[INFO] fetching crate mls-rs-crypto-webcrypto 0.1.0... [INFO] checking mls-rs-crypto-webcrypto-0.1.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate mls-rs-crypto-webcrypto 0.1.0 into /workspace/builds/worker-6-tc1/source [INFO] validating manifest of crates.io crate mls-rs-crypto-webcrypto 0.1.0 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate mls-rs-crypto-webcrypto 0.1.0 [INFO] finished tweaking crates.io crate mls-rs-crypto-webcrypto 0.1.0 [INFO] tweaked toml for crates.io crate mls-rs-crypto-webcrypto 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 101 packages [INFO] [stderr] Adding base64 v0.21.7 (latest: v0.22.0) [INFO] [stderr] Adding enum-iterator v1.5.0 (latest: v2.0.0) [INFO] [stderr] Adding heck v0.4.1 (latest: v0.5.0) [INFO] [stderr] Adding macro_rules_attribute v0.1.3 (latest: v0.2.0) [INFO] [stderr] Adding macro_rules_attribute-proc_macro v0.1.3 (latest: v0.2.0) [INFO] [stderr] Adding mls-rs-codec v0.4.0 (latest: v0.5.2) [INFO] [stderr] Adding mls-rs-core v0.15.0 (latest: v0.18.0) [INFO] [stderr] Adding mls-rs-crypto-hpke v0.6.0 (latest: v0.9.0) [INFO] [stderr] Adding mls-rs-crypto-traits v0.7.0 (latest: v0.10.0) [INFO] [stderr] Adding prettyplease v0.1.25 (latest: v0.2.17) [INFO] [stderr] Adding strsim v0.10.0 (latest: v0.11.1) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.58) [INFO] [stderr] Adding toml_edit v0.21.1 (latest: v0.22.9) [INFO] [stderr] Adding uninit v0.5.1 (latest: v0.6.2) [INFO] [stderr] Adding winnow v0.5.40 (latest: v0.6.5) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded mls-rs-core v0.15.0 [INFO] [stderr] Downloaded with_builtin_macros v0.0.3 [INFO] [stderr] Downloaded mls-rs-crypto-hpke v0.6.0 [INFO] [stderr] Downloaded mls-rs-crypto-traits v0.7.0 [INFO] [stderr] Downloaded safer-ffi v0.1.6 [INFO] [stderr] Downloaded with_builtin_macros-proc_macros v0.0.3 [INFO] [stderr] Downloaded der_derive v0.7.2 [INFO] [stderr] Downloaded extension-traits v1.0.1 [INFO] [stderr] Downloaded safer_ffi-proc_macros v0.1.6 [INFO] [stderr] Downloaded unwind_safe v0.1.0 [INFO] [stderr] Downloaded safer-ffi-gen v0.9.2 [INFO] [stderr] Downloaded mls-rs-codec-derive v0.1.1 [INFO] [stderr] Downloaded maybe-async v0.2.10 [INFO] [stderr] Downloaded mls-rs-codec v0.4.0 [INFO] [stderr] Downloaded safer-ffi-gen-macro v0.9.2 [INFO] [stderr] Downloaded serde-wasm-bindgen v0.6.5 [INFO] [stderr] Downloaded uninit v0.5.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 13411469cba36ecdd95fa3e5a03c11a69410690086409325ae89425c67095ed1 [INFO] running `Command { std: "docker" "start" "-a" "13411469cba36ecdd95fa3e5a03c11a69410690086409325ae89425c67095ed1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "13411469cba36ecdd95fa3e5a03c11a69410690086409325ae89425c67095ed1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "13411469cba36ecdd95fa3e5a03c11a69410690086409325ae89425c67095ed1", kill_on_drop: false }` [INFO] [stdout] 13411469cba36ecdd95fa3e5a03c11a69410690086409325ae89425c67095ed1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 11224a3d7094a6ec860360c790a86e1c00f3dfbf58a1add8d500570b3cdc6d7c [INFO] running `Command { std: "docker" "start" "-a" "11224a3d7094a6ec860360c790a86e1c00f3dfbf58a1add8d500570b3cdc6d7c", kill_on_drop: false }` [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Compiling wasm-bindgen-shared v0.2.92 [INFO] [stderr] Compiling bumpalo v3.15.4 [INFO] [stderr] Compiling once_cell v1.19.0 [INFO] [stderr] Compiling log v0.4.21 [INFO] [stderr] Compiling hashbrown v0.14.3 [INFO] [stderr] Compiling wasm-bindgen v0.2.92 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling ident_case v1.0.1 [INFO] [stderr] Compiling strsim v0.10.0 [INFO] [stderr] Compiling serde v1.0.197 [INFO] [stderr] Compiling equivalent v1.0.1 [INFO] [stderr] Compiling toml_datetime v0.6.5 [INFO] [stderr] Compiling winnow v0.5.40 [INFO] [stderr] Compiling thiserror v1.0.58 [INFO] [stderr] Compiling async-trait v0.1.79 [INFO] [stderr] Checking itertools v0.12.1 [INFO] [stderr] Checking base64 v0.21.7 [INFO] [stderr] Checking memchr v2.7.2 [INFO] [stderr] Checking futures-io v0.3.30 [INFO] [stderr] Checking futures-core v0.3.30 [INFO] [stderr] Checking futures-task v0.3.30 [INFO] [stderr] Checking const-oid v0.9.6 [INFO] [stderr] Checking futures-sink v0.3.30 [INFO] [stderr] Checking scoped-tls v1.0.1 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Compiling indexmap v2.2.6 [INFO] [stderr] Compiling toml_edit v0.21.1 [INFO] [stderr] Checking futures-executor v0.3.30 [INFO] [stderr] Compiling proc-macro-crate v3.1.0 [INFO] [stderr] Compiling wasm-bindgen-backend v0.2.92 [INFO] [stderr] Compiling darling_core v0.20.8 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Compiling thiserror-impl v1.0.58 [INFO] [stderr] Compiling num_enum_derive v0.7.2 [INFO] [stderr] Compiling zeroize_derive v1.4.2 [INFO] [stderr] Compiling enum-iterator-derive v1.3.0 [INFO] [stderr] Compiling maybe-async v0.2.10 [INFO] [stderr] Compiling der_derive v0.7.2 [INFO] [stderr] Compiling pin-project-internal v1.1.5 [INFO] [stderr] Compiling futures-macro v0.3.30 [INFO] [stderr] Compiling wasm-bindgen-test-macro v0.3.42 [INFO] [stderr] Compiling wasm-bindgen-macro-support v0.2.92 [INFO] [stderr] Checking zeroize v1.7.0 [INFO] [stderr] Compiling wasm-bindgen-macro v0.2.92 [INFO] [stderr] Compiling darling_macro v0.20.8 [INFO] [stderr] Checking enum-iterator v1.5.0 [INFO] [stderr] Checking num_enum v0.7.2 [INFO] [stderr] Checking der v0.7.9 [INFO] [stderr] Checking pin-project v1.1.5 [INFO] [stderr] Checking futures-test v0.3.30 [INFO] [stderr] Compiling darling v0.20.8 [INFO] [stderr] Compiling mls-rs-codec-derive v0.1.1 [INFO] [stderr] Checking js-sys v0.3.69 [INFO] [stderr] Checking console_error_panic_hook v0.1.7 [INFO] [stderr] Checking mls-rs-codec v0.4.0 [INFO] [stderr] Checking wasm-bindgen-futures v0.4.42 [INFO] [stderr] Checking web-sys v0.3.69 [INFO] [stderr] Checking wasm-bindgen-test v0.3.42 [INFO] [stderr] Checking serde_json v1.0.115 [INFO] [stderr] Checking hex v0.4.3 [INFO] [stderr] Checking serde-wasm-bindgen v0.6.5 [INFO] [stderr] Checking mls-rs-core v0.15.0 [INFO] [stderr] Checking mls-rs-crypto-traits v0.7.0 [INFO] [stderr] Checking mls-rs-crypto-hpke v0.6.0 [INFO] [stderr] Checking mls-rs-crypto-webcrypto v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.82s [INFO] running `Command { std: "docker" "inspect" "11224a3d7094a6ec860360c790a86e1c00f3dfbf58a1add8d500570b3cdc6d7c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "11224a3d7094a6ec860360c790a86e1c00f3dfbf58a1add8d500570b3cdc6d7c", kill_on_drop: false }` [INFO] [stdout] 11224a3d7094a6ec860360c790a86e1c00f3dfbf58a1add8d500570b3cdc6d7c [INFO] checking mls-rs-crypto-webcrypto-0.1.0 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate mls-rs-crypto-webcrypto 0.1.0 into /workspace/builds/worker-6-tc2/source [INFO] validating manifest of crates.io crate mls-rs-crypto-webcrypto 0.1.0 on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate mls-rs-crypto-webcrypto 0.1.0 [INFO] finished tweaking crates.io crate mls-rs-crypto-webcrypto 0.1.0 [INFO] tweaked toml for crates.io crate mls-rs-crypto-webcrypto 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c2695cab1995bd8ac95d57b2ec8a03b4d5895eae4ba3b18d5e952877908f42cf [INFO] running `Command { std: "docker" "start" "-a" "c2695cab1995bd8ac95d57b2ec8a03b4d5895eae4ba3b18d5e952877908f42cf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c2695cab1995bd8ac95d57b2ec8a03b4d5895eae4ba3b18d5e952877908f42cf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c2695cab1995bd8ac95d57b2ec8a03b4d5895eae4ba3b18d5e952877908f42cf", kill_on_drop: false }` [INFO] [stdout] c2695cab1995bd8ac95d57b2ec8a03b4d5895eae4ba3b18d5e952877908f42cf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 84364b30b79c4634ac26ec010adf0d722141ebd37c99e4ad4287eb066ff8f07d [INFO] running `Command { std: "docker" "start" "-a" "84364b30b79c4634ac26ec010adf0d722141ebd37c99e4ad4287eb066ff8f07d", kill_on_drop: false }` [INFO] [stderr] Compiling wasm-bindgen-shared v0.2.92 [INFO] [stderr] Compiling bumpalo v3.15.4 [INFO] [stderr] Compiling once_cell v1.19.0 [INFO] [stderr] Compiling log v0.4.21 [INFO] [stderr] Compiling equivalent v1.0.1 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling hashbrown v0.14.3 [INFO] [stderr] Compiling serde v1.0.197 [INFO] [stderr] Compiling strsim v0.10.0 [INFO] [stderr] Compiling wasm-bindgen v0.2.92 [INFO] [stderr] Compiling ident_case v1.0.1 [INFO] [stderr] Compiling winnow v0.5.40 [INFO] [stderr] Compiling toml_datetime v0.6.5 [INFO] [stderr] Compiling thiserror v1.0.58 [INFO] [stderr] Compiling async-trait v0.1.79 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Checking indexmap v2.2.6 [INFO] [stderr] Checking itertools v0.12.1 [INFO] [stderr] Compiling slab v0.4.9 [INFO] [stderr] Checking base64 v0.21.7 [INFO] [stderr] Checking futures-task v0.3.30 [INFO] [stderr] Checking futures-core v0.3.30 [INFO] [stderr] Checking memchr v2.7.2 [INFO] [stderr] Checking futures-io v0.3.30 [INFO] [stderr] Checking const-oid v0.9.6 [INFO] [stderr] Checking scoped-tls v1.0.1 [INFO] [stderr] Checking futures-sink v0.3.30 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Compiling toml_edit v0.21.1 [INFO] [stderr] Checking futures-executor v0.3.30 [INFO] [stderr] Compiling proc-macro-crate v3.1.0 [INFO] [stderr] Compiling wasm-bindgen-backend v0.2.92 [INFO] [stderr] Compiling darling_core v0.20.8 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Compiling thiserror-impl v1.0.58 [INFO] [stderr] Compiling zeroize_derive v1.4.2 [INFO] [stderr] Compiling enum-iterator-derive v1.3.0 [INFO] [stderr] Compiling num_enum_derive v0.7.2 [INFO] [stderr] Compiling maybe-async v0.2.10 [INFO] [stderr] Compiling der_derive v0.7.2 [INFO] [stderr] Compiling pin-project-internal v1.1.5 [INFO] [stderr] Compiling wasm-bindgen-test-macro v0.3.42 [INFO] [stderr] Compiling futures-macro v0.3.30 [INFO] [stderr] Compiling wasm-bindgen-macro-support v0.2.92 [INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/wasm-bindgen-macro-support-0.2.92/src/parser.rs:303:17 [INFO] [stdout] | [INFO] [stdout] 303 | / if input.parse::().is_ok() { [INFO] [stdout] 304 | | let ident = input.parse::()?.0; [INFO] [stdout] 305 | | return Ok(BindgenAttr::$variant(attr_span, Some(ident))) [INFO] [stdout] 306 | | } else { [INFO] [stdout] 307 | | return Ok(BindgenAttr::$variant(attr_span, None)); [INFO] [stdout] 308 | | } [INFO] [stdout] | |_________________^ cannot satisfy `_ -> _` [INFO] [stdout] ... [INFO] [stdout] 363 | attrgen!(parsers); [INFO] [stdout] | ----------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `parsers` which comes from the expansion of the macro `attrgen` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0284`. [INFO] [stdout] [INFO] [stderr] error: could not compile `wasm-bindgen-macro-support` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "84364b30b79c4634ac26ec010adf0d722141ebd37c99e4ad4287eb066ff8f07d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "84364b30b79c4634ac26ec010adf0d722141ebd37c99e4ad4287eb066ff8f07d", kill_on_drop: false }` [INFO] [stdout] 84364b30b79c4634ac26ec010adf0d722141ebd37c99e4ad4287eb066ff8f07d