[INFO] cloning repository https://github.com/dsal3389/flow
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dsal3389/flow" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdsal3389%2Fflow", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdsal3389%2Fflow'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fc2ef0ef6bb6df9d7e695a25c91720555c926d3c
[INFO] testing dsal3389/flow against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdsal3389%2Fflow" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/dsal3389/flow
[INFO] finished tweaking git repo https://github.com/dsal3389/flow
[INFO] tweaked toml for git repo https://github.com/dsal3389/flow written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/dsal3389/flow on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/dsal3389/flow 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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0e63e2fb2b71f956a7210c8cff0b418855d4931faf00881c49f8555dbf73d431
[INFO] running `Command { std: "docker" "start" "-a" "0e63e2fb2b71f956a7210c8cff0b418855d4931faf00881c49f8555dbf73d431", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0e63e2fb2b71f956a7210c8cff0b418855d4931faf00881c49f8555dbf73d431", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e63e2fb2b71f956a7210c8cff0b418855d4931faf00881c49f8555dbf73d431", kill_on_drop: false }`
[INFO] [stdout] 0e63e2fb2b71f956a7210c8cff0b418855d4931faf00881c49f8555dbf73d431
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Copt-level=3" "-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 943248457e6fd8a05284e5c2128e7ee8f305b0404ba93703506a818eea7deceb
[INFO] running `Command { std: "docker" "start" "-a" "943248457e6fd8a05284e5c2128e7ee8f305b0404ba93703506a818eea7deceb", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling syn v2.0.102
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling fastrand v2.3.0
[INFO] [stderr]    Compiling rustix v1.0.7
[INFO] [stderr]    Compiling tracing-core v0.1.34
[INFO] [stderr]    Compiling linux-raw-sys v0.9.4
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]    Compiling linux-raw-sys v0.4.15
[INFO] [stderr]    Compiling futures-lite v2.6.0
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling indexmap v2.9.0
[INFO] [stderr]    Compiling event-listener v5.4.0
[INFO] [stderr]    Compiling piper v0.2.4
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling event-listener-strategy v0.5.4
[INFO] [stderr]    Compiling x11rb-protocol v0.13.1
[INFO] [stderr]    Compiling async-channel v2.3.1
[INFO] [stderr]    Compiling async-lock v3.4.0
[INFO] [stderr]    Compiling blocking v1.6.1
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling socket2 v0.5.10
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling memmap2 v0.9.5
[INFO] [stderr]    Compiling xkbcommon v0.8.0
[INFO] [stderr]    Compiling polling v3.8.0
[INFO] [stderr]    Compiling async-io v2.4.1
[INFO] [stderr]    Compiling x11rb v0.13.1
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling x11rb-async v0.13.1
[INFO] [stderr]    Compiling async-trait v0.1.88
[INFO] [stderr]    Compiling tokio v1.45.1
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling toml_datetime v0.6.11
[INFO] [stderr]    Compiling serde_spanned v0.6.9
[INFO] [stderr]    Compiling toml_edit v0.22.27
[INFO] [stderr]    Compiling toml v0.8.23
[INFO] [stderr]    Compiling flow v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Atom`, `ConfigureRequestEvent`, and `Property`
[INFO] [stdout]   --> src/wm.rs:12:54
[INFO] [stdout]    |
[INFO] [stdout] 12 |     KeyPressEvent, KeyReleaseEvent, MapRequestEvent, ConfigureRequestEvent, ModMask, Window,
[INFO] [stdout]    |                                                      ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 13 |     PropMode, Property, Atom, AtomEnum
[INFO] [stdout]    |               ^^^^^^^^  ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/wm.rs:142:9
[INFO] [stdout]     |
[INFO] [stdout] 118 | /         loop {
[INFO] [stdout] 119 | |             match self.connection.wait_for_event().await? {
[INFO] [stdout] 120 | |                 Event::KeyPress(event) => self.handle_key_press_event(event).await,
[INFO] [stdout] 121 | |                 Event::KeyRelease(event) => self.handle_key_release_event(event).await,
[INFO] [stdout] ...   |
[INFO] [stdout] 141 | |         }
[INFO] [stdout]     | |_________- any code following this expression is unreachable
[INFO] [stdout] 142 |           Ok(())
[INFO] [stdout]     |           ^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `connection` and `windows` are never read
[INFO] [stdout]   --> src/workspace.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 6  | pub struct Workspace<C>
[INFO] [stdout]    |            --------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 10 |     connection: Arc<C>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 11 |     windows: Vec<Window<C>>
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `connection` and `x11_window` are never read
[INFO] [stdout]   --> src/window.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout] 5  | pub struct Window<C>
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 9  |     connection: Arc<C>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 10 |     x11_window: X11Window
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/window.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | / impl<C> Window<C>
[INFO] [stdout] 14 | | where
[INFO] [stdout] 15 | |     C: Connection
[INFO] [stdout]    | |_________________- associated function in this implementation
[INFO] [stdout] 16 |   {
[INFO] [stdout] 17 |       pub fn new(connection: Arc<C>, window: X11Window) -> Self {
[INFO] [stdout]    |              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `max_keycode` is never read
[INFO] [stdout]   --> src/key.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub struct KeyState {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] 31 |     min_keycode: u8,
[INFO] [stdout] 32 |     max_keycode: u8,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `KeyState` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `workspaces` is never read
[INFO] [stdout]   --> src/wm.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub struct WindowManager<C>
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 42 |     workspaces: [Workspace<C>; 9],
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3m 47s
[INFO] running `Command { std: "docker" "inspect" "943248457e6fd8a05284e5c2128e7ee8f305b0404ba93703506a818eea7deceb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "943248457e6fd8a05284e5c2128e7ee8f305b0404ba93703506a818eea7deceb", kill_on_drop: false }`
[INFO] [stdout] 943248457e6fd8a05284e5c2128e7ee8f305b0404ba93703506a818eea7deceb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Copt-level=3" "-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9c8436224c75cf4a2fe2e7765ba7672d4e25aa3534b76a39b339034ee74ef85b
[INFO] running `Command { std: "docker" "start" "-a" "9c8436224c75cf4a2fe2e7765ba7672d4e25aa3534b76a39b339034ee74ef85b", kill_on_drop: false }`
[INFO] [stderr]    Compiling flow v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Atom`, `ConfigureRequestEvent`, and `Property`
[INFO] [stdout]   --> src/wm.rs:12:54
[INFO] [stdout]    |
[INFO] [stdout] 12 |     KeyPressEvent, KeyReleaseEvent, MapRequestEvent, ConfigureRequestEvent, ModMask, Window,
[INFO] [stdout]    |                                                      ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 13 |     PropMode, Property, Atom, AtomEnum
[INFO] [stdout]    |               ^^^^^^^^  ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/wm.rs:142:9
[INFO] [stdout]     |
[INFO] [stdout] 118 | /         loop {
[INFO] [stdout] 119 | |             match self.connection.wait_for_event().await? {
[INFO] [stdout] 120 | |                 Event::KeyPress(event) => self.handle_key_press_event(event).await,
[INFO] [stdout] 121 | |                 Event::KeyRelease(event) => self.handle_key_release_event(event).await,
[INFO] [stdout] ...   |
[INFO] [stdout] 141 | |         }
[INFO] [stdout]     | |_________- any code following this expression is unreachable
[INFO] [stdout] 142 |           Ok(())
[INFO] [stdout]     |           ^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `connection` and `windows` are never read
[INFO] [stdout]   --> src/workspace.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 6  | pub struct Workspace<C>
[INFO] [stdout]    |            --------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 10 |     connection: Arc<C>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 11 |     windows: Vec<Window<C>>
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `connection` and `x11_window` are never read
[INFO] [stdout]   --> src/window.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout] 5  | pub struct Window<C>
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 9  |     connection: Arc<C>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 10 |     x11_window: X11Window
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/window.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | / impl<C> Window<C>
[INFO] [stdout] 14 | | where
[INFO] [stdout] 15 | |     C: Connection
[INFO] [stdout]    | |_________________- associated function in this implementation
[INFO] [stdout] 16 |   {
[INFO] [stdout] 17 |       pub fn new(connection: Arc<C>, window: X11Window) -> Self {
[INFO] [stdout]    |              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `max_keycode` is never read
[INFO] [stdout]   --> src/key.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub struct KeyState {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] 31 |     min_keycode: u8,
[INFO] [stdout] 32 |     max_keycode: u8,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `KeyState` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `workspaces` is never read
[INFO] [stdout]   --> src/wm.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub struct WindowManager<C>
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 42 |     workspaces: [Workspace<C>; 9],
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Atom`, `ConfigureRequestEvent`, and `Property`
[INFO] [stdout]   --> src/wm.rs:12:54
[INFO] [stdout]    |
[INFO] [stdout] 12 |     KeyPressEvent, KeyReleaseEvent, MapRequestEvent, ConfigureRequestEvent, ModMask, Window,
[INFO] [stdout]    |                                                      ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 13 |     PropMode, Property, Atom, AtomEnum
[INFO] [stdout]    |               ^^^^^^^^  ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/wm.rs:142:9
[INFO] [stdout]     |
[INFO] [stdout] 118 | /         loop {
[INFO] [stdout] 119 | |             match self.connection.wait_for_event().await? {
[INFO] [stdout] 120 | |                 Event::KeyPress(event) => self.handle_key_press_event(event).await,
[INFO] [stdout] 121 | |                 Event::KeyRelease(event) => self.handle_key_release_event(event).await,
[INFO] [stdout] ...   |
[INFO] [stdout] 141 | |         }
[INFO] [stdout]     | |_________- any code following this expression is unreachable
[INFO] [stdout] 142 |           Ok(())
[INFO] [stdout]     |           ^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `connection` and `windows` are never read
[INFO] [stdout]   --> src/workspace.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 6  | pub struct Workspace<C>
[INFO] [stdout]    |            --------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 10 |     connection: Arc<C>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 11 |     windows: Vec<Window<C>>
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `connection` and `x11_window` are never read
[INFO] [stdout]   --> src/window.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout] 5  | pub struct Window<C>
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 9  |     connection: Arc<C>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 10 |     x11_window: X11Window
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/window.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | / impl<C> Window<C>
[INFO] [stdout] 14 | | where
[INFO] [stdout] 15 | |     C: Connection
[INFO] [stdout]    | |_________________- associated function in this implementation
[INFO] [stdout] 16 |   {
[INFO] [stdout] 17 |       pub fn new(connection: Arc<C>, window: X11Window) -> Self {
[INFO] [stdout]    |              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `max_keycode` is never read
[INFO] [stdout]   --> src/key.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub struct KeyState {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] 31 |     min_keycode: u8,
[INFO] [stdout] 32 |     max_keycode: u8,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `KeyState` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `workspaces` is never read
[INFO] [stdout]   --> src/wm.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub struct WindowManager<C>
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 42 |     workspaces: [Workspace<C>; 9],
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "9c8436224c75cf4a2fe2e7765ba7672d4e25aa3534b76a39b339034ee74ef85b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c8436224c75cf4a2fe2e7765ba7672d4e25aa3534b76a39b339034ee74ef85b", kill_on_drop: false }`
[INFO] [stdout] 9c8436224c75cf4a2fe2e7765ba7672d4e25aa3534b76a39b339034ee74ef85b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Copt-level=3" "-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2e98f4556da30350dd4ace870c1c0ed405c137d2e383f0cf096568578f53f70f
[INFO] running `Command { std: "docker" "start" "-a" "2e98f4556da30350dd4ace870c1c0ed405c137d2e383f0cf096568578f53f70f", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `Atom`, `ConfigureRequestEvent`, and `Property`
[INFO] [stderr]   --> src/wm.rs:12:54
[INFO] [stderr]    |
[INFO] [stderr] 12 |     KeyPressEvent, KeyReleaseEvent, MapRequestEvent, ConfigureRequestEvent, ModMask, Window,
[INFO] [stderr]    |                                                      ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 13 |     PropMode, Property, Atom, AtomEnum
[INFO] [stderr]    |               ^^^^^^^^  ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]    --> src/wm.rs:142:9
[INFO] [stderr]     |
[INFO] [stderr] 118 | /         loop {
[INFO] [stderr] 119 | |             match self.connection.wait_for_event().await? {
[INFO] [stderr] 120 | |                 Event::KeyPress(event) => self.handle_key_press_event(event).await,
[INFO] [stderr] 121 | |                 Event::KeyRelease(event) => self.handle_key_release_event(event).await,
[INFO] [stderr] ...   |
[INFO] [stderr] 141 | |         }
[INFO] [stderr]     | |_________- any code following this expression is unreachable
[INFO] [stderr] 142 |           Ok(())
[INFO] [stderr]     |           ^^^^^^ unreachable expression
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: fields `connection` and `windows` are never read
[INFO] [stderr]   --> src/workspace.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 6  | pub struct Workspace<C>
[INFO] [stderr]    |            --------- fields in this struct
[INFO] [stderr] ...
[INFO] [stderr] 10 |     connection: Arc<C>,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 11 |     windows: Vec<Window<C>>
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: fields `connection` and `x11_window` are never read
[INFO] [stderr]   --> src/window.rs:9:5
[INFO] [stderr]    |
[INFO] [stderr] 5  | pub struct Window<C>
[INFO] [stderr]    |            ------ fields in this struct
[INFO] [stderr] ...
[INFO] [stderr] 9  |     connection: Arc<C>,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 10 |     x11_window: X11Window
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> src/window.rs:17:12
[INFO] [stderr]    |
[INFO] [stderr] 13 | / impl<C> Window<C>
[INFO] [stderr] 14 | | where
[INFO] [stderr] 15 | |     C: Connection
[INFO] [stderr]    | |_________________- associated function in this implementation
[INFO] [stderr] 16 |   {
[INFO] [stderr] 17 |       pub fn new(connection: Arc<C>, window: X11Window) -> Self {
[INFO] [stderr]    |              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `max_keycode` is never read
[INFO] [stderr]   --> src/key.rs:32:5
[INFO] [stderr]    |
[INFO] [stderr] 30 | pub struct KeyState {
[INFO] [stderr]    |            -------- field in this struct
[INFO] [stderr] 31 |     min_keycode: u8,
[INFO] [stderr] 32 |     max_keycode: u8,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `KeyState` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: field `workspaces` is never read
[INFO] [stderr]   --> src/wm.rs:42:5
[INFO] [stderr]    |
[INFO] [stderr] 24 | pub struct WindowManager<C>
[INFO] [stderr]    |            ------------- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 42 |     workspaces: [Workspace<C>; 9],
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `flow` (lib) generated 7 warnings (run `cargo fix --lib -p flow` to apply 1 suggestion)
[INFO] [stderr] warning: `flow` (lib test) generated 7 warnings (7 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/flow-c434915b2074dc9b)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/flow-479c667d61d991ff)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests flow
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/key.rs - key::KeyState (line 22) ... FAILED
[INFO] [stdout] test src/key.rs - key::KeyState (line 14) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/key.rs - key::KeyState (line 22) stdout ----
[INFO] [stdout] error: expected one of `!` or `::`, found `=`
[INFO] [stdout]  --> src/key.rs:23:20
[INFO] [stdout]   |
[INFO] [stdout] 1 | keysym_per_keycode = 4; jumps of 4
[INFO] [stdout]   |                    ^ expected one of `!` or `::`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/key.rs - key::KeyState (line 14) stdout ----
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]  --> src/key.rs:15:1
[INFO] [stdout]   |
[INFO] [stdout] 2 |   fn main() { #[allow(non_snake_case)] fn _doctest_main_src_key_rs_14_0() {
[INFO] [stdout]   |                                                                          - help: try adding a return type: `-> [[i32; 4]; 2]`
[INFO] [stdout] 3 | / [
[INFO] [stdout] 4 | |     [1, 2, 3, 4],
[INFO] [stdout] 5 | |     [5, 6, 7, 8]
[INFO] [stdout] 6 | | ]
[INFO] [stdout]   | |_^ expected `()`, found `[[{integer}; 4]; 2]`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/key.rs - key::KeyState (line 14)
[INFO] [stdout]     src/key.rs - key::KeyState (line 22)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.30s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "2e98f4556da30350dd4ace870c1c0ed405c137d2e383f0cf096568578f53f70f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e98f4556da30350dd4ace870c1c0ed405c137d2e383f0cf096568578f53f70f", kill_on_drop: false }`
[INFO] [stdout] 2e98f4556da30350dd4ace870c1c0ed405c137d2e383f0cf096568578f53f70f
