[INFO] fetching crate vertigo-browserdriver 0.1.0-alpha.1...
[INFO] checking vertigo-browserdriver-0.1.0-alpha.1 against try#b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b for pr-82781
[INFO] extracting crate vertigo-browserdriver 0.1.0-alpha.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate vertigo-browserdriver 0.1.0-alpha.1 on toolchain b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate vertigo-browserdriver 0.1.0-alpha.1
[INFO] finished tweaking crates.io crate vertigo-browserdriver 0.1.0-alpha.1
[INFO] tweaked toml for crates.io crate vertigo-browserdriver 0.1.0-alpha.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 17c0de92eb2998b9d349dc0f4706b17815a54e17765925d1cfa14fccea49bc4a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "17c0de92eb2998b9d349dc0f4706b17815a54e17765925d1cfa14fccea49bc4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "17c0de92eb2998b9d349dc0f4706b17815a54e17765925d1cfa14fccea49bc4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17c0de92eb2998b9d349dc0f4706b17815a54e17765925d1cfa14fccea49bc4a", kill_on_drop: false }`
[INFO] [stdout] 17c0de92eb2998b9d349dc0f4706b17815a54e17765925d1cfa14fccea49bc4a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 98c17a1a6732bbeb73cddf17f7d6f60283a9b30de6897e00d8f5fe24fa997de0
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "98c17a1a6732bbeb73cddf17f7d6f60283a9b30de6897e00d8f5fe24fa997de0", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.72
[INFO] [stderr]     Checking vertigo v0.1.0-alpha.1
[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.72
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.72
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.72
[INFO] [stderr]     Checking js-sys v0.3.49
[INFO] [stderr]     Checking web-sys v0.3.49
[INFO] [stderr]     Checking wasm-bindgen-futures v0.4.22
[INFO] [stderr]     Checking vertigo-browserdriver v0.1.0-alpha.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `on_mouse_enter`
[INFO] [stdout]   --> src/lib.rs:74:5
[INFO] [stdout]    |
[INFO] [stdout] 74 |     on_mouse_enter: Option<Rc<dyn Fn()>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `on_mouse_leave`
[INFO] [stdout]   --> src/lib.rs:75:5
[INFO] [stdout]    |
[INFO] [stdout] 75 |     on_mouse_leave: Option<Rc<dyn Fn()>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `on_mouse_enter`
[INFO] [stdout]   --> src/lib.rs:74:5
[INFO] [stdout]    |
[INFO] [stdout] 74 |     on_mouse_enter: Option<Rc<dyn Fn()>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `on_mouse_leave`
[INFO] [stdout]   --> src/lib.rs:75:5
[INFO] [stdout]    |
[INFO] [stdout] 75 |     on_mouse_leave: Option<Rc<dyn Fn()>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.45s
[INFO] running `Command { std: "docker" "inspect" "98c17a1a6732bbeb73cddf17f7d6f60283a9b30de6897e00d8f5fe24fa997de0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98c17a1a6732bbeb73cddf17f7d6f60283a9b30de6897e00d8f5fe24fa997de0", kill_on_drop: false }`
[INFO] [stdout] 98c17a1a6732bbeb73cddf17f7d6f60283a9b30de6897e00d8f5fe24fa997de0