[INFO] fetching crate virtual-node 0.2.16...
[INFO] checking virtual-node-0.2.16 against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] extracting crate virtual-node 0.2.16 into /workspace/builds/worker-92/source
[INFO] validating manifest of crates.io crate virtual-node 0.2.16 on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate virtual-node 0.2.16
[INFO] finished tweaking crates.io crate virtual-node 0.2.16
[INFO] tweaked toml for crates.io crate virtual-node 0.2.16 written to /workspace/builds/worker-92/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 07c18e7716476bd8712f5e8135fc1473cd7c7e20bda2b5239e2a98db9c1a99f0
[INFO] running `Command { std: "docker" "start" "-a" "07c18e7716476bd8712f5e8135fc1473cd7c7e20bda2b5239e2a98db9c1a99f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "07c18e7716476bd8712f5e8135fc1473cd7c7e20bda2b5239e2a98db9c1a99f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07c18e7716476bd8712f5e8135fc1473cd7c7e20bda2b5239e2a98db9c1a99f0", kill_on_drop: false }`
[INFO] [stdout] 07c18e7716476bd8712f5e8135fc1473cd7c7e20bda2b5239e2a98db9c1a99f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 76c9a6db101b1fe4278b15d5a7ba14085e8e3a3e58dd79234b2c2049ccf4ac54
[INFO] running `Command { std: "docker" "start" "-a" "76c9a6db101b1fe4278b15d5a7ba14085e8e3a3e58dd79234b2c2049ccf4ac54", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.76
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling bumpalo v3.7.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.76
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking html-validation v0.1.2
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.76
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.76
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.76
[INFO] [stderr]     Checking js-sys v0.3.53
[INFO] [stderr]     Checking web-sys v0.3.53
[INFO] [stderr]     Checking virtual-node v0.2.16 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/velement/attribute_value.rs:160:29
[INFO] [stdout]     |
[INFO] [stdout] 160 |         fn as_ref(&self) -> &'static str {
[INFO] [stdout]     |            ------           ^^^^^^^^^^^^ expected `&str`, found `()`
[INFO] [stdout]     |            |
[INFO] [stdout]     |            implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `virtual-node` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "76c9a6db101b1fe4278b15d5a7ba14085e8e3a3e58dd79234b2c2049ccf4ac54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76c9a6db101b1fe4278b15d5a7ba14085e8e3a3e58dd79234b2c2049ccf4ac54", kill_on_drop: false }`
[INFO] [stdout] 76c9a6db101b1fe4278b15d5a7ba14085e8e3a3e58dd79234b2c2049ccf4ac54