[INFO] fetching crate phil-core 0.4.0... [INFO] checking phil-core-0.4.0 against try#9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c for pr-79472 [INFO] extracting crate phil-core 0.4.0 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate phil-core 0.4.0 on toolchain 9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate phil-core 0.4.0 [INFO] finished tweaking crates.io crate phil-core 0.4.0 [INFO] tweaked toml for crates.io crate phil-core 0.4.0 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e21fc5a55c2ba4826bf0d25e629e84f427bcc5b3ca02f234a5d1920023a850c3 [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" "e21fc5a55c2ba4826bf0d25e629e84f427bcc5b3ca02f234a5d1920023a850c3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e21fc5a55c2ba4826bf0d25e629e84f427bcc5b3ca02f234a5d1920023a850c3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e21fc5a55c2ba4826bf0d25e629e84f427bcc5b3ca02f234a5d1920023a850c3", kill_on_drop: false }` [INFO] [stdout] e21fc5a55c2ba4826bf0d25e629e84f427bcc5b3ca02f234a5d1920023a850c3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d333ab957a6e202abde732be379513bf56100042316cf663c9561282db94bda6 [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" "d333ab957a6e202abde732be379513bf56100042316cf663c9561282db94bda6", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.81 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Checking futures-core v0.3.8 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Checking pin-project-lite v0.1.11 [INFO] [stderr] Compiling serde_derive v1.0.118 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Checking bytes v0.5.6 [INFO] [stderr] Compiling cc v1.0.66 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Checking futures-sink v0.3.8 [INFO] [stderr] Compiling proc-macro-nested v0.1.6 [INFO] [stderr] Checking spin v0.5.2 [INFO] [stderr] Compiling siphasher v0.2.3 [INFO] [stderr] Compiling typenum v1.12.0 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Checking matches v0.1.8 [INFO] [stderr] Checking tinyvec_macros v0.1.0 [INFO] [stderr] Compiling string_cache_shared v0.3.0 [INFO] [stderr] Compiling getrandom v0.1.15 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling pin-project-internal v0.4.27 [INFO] [stderr] Checking percent-encoding v2.1.0 [INFO] [stderr] Checking cache-padded v1.1.1 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling itoa v0.4.6 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Checking new_debug_unreachable v1.0.4 [INFO] [stderr] Checking fastrand v1.4.0 [INFO] [stderr] Compiling httparse v1.3.4 [INFO] [stderr] Checking waker-fn v1.1.0 [INFO] [stderr] Checking pin-project-lite v0.2.0 [INFO] [stderr] Checking parking v2.0.0 [INFO] [stderr] Checking base64 v0.12.3 [INFO] [stderr] Compiling rustversion v1.0.4 [INFO] [stderr] Checking mac v0.1.1 [INFO] [stderr] Checking byte-tools v0.3.1 [INFO] [stderr] Checking httpdate v0.3.2 [INFO] [stderr] Compiling unicode-segmentation v1.7.1 [INFO] [stderr] Checking vec-arena v1.0.0 [INFO] [stderr] Checking precomputed-hash v0.1.1 [INFO] [stderr] Checking event-listener v2.5.1 [INFO] [stderr] Checking utf-8 v0.7.5 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking subtle v1.0.0 [INFO] [stderr] Checking tower-service v0.3.0 [INFO] [stderr] Checking match_cfg v0.1.0 [INFO] [stderr] Checking opaque-debug v0.2.3 [INFO] [stderr] Checking base64 v0.13.0 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Compiling hyperx v1.2.0 [INFO] [stderr] Checking regex-syntax v0.6.21 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking base64 v0.11.0 [INFO] [stderr] Checking fake-simd v0.1.2 [INFO] [stderr] Checking ipnet v2.3.0 [INFO] [stderr] Checking language-tags v0.2.2 [INFO] [stderr] Checking hex v0.4.2 [INFO] [stderr] Checking take_mut v0.2.2 [INFO] [stderr] Checking rs-release v0.1.7 [INFO] [stderr] Checking strsim v0.10.0 [INFO] [stderr] Checking remove_dir_all v0.5.3 [INFO] [stderr] Checking futures-task v0.3.8 [INFO] [stderr] Checking tracing-core v0.1.17 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Checking futures-channel v0.3.8 [INFO] [stderr] Checking http v0.2.1 [INFO] [stderr] Compiling phf_shared v0.7.24 [INFO] [stderr] Checking tinyvec v1.1.0 [INFO] [stderr] Checking unicode-bidi v0.3.4 [INFO] [stderr] Checking concurrent-queue v1.2.2 [INFO] [stderr] Checking form_urlencoded v1.0.0 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling indexmap v1.6.0 [INFO] [stderr] Compiling miniz_oxide v0.4.3 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling crossbeam-utils v0.8.1 [INFO] [stderr] Checking block-padding v0.1.5 [INFO] [stderr] Checking futf v0.1.4 [INFO] [stderr] Checking lock_api v0.3.4 [INFO] [stderr] Checking lru-cache v0.1.2 [INFO] [stderr] Checking async-mutex v1.4.0 [INFO] [stderr] Checking log v0.4.11 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Checking async-channel v1.5.1 [INFO] [stderr] Checking phf v0.7.24 [INFO] [stderr] Checking semver-parser v0.10.1 [INFO] [stderr] Checking tendril v0.4.1 [INFO] [stderr] Checking futures-lite v1.11.2 [INFO] [stderr] Checking aho-corasick v0.7.15 [INFO] [stderr] Checking tracing v0.1.22 [INFO] [stderr] Checking want v0.3.0 [INFO] [stderr] Checking kv-log-macro v1.0.7 [INFO] [stderr] Checking os_info v2.0.8 [INFO] [stderr] Compiling ring v0.16.19 [INFO] [stderr] Checking unicode-normalization v0.1.16 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking net2 v0.2.36 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking socket2 v0.3.17 [INFO] [stderr] Checking nb-connect v1.0.2 [INFO] [stderr] Checking polling v2.0.2 [INFO] [stderr] Checking parking_lot_core v0.7.2 [INFO] [stderr] Checking hostname v0.3.1 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking dirs-sys v0.3.5 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking semver v0.11.0 [INFO] [stderr] Compiling mime_guess v2.0.3 [INFO] [stderr] Checking http-body v0.3.1 [INFO] [stderr] Checking generic-array v0.12.3 [INFO] [stderr] Compiling syn v1.0.54 [INFO] [stderr] Checking regex v1.4.2 [INFO] [stderr] Compiling err-derive v0.2.4 [INFO] [stderr] Checking async-executor v1.4.0 [INFO] [stderr] Checking blocking v1.0.2 [INFO] [stderr] Checking resolv-conf v0.7.0 [INFO] [stderr] Checking async-io v1.3.1 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking dirs v3.0.1 [INFO] [stderr] Checking backtrace v0.3.55 [INFO] [stderr] Checking flate2 v1.0.19 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking parking_lot v0.10.2 [INFO] [stderr] Checking idna v0.2.0 [INFO] [stderr] Checking stringprep v0.1.2 [INFO] [stderr] Checking digest v0.8.1 [INFO] [stderr] Checking block-buffer v0.7.3 [INFO] [stderr] Checking crypto-mac v0.7.0 [INFO] [stderr] Checking futures-intrusive v0.3.1 [INFO] [stderr] Checking tempdir v0.3.7 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking md-5 v0.8.0 [INFO] [stderr] Checking sha2 v0.8.2 [INFO] [stderr] Checking sha-1 v0.8.2 [INFO] [stderr] Checking hmac v0.7.1 [INFO] [stderr] Checking pbkdf2 v0.3.0 [INFO] [stderr] Checking async-global-executor v1.4.3 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking async-compression v0.3.6 [INFO] [stderr] thread 'rustc' panicked at 'assertion failed: `(left == right)` [INFO] [stderr] left: `DefId(0:1268 ~ ring[466e]::digest::sha2::)`, [INFO] [stderr] right: `DefId(0:1269 ~ ring[466e]::digest::sha2::::GFp_sha256_block_data_order)`', compiler/rustc_middle/src/hir/map/collector.rs:227:13 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x7f41c218ce30 - std::backtrace_rs::backtrace::libunwind::trace::h746c3e9529d524bc [INFO] [stderr] at /rustc/9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x7f41c218ce30 - std::backtrace_rs::backtrace::trace_unsynchronized::h86340908ff889faa [INFO] [stderr] at /rustc/9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x7f41c218ce30 - std::sys_common::backtrace::_print_fmt::h43f85f9b18230404 [INFO] [stderr] at /rustc/9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x7f41c218ce30 - ::fmt::hc132ae1a5b5aa7cd [INFO] [stderr] at /rustc/9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x7f41c21ffbfc - core::fmt::write::hdf023a0036d2a25f [INFO] [stderr] at /rustc/9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c/library/core/src/fmt/mod.rs:1078:17 [INFO] [stderr] 5: 0x7f41c217e9a2 - std::io::Write::write_fmt::h8580846154bcb66a [INFO] [stderr] at /rustc/9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c/library/std/src/io/mod.rs:1519:15 [INFO] [stderr] 6: 0x7f41c2190a95 - std::sys_common::backtrace::_print::h7ee55fed88d107a3 [INFO] [stderr] at /rustc/9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x7f41c2190a95 - std::sys_common::backtrace::print::h54a7d3e52a524177 [INFO] [stderr] at /rustc/9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x7f41c2190a95 - std::panicking::default_hook::{{closure}}::h60921e857bf55a40 [INFO] [stderr] at /rustc/9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x7f41c21905ea - std::panicking::default_hook::hf0f9afb1017317fc [INFO] [stderr] at /rustc/9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x7f41c2a20e88 - rustc_driver::report_ice::ha25ae86a5858acc3 [INFO] [stderr] 11: 0x7f41c2191396 - std::panicking::rust_panic_with_hook::h8d66bf42b407aaea [INFO] [stderr] at /rustc/9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c/library/std/src/panicking.rs:595:17 [INFO] [stderr] 12: 0x7f41c2190eb7 - std::panicking::begin_panic_handler::{{closure}}::hde71edcd925d0c5e [INFO] [stderr] at /rustc/9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c/library/std/src/panicking.rs:497:13 [INFO] [stderr] 13: 0x7f41c218d2ec - std::sys_common::backtrace::__rust_end_short_backtrace::h8a3c7d6cea578919 [INFO] [stderr] at /rustc/9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 14: 0x7f41c2190e19 - rust_begin_unwind [INFO] [stderr] at /rustc/9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c/library/std/src/panicking.rs:493:5 [INFO] [stderr] 15: 0x7f41c21fbfe1 - core::panicking::panic_fmt::h20225113c4a2f8fd [INFO] [stderr] at /rustc/9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c/library/core/src/panicking.rs:92:14 [INFO] [stderr] 16: 0x7f41c57b3692 - rustc_middle::hir::map::collector::NodeCollector::insert_entry::hca669a46f64fdb43 [INFO] [stderr] 17: 0x7f41c539d1d5 - rustc_hir::intravisit::walk_item::hc46606fd2b20aa7f [INFO] [stderr] 18: 0x7f41c57b3b15 - ::visit_item::h0f587429024a5cb5 [INFO] [stderr] 19: 0x7f41c539d116 - rustc_hir::intravisit::walk_item::hc46606fd2b20aa7f [INFO] [stderr] 20: 0x7f41c57b3b15 - ::visit_item::h0f587429024a5cb5 [INFO] [stderr] 21: 0x7f41c539d116 - rustc_hir::intravisit::walk_item::hc46606fd2b20aa7f [INFO] [stderr] 22: 0x7f41c57b3b15 - ::visit_item::h0f587429024a5cb5 [INFO] [stderr] 23: 0x7f41c55530b8 - rustc_middle::hir::map::index_hir::hf439917ce696bd94 [INFO] [stderr] 24: 0x7f41c5a1c396 - rustc_query_system::dep_graph::graph::DepGraph::with_eval_always_task::h8bd29a88a93658cd [INFO] [stderr] 25: 0x7f41c5620a9e - rustc_data_structures::stack::ensure_sufficient_stack::h342dc757722bd1db [INFO] [stderr] 26: 0x7f41c58bbe2f - rustc_query_system::query::plumbing::get_query_impl::hb09330ad44d3182c [INFO] [stderr] 27: 0x7f41c56627cd - core::ops::function::FnOnce::call_once::h5a7eb1d6379c8762 [INFO] [stderr] 28: 0x7f41c5a20f26 - rustc_query_system::dep_graph::graph::DepGraph::with_eval_always_task::h9f649dad743b6654 [INFO] [stderr] 29: 0x7f41c5629c8e - rustc_data_structures::stack::ensure_sufficient_stack::h7d600bd62a1740c1 [INFO] [stderr] 30: 0x7f41c589430e - rustc_query_system::query::plumbing::get_query_impl::h8f65053f4158eee3 [INFO] [stderr] 31: 0x7f41c55502e3 - rustc_middle::hir::map::Map::expect_item::hfd87383e47c97d54 [INFO] [stderr] 32: 0x7f41c3ab632e - rustc_middle::hir::map::Map::visit_item_likes_in_module::h247672bea00725ec [INFO] [stderr] 33: 0x7f41c3ad614c - rustc_passes::hir_id_validator::check_crate::h59836737852b1597 [INFO] [stderr] 34: 0x7f41c2c7ed22 - rustc_interface::passes::analysis::h342855b4d8ce9897 [INFO] [stderr] 35: 0x7f41c29dd9ab - rustc_middle::ty::query:: for rustc_middle::ty::query::queries::analysis>::compute::h95ff81a8a73eaff3 [INFO] [stderr] 36: 0x7f41c2a6ecd6 - rustc_query_system::dep_graph::graph::DepGraph::with_eval_always_task::h9b1ab6f92ac4abd3 [INFO] [stderr] 37: 0x7f41c2a7e206 - rustc_data_structures::stack::ensure_sufficient_stack::hd767cf5f976dec26 [INFO] [stderr] 38: 0x7f41c2a0b5a4 - rustc_query_system::query::plumbing::get_query_impl::h59cb47161047ab66 [INFO] [stderr] 39: 0x7f41c29e007b - rustc_interface::passes::QueryContext::enter::heace2ac35bf577de [INFO] [stderr] 40: 0x7f41c2a7b4a5 - rustc_interface::queries::::enter::hcfd2504bb4e8d292 [INFO] [stderr] 41: 0x7f41c2a49797 - rustc_span::with_source_map::hdf17fa3a4d8fe35b [INFO] [stderr] 42: 0x7f41c2a778cc - scoped_tls::ScopedKey::set::h5dca480b178bbfab [INFO] [stderr] 43: 0x7f41c2a7e9e5 - std::sys_common::backtrace::__rust_begin_short_backtrace::ha4cbf96baa7e4912 [INFO] [stderr] 44: 0x7f41c29e75ca - core::ops::function::FnOnce::call_once{{vtable.shim}}::he2d69591c700ddc8 [INFO] [stderr] 45: 0x7f41c21a065a - as core::ops::function::FnOnce>::call_once::hea1090dbdcecbf5a [INFO] [stderr] at /rustc/9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c/library/alloc/src/boxed.rs:1318:9 [INFO] [stderr] 46: 0x7f41c21a065a - as core::ops::function::FnOnce>::call_once::h8d5723d3912bd325 [INFO] [stderr] at /rustc/9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c/library/alloc/src/boxed.rs:1318:9 [INFO] [stderr] 47: 0x7f41c21a065a - std::sys::unix::thread::Thread::new::thread_start::hc17a425ca2995724 [INFO] [stderr] at /rustc/9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c/library/std/src/sys/unix/thread.rs:71:17 [INFO] [stderr] 48: 0x7f41c20b8609 - start_thread [INFO] [stderr] 49: 0x7f41c1fcc293 - clone [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] 50: 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 1.50.0-nightly (9b49d8c6c 2020-11-27) 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 [index_hir] index HIR [INFO] [stderr] #1 [hir_owner] HIR owner of `{misc#0}` [INFO] [stderr] #2 [analysis] running analysis passes on this crate [INFO] [stderr] end of query stack [INFO] [stderr] error: could not compile `ring` [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" "d333ab957a6e202abde732be379513bf56100042316cf663c9561282db94bda6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d333ab957a6e202abde732be379513bf56100042316cf663c9561282db94bda6", kill_on_drop: false }` [INFO] [stdout] d333ab957a6e202abde732be379513bf56100042316cf663c9561282db94bda6