[INFO] fetching crate cope-dom 0.0.1... [INFO] checking cope-dom-0.0.1 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate cope-dom 0.0.1 into /workspace/builds/worker-7-tc1/source [INFO] validating manifest of crates.io crate cope-dom 0.0.1 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 cope-dom 0.0.1 [INFO] finished tweaking crates.io crate cope-dom 0.0.1 [INFO] tweaked toml for crates.io crate cope-dom 0.0.1 written to /workspace/builds/worker-7-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] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 23 packages [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 cope v0.0.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 5519eac252c46f14a0fc9bd65c636eb85b40115173b4ef8045686735899eab8a [INFO] running `Command { std: "docker" "start" "-a" "5519eac252c46f14a0fc9bd65c636eb85b40115173b4ef8045686735899eab8a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5519eac252c46f14a0fc9bd65c636eb85b40115173b4ef8045686735899eab8a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5519eac252c46f14a0fc9bd65c636eb85b40115173b4ef8045686735899eab8a", kill_on_drop: false }` [INFO] [stdout] 5519eac252c46f14a0fc9bd65c636eb85b40115173b4ef8045686735899eab8a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] bec8acd00684aa9249e48cfede6e7e05b6ff0fb0bb90882046a5e7272b5a316b [INFO] running `Command { std: "docker" "start" "-a" "bec8acd00684aa9249e48cfede6e7e05b6ff0fb0bb90882046a5e7272b5a316b", kill_on_drop: false }` [INFO] [stderr] Compiling wasm-bindgen v0.2.92 [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Checking scoped-tls v1.0.1 [INFO] [stderr] Compiling wasm-bindgen-backend v0.2.92 [INFO] [stderr] Compiling wasm-bindgen-test-macro v0.3.42 [INFO] [stderr] Checking cope v0.0.1 [INFO] [stderr] Compiling wasm-bindgen-macro-support v0.2.92 [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 web-sys v0.3.69 [INFO] [stderr] Checking wasm-bindgen-test v0.3.42 [INFO] [stderr] Checking cope-dom v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `JsCast` is imported redundantly [INFO] [stdout] --> src/elements.rs:3:32 [INFO] [stdout] | [INFO] [stdout] 3 | use wasm_bindgen::{prelude::*, JsCast}; [INFO] [stdout] | ---------- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | the item `JsCast` is already imported here [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:1:73 [INFO] [stdout] | [INFO] [stdout] 1 | #![warn(future_incompatible, rust_2018_compatibility, rust_2018_idioms, unused)] [INFO] [stdout] | ^^^^^^ [INFO] [stdout] = note: `#[warn(unused_imports)]` implied by `#[warn(unused)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `JsCast` is imported redundantly [INFO] [stdout] --> src/elements.rs:3:32 [INFO] [stdout] | [INFO] [stdout] 3 | use wasm_bindgen::{prelude::*, JsCast}; [INFO] [stdout] | ---------- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | the item `JsCast` is already imported here [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:1:73 [INFO] [stdout] | [INFO] [stdout] 1 | #![warn(future_incompatible, rust_2018_compatibility, rust_2018_idioms, unused)] [INFO] [stdout] | ^^^^^^ [INFO] [stdout] = note: `#[warn(unused_imports)]` implied by `#[warn(unused)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.56s [INFO] running `Command { std: "docker" "inspect" "bec8acd00684aa9249e48cfede6e7e05b6ff0fb0bb90882046a5e7272b5a316b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bec8acd00684aa9249e48cfede6e7e05b6ff0fb0bb90882046a5e7272b5a316b", kill_on_drop: false }` [INFO] [stdout] bec8acd00684aa9249e48cfede6e7e05b6ff0fb0bb90882046a5e7272b5a316b [INFO] checking cope-dom-0.0.1 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate cope-dom 0.0.1 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate cope-dom 0.0.1 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 cope-dom 0.0.1 [INFO] finished tweaking crates.io crate cope-dom 0.0.1 [INFO] tweaked toml for crates.io crate cope-dom 0.0.1 written to /workspace/builds/worker-7-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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 0b73f0479938e3a8fbb50d047f870360c7d42c3d3d5c663b4b6e0cef33623c4d [INFO] running `Command { std: "docker" "start" "-a" "0b73f0479938e3a8fbb50d047f870360c7d42c3d3d5c663b4b6e0cef33623c4d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0b73f0479938e3a8fbb50d047f870360c7d42c3d3d5c663b4b6e0cef33623c4d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0b73f0479938e3a8fbb50d047f870360c7d42c3d3d5c663b4b6e0cef33623c4d", kill_on_drop: false }` [INFO] [stdout] 0b73f0479938e3a8fbb50d047f870360c7d42c3d3d5c663b4b6e0cef33623c4d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 3e8f03e61f2ba4aa0f8e8b5ad64c3d704cefaf53a9af67965ded75652b93855c [INFO] running `Command { std: "docker" "start" "-a" "3e8f03e61f2ba4aa0f8e8b5ad64c3d704cefaf53a9af67965ded75652b93855c", kill_on_drop: false }` [INFO] [stderr] Compiling wasm-bindgen-shared v0.2.92 [INFO] [stderr] Compiling bumpalo v3.15.4 [INFO] [stderr] Compiling wasm-bindgen v0.2.92 [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Checking scoped-tls v1.0.1 [INFO] [stderr] Compiling wasm-bindgen-test-macro v0.3.42 [INFO] [stderr] Checking cope v0.0.1 [INFO] [stderr] Compiling wasm-bindgen-backend v0.2.92 [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" "3e8f03e61f2ba4aa0f8e8b5ad64c3d704cefaf53a9af67965ded75652b93855c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3e8f03e61f2ba4aa0f8e8b5ad64c3d704cefaf53a9af67965ded75652b93855c", kill_on_drop: false }` [INFO] [stdout] 3e8f03e61f2ba4aa0f8e8b5ad64c3d704cefaf53a9af67965ded75652b93855c