[INFO] fetching crate js-promises 0.1.0...
[INFO] testing js-promises-0.1.0 against try#0abe69e6c16114311cc2700e972492e64d69c28f for pr-154065-1
[INFO] extracting crate js-promises 0.1.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate js-promises 0.1.0
[INFO] finished tweaking crates.io crate js-promises 0.1.0
[INFO] tweaked toml for crates.io crate js-promises 0.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate js-promises 0.1.0 on toolchain 0abe69e6c16114311cc2700e972492e64d69c28f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate js-promises 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "fetch" "--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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+0abe69e6c16114311cc2700e972492e64d69c28f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c054c32ffc6d5e312759b00198874239ec453f950457115752b4bb82c9ce67a3
[INFO] running `Command { std: "docker" "start" "-a" "c054c32ffc6d5e312759b00198874239ec453f950457115752b4bb82c9ce67a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c054c32ffc6d5e312759b00198874239ec453f950457115752b4bb82c9ce67a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c054c32ffc6d5e312759b00198874239ec453f950457115752b4bb82c9ce67a3", kill_on_drop: false }`
[INFO] [stdout] c054c32ffc6d5e312759b00198874239ec453f950457115752b4bb82c9ce67a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+0abe69e6c16114311cc2700e972492e64d69c28f" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a84ebe1d16d65b87faed760cb69ad6fc696106d37fce035665195fd7dbdf79fe
[INFO] running `Command { std: "docker" "start" "-a" "a84ebe1d16d65b87faed760cb69ad6fc696106d37fce035665195fd7dbdf79fe", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.5
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling serde v1.0.101
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]    Compiling itoa v0.4.4
[INFO] [stderr]    Compiling stdweb-internal-runtime v0.1.5
[INFO] [stderr]    Compiling base-x v0.2.5
[INFO] [stderr]    Compiling sha1 v0.6.0
[INFO] [stderr]    Compiling discard v1.0.4
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling stdweb v0.4.20
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling serde_json v1.0.41
[INFO] [stderr]    Compiling serde_derive v1.0.101
[INFO] [stderr]    Compiling stdweb-derive v0.5.3
[INFO] [stderr]    Compiling stdweb-internal-macros v0.2.9
[INFO] [stderr]    Compiling js-promises v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: internal compiler error: /rustc-dev/0abe69e6c16114311cc2700e972492e64d69c28f/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] 
[INFO] [stderr] thread 'rustc' (475) panicked at /rustc-dev/0abe69e6c16114311cc2700e972492e64d69c28f/compiler/rustc_codegen_ssa/src/mir/intrinsic.rs:125:21:
[INFO] [stderr] Box<dyn Any>
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x78d2a13287eb - <<std[ec4e911328de40a6]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a96a4c5c53f902a3]::fmt::Display>::fmt
[INFO] [stderr]    1:     0x78d2a1a2e108 - core[a96a4c5c53f902a3]::fmt::write
[INFO] [stderr]    2:     0x78d2a133f7f6 - <std[ec4e911328de40a6]::sys::stdio::unix::Stderr as std[ec4e911328de40a6]::io::Write>::write_fmt
[INFO] [stderr]    3:     0x78d2a12fe828 - std[ec4e911328de40a6]::panicking::default_hook::{closure#0}
[INFO] [stderr]    4:     0x78d2a131bbf3 - std[ec4e911328de40a6]::panicking::default_hook
[INFO] [stderr]    5:     0x78d2a031fd7c - std[ec4e911328de40a6]::panicking::update_hook::<alloc[c960326de6de28e6]::boxed::Box<rustc_driver_impl[a3f96c1e6c595ee]::install_ice_hook::{closure#1}>>::{closure#0}
[INFO] [stderr]    6:     0x78d2a131bed2 - std[ec4e911328de40a6]::panicking::panic_with_hook
[INFO] [stderr]    7:     0x78d2a034f401 - std[ec4e911328de40a6]::panicking::begin_panic::<rustc_errors[46eb84fdfd1c7991]::ExplicitBug>::{closure#0}
[INFO] [stderr]    8:     0x78d2a03480e6 - std[ec4e911328de40a6]::sys::backtrace::__rust_end_short_backtrace::<std[ec4e911328de40a6]::panicking::begin_panic<rustc_errors[46eb84fdfd1c7991]::ExplicitBug>::{closure#0}, !>
[INFO] [stderr]    9:     0x78d2a0347e4b - std[ec4e911328de40a6]::panicking::begin_panic::<rustc_errors[46eb84fdfd1c7991]::ExplicitBug>
[INFO] [stderr]   10:     0x78d2a035aa71 - <rustc_errors[46eb84fdfd1c7991]::diagnostic::BugAbort as rustc_errors[46eb84fdfd1c7991]::diagnostic::EmissionGuarantee>::emit_producing_guarantee
[INFO] [stderr]   11:     0x78d2a091102c - <rustc_errors[46eb84fdfd1c7991]::DiagCtxtHandle>::span_bug::<rustc_span[b71568772c07376c]::span_encoding::Span, alloc[c960326de6de28e6]::string::String>
[INFO] [stderr]   12:     0x78d2a0938946 - rustc_middle[2f46e1addda5eb55]::util::bug::opt_span_bug_fmt::<rustc_span[b71568772c07376c]::span_encoding::Span>::{closure#0}
[INFO] [stderr]   13:     0x78d2a0938af2 - rustc_middle[2f46e1addda5eb55]::ty::context::tls::with_opt::<rustc_middle[2f46e1addda5eb55]::util::bug::opt_span_bug_fmt<rustc_span[b71568772c07376c]::span_encoding::Span>::{closure#0}, !>::{closure#0}
[INFO] [stderr]   14:     0x78d2a09290cb - rustc_middle[2f46e1addda5eb55]::ty::context::tls::with_context_opt::<rustc_middle[2f46e1addda5eb55]::ty::context::tls::with_opt<rustc_middle[2f46e1addda5eb55]::util::bug::opt_span_bug_fmt<rustc_span[b71568772c07376c]::span_encoding::Span>::{closure#0}, !>::{closure#0}, !>
[INFO] [stderr]   15:     0x78d29ebcead8 - rustc_middle[2f46e1addda5eb55]::util::bug::span_bug_fmt::<rustc_span[b71568772c07376c]::span_encoding::Span>
[INFO] [stderr]   16:     0x78d2a2b838ed - <rustc_codegen_ssa[3b8cbc5823a9d857]::mir::FunctionCx<rustc_codegen_llvm[cd9b8cfac979b1e4]::builder::GenericBuilder<rustc_codegen_llvm[cd9b8cfac979b1e4]::context::FullCx>>>::codegen_intrinsic_call
[INFO] [stderr]   17:     0x78d2a2e93092 - rustc_codegen_ssa[3b8cbc5823a9d857]::mir::codegen_mir::<rustc_codegen_llvm[cd9b8cfac979b1e4]::builder::GenericBuilder<rustc_codegen_llvm[cd9b8cfac979b1e4]::context::FullCx>>
[INFO] [stderr]   18:     0x78d2a1b5a80a - rustc_codegen_llvm[cd9b8cfac979b1e4]::base::compile_codegen_unit::module_codegen
[INFO] [stderr]   19:     0x78d2a2d820c4 - <rustc_codegen_llvm[cd9b8cfac979b1e4]::LlvmCodegenBackend as rustc_codegen_ssa[3b8cbc5823a9d857]::traits::backend::ExtraBackendMethods>::compile_codegen_unit
[INFO] [stderr]   20:     0x78d2a2d7dd6f - rustc_codegen_ssa[3b8cbc5823a9d857]::base::codegen_crate::<rustc_codegen_llvm[cd9b8cfac979b1e4]::LlvmCodegenBackend>
[INFO] [stderr]   21:     0x78d2a2d7be4d - <rustc_codegen_llvm[cd9b8cfac979b1e4]::LlvmCodegenBackend as rustc_codegen_ssa[3b8cbc5823a9d857]::traits::backend::CodegenBackend>::codegen_crate
[INFO] [stderr]   22:     0x78d2a2c1edba - <rustc_interface[e6280c80c8a72297]::queries::Linker>::codegen_and_build_linker
[INFO] [stderr]   23:     0x78d2a2c1990d - rustc_interface[e6280c80c8a72297]::interface::run_compiler::<(), rustc_driver_impl[a3f96c1e6c595ee]::run_compiler::{closure#0}>::{closure#1}
[INFO] [stderr]   24:     0x78d2a2c41e3e - std[ec4e911328de40a6]::sys::backtrace::__rust_begin_short_backtrace::<rustc_interface[e6280c80c8a72297]::util::run_in_thread_with_globals<rustc_interface[e6280c80c8a72297]::util::run_in_thread_pool_with_globals<rustc_interface[e6280c80c8a72297]::interface::run_compiler<(), rustc_driver_impl[a3f96c1e6c595ee]::run_compiler::{closure#0}>::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()>
[INFO] [stderr]   25:     0x78d2a2c426e0 - <std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<rustc_interface[e6280c80c8a72297]::util::run_in_thread_with_globals<rustc_interface[e6280c80c8a72297]::util::run_in_thread_pool_with_globals<rustc_interface[e6280c80c8a72297]::interface::run_compiler<(), rustc_driver_impl[a3f96c1e6c595ee]::run_compiler::{closure#0}>::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()>::{closure#1} as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stderr]   26:     0x78d2a2c4356c - <std[ec4e911328de40a6]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stderr]   27:     0x78d29c68aaa4 - <unknown>
[INFO] [stderr]   28:     0x78d29c717a64 - clone
[INFO] [stderr]   29:                0x0 - <unknown>
[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-2026-03-30T03_29_40-473.txt`: Read-only file system (os error 30)
[INFO] [stderr] 
[INFO] [stderr] note: rustc 1.96.0-nightly (0abe69e6c 2026-03-19) 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/0abe69e6c16114311cc2700e972492e64d69c28f/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=90370305c4b78932 -C extra-filename=-f7faeac144d9b8fe --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-e6b2b6b7056ee144.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-4d2483e1acc286c4.rmeta --extern stdweb_derive=/opt/rustwide/target/debug/deps/libstdweb_derive-6199b56757de6c25.so --extern stdweb_internal_macros=/opt/rustwide/target/debug/deps/libstdweb_internal_macros-ea199ea3cd118e99.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" "a84ebe1d16d65b87faed760cb69ad6fc696106d37fce035665195fd7dbdf79fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a84ebe1d16d65b87faed760cb69ad6fc696106d37fce035665195fd7dbdf79fe", kill_on_drop: false }`
[INFO] [stdout] a84ebe1d16d65b87faed760cb69ad6fc696106d37fce035665195fd7dbdf79fe
