[INFO] fetching crate ui-automation 0.1.1...
[INFO] building ui-automation-0.1.1 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate ui-automation 0.1.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate ui-automation 0.1.1
[INFO] finished tweaking crates.io crate ui-automation 0.1.1
[INFO] tweaked toml for crates.io crate ui-automation 0.1.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ui-automation 0.1.1 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ui-automation 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 821970e5a2f18579def4b47d7076cc6d51f769467b189ea112fb53f25f275ea7
[INFO] running `Command { std: "docker" "start" "-a" "821970e5a2f18579def4b47d7076cc6d51f769467b189ea112fb53f25f275ea7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "821970e5a2f18579def4b47d7076cc6d51f769467b189ea112fb53f25f275ea7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "821970e5a2f18579def4b47d7076cc6d51f769467b189ea112fb53f25f275ea7", kill_on_drop: false }`
[INFO] [stdout] 821970e5a2f18579def4b47d7076cc6d51f769467b189ea112fb53f25f275ea7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 74121b0ea6b24fd182a47c212979ec0e3b0f9110e8de09e655adc0a44af63126
[INFO] running `Command { std: "docker" "start" "-a" "74121b0ea6b24fd182a47c212979ec0e3b0f9110e8de09e655adc0a44af63126", kill_on_drop: false }`
[INFO] [stderr]    Compiling ui-automation v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling syn v2.0.66
[INFO] [stderr]    Compiling thiserror-impl v1.0.61
[INFO] [stderr]    Compiling thiserror v1.0.61
[INFO] [stdout] warning: unused import: `application::ApplicationId`
[INFO] [stdout]   --> src/lib.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 |     application::ApplicationId,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/application.rs:47:33
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub(crate) struct ApplicationId(pub usize);
[INFO] [stdout]    |                   ------------- ^^^^^^^^^
[INFO] [stdout]    |                   |
[INFO] [stdout]    |                   field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout]    = note: `ApplicationId` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ElementId` is never constructed
[INFO] [stdout]    --> src/element.rs:112:19
[INFO] [stdout]     |
[INFO] [stdout] 112 | pub(crate) struct ElementId(pub usize);
[INFO] [stdout]     |                   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.51s
[INFO] running `Command { std: "docker" "inspect" "74121b0ea6b24fd182a47c212979ec0e3b0f9110e8de09e655adc0a44af63126", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74121b0ea6b24fd182a47c212979ec0e3b0f9110e8de09e655adc0a44af63126", kill_on_drop: false }`
[INFO] [stdout] 74121b0ea6b24fd182a47c212979ec0e3b0f9110e8de09e655adc0a44af63126
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4cefa6bb7baa8672f65bab5da04a26a6221d35c8ce1de7211691875c58485dd3
[INFO] running `Command { std: "docker" "start" "-a" "4cefa6bb7baa8672f65bab5da04a26a6221d35c8ce1de7211691875c58485dd3", kill_on_drop: false }`
[INFO] [stderr]    Compiling ui-automation v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `application::ApplicationId`
[INFO] [stdout]   --> src/lib.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 |     application::ApplicationId,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/application.rs:47:33
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub(crate) struct ApplicationId(pub usize);
[INFO] [stdout]    |                   ------------- ^^^^^^^^^
[INFO] [stdout]    |                   |
[INFO] [stdout]    |                   field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout]    = note: `ApplicationId` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ElementId` is never constructed
[INFO] [stdout]    --> src/element.rs:112:19
[INFO] [stdout]     |
[INFO] [stdout] 112 | pub(crate) struct ElementId(pub usize);
[INFO] [stdout]     |                   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `application::ApplicationId`
[INFO] [stdout]   --> src/lib.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 |     application::ApplicationId,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/application.rs:47:33
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub(crate) struct ApplicationId(pub usize);
[INFO] [stdout]    |                   ------------- ^^^^^^^^^
[INFO] [stdout]    |                   |
[INFO] [stdout]    |                   field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout]    = note: `ApplicationId` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ElementId` is never constructed
[INFO] [stdout]    --> src/element.rs:112:19
[INFO] [stdout]     |
[INFO] [stdout] 112 | pub(crate) struct ElementId(pub usize);
[INFO] [stdout]     |                   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `Command { std: "docker" "inspect" "4cefa6bb7baa8672f65bab5da04a26a6221d35c8ce1de7211691875c58485dd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4cefa6bb7baa8672f65bab5da04a26a6221d35c8ce1de7211691875c58485dd3", kill_on_drop: false }`
[INFO] [stdout] 4cefa6bb7baa8672f65bab5da04a26a6221d35c8ce1de7211691875c58485dd3