[INFO] fetching crate rong_exception 0.3.0...
[INFO] testing rong_exception-0.3.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate rong_exception 0.3.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate rong_exception 0.3.0
[INFO] finished tweaking crates.io crate rong_exception 0.3.0
[INFO] tweaked toml for crates.io crate rong_exception 0.3.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rong_exception 0.3.0 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rong_exception 0.3.0 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" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4300311bca9042b0bef7b5149e8388bb753961c32f7d3347df6f4e8616c0658e
[INFO] running `Command { std: "docker" "start" "-a" "4300311bca9042b0bef7b5149e8388bb753961c32f7d3347df6f4e8616c0658e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4300311bca9042b0bef7b5149e8388bb753961c32f7d3347df6f4e8616c0658e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4300311bca9042b0bef7b5149e8388bb753961c32f7d3347df6f4e8616c0658e", kill_on_drop: false }`
[INFO] [stdout] 4300311bca9042b0bef7b5149e8388bb753961c32f7d3347df6f4e8616c0658e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c3df6c8bfbf06f87ee5eee49fa08cf77dbbe4bbd5d8ac928f1cc4fb3c6653cb8
[INFO] running `Command { std: "docker" "start" "-a" "c3df6c8bfbf06f87ee5eee49fa08cf77dbbe4bbd5d8ac928f1cc4fb3c6653cb8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.183
[INFO] [stderr]    Compiling futures-sink v0.3.32
[INFO] [stderr]    Compiling http v1.4.0
[INFO] [stderr]    Compiling rustls v0.23.37
[INFO] [stderr]    Compiling rustls-webpki v0.103.10
[INFO] [stderr]    Compiling zerovec-derive v0.11.2
[INFO] [stderr]    Compiling tokio-macros v2.6.1
[INFO] [stderr]    Compiling tracing-attributes v0.1.31
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.8.1
[INFO] [stderr]    Compiling sha1 v0.10.6
[INFO] [stderr]    Compiling webpki-roots v1.0.6
[INFO] [stderr]    Compiling rong_core v0.3.0
[INFO] [stderr]    Compiling rong_macro v0.3.0
[INFO] [stderr]    Compiling futures-channel v0.3.32
[INFO] [stderr]    Compiling futures-util v0.3.32
[INFO] [stderr]    Compiling zerofrom v0.1.6
[INFO] [stderr]    Compiling yoke v0.8.1
[INFO] [stderr]    Compiling zerovec v0.11.5
[INFO] [stderr]    Compiling zerotrie v0.2.3
[INFO] [stderr]    Compiling http-body v1.0.1
[INFO] [stderr]    Compiling headers-core v0.3.0
[INFO] [stderr]    Compiling tracing v0.1.44
[INFO] [stderr]    Compiling headers v0.4.1
[INFO] [stderr]    Compiling http-body-util v0.1.3
[INFO] [stderr]    Compiling errno v0.3.14
[INFO] [stderr]    Compiling mio v1.2.0
[INFO] [stderr]    Compiling socket2 v0.6.3
[INFO] [stderr]    Compiling signal-hook-registry v1.4.8
[INFO] [stderr]    Compiling tokio v1.50.0
[INFO] [stderr]    Compiling tinystr v0.8.2
[INFO] [stderr]    Compiling potential_utf v0.1.4
[INFO] [stderr]    Compiling icu_collections v2.1.1
[INFO] [stderr]    Compiling icu_locale_core v2.1.1
[INFO] [stderr]    Compiling icu_provider v2.1.1
[INFO] [stderr]    Compiling futures-executor v0.3.32
[INFO] [stderr]    Compiling icu_normalizer v2.1.1
[INFO] [stderr]    Compiling icu_properties v2.1.2
[INFO] [stderr]    Compiling futures v0.3.32
[INFO] [stderr]    Compiling idna_adapter v1.2.1
[INFO] [stderr]    Compiling idna v1.1.0
[INFO] [stderr]    Compiling url v2.5.8
[INFO] [stderr]    Compiling hyper v1.9.0
[INFO] [stderr]    Compiling tokio-rustls v0.26.4
[INFO] [stderr]    Compiling tokio-stream v0.1.18
[INFO] [stderr]    Compiling hyper-util v0.1.20
[INFO] [stderr]    Compiling hyper-http-proxy v1.1.0
[INFO] [stderr]    Compiling hyper-rustls v0.27.7
[INFO] [stderr]    Compiling rong_rt v0.3.0
[INFO] [stderr]    Compiling rong v0.3.0
[INFO] [stderr]    Compiling rong_exception v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: cannot find `Class` in `rong`
[INFO] [stdout]    --> src/lib.rs:120:1
[INFO] [stdout]     |
[INFO] [stdout] 120 | #[js_export]
[INFO] [stdout]     | ^^^^^^^^^^^^ could not find `Class` in `rong`
[INFO] [stdout]     |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rong-0.3.0/src/lib.rs:107:10
[INFO] [stdout]     |
[INFO] [stdout] 106 | #[cfg(any(feature = "quickjs", feature = "jscore", feature = "arkjs"))]
[INFO] [stdout]     |          ------------------------------------------------------------ the item is gated here
[INFO] [stdout] 107 | pub type Class = CoreClass<JSEngineValue>;
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this error originates in the attribute macro `js_export` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find `PropertyDescriptor` in `rong`
[INFO] [stdout]    --> src/lib.rs:126:1
[INFO] [stdout]     |
[INFO] [stdout] 126 | #[js_class]
[INFO] [stdout]     | ^^^^^^^^^^^ could not find `PropertyDescriptor` in `rong`
[INFO] [stdout]     |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rong-0.3.0/src/lib.rs:123:10
[INFO] [stdout]     |
[INFO] [stdout] 122 | #[cfg(any(feature = "quickjs", feature = "jscore", feature = "arkjs"))]
[INFO] [stdout]     |          ------------------------------------------------------------ the item is gated here
[INFO] [stdout] 123 | pub type PropertyDescriptor = CorePropertyDescriptor<JSEngineValue>;
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: this error originates in the attribute macro `js_class` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: a struct with a similar name exists
[INFO] [stdout]     |
[INFO] [stdout] 126 - #[js_class]
[INFO] [stdout] 126 + CorePropertyDescriptor
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `JSEngineValue` in crate `rong`
[INFO] [stdout]    --> src/lib.rs:120:1
[INFO] [stdout]     |
[INFO] [stdout] 120 | #[js_export]
[INFO] [stdout]     | ^^^^^^^^^^^^ not found in `rong`
[INFO] [stdout]     |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rong-0.3.0/src/lib.rs:85:10
[INFO] [stdout]     |
[INFO] [stdout]  84 | #[cfg(any(feature = "quickjs", feature = "jscore", feature = "arkjs"))]
[INFO] [stdout]     |          ------------------------------------------------------------ the item is gated here
[INFO] [stdout]  85 | pub type JSEngineValue = <RongJS as JSEngine>::Value;
[INFO] [stdout]     |          ^^^^^^^^^^^^^
[INFO] [stdout]     = note: this error originates in the attribute macro `js_export` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `JSContext` in crate `rong`
[INFO] [stdout]    --> src/lib.rs:120:1
[INFO] [stdout]     |
[INFO] [stdout] 120 | #[js_export]
[INFO] [stdout]     | ^^^^^^^^^^^^ not found in `rong`
[INFO] [stdout]     |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rong-0.3.0/src/lib.rs:90:10
[INFO] [stdout]     |
[INFO] [stdout]  89 | #[cfg(any(feature = "quickjs", feature = "jscore", feature = "arkjs"))]
[INFO] [stdout]     |          ------------------------------------------------------------ the item is gated here
[INFO] [stdout]  90 | pub type JSContext = CoreJSContext<<RongJS as JSEngine>::Context>;
[INFO] [stdout]     |          ^^^^^^^^^
[INFO] [stdout]     = note: this error originates in the attribute macro `js_export` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `JSValue` in crate `rong`
[INFO] [stdout]    --> src/lib.rs:120:1
[INFO] [stdout]     |
[INFO] [stdout] 120 | #[js_export]
[INFO] [stdout]     | ^^^^^^^^^^^^ not found in `rong`
[INFO] [stdout]     |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rong-0.3.0/src/lib.rs:95:10
[INFO] [stdout]     |
[INFO] [stdout]  94 | #[cfg(any(feature = "quickjs", feature = "jscore", feature = "arkjs"))]
[INFO] [stdout]     |          ------------------------------------------------------------ the item is gated here
[INFO] [stdout]  95 | pub type JSValue = CoreJSValue<JSEngineValue>;
[INFO] [stdout]     |          ^^^^^^^
[INFO] [stdout]     = note: this error originates in the attribute macro `js_export` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `JSValue` in this scope
[INFO] [stdout]    --> src/lib.rs:154:19
[INFO] [stdout]     |
[INFO] [stdout] 154 |         F: FnMut(&JSValue),
[INFO] [stdout]     |                   ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `JSContext` in this scope
[INFO] [stdout]    --> src/lib.rs:166:25
[INFO] [stdout]     |
[INFO] [stdout] 166 |     pub fn create(ctx: &JSContext, message: &str, name: DOMExceptionName) -> JSResult<JSObject> {
[INFO] [stdout]     |                         ^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `JSObject` in this scope
[INFO] [stdout]    --> src/lib.rs:166:87
[INFO] [stdout]     |
[INFO] [stdout] 166 |     pub fn create(ctx: &JSContext, message: &str, name: DOMExceptionName) -> JSResult<JSObject> {
[INFO] [stdout]     |                                                                                       ^^^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: you might be missing a type parameter
[INFO] [stdout]     |
[INFO] [stdout] 127 | impl<JSObject> DOMException {
[INFO] [stdout]     |     ++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `JSEngineValue` in crate `rong`
[INFO] [stdout]    --> src/lib.rs:126:1
[INFO] [stdout]     |
[INFO] [stdout] 126 | #[js_class]
[INFO] [stdout]     | ^^^^^^^^^^^ not found in `rong`
[INFO] [stdout]     |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rong-0.3.0/src/lib.rs:85:10
[INFO] [stdout]     |
[INFO] [stdout]  84 | #[cfg(any(feature = "quickjs", feature = "jscore", feature = "arkjs"))]
[INFO] [stdout]     |          ------------------------------------------------------------ the item is gated here
[INFO] [stdout]  85 | pub type JSEngineValue = <RongJS as JSEngine>::Value;
[INFO] [stdout]     |          ^^^^^^^^^^^^^
[INFO] [stdout]     = note: this error originates in the attribute macro `js_class` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `JSValue` in crate `rong`
[INFO] [stdout]    --> src/lib.rs:126:1
[INFO] [stdout]     |
[INFO] [stdout] 126 | #[js_class]
[INFO] [stdout]     | ^^^^^^^^^^^ not found in `rong`
[INFO] [stdout]     |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rong-0.3.0/src/lib.rs:95:10
[INFO] [stdout]     |
[INFO] [stdout]  94 | #[cfg(any(feature = "quickjs", feature = "jscore", feature = "arkjs"))]
[INFO] [stdout]     |          ------------------------------------------------------------ the item is gated here
[INFO] [stdout]  95 | pub type JSValue = CoreJSValue<JSEngineValue>;
[INFO] [stdout]     |          ^^^^^^^
[INFO] [stdout]     = note: this error originates in the attribute macro `js_class` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `JSContext` in this scope
[INFO] [stdout]    --> src/lib.rs:176:19
[INFO] [stdout]     |
[INFO] [stdout] 176 | pub fn init(ctx: &JSContext) -> JSResult<()> {
[INFO] [stdout]     |                   ^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Class` in this scope
[INFO] [stdout]    --> src/lib.rs:171:12
[INFO] [stdout]     |
[INFO] [stdout] 171 |         Ok(Class::lookup::<DOMException>(ctx)?.instance(dom))
[INFO] [stdout]     |            ^^^^^ use of undeclared type `Class`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `(): rong_core::value::JSValueImpl` is not satisfied
[INFO] [stdout]    --> src/lib.rs:126:1
[INFO] [stdout]     |
[INFO] [stdout] 126 | #[js_class]
[INFO] [stdout]     | ^^^^^^^^^^^ the trait `rong_core::value::JSValueImpl` is not implemented for `()`
[INFO] [stdout]     |
[INFO] [stdout] note: required by a bound in `rong_core::function::parameter::JSClassRef`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rong_core-0.3.0/src/function/parameter.rs:74:29
[INFO] [stdout]     |
[INFO] [stdout]  74 | pub struct JSClassRef<T, V: JSValueImpl>(JSObject<V>, PhantomData<T>);
[INFO] [stdout]     |                             ^^^^^^^^^^^ required by this bound in `JSClassRef`
[INFO] [stdout]     = note: this error originates in the attribute macro `js_class` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `borrow` exists for struct `This<rong_core::function::parameter::JSClassRef<DOMException, ()>>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> src/lib.rs:126:1
[INFO] [stdout]     |
[INFO] [stdout] 126 | #[js_class]
[INFO] [stdout]     | ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `(): rong_core::value::object::JSObjectOps`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout]     = note: this error originates in the attribute macro `js_class` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: trait `Borrow` which provides `borrow` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]     |
[INFO] [stdout]  31 + use std::borrow::Borrow;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Class` in this scope
[INFO] [stdout]    --> src/lib.rs:178:23
[INFO] [stdout]     |
[INFO] [stdout] 178 |     let constructor = Class::lookup::<DOMException>(ctx)?;
[INFO] [stdout]     |                       ^^^^^ use of undeclared type `Class`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `PropertyDescriptor` in this scope
[INFO] [stdout]    --> src/lib.rs:184:13
[INFO] [stdout]     |
[INFO] [stdout] 184 |             PropertyDescriptor::from_rust(ctx, name)
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^ use of undeclared type `PropertyDescriptor`
[INFO] [stdout]     |
[INFO] [stdout] help: a struct with a similar name exists
[INFO] [stdout]     |
[INFO] [stdout] 184 |             CorePropertyDescriptor::from_rust(ctx, name)
[INFO] [stdout]     |             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0425, E0433, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rong_exception` (lib) due to 16 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "c3df6c8bfbf06f87ee5eee49fa08cf77dbbe4bbd5d8ac928f1cc4fb3c6653cb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3df6c8bfbf06f87ee5eee49fa08cf77dbbe4bbd5d8ac928f1cc4fb3c6653cb8", kill_on_drop: false }`
[INFO] [stdout] c3df6c8bfbf06f87ee5eee49fa08cf77dbbe4bbd5d8ac928f1cc4fb3c6653cb8
