tokio v0.2.25 [INFO] [stderr] Checking pin-project v1.0.6 [INFO] [stderr] Checking tracing v0.1.25 [INFO] [stderr] Checking tracing-futures v0.2.5 [INFO] [stderr] thread 'rustc' panicked at 'called `Result::unwrap()` on an `Err` value: FromUtf8Error { bytes: [0, 80, 16, 142, 9, 67, 0, 98], error: Utf8Error { valid_up_to: 3, error_len: Some(1) } }', compiler/rustc_codegen_llvm/src/metadata.rs:75:22 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x7fc4f6461dd0 - std::backtrace_rs::backtrace::libunwind::trace::hec7eaac9435d3512 [INFO] [stderr] at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x7fc4f6461dd0 - std::backtrace_rs::backtrace::trace_unsynchronized::h42791b8fa12b7daa [INFO] [stderr] at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x7fc4f6461dd0 - std::sys_common::backtrace::_print_fmt::h3da3ebe04fb665a8 [INFO] [stderr] at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x7fc4f6461dd0 - ::fmt::he40bcdde3c4491cd [INFO] [stderr] at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x7fc4f64d305f - core::fmt::write::h2c729149c08098ab [INFO] [stderr] at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/core/src/fmt/mod.rs:1094:17 [INFO] [stderr] 5: 0x7fc4f6456865 - std::io::Write::write_fmt::h28e0f2f58b8d7b7e [INFO] [stderr] at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/std/src/io/mod.rs:1580:15 [INFO] [stderr] 6: 0x7fc4f64659bb - std::sys_common::backtrace::_print::h7f0223b1e3d898fc [INFO] [stderr] at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x7fc4f64659bb - std::sys_common::backtrace::print::h58edd634a14c2d4c [INFO] [stderr] at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x7fc4f64659bb - std::panicking::default_hook::{{closure}}::h71657a7591430164 [INFO] [stderr] at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x7fc4f646549d - std::panicking::default_hook::hcdf4eb5db072c85b [INFO] [stderr] at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x7fc4f6c247cd - rustc_driver::report_ice::hc702a08d9fb7377c [INFO] [stderr] 11: 0x7fc4f64660d0 - std::panicking::rust_panic_with_hook::hfb91e961ffb5b8e0 [INFO] [stderr] at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/std/src/panicking.rs:595:17 [INFO] [stderr] 12: 0x7fc4f6465ca7 - std::panicking::begin_panic_handler::{{closure}}::h984d540e84311150 [INFO] [stderr] at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/std/src/panicking.rs:497:13 [INFO] [stderr] 13: 0x7fc4f646226c - std::sys_common::backtrace::__rust_end_short_backtrace::h32354258ff2aecd1 [INFO] [stderr] at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 14: 0x7fc4f6465c09 - rust_begin_unwind [INFO] [stderr] at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/std/src/panicking.rs:493:5 [INFO] [stderr] 15: 0x7fc4f6433e11 - core::panicking::panic_fmt::he3827412471ccbb1 [INFO] [stderr] at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/core/src/panicking.rs:92:14 [INFO] [stderr] 16: 0x7fc4f6433f03 - core::result::unwrap_failed::h6e66654d198da7bd [INFO] [stderr] at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/core/src/result.rs:1355:5 [INFO] [stderr] 17: 0x7fc4f8712578 - rustc_codegen_llvm::metadata::search_meta_section::h8961f2ac56edd5de [INFO] [stderr] 18: 0x7fc4f8712110 - ::get_dylib_metadata::hf113bd9e0a19e81d [INFO] [stderr] 19: 0x7fc4f8da47e0 - rustc_metadata::locator::get_metadata_section::h311ade1c58bb9b9c [INFO] [stderr] 20: 0x7fc4f8da2475 - rustc_metadata::locator::CrateLocator::extract_one::hc330fbff35d2dd16 [INFO] [stderr] 21: 0x7fc4f8da1d94 - rustc_metadata::locator::CrateLocator::extract_lib::h3a9cde85605a2b10 [INFO] [stderr] 22: 0x7fc4f838f655 - rustc_metadata::locator::CrateLocator::find_library_crate::he0028f8c955862fc [INFO] [stderr] 23: 0x7fc4f8da155f - rustc_metadata::locator::CrateLocator::maybe_load_library_crate::h83528c8e0a8ce9e6 [INFO] [stderr] 24: 0x7fc4f834893d - rustc_metadata::creader::CrateLoader::load::ha4ab6460e14a5eee [INFO] [stderr] 25: 0x7fc4f83454c5 - rustc_metadata::creader::CrateLoader::maybe_resolve_crate::hadf3153424d86ed9 [INFO] [stderr] 26: 0x7fc4f8345968 - rustc_metadata::creader::CrateLoader::maybe_resolve_crate::hadf3153424d86ed9 [INFO] [stderr] 27: 0x7fc4f8d55411 - rustc_metadata::creader::CrateLoader::maybe_process_path_extern::h431423403d6796b5 [INFO] [stderr] 28: 0x7fc4f7f21647 - rustc_resolve::Resolver::extern_prelude_get::h8fe97c840734eec5 [INFO] [stderr] 29: 0x7fc4f7f15acb - rustc_resolve::macros::::early_resolve_ident_in_lexical_scope::h6d91a7f58ab6599f [INFO] [stderr] 30: 0x7fc4f7f21167 - rustc_resolve::Resolver::resolve_path_with_ribs::{{closure}}::h6c0aa2eca6b66ec7 [INFO] [stderr] 31: 0x7fc4f7f1f172 - rustc_resolve::Resolver::resolve_path_with_ribs::h613e88a98861d445 [INFO] [stderr] 32: 0x7fc4f7ef3614 - rustc_resolve::imports::ImportResolver::resolve_imports::h53bdbee9238af589 [INFO] [stderr] 33: 0x7fc4f89d2073 - rustc_resolve::macros::::resolve_imports::h2e8ff5a2055dcb40 [INFO] [stderr] 34: 0x7fc4f83bd326 - rustc_expand::expand::MacroExpander::fully_expand_fragment::hb8bae743ebd0192e [INFO] [stderr] 35: 0x7fc4f8dd0a93 - rustc_expand::expand::MacroExpander::expand_crate::hf9f489b9197a0063 [INFO] [stderr] 36: 0x7fc4f86d3a11 - rustc_session::utils::::time::h3dc2dd296c4e6348 [INFO] [stderr] 37: 0x7fc4f86db13c - rustc_interface::passes::configure_and_expand_inner::h807e0813b33b80cc [INFO] [stderr] 38: 0x7fc4f86d8c0f - rustc_interface::passes::configure_and_expand::{{closure}}::h99c0130e80c215c6 [INFO] [stderr] 39: 0x7fc4f86d5228 - rustc_data_structures::box_region::PinnedGenerator::new::h5613640dee407b4a [INFO] [stderr] Checking pin-project v0.4.28 [INFO] [stderr] 40: 0x7fc4f86da5e8 - rustc_interface::passes::configure_and_expand::h2394b72fb41b007e [INFO] [stderr] 41: 0x7fc4f86e55b2 - rustc_interface::queries::Queries::expansion::hd2fc4752b1f2c979 [INFO] [stderr] 42: 0x7fc4f86a2673 - rustc_interface::queries::::enter::h022bc5d96316a497 [INFO] [stderr] 43: 0x7fc4f86a17c4 - rustc_span::with_source_map::h71765ec8b8fd9951 [INFO] [stderr] 44: 0x7fc4f86a3811 - rustc_interface::interface::create_compiler_and_run::hb7fa0da3b5c16631 [INFO] [stderr] 45: 0x7fc4f86bd0c8 - scoped_tls::ScopedKey::set::he6d088ee8831445a [INFO] [stderr] 46: 0x7fc4f86bd5e4 - std::sys_common::backtrace::__rust_begin_short_backtrace::hab4e36ec9faa9780 [INFO] [stderr] 47: 0x7fc4f86c0df5 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h32361ced26b14e7a [INFO] [stderr] 48: 0x7fc4f6475fe3 - as core::ops::function::FnOnce>::call_once::h6bc35b6a67165211 [INFO] [stderr] at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/alloc/src/boxed.rs:1546:9 [INFO] [stderr] 49: 0x7fc4f6475fe3 - as core::ops::function::FnOnce>::call_once::h22a1030555589216 [INFO] [stderr] at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/alloc/src/boxed.rs:1546:9 [INFO] [stderr] 50: 0x7fc4f6475fe3 - std::sys::unix::thread::Thread::new::thread_start::h729365a01fb88184 [INFO] [stderr] at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/std/src/sys/unix/thread.rs:71:17 [INFO] [stderr] 51: 0x7fc4f6392609 - start_thread [INFO] [stderr] 52: 0x7fc4f62a6293 - clone [INFO] [stderr] 53: 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/issues/new?labels=C-bug%2C+I-ICE%2C+T-compiler&template=ice.md [INFO] [stderr] [INFO] [stderr] note: rustc 1.53.0-nightly (7b3565da7 2021-04-03) 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 `tracing-futures` [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" "b14a2614e8f3f1562d2af46a7943d9608f186c80a619e332f4d3c9eb8b25d2be", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b14a2614e8f3f1562d2af46a7943d9608f186c80a619e332f4d3c9eb8b25d2be", kill_on_drop: false }` [INFO] [stdout] b14a2614e8f3f1562d2af46a7943d9608f186c80a619e332f4d3c9eb8b25d2be