[INFO] fetching crate papito_dom 0.1.1... [INFO] testing papito_dom-0.1.1 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2 [INFO] extracting crate papito_dom 0.1.1 into /workspace/builds/worker-4-tc2/source [INFO] started tweaking crates.io crate papito_dom 0.1.1 [INFO] finished tweaking crates.io crate papito_dom 0.1.1 [INFO] tweaked toml for crates.io crate papito_dom 0.1.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate papito_dom 0.1.1 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 34 packages to latest compatible versions [INFO] [stderr] Adding indexmap v1.9.3 (available: v2.14.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c11b7646d7590176b0d48d8a06bde7dbc1ad49605b9f8a717195f757a5ca48dd [INFO] running `Command { std: "docker" "start" "-a" "c11b7646d7590176b0d48d8a06bde7dbc1ad49605b9f8a717195f757a5ca48dd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c11b7646d7590176b0d48d8a06bde7dbc1ad49605b9f8a717195f757a5ca48dd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c11b7646d7590176b0d48d8a06bde7dbc1ad49605b9f8a717195f757a5ca48dd", kill_on_drop: false }` [INFO] [stdout] c11b7646d7590176b0d48d8a06bde7dbc1ad49605b9f8a717195f757a5ca48dd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 03bddd9282dc93180cd4103f7946591c63ef702cccd50ea4fa29a1f437f5f81d [INFO] running `Command { std: "docker" "start" "-a" "03bddd9282dc93180cd4103f7946591c63ef702cccd50ea4fa29a1f437f5f81d", kill_on_drop: false }` [INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024` [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling stdweb-internal-runtime v0.1.5 [INFO] [stderr] Compiling sha1_smol v1.0.1 [INFO] [stderr] Compiling stdweb v0.4.20 [INFO] [stderr] Compiling serde_json v1.0.149 [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Compiling base-x v0.2.11 [INFO] [stderr] Compiling discard v1.0.4 [INFO] [stderr] Compiling sha1 v0.6.1 [INFO] [stderr] Compiling stdweb-internal-macros v0.2.9 [INFO] [stderr] Compiling stdweb-derive v0.5.3 [INFO] [stderr] Compiling papito_dom v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/vcomponent.rs:20:26 [INFO] [stdout] | [INFO] [stdout] 20 | instance: Option>, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 20 | instance: Option>, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/vcomponent.rs:25:22 [INFO] [stdout] | [INFO] [stdout] 25 | initializer: Box Box>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 25 | initializer: Box Box>, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/vcomponent.rs:25:44 [INFO] [stdout] | [INFO] [stdout] 25 | initializer: Box Box>, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 25 | initializer: Box Box>, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/traits.rs:48:26 [INFO] [stdout] | [INFO] [stdout] 48 | fn as_any(&self) -> &Any; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 48 | fn as_any(&self) -> &dyn Any; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/traits.rs:52:26 [INFO] [stdout] | [INFO] [stdout] 52 | fn as_any(&self) -> &Any { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 52 | fn as_any(&self) -> &dyn Any { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/traits.rs:26:49 [INFO] [stdout] | [INFO] [stdout] 26 | fn create(props: Self::Props, notifier: Box) -> Self; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 26 | fn create(props: Self::Props, notifier: Box) -> Self; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] [INFO] [stdout] error: internal compiler error: /rustc-dev/dec9417b8611e34e787a3e4c37686b5131f9e5c5/compiler/rustc_codegen_ssa/src/mir/intrinsic.rs:125:21: Nullary intrinsic type_name must be called in a const block. If you are seeing this message from code outside the standard library, the unstable implementation details of the relevant intrinsic may have changed. Consider using stable APIs instead. If you are adding a new nullary intrinsic that is inherently a runtime intrinsic, update this check. [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/stdweb-0.4.20/src/webcore/type_name.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 5 | intrinsics::type_name::< T >() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] thread 'rustc' (295) panicked at /rustc-dev/dec9417b8611e34e787a3e4c37686b5131f9e5c5/compiler/rustc_codegen_ssa/src/mir/intrinsic.rs:125:21: [INFO] [stderr] Box [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x7fb84e39535b - <::print::DisplayBacktrace as core[6aaeda2c7ad07a48]::fmt::Display>::fmt [INFO] [stderr] 1: 0x7fb84ea2f248 - core[6aaeda2c7ad07a48]::fmt::write [INFO] [stderr] 2: 0x7fb84e3ac366 - ::write_fmt [INFO] [stderr] 3: 0x7fb84e36b368 - std[e72de78501789eb0]::panicking::default_hook::{closure#0} [INFO] [stderr] 4: 0x7fb84e388763 - std[e72de78501789eb0]::panicking::default_hook [INFO] [stderr] 5: 0x7fb84d38566c - std[e72de78501789eb0]::panicking::update_hook::>::{closure#0} [INFO] [stderr] 6: 0x7fb84e388a42 - std[e72de78501789eb0]::panicking::panic_with_hook [INFO] [stderr] 7: 0x7fb84d3b4cf1 - std[e72de78501789eb0]::panicking::begin_panic::::{closure#0} [INFO] [stderr] 8: 0x7fb84d3ad9d6 - std[e72de78501789eb0]::sys::backtrace::__rust_end_short_backtrace::::{closure#0}, !> [INFO] [stderr] 9: 0x7fb84d3ad73b - std[e72de78501789eb0]::panicking::begin_panic:: [INFO] [stderr] 10: 0x7fb84d3c0361 - ::emit_producing_guarantee [INFO] [stderr] 11: 0x7fb84d977d2c - ::span_bug:: [INFO] [stderr] 12: 0x7fb84d99f8b6 - rustc_middle[ff930705cf6dddea]::util::bug::opt_span_bug_fmt::::{closure#0} [INFO] [stderr] 13: 0x7fb84d99fa62 - rustc_middle[ff930705cf6dddea]::ty::context::tls::with_opt::::{closure#0}, !>::{closure#0} [INFO] [stderr] 14: 0x7fb84d99053b - rustc_middle[ff930705cf6dddea]::ty::context::tls::with_context_opt::::{closure#0}, !>::{closure#0}, !> [INFO] [stderr] 15: 0x7fb84b2aa558 - rustc_middle[ff930705cf6dddea]::util::bug::span_bug_fmt:: [INFO] [stderr] 16: 0x7fb84fba35c1 - >>::codegen_intrinsic_call [INFO] [stderr] 17: 0x7fb84fe3e659 - rustc_codegen_ssa[68f765257a4d07e0]::mir::codegen_mir::> [INFO] [stderr] 18: 0x7fb84ebce90b - rustc_codegen_llvm[c00be91cbe6075b0]::base::compile_codegen_unit::module_codegen [INFO] [stderr] 19: 0x7fb84fd61484 - ::compile_codegen_unit [INFO] [stderr] 20: 0x7fb84fd5d059 - rustc_codegen_ssa[68f765257a4d07e0]::base::codegen_crate:: [INFO] [stderr] 21: 0x7fb84fd5b125 - ::codegen_crate [INFO] [stderr] 22: 0x7fb84fd0693a - ::codegen_and_build_linker [INFO] [stderr] 23: 0x7fb84fd014cd - rustc_interface[8fb07a87386d2e99]::interface::run_compiler::<(), rustc_driver_impl[1568c1d64401f343]::run_compiler::{closure#0}>::{closure#1} [INFO] [stderr] 24: 0x7fb84fc1e87e - std[e72de78501789eb0]::sys::backtrace::__rust_begin_short_backtrace::::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()> [INFO] [stderr] 25: 0x7fb84fc1f120 - ::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()>::{closure#1} as core[6aaeda2c7ad07a48]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0} [INFO] [stderr] 26: 0x7fb84fc1ffac - ::new::thread_start [INFO] [stderr] 27: 0x7fb84968aaa4 - [INFO] [stderr] 28: 0x7fb849717a64 - clone [INFO] [stderr] 29: 0x0 - [INFO] [stderr] [INFO] [stderr] note: using internal features is not supported and expected to cause internal compiler errors when used incorrectly [INFO] [stderr] [INFO] [stderr] warning: the ICE couldn't be written to `/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/stdweb-0.4.20/rustc-ice-2026-04-19T22_09_48-293.txt`: Read-only file system (os error 30) [INFO] [stderr] [INFO] [stderr] note: rustc 1.96.0-nightly (dec9417b8 2026-03-22) 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 `stdweb` (lib); 4712 warnings emitted [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/dec9417b8611e34e787a3e4c37686b5131f9e5c5/bin/rustc --crate-name stdweb --edition=2015 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/stdweb-0.4.20/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="serde"' --cfg 'feature="serde_json"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("default", "docs-rs", "experimental_features_which_may_break_on_minor_version_bumps", "futures-channel-preview", "futures-core-preview", "futures-executor-preview", "futures-support", "futures-util-preview", "nightly", "serde", "serde_json", "web_test"))' -C metadata=22dd65b8f83c9fd9 -C extra-filename=-5672828338ca5f86 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern discard=/opt/rustwide/target/debug/deps/libdiscard-11fc78d17c12a98b.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-c09ed92e1bb1a730.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-9a021ef7d2829b51.rmeta --extern stdweb_derive=/opt/rustwide/target/debug/deps/libstdweb_derive-c3661eb6f38d81d0.so --extern stdweb_internal_macros=/opt/rustwide/target/debug/deps/libstdweb_internal_macros-6fd86215f52904f2.so --extern stdweb_internal_runtime=/opt/rustwide/target/debug/deps/libstdweb_internal_runtime-58efda4ad4253aec.rmeta --cap-lints allow --cap-lints=forbid --cfg rust_nightly` (exit status: 101) [INFO] running `Command { std: "docker" "inspect" "03bddd9282dc93180cd4103f7946591c63ef702cccd50ea4fa29a1f437f5f81d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "03bddd9282dc93180cd4103f7946591c63ef702cccd50ea4fa29a1f437f5f81d", kill_on_drop: false }` [INFO] [stdout] 03bddd9282dc93180cd4103f7946591c63ef702cccd50ea4fa29a1f437f5f81d