[INFO] cloning repository https://github.com/Arunscape/rust-wasm-snek [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Arunscape/rust-wasm-snek" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArunscape%2Frust-wasm-snek", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArunscape%2Frust-wasm-snek'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5420b51517aada64e9edb47b12809f2e44585aba [INFO] testing Arunscape/rust-wasm-snek against master#198328ad7960b1bece0dc48496bff6c62dd5d339 for pr-149852 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArunscape%2Frust-wasm-snek" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/Arunscape/rust-wasm-snek [INFO] finished tweaking git repo https://github.com/Arunscape/rust-wasm-snek [INFO] tweaked toml for git repo https://github.com/Arunscape/rust-wasm-snek written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/Arunscape/rust-wasm-snek on toolchain 198328ad7960b1bece0dc48496bff6c62dd5d339 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+198328ad7960b1bece0dc48496bff6c62dd5d339" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/Arunscape/rust-wasm-snek 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" "+198328ad7960b1bece0dc48496bff6c62dd5d339" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded unicode-xid v0.1.0 [INFO] [stderr] Downloaded wasm-bindgen-macro v0.2.47 [INFO] [stderr] Downloaded wasm-bindgen-backend v0.2.47 [INFO] [stderr] Downloaded wasm-bindgen-shared v0.2.47 [INFO] [stderr] Downloaded c2-chacha v0.2.2 [INFO] [stderr] Downloaded semver-parser v0.7.0 [INFO] [stderr] Downloaded spin v0.5.0 [INFO] [stderr] Downloaded quote v0.6.12 [INFO] [stderr] Downloaded discard v1.0.4 [INFO] [stderr] Downloaded autocfg v0.1.4 [INFO] [stderr] Downloaded rand_chacha v0.2.0 [INFO] [stderr] Downloaded ppv-lite86 v0.2.5 [INFO] [stderr] Downloaded rand_core v0.5.0 [INFO] [stderr] Downloaded serde_derive v1.0.94 [INFO] [stderr] Downloaded serde v1.0.94 [INFO] [stderr] Downloaded rand v0.7.0 [INFO] [stderr] Downloaded wasm-bindgen v0.2.47 [INFO] [stderr] Downloaded syn v0.15.39 [INFO] [stderr] Downloaded stdweb v0.4.17 [INFO] [stderr] Downloaded serde_json v1.0.40 [INFO] [stderr] Downloaded ryu v1.0.0 [INFO] [stderr] Downloaded libc v0.2.58 [INFO] [stderr] Downloaded proc-macro2 v0.4.30 [INFO] [stderr] Downloaded getrandom v0.1.6 [INFO] [stderr] Downloaded semver v0.9.0 [INFO] [stderr] Downloaded stdweb-internal-macros v0.2.7 [INFO] [stderr] Downloaded log v0.4.6 [INFO] [stderr] Downloaded sha1 v0.6.0 [INFO] [stderr] Downloaded stdweb-internal-runtime v0.1.4 [INFO] [stderr] Downloaded cfg-if v0.1.9 [INFO] [stderr] Downloaded itoa v0.4.4 [INFO] [stderr] Downloaded rustc_version v0.2.3 [INFO] [stderr] Downloaded stdweb-derive v0.5.1 [INFO] [stderr] Downloaded base-x v0.2.5 [INFO] [stderr] Downloaded lazy_static v1.3.0 [INFO] [stderr] Downloaded rand_hc v0.2.0 [INFO] [stderr] Downloaded wasm-bindgen-macro-support v0.2.47 [INFO] [stderr] Downloaded bumpalo v2.5.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+198328ad7960b1bece0dc48496bff6c62dd5d339" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 38be9b891a2911d25eb960ba023f92d940c6f298feb926a17617f0accc257d0a [INFO] running `Command { std: "docker" "start" "-a" "38be9b891a2911d25eb960ba023f92d940c6f298feb926a17617f0accc257d0a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "38be9b891a2911d25eb960ba023f92d940c6f298feb926a17617f0accc257d0a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "38be9b891a2911d25eb960ba023f92d940c6f298feb926a17617f0accc257d0a", kill_on_drop: false }` [INFO] [stdout] 38be9b891a2911d25eb960ba023f92d940c6f298feb926a17617f0accc257d0a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+198328ad7960b1bece0dc48496bff6c62dd5d339" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 06deadea7c95dc426381f1f397783f43bcc4124b27c90cbe86570449ea096893 [INFO] running `Command { std: "docker" "start" "-a" "06deadea7c95dc426381f1f397783f43bcc4124b27c90cbe86570449ea096893", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling syn v0.15.39 [INFO] [stderr] Compiling libc v0.2.58 [INFO] [stderr] Compiling spin v0.5.0 [INFO] [stderr] Compiling serde v1.0.94 [INFO] [stderr] Compiling ryu v1.0.0 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling autocfg v0.1.4 [INFO] [stderr] Compiling itoa v0.4.4 [INFO] [stderr] Compiling stdweb-internal-runtime v0.1.4 [INFO] [stderr] Compiling ppv-lite86 v0.2.5 [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 lazy_static v1.3.0 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling rand_chacha v0.2.0 [INFO] [stderr] Compiling stdweb v0.4.17 [INFO] [stderr] Compiling c2-chacha v0.2.2 [INFO] [stderr] Compiling getrandom v0.1.6 [INFO] [stderr] Compiling rand_core v0.5.0 [INFO] [stderr] Compiling quote v0.6.12 [INFO] [stderr] Compiling rand v0.7.0 [INFO] [stderr] Compiling serde_json v1.0.40 [INFO] [stderr] Compiling serde_derive v1.0.94 [INFO] [stderr] Compiling stdweb-internal-macros v0.2.7 [INFO] [stderr] Compiling stdweb-derive v0.5.1 [INFO] [stderr] [INFO] [stderr] thread 'rustc' (636) panicked at /rustc-dev/198328ad7960b1bece0dc48496bff6c62dd5d339/compiler/rustc_codegen_ssa/src/mir/intrinsic.rs:124:21: [INFO] [stderr] Box [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x722c8baa1b53 - <::print::DisplayBacktrace as core[372fedceae7346d9]::fmt::Display>::fmt [INFO] [stderr] 1: 0x722c8c210688 - core[372fedceae7346d9]::fmt::write [INFO] [stderr] 2: 0x722c8bab8266 - ::write_fmt [INFO] [stderr] 3: 0x722c8ba78318 - std[5bcc0e71a8235ab5]::panicking::default_hook::{closure#0} [INFO] [stderr] 4: 0x722c8ba95a23 - std[5bcc0e71a8235ab5]::panicking::default_hook [INFO] [stderr] 5: 0x722c8aaef7e7 - std[5bcc0e71a8235ab5]::panicking::update_hook::>::{closure#0} [INFO] [stderr] 6: 0x722c8ba95d02 - std[5bcc0e71a8235ab5]::panicking::panic_with_hook [INFO] [stderr] 7: 0x722c8ab2bf91 - std[5bcc0e71a8235ab5]::panicking::begin_panic::::{closure#0} [INFO] [stderr] 8: 0x722c8ab1c4b6 - std[5bcc0e71a8235ab5]::sys::backtrace::__rust_end_short_backtrace::::{closure#0}, !> [INFO] [stderr] 9: 0x722c8ab1c21f - std[5bcc0e71a8235ab5]::panicking::begin_panic:: [INFO] [stderr] 10: 0x722c8ab49651 - ::emit_producing_guarantee [INFO] [stderr] 11: 0x722c8b09344c - ::span_bug:: [INFO] [stderr] 12: 0x722c8b0b4386 - rustc_middle[8463b68a17b801ce]::util::bug::opt_span_bug_fmt::::{closure#0} [INFO] [stderr] 13: 0x722c8b0b4532 - rustc_middle[8463b68a17b801ce]::ty::context::tls::with_opt::::{closure#0}, !>::{closure#0} [INFO] [stderr] 14: 0x722c8b0a5d1b - rustc_middle[8463b68a17b801ce]::ty::context::tls::with_context_opt::::{closure#0}, !>::{closure#0}, !> [INFO] [stderr] 15: 0x722c897d6dd8 - rustc_middle[8463b68a17b801ce]::util::bug::span_bug_fmt:: [INFO] [stderr] 16: 0x722c8d163fd9 - >>::codegen_intrinsic_call [INFO] [stderr] 17: 0x722c8d647fbc - rustc_codegen_ssa[7c4acdca05efd76b]::mir::codegen_mir::> [INFO] [stderr] 18: 0x722c8c555cd5 - rustc_codegen_llvm[2456242f46882f13]::base::compile_codegen_unit::module_codegen [INFO] [stderr] 19: 0x722c8d584cdf - ::compile_codegen_unit [INFO] [stderr] 20: 0x722c8d5808a9 - rustc_codegen_ssa[7c4acdca05efd76b]::base::codegen_crate:: [INFO] [stderr] 21: 0x722c8d57ee73 - ::codegen_crate [INFO] [stderr] 22: 0x722c8d536a8c - ::codegen_and_build_linker [INFO] [stderr] 23: 0x722c8d53361b - , rustc_driver_impl[c759dcf7daa9016d]::run_compiler::{closure#0}::{closure#2}>::{closure#2} as core[372fedceae7346d9]::ops::function::FnOnce<(&rustc_session[ca7b69b16dd81565]::session::Session, rustc_middle[8463b68a17b801ce]::ty::context::CurrentGcx, alloc[35ef4788f429acbe]::sync::Arc, &std[5bcc0e71a8235ab5]::sync::once_lock::OnceLock, &rustc_data_structures[991ec98756cce36]::sync::worker_local::WorkerLocal, &rustc_data_structures[991ec98756cce36]::sync::worker_local::WorkerLocal, rustc_driver_impl[c759dcf7daa9016d]::run_compiler::{closure#0}::{closure#2})>>::call_once::{shim:vtable#0} [INFO] [stderr] 24: 0x722c8d3d86c5 - rustc_interface[76fd1cd90fe49820]::interface::run_compiler::<(), rustc_driver_impl[c759dcf7daa9016d]::run_compiler::{closure#0}>::{closure#1} [INFO] [stderr] 25: 0x722c8d36998a - std[5bcc0e71a8235ab5]::sys::backtrace::__rust_begin_short_backtrace::::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()> [INFO] [stderr] 26: 0x722c8d36975d - ::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()>::{closure#1} as core[372fedceae7346d9]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0} [INFO] [stderr] 27: 0x722c8d367878 - ::new::thread_start [INFO] [stderr] 28: 0x722c86e8aaa4 - [INFO] [stdout] error: internal compiler error: /rustc-dev/198328ad7960b1bece0dc48496bff6c62dd5d339/compiler/rustc_codegen_ssa/src/mir/intrinsic.rs:124:21: 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-0.4.17/src/webcore/type_name.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 5 | intrinsics::type_name::< T >() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] 29: 0x722c86f17a64 - clone [INFO] [stderr] 30: 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-0.4.17/rustc-ice-2025-12-17T07_42_58-634.txt`: Read-only file system (os error 30) [INFO] [stderr] [INFO] [stderr] note: rustc 1.94.0-nightly (198328ad7 2025-12-10) 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); 4581 warnings emitted [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/198328ad7960b1bece0dc48496bff6c62dd5d339/bin/rustc --crate-name stdweb --edition=2015 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/stdweb-0.4.17/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=3f9b3b972172aee5 -C extra-filename=-cd87c083d7ebf0d2 --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-5a43625804dfeb73.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-9375529622f02a5b.rmeta --extern stdweb_derive=/opt/rustwide/target/debug/deps/libstdweb_derive-be7b53bb7dc3542b.so --extern stdweb_internal_macros=/opt/rustwide/target/debug/deps/libstdweb_internal_macros-a6c3013851df99ef.so --extern stdweb_internal_runtime=/opt/rustwide/target/debug/deps/libstdweb_internal_runtime-375659bf9b657ec9.rmeta --cap-lints allow --cap-lints=forbid --cfg rust_nightly` (exit status: 101) [INFO] running `Command { std: "docker" "inspect" "06deadea7c95dc426381f1f397783f43bcc4124b27c90cbe86570449ea096893", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "06deadea7c95dc426381f1f397783f43bcc4124b27c90cbe86570449ea096893", kill_on_drop: false }` [INFO] [stdout] 06deadea7c95dc426381f1f397783f43bcc4124b27c90cbe86570449ea096893