[INFO] fetching crate sycamore-core 0.8.0... [INFO] checking sycamore-core-0.8.0 against try#c3491e21996dc67a8e37d9e5e74ed156563e9854 for pr-101345 [INFO] extracting crate sycamore-core 0.8.0 into /workspace/builds/worker-1/source [INFO] validating manifest of crates.io crate sycamore-core 0.8.0 on toolchain c3491e21996dc67a8e37d9e5e74ed156563e9854 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c3491e21996dc67a8e37d9e5e74ed156563e9854" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate sycamore-core 0.8.0 [INFO] finished tweaking crates.io crate sycamore-core 0.8.0 [INFO] tweaked toml for crates.io crate sycamore-core 0.8.0 written to /workspace/builds/worker-1/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c3491e21996dc67a8e37d9e5e74ed156563e9854" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c3491e21996dc67a8e37d9e5e74ed156563e9854" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+c3491e21996dc67a8e37d9e5e74ed156563e9854" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 18879684a3197244664256b9626a0a279a0512c9771540f5d747f0960e0342f8 [INFO] running `Command { std: "docker" "start" "-a" "18879684a3197244664256b9626a0a279a0512c9771540f5d747f0960e0342f8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "18879684a3197244664256b9626a0a279a0512c9771540f5d747f0960e0342f8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "18879684a3197244664256b9626a0a279a0512c9771540f5d747f0960e0342f8", kill_on_drop: false }` [INFO] [stdout] 18879684a3197244664256b9626a0a279a0512c9771540f5d747f0960e0342f8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "RUSTDOCFLAGS=--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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+c3491e21996dc67a8e37d9e5e74ed156563e9854" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a30242b999095caf2d82d4a4539f7c50245f5f79958904a3e602ce85c4be0ab8 [INFO] running `Command { std: "docker" "start" "-a" "a30242b999095caf2d82d4a4539f7c50245f5f79958904a3e602ce85c4be0ab8", kill_on_drop: false }` [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Compiling libc v0.2.132 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking hashbrown v0.12.3 [INFO] [stderr] Checking once_cell v1.14.0 [INFO] [stderr] Checking smallvec v1.9.0 [INFO] [stderr] Checking bumpalo v3.11.0 [INFO] [stderr] Compiling indexmap v1.9.1 [INFO] [stderr] Compiling ahash v0.7.6 [INFO] [stderr] Compiling slotmap v1.0.6 [INFO] [stderr] Checking getrandom v0.2.7 [INFO] [stderr] Checking sycamore-reactive v0.8.0 [INFO] [stdout] error: internal compiler error: no errors encountered even though `delay_span_bug` issued [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] thread 'rustc' panicked at 'Box', compiler/rustc_errors/src/lib.rs:1499:13 [INFO] [stdout] error: internal compiler error: unexpected const parent in type_of(): Ty(Ty { hir_id: HirId { owner: DefId(0:449 ~ sycamore_reactive[541e]::on), local_id: 78 }, kind: OpaqueDef(ItemId { def_id: DefId(0:455 ~ sycamore_reactive[541e]::on::{opaque#1}) }, [Lifetime(Lifetime { hir_id: HirId { owner: DefId(0:449 ~ sycamore_reactive[541e]::on), local_id: 73 }, span: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/sycamore-reactive-0.8.0/src/lib.rs:421:26: 421:28 (#0), name: Param(DefId(0:450 ~ sycamore_reactive[541e]::on::'a), Plain('a#0)) }), Type(Ty { hir_id: HirId { owner: DefId(0:449 ~ sycamore_reactive[541e]::on), local_id: 74 }, kind: Path(Resolved(None, Path { span: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/sycamore-reactive-0.8.0/src/lib.rs:418:15: 418:16 (#0), res: Def(TyParam, DefId(0:451 ~ sycamore_reactive[541e]::on::U)), segments: [PathSegment { ident: U#0, hir_id: None, res: None, args: None, infer_args: true }] })), span: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/sycamore-reactive-0.8.0/src/lib.rs:418:15: 418:16 (#0) }), Const(ConstArg { value: AnonConst { hir_id: HirId { owner: DefId(0:449 ~ sycamore_reactive[541e]::on), local_id: 75 }, body: BodyId { hir_id: HirId { owner: DefId(0:449 ~ sycamore_reactive[541e]::on), local_id: 76 } } }, span: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/sycamore-reactive-0.8.0/src/lib.rs:418:18: 418:32 (#0) }), Type(Ty { hir_id: HirId { owner: DefId(0:449 ~ sycamore_reactive[541e]::on), local_id: 77 }, kind: Path(Resolved(None, Path { span: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/sycamore-reactive-0.8.0/src/lib.rs:420:12: 420:34 (#0), res: Def(TyParam, DefId(0:454 ~ sycamore_reactive[541e]::on::{opaque#0})), segments: [PathSegment { ident: impl FnMut() -> U + 'a#0, hir_id: None, res: None, args: None, infer_args: true }] })), span: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/sycamore-reactive-0.8.0/src/lib.rs:420:12: 420:34 (#0) })]), span: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/sycamore-reactive-0.8.0/src/lib.rs:421:6: 421:28 (#0) }) [INFO] [stdout] | [INFO] [stdout] = note: delayed at compiler/rustc_typeck/src/collect/type_of.rs:479:23 [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] stack backtrace: [INFO] [stdout] error: internal compiler error: TyKind::Error constructed but no error reported [INFO] [stdout] | [INFO] [stdout] = note: delayed at compiler/rustc_typeck/src/check/coercion.rs:176:49 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: internal compiler error: `InferCtxt` incorrectly tainted by errors [INFO] [stdout] | [INFO] [stdout] = note: delayed at compiler/rustc_infer/src/infer/mod.rs:1265:27 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: internal compiler error: TyKind::Error constructed but no error reported [INFO] [stdout] | [INFO] [stdout] = note: delayed at compiler/rustc_mir_build/src/build/mod.rs:759:18 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: internal compiler error: mir_const_qualif: MIR had errors [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/sycamore-reactive-0.8.0/src/lib.rs:418:18 [INFO] [stdout] | [INFO] [stdout] 418 | pub fn on<'a, U, const N: usize>( [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: delayed at compiler/rustc_mir_transform/src/lib.rs:190:18 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: internal compiler error: PromoteTemps: MIR had errors [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/sycamore-reactive-0.8.0/src/lib.rs:418:18 [INFO] [stdout] | [INFO] [stdout] 418 | pub fn on<'a, U, const N: usize>( [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: delayed at compiler/rustc_const_eval/src/transform/promote_consts.rs:52:22 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: internal compiler error: broken MIR in DefId(0:657 ~ sycamore_reactive[541e]::on::{constant#1}) ("return type"): bad type [type error] [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/sycamore-reactive-0.8.0/src/lib.rs:418:18 [INFO] [stdout] | [INFO] [stdout] 418 | pub fn on<'a, U, const N: usize>( [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: delayed at compiler/rustc_borrowck/src/type_check/mod.rs:510:13 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: internal compiler error: TyKind::Error constructed but no error reported [INFO] [stdout] | [INFO] [stdout] = note: delayed at compiler/rustc_borrowck/src/type_check/mod.rs:765:20 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: internal compiler error: broken MIR in DefId(0:657 ~ sycamore_reactive[541e]::on::{constant#1}) (LocalDecl { mutability: Mut, local_info: None, internal: false, is_block_tail: None, ty: [type error], user_ty: None, source_info: SourceInfo { span: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/sycamore-reactive-0.8.0/src/lib.rs:418:18: 418:32 (#0), scope: scope[0] } }): bad type [type error] [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/sycamore-reactive-0.8.0/src/lib.rs:418:18 [INFO] [stdout] | [INFO] [stdout] 418 | pub fn on<'a, U, const N: usize>( [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: delayed at compiler/rustc_borrowck/src/type_check/mod.rs:510:13 [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] 0: 0x7f3432638340 - std::backtrace_rs::backtrace::libunwind::trace::h6176bf60b78d74d6 [INFO] [stderr] at /rustc/c3491e21996dc67a8e37d9e5e74ed156563e9854/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 1: 0x7f3432638340 - std::backtrace_rs::backtrace::trace_unsynchronized::h5d22932bd33ba306 [INFO] [stderr] at /rustc/c3491e21996dc67a8e37d9e5e74ed156563e9854/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x7f3432638340 - std::sys_common::backtrace::_print_fmt::h91ed71259c388db3 [INFO] [stderr] at /rustc/c3491e21996dc67a8e37d9e5e74ed156563e9854/library/std/src/sys_common/backtrace.rs:66:5 [INFO] [stderr] 3: 0x7f3432638340 - ::fmt::hde15bb8cbf7665da [INFO] [stderr] at /rustc/c3491e21996dc67a8e37d9e5e74ed156563e9854/library/std/src/sys_common/backtrace.rs:45:22 [INFO] [stderr] 4: 0x7f34326930fe - core::fmt::write::h9761a5598d7cc269 [INFO] [stderr] at /rustc/c3491e21996dc67a8e37d9e5e74ed156563e9854/library/core/src/fmt/mod.rs:1202:17 [INFO] [stderr] 5: 0x7f3432628d15 - std::io::Write::write_fmt::h26becaaa3f318825 [INFO] [stderr] at /rustc/c3491e21996dc67a8e37d9e5e74ed156563e9854/library/std/src/io/mod.rs:1679:15 [INFO] [stderr] 6: 0x7f343263afd3 - std::sys_common::backtrace::_print::hc10fefd61e366dd2 [INFO] [stderr] at /rustc/c3491e21996dc67a8e37d9e5e74ed156563e9854/library/std/src/sys_common/backtrace.rs:48:5 [INFO] [stderr] 7: 0x7f343263afd3 - std::sys_common::backtrace::print::hd8c846072a354bbf [INFO] [stderr] at /rustc/c3491e21996dc67a8e37d9e5e74ed156563e9854/library/std/src/sys_common/backtrace.rs:35:9 [INFO] [stderr] 8: 0x7f343263afd3 - std::panicking::default_hook::{{closure}}::haa135eeb0555cd8c [INFO] [stderr] at /rustc/c3491e21996dc67a8e37d9e5e74ed156563e9854/library/std/src/panicking.rs:295:22 [INFO] [stderr] 9: 0x7f343263acbf - std::panicking::default_hook::h962e5f45e4e85804 [INFO] [stderr] at /rustc/c3491e21996dc67a8e37d9e5e74ed156563e9854/library/std/src/panicking.rs:314:9 [INFO] [stderr] 10: 0x7f3434ed3244 - rustc_driver[37844947c1c4e730]::DEFAULT_HOOK::{closure#0}::{closure#0} [INFO] [stderr] 11: 0x7f343263b80d - std::panicking::rust_panic_with_hook::h26097f8ccbe406f2 [INFO] [stderr] at /rustc/c3491e21996dc67a8e37d9e5e74ed156563e9854/library/std/src/panicking.rs:702:17 [INFO] [stderr] 12: 0x7f3435fc2f41 - std[17c996d5f6362125]::panicking::begin_panic::::{closure#0} [INFO] [stderr] 13: 0x7f3435fc2a76 - std[17c996d5f6362125]::sys_common::backtrace::__rust_end_short_backtrace::::{closure#0}, !> [INFO] [stderr] 14: 0x7f3435fc2736 - std[17c996d5f6362125]::panicking::begin_panic:: [INFO] [stderr] 15: 0x7f3435fc4fd6 - std[17c996d5f6362125]::panic::panic_any:: [INFO] [stderr] 16: 0x7f3434999ef8 - ::drop [INFO] [stderr] 17: 0x7f3433d04198 - core[fae64f17691dff84]::ptr::drop_in_place:: [INFO] [stderr] 18: 0x7f3433cf5aa8 - as core[fae64f17691dff84]::ops::drop::Drop>::drop [INFO] [stderr] 19: 0x7f3433cf4e5d - core[fae64f17691dff84]::ptr::drop_in_place:: [INFO] [stderr] 20: 0x7f3433cf45d9 - rustc_span[b6ed302232182e4]::with_source_map::, rustc_interface[5b9d04fc58ee7720]::interface::create_compiler_and_run, rustc_driver[37844947c1c4e730]::run_compiler::{closure#1}>::{closure#1}> [INFO] [stderr] 21: 0x7f3433cf3e12 - rustc_interface[5b9d04fc58ee7720]::interface::create_compiler_and_run::, rustc_driver[37844947c1c4e730]::run_compiler::{closure#1}> [INFO] [stderr] 22: 0x7f3433cf2a61 - >::set::, rustc_driver[37844947c1c4e730]::run_compiler::{closure#1}>::{closure#0}, core[fae64f17691dff84]::result::Result<(), rustc_errors[ffc9f8ad040f737d]::ErrorGuaranteed>> [INFO] [stderr] 23: 0x7f3433cf274f - std[17c996d5f6362125]::sys_common::backtrace::__rust_begin_short_backtrace::, rustc_driver[37844947c1c4e730]::run_compiler::{closure#1}>::{closure#0}, core[fae64f17691dff84]::result::Result<(), rustc_errors[ffc9f8ad040f737d]::ErrorGuaranteed>>::{closure#0}, core[fae64f17691dff84]::result::Result<(), rustc_errors[ffc9f8ad040f737d]::ErrorGuaranteed>> [INFO] [stderr] 24: 0x7f3434cf1629 - <::spawn_unchecked_, rustc_driver[37844947c1c4e730]::run_compiler::{closure#1}>::{closure#0}, core[fae64f17691dff84]::result::Result<(), rustc_errors[ffc9f8ad040f737d]::ErrorGuaranteed>>::{closure#0}, core[fae64f17691dff84]::result::Result<(), rustc_errors[ffc9f8ad040f737d]::ErrorGuaranteed>>::{closure#1} as core[fae64f17691dff84]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0} [INFO] [stderr] 25: 0x7f3432645663 - as core::ops::function::FnOnce>::call_once::hbcba3d5baddb20d1 [INFO] [stderr] at /rustc/c3491e21996dc67a8e37d9e5e74ed156563e9854/library/alloc/src/boxed.rs:1940:9 [INFO] [stderr] 26: 0x7f3432645663 - as core::ops::function::FnOnce>::call_once::hcb40027853eebed4 [INFO] [stderr] at /rustc/c3491e21996dc67a8e37d9e5e74ed156563e9854/library/alloc/src/boxed.rs:1940:9 [INFO] [stderr] 27: 0x7f3432645663 - std::sys::unix::thread::Thread::new::thread_start::habdd10d71164d0ca [INFO] [stderr] at /rustc/c3491e21996dc67a8e37d9e5e74ed156563e9854/library/std/src/sys/unix/thread.rs:108:17 [INFO] [stderr] 28: 0x7f34324f5609 - start_thread [INFO] [stderr] 29: 0x7f3432418133 - clone [INFO] [stderr] 30: 0x0 - [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 1.65.0-nightly (c3491e219 2022-09-03) running on x86_64-unknown-linux-gnu [INFO] [stderr] [INFO] [stderr] note: compiler flags: --crate-type lib -C embed-bitcode=no -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] end of query stack [INFO] [stderr] error: could not compile `sycamore-reactive` [INFO] running `Command { std: "docker" "inspect" "a30242b999095caf2d82d4a4539f7c50245f5f79958904a3e602ce85c4be0ab8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a30242b999095caf2d82d4a4539f7c50245f5f79958904a3e602ce85c4be0ab8", kill_on_drop: false }` [INFO] [stdout] a30242b999095caf2d82d4a4539f7c50245f5f79958904a3e602ce85c4be0ab8