[INFO] fetching crate zu 0.3.3...
[INFO] testing zu-0.3.3 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate zu 0.3.3 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate zu 0.3.3
[INFO] finished tweaking crates.io crate zu 0.3.3
[INFO] tweaked toml for crates.io crate zu 0.3.3 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate zu 0.3.3 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 148 packages to latest compatible versions
[INFO] [stderr]       Adding rsass v0.28.10 (available: v0.29.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 973faf9877e86c96ec75de39485011bb3f43d23648922e0e560bfea7d09229fc
[INFO] running `Command { std: "docker" "start" "-a" "973faf9877e86c96ec75de39485011bb3f43d23648922e0e560bfea7d09229fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "973faf9877e86c96ec75de39485011bb3f43d23648922e0e560bfea7d09229fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "973faf9877e86c96ec75de39485011bb3f43d23648922e0e560bfea7d09229fc", kill_on_drop: false }`
[INFO] [stdout] 973faf9877e86c96ec75de39485011bb3f43d23648922e0e560bfea7d09229fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3477f08ab8cf4cd65b28959ec7a693a141e3765dc9432147945438111a2e7e55
[INFO] running `Command { std: "docker" "start" "-a" "3477f08ab8cf4cd65b28959ec7a693a141e3765dc9432147945438111a2e7e55", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling arc-swap v1.7.1
[INFO] [stderr]    Compiling roxmltree v0.20.0
[INFO] [stderr]    Compiling inflections v1.1.1
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.104
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling float-cmp v0.10.0
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling pinned v0.1.0
[INFO] [stderr]    Compiling prokio v0.1.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling yew-macro v0.21.0
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.104
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.104
[INFO] [stderr]    Compiling wasm-bindgen v0.2.104
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling rsass v0.28.10
[INFO] [stderr]    Compiling js-sys v0.3.81
[INFO] [stderr]    Compiling console_error_panic_hook v0.1.7
[INFO] [stderr]    Compiling stylist-core v0.13.0
[INFO] [stderr]    Compiling web-sys v0.3.81
[INFO] [stderr]    Compiling wasm-bindgen-futures v0.4.54
[INFO] [stderr]    Compiling serde-wasm-bindgen v0.6.5
[INFO] [stderr]    Compiling gloo-timers v0.3.0
[INFO] [stderr]    Compiling gloo-utils v0.2.0
[INFO] [stderr]    Compiling gloo-events v0.2.0
[INFO] [stderr]    Compiling gloo-render v0.2.0
[INFO] [stderr]    Compiling gloo-dialogs v0.2.0
[INFO] [stderr]    Compiling gloo-net v0.4.0
[INFO] [stderr]    Compiling gloo-console v0.3.0
[INFO] [stderr]    Compiling gloo-storage v0.3.0
[INFO] [stderr]    Compiling gloo-worker v0.4.0
[INFO] [stderr]    Compiling gloo-history v0.2.2
[INFO] [stderr]    Compiling gloo-file v0.3.0
[INFO] [stderr]    Compiling gloo v0.10.0
[INFO] [stderr]    Compiling yew v0.21.0
[INFO] [stderr]    Compiling gloo-net v0.5.0
[INFO] [stderr]    Compiling gloo-worker v0.5.0
[INFO] [stderr]    Compiling gloo v0.11.0
[INFO] [stderr]    Compiling zu-util v0.3.5
[INFO] [stderr]    Compiling zu v0.3.3 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling yew-hooks v0.3.4
[INFO] [stderr]    Compiling stylist v0.13.0
[INFO] [stdout] error: `#[must_use]` has no effect when applied to a provided trait method
[INFO] [stdout]   --> src/button_base/button_type.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     #[must_use]
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 |     warnings,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    = note: `#[deny(unused_attributes)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `zu` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "3477f08ab8cf4cd65b28959ec7a693a141e3765dc9432147945438111a2e7e55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3477f08ab8cf4cd65b28959ec7a693a141e3765dc9432147945438111a2e7e55", kill_on_drop: false }`
[INFO] [stdout] 3477f08ab8cf4cd65b28959ec7a693a141e3765dc9432147945438111a2e7e55