[INFO] cloning repository https://github.com/h3r2tic/grui
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/h3r2tic/grui" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fh3r2tic%2Fgrui", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fh3r2tic%2Fgrui'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f0171e7741b7082327c18210573a1a2e94f77f88
[INFO] checking h3r2tic/grui against master#fffed276b51cf514622e8d3109d620501cc01670 for pr-134021
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fh3r2tic%2Fgrui" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/h3r2tic/grui
[INFO] finished tweaking git repo https://github.com/h3r2tic/grui
[INFO] tweaked toml for git repo https://github.com/h3r2tic/grui written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/h3r2tic/grui on toolchain fffed276b51cf514622e8d3109d620501cc01670
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fffed276b51cf514622e8d3109d620501cc01670" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/h3r2tic/grui 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" "+fffed276b51cf514622e8d3109d620501cc01670" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] b7b887061d2489b3b36f8bcd823ba98ad7f9d89c88aaaa1dbc214a91f9f3b281
[INFO] running `Command { std: "docker" "start" "b7b887061d2489b3b36f8bcd823ba98ad7f9d89c88aaaa1dbc214a91f9f3b281", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b7b887061d2489b3b36f8bcd823ba98ad7f9d89c88aaaa1dbc214a91f9f3b281" "/opt/rustwide/cargo-home/bin/cargo" "+fffed276b51cf514622e8d3109d620501cc01670" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b7b887061d2489b3b36f8bcd823ba98ad7f9d89c88aaaa1dbc214a91f9f3b281", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b7b887061d2489b3b36f8bcd823ba98ad7f9d89c88aaaa1dbc214a91f9f3b281" "/opt/rustwide/cargo-home/bin/cargo" "+fffed276b51cf514622e8d3109d620501cc01670" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stderr]    Compiling grui v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/grui-5cb4e52650dc1418/out/grammar.rs:2429:5
[INFO] [stdout]      |
[INFO] [stdout] 2429 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2429 -     (__0)
[INFO] [stdout] 2429 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/grui-5cb4e52650dc1418/out/grammar.rs:2440:5
[INFO] [stdout]      |
[INFO] [stdout] 2440 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2440 -     (__0)
[INFO] [stdout] 2440 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/grui-5cb4e52650dc1418/out/grammar.rs:2451:5
[INFO] [stdout]      |
[INFO] [stdout] 2451 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2451 -     (__0)
[INFO] [stdout] 2451 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/grui-5cb4e52650dc1418/out/grammar.rs:2429:5
[INFO] [stdout]      |
[INFO] [stdout] 2429 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2429 -     (__0)
[INFO] [stdout] 2429 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/grui-5cb4e52650dc1418/out/grammar.rs:2440:5
[INFO] [stdout]      |
[INFO] [stdout] 2440 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2440 -     (__0)
[INFO] [stdout] 2440 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/grui-5cb4e52650dc1418/out/grammar.rs:2451:5
[INFO] [stdout]      |
[INFO] [stdout] 2451 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2451 -     (__0)
[INFO] [stdout] 2451 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `BeginHover` and `EndHover` are never constructed
[INFO] [stdout]   --> src/main.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | enum WidgetEvent {
[INFO] [stdout]    |      ----------- variants in this enum
[INFO] [stdout] 29 |     BeginHover,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 30 |     EndHover,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `WidgetEvent` has a derived impl for the trait `Debug`, but this is 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: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]    --> src/main.rs:645:29
[INFO] [stdout]     |
[INFO] [stdout] 576 |         context.frame((width, height), gl_window.hidpi_factor(), |frame| {
[INFO] [stdout]     |                                                                  ------- move the `impl` block outside of this closure `<unnameable>` and up 2 bodies
[INFO] [stdout] ...
[INFO] [stdout] 645 |                             impl WidgetBehaviorApi for Vec<WidgetResponse> {
[INFO] [stdout]     |                             ^^^^^-----------------^^^^^---^--------------^
[INFO] [stdout]     |                                  |                     |   |
[INFO] [stdout]     |                                  |                     |   `WidgetResponse` is not local
[INFO] [stdout]     |                                  |                     `Vec` is not local
[INFO] [stdout]     |                                  `WidgetBehaviorApi` is not local
[INFO] [stdout]     |
[INFO] [stdout]     = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]     = note: `#[warn(non_local_definitions)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `BeginHover` and `EndHover` are never constructed
[INFO] [stdout]   --> src/main.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | enum WidgetEvent {
[INFO] [stdout]    |      ----------- variants in this enum
[INFO] [stdout] 29 |     BeginHover,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 30 |     EndHover,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `WidgetEvent` has a derived impl for the trait `Debug`, but this is 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: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]    --> src/main.rs:645:29
[INFO] [stdout]     |
[INFO] [stdout] 576 |         context.frame((width, height), gl_window.hidpi_factor(), |frame| {
[INFO] [stdout]     |                                                                  ------- move the `impl` block outside of this closure `<unnameable>` and up 2 bodies
[INFO] [stdout] ...
[INFO] [stdout] 645 |                             impl WidgetBehaviorApi for Vec<WidgetResponse> {
[INFO] [stdout]     |                             ^^^^^-----------------^^^^^---^--------------^
[INFO] [stdout]     |                                  |                     |   |
[INFO] [stdout]     |                                  |                     |   `WidgetResponse` is not local
[INFO] [stdout]     |                                  |                     `Vec` is not local
[INFO] [stdout]     |                                  `WidgetBehaviorApi` is not local
[INFO] [stdout]     |
[INFO] [stdout]     = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]     = note: `#[warn(non_local_definitions)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 41.29s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: glutin v0.13.1, lalrpop v0.17.2, winit v0.11.3
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "b7b887061d2489b3b36f8bcd823ba98ad7f9d89c88aaaa1dbc214a91f9f3b281", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7b887061d2489b3b36f8bcd823ba98ad7f9d89c88aaaa1dbc214a91f9f3b281", kill_on_drop: false }`
[INFO] [stdout] b7b887061d2489b3b36f8bcd823ba98ad7f9d89c88aaaa1dbc214a91f9f3b281
