[INFO] fetching crate wasm-slideshow 0.1.0...
[INFO] checking wasm-slideshow-0.1.0 against master#f609b7e0586f81fefb3523e3e17adf779ac416be for pr-129466-2
[INFO] extracting crate wasm-slideshow 0.1.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate wasm-slideshow 0.1.0 on toolchain f609b7e0586f81fefb3523e3e17adf779ac416be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-0-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-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 15 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 47b2c36460281264175dba593d4e83bd509f80716fca2862f34704a38b900271
[INFO] running `Command { std: "docker" "start" "-a" "47b2c36460281264175dba593d4e83bd509f80716fca2862f34704a38b900271", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "47b2c36460281264175dba593d4e83bd509f80716fca2862f34704a38b900271", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47b2c36460281264175dba593d4e83bd509f80716fca2862f34704a38b900271", kill_on_drop: false }`
[INFO] [stdout] 47b2c36460281264175dba593d4e83bd509f80716fca2862f34704a38b900271
[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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 614a250169508f4e6b6d7d5ea253a8363f4f526107b4a9a3a8402d0930685c47
[INFO] running `Command { std: "docker" "start" "-a" "614a250169508f4e6b6d7d5ea253a8363f4f526107b4a9a3a8402d0930685c47", kill_on_drop: false }`
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.93
[INFO] [stderr]    Compiling bumpalo v3.16.0
[INFO] [stderr]    Compiling log v0.4.22
[INFO] [stderr]    Compiling wasm-bindgen v0.2.93
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.93
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.93
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.93
[INFO] [stderr]     Checking js-sys v0.3.70
[INFO] [stderr]     Checking web-sys v0.3.70
[INFO] [stderr]     Checking 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] [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] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `wasm-slideshow` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `wasm-slideshow` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "614a250169508f4e6b6d7d5ea253a8363f4f526107b4a9a3a8402d0930685c47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "614a250169508f4e6b6d7d5ea253a8363f4f526107b4a9a3a8402d0930685c47", kill_on_drop: false }`
[INFO] [stdout] 614a250169508f4e6b6d7d5ea253a8363f4f526107b4a9a3a8402d0930685c47