[INFO] fetching crate serde-wasm-bindgen 0.6.1...
[INFO] checking serde-wasm-bindgen-0.6.1 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate serde-wasm-bindgen 0.6.1 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate serde-wasm-bindgen 0.6.1 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 serde-wasm-bindgen 0.6.1
[INFO] finished tweaking crates.io crate serde-wasm-bindgen 0.6.1
[INFO] tweaked toml for crates.io crate serde-wasm-bindgen 0.6.1 written to /workspace/builds/worker-0-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 45 packages
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 31d783f1d982499e5332e8486338a4ecd5588d440efc9e99ecf798830e8aebec
[INFO] running `Command { std: "docker" "start" "-a" "31d783f1d982499e5332e8486338a4ecd5588d440efc9e99ecf798830e8aebec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "31d783f1d982499e5332e8486338a4ecd5588d440efc9e99ecf798830e8aebec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31d783f1d982499e5332e8486338a4ecd5588d440efc9e99ecf798830e8aebec", kill_on_drop: false }`
[INFO] [stdout] 31d783f1d982499e5332e8486338a4ecd5588d440efc9e99ecf798830e8aebec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 417536aa71761500e5f2235add837f67d5d4dfad89e0d3ab91a2bb577c6f2811
[INFO] running `Command { std: "docker" "start" "-a" "417536aa71761500e5f2235add837f67d5d4dfad89e0d3ab91a2bb577c6f2811", kill_on_drop: false }`
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.92
[INFO] [stderr]    Compiling log v0.4.21
[INFO] [stderr]    Compiling bumpalo v3.15.4
[INFO] [stderr]    Compiling wasm-bindgen v0.2.92
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]     Checking bitflags v2.5.0
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking unarray v0.1.4
[INFO] [stderr]     Checking scoped-tls v1.0.1
[INFO] [stderr]     Checking maplit v1.0.2
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]    Compiling wasm-bindgen-test-macro v0.3.42
[INFO] [stderr]     Checking serde_bytes v0.11.14
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand_xorshift v0.3.0
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.92
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.92
[INFO] [stderr]     Checking proptest v1.4.0
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.92
[INFO] [stderr]     Checking js-sys v0.3.69
[INFO] [stderr]     Checking console_error_panic_hook v0.1.7
[INFO] [stderr]     Checking wasm-bindgen-futures v0.4.42
[INFO] [stderr]     Checking serde-wasm-bindgen v0.6.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `JsCast` is imported redundantly
[INFO] [stdout]  --> src/ser.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use wasm_bindgen::prelude::*;
[INFO] [stdout]   |     ------------------------ the item `JsCast` is already imported here
[INFO] [stdout] 5 | use wasm_bindgen::JsCast;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking wasm-bindgen-test v0.3.42
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `JsCast` is imported redundantly
[INFO] [stdout]  --> src/ser.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use wasm_bindgen::prelude::*;
[INFO] [stdout]   |     ------------------------ the item `JsCast` is already imported here
[INFO] [stdout] 5 | use wasm_bindgen::JsCast;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.78s
[INFO] running `Command { std: "docker" "inspect" "417536aa71761500e5f2235add837f67d5d4dfad89e0d3ab91a2bb577c6f2811", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "417536aa71761500e5f2235add837f67d5d4dfad89e0d3ab91a2bb577c6f2811", kill_on_drop: false }`
[INFO] [stdout] 417536aa71761500e5f2235add837f67d5d4dfad89e0d3ab91a2bb577c6f2811
[INFO] checking serde-wasm-bindgen-0.6.1 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] extracting crate serde-wasm-bindgen 0.6.1 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate serde-wasm-bindgen 0.6.1 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 serde-wasm-bindgen 0.6.1
[INFO] finished tweaking crates.io crate serde-wasm-bindgen 0.6.1
[INFO] tweaked toml for crates.io crate serde-wasm-bindgen 0.6.1 written to /workspace/builds/worker-0-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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 2672034b3d879195f150d4ee22bd8faa7df6a58406383ea9851d61fd70583d6e
[INFO] running `Command { std: "docker" "start" "-a" "2672034b3d879195f150d4ee22bd8faa7df6a58406383ea9851d61fd70583d6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2672034b3d879195f150d4ee22bd8faa7df6a58406383ea9851d61fd70583d6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2672034b3d879195f150d4ee22bd8faa7df6a58406383ea9851d61fd70583d6e", kill_on_drop: false }`
[INFO] [stdout] 2672034b3d879195f150d4ee22bd8faa7df6a58406383ea9851d61fd70583d6e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 084097f999adbc5e195ab910ea2f7364077a9e30e12135448c7e594fd9518aba
[INFO] running `Command { std: "docker" "start" "-a" "084097f999adbc5e195ab910ea2f7364077a9e30e12135448c7e594fd9518aba", kill_on_drop: false }`
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.92
[INFO] [stderr]    Compiling bumpalo v3.15.4
[INFO] [stderr]    Compiling log v0.4.21
[INFO] [stderr]    Compiling wasm-bindgen v0.2.92
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]     Checking unarray v0.1.4
[INFO] [stderr]     Checking bitflags v2.5.0
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling wasm-bindgen-test-macro v0.3.42
[INFO] [stderr]     Checking scoped-tls v1.0.1
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]     Checking maplit v1.0.2
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand_xorshift v0.3.0
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.92
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking proptest v1.4.0
[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::<Token![=]>().is_ok() {
[INFO] [stdout] 304 | |                     let ident = input.parse::<AnyIdent>()?.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" "084097f999adbc5e195ab910ea2f7364077a9e30e12135448c7e594fd9518aba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "084097f999adbc5e195ab910ea2f7364077a9e30e12135448c7e594fd9518aba", kill_on_drop: false }`
[INFO] [stdout] 084097f999adbc5e195ab910ea2f7364077a9e30e12135448c7e594fd9518aba