[INFO] fetching crate wasm-slideshow 0.1.0...
[INFO] testing wasm-slideshow-0.1.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-8
[INFO] extracting crate wasm-slideshow 0.1.0 into /workspace/builds/worker-6-tc1/source
[INFO] removed /workspace/builds/worker-6-tc1/source/.cargo/config
[INFO] started tweaking crates.io crate wasm-slideshow 0.1.0
[INFO] finished tweaking crates.io crate wasm-slideshow 0.1.0
[INFO] tweaked toml for crates.io crate wasm-slideshow 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate wasm-slideshow 0.1.0 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 14 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 104b3ec43f57d453d7c9842c047d3a0811ee098c404a9ac2bc6e98ea24e3ffd9
[INFO] running `Command { std: "docker" "start" "-a" "104b3ec43f57d453d7c9842c047d3a0811ee098c404a9ac2bc6e98ea24e3ffd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "104b3ec43f57d453d7c9842c047d3a0811ee098c404a9ac2bc6e98ea24e3ffd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "104b3ec43f57d453d7c9842c047d3a0811ee098c404a9ac2bc6e98ea24e3ffd9", kill_on_drop: false }`
[INFO] [stdout] 104b3ec43f57d453d7c9842c047d3a0811ee098c404a9ac2bc6e98ea24e3ffd9
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3892766f775653ec45a0c2596ed0578b669ac78992d99de957713ff4646dfd82
[INFO] running `Command { std: "docker" "start" "-a" "3892766f775653ec45a0c2596ed0578b669ac78992d99de957713ff4646dfd82", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.22
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.105
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.105
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.105
[INFO] [stderr]    Compiling wasm-bindgen v0.2.105
[INFO] [stderr]    Compiling js-sys v0.3.82
[INFO] [stderr]    Compiling web-sys v0.3.82
[INFO] [stderr]    Compiling wasm-slideshow v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected one of `)`, `,`, `.`, `?`, or an operator, found `:`
[INFO] [stdout]    --> src/lib.rs:177:19
[INFO] [stdout]     |
[INFO] [stdout] 177 |         .collect(): Result<(), JsValue>)?;
[INFO] [stdout]     |                   ^ expected one of `)`, `,`, `.`, `?`, or an operator
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `wasm-slideshow` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "3892766f775653ec45a0c2596ed0578b669ac78992d99de957713ff4646dfd82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3892766f775653ec45a0c2596ed0578b669ac78992d99de957713ff4646dfd82", kill_on_drop: false }`
[INFO] [stdout] 3892766f775653ec45a0c2596ed0578b669ac78992d99de957713ff4646dfd82
