[INFO] fetching crate cheval 0.2.0-alpha...
[INFO] testing cheval-0.2.0-alpha against 1.90.0 for beta-1.91-2
[INFO] extracting crate cheval 0.2.0-alpha into /workspace/builds/worker-0-tc1/source
[INFO] removed /workspace/builds/worker-0-tc1/source/.cargo/config
[INFO] started tweaking crates.io crate cheval 0.2.0-alpha
[INFO] finished tweaking crates.io crate cheval 0.2.0-alpha
[INFO] tweaked toml for crates.io crate cheval 0.2.0-alpha written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate cheval 0.2.0-alpha on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate cheval 0.2.0-alpha 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" "+1.90.0" "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-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 43ecbdb39a2023492cdcdc7d7364ec6b651113a5487390518cd5e9263d46801f
[INFO] running `Command { std: "docker" "start" "-a" "43ecbdb39a2023492cdcdc7d7364ec6b651113a5487390518cd5e9263d46801f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "43ecbdb39a2023492cdcdc7d7364ec6b651113a5487390518cd5e9263d46801f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43ecbdb39a2023492cdcdc7d7364ec6b651113a5487390518cd5e9263d46801f", kill_on_drop: false }`
[INFO] [stdout] 43ecbdb39a2023492cdcdc7d7364ec6b651113a5487390518cd5e9263d46801f
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 78d254bb201dae966e6ac5bb975e1578709661a9fbc1e12a41451a96215b9b37
[INFO] running `Command { std: "docker" "start" "-a" "78d254bb201dae966e6ac5bb975e1578709661a9fbc1e12a41451a96215b9b37", kill_on_drop: false }`
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[INFO] [stderr]    Compiling bytemuck v1.9.1
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling notify v4.0.17
[INFO] [stderr]    Compiling tracing-attributes v0.1.20
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling actix-macros v0.2.3
[INFO] [stderr]    Compiling time-macros-impl v0.1.2
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]    Compiling actix-web-codegen v4.0.0
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]    Compiling actix-rt v2.7.0
[INFO] [stderr]    Compiling time-macros v0.1.1
[INFO] [stderr]    Compiling tracing-test-macro v0.2.1
[INFO] [stderr]    Compiling image v0.23.14
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling rusttype v0.9.2
[INFO] [stderr]    Compiling css-color v0.1.1
[INFO] [stderr]    Compiling path-calculate v0.1.3
[INFO] [stderr]    Compiling tracing v0.1.32
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling tokio-util v0.7.1
[INFO] [stderr]    Compiling tracing-subscriber v0.3.10
[INFO] [stderr]    Compiling tokio v0.2.25
[INFO] [stderr]    Compiling hhmmss v0.1.0
[INFO] [stderr]    Compiling actix-codec v0.5.0
[INFO] [stderr]    Compiling tracing-test v0.2.1
[INFO] [stderr]    Compiling local-channel v0.1.2
[INFO] [stderr]    Compiling h2 v0.3.13
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling serde_yaml v0.8.23
[INFO] [stderr]    Compiling actix-server v2.1.1
[INFO] [stderr]    Compiling futures-executor v0.3.21
[INFO] [stderr]    Compiling futures v0.3.21
[INFO] [stderr]    Compiling expresso v0.2.5
[INFO] [stderr]    Compiling zstd v0.10.0+zstd.1.5.2
[INFO] [stderr]    Compiling actix-http v3.0.4
[INFO] [stderr]    Compiling actix-web v4.0.1
[INFO] [stdout] warning: unused import: `futures::select`
[INFO] [stdout]  --> src/file_cache.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use futures::select;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `minifb`
[INFO] [stdout]   --> src/window.rs:91:7
[INFO] [stdout]    |
[INFO] [stdout] 91 | #[cfg(minifb)]
[INFO] [stdout]    |       ^^^^^^ help: found config with similar value: `feature = "minifb"`
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `docsrs`, `feature`, and `test` and 31 more
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(minifb)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(minifb)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `minifb`
[INFO] [stdout]   --> src/window.rs:93:7
[INFO] [stdout]    |
[INFO] [stdout] 93 | #[cfg(minifb)]
[INFO] [stdout]    |       ^^^^^^ help: found config with similar value: `feature = "minifb"`
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(minifb)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(minifb)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `framebuffer`
[INFO] [stdout]   --> src/window.rs:96:7
[INFO] [stdout]    |
[INFO] [stdout] 96 | #[cfg(framebuffer)]
[INFO] [stdout]    |       ^^^^^^^^^^^ help: found config with similar value: `feature = "framebuffer"`
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(framebuffer)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(framebuffer)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `framebuffer`
[INFO] [stdout]   --> src/window.rs:98:7
[INFO] [stdout]    |
[INFO] [stdout] 98 | #[cfg(framebuffer)]
[INFO] [stdout]    |       ^^^^^^^^^^^ help: found config with similar value: `feature = "framebuffer"`
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(framebuffer)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(framebuffer)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `minifb`
[INFO] [stdout]   --> src/window.rs:52:11
[INFO] [stdout]    |
[INFO] [stdout] 52 |         if cfg!(minifb) {
[INFO] [stdout]    |                 ^^^^^^ help: found config with similar value: `feature = "minifb"`
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(minifb)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(minifb)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `framebuffer`
[INFO] [stdout]   --> src/window.rs:54:18
[INFO] [stdout]    |
[INFO] [stdout] 54 |         } else if cfg!(framebuffer) {
[INFO] [stdout]    |                        ^^^^^^^^^^^ help: found config with similar value: `feature = "framebuffer"`
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(framebuffer)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(framebuffer)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `minifb`
[INFO] [stdout]   --> src/window.rs:69:10
[INFO] [stdout]    |
[INFO] [stdout] 69 |             #[cfg(minifb)]
[INFO] [stdout]    |                   ^^^^^^ help: found config with similar value: `feature = "minifb"`
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(minifb)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(minifb)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `framebuffer`
[INFO] [stdout]   --> src/window.rs:71:10
[INFO] [stdout]    |
[INFO] [stdout] 71 |             #[cfg(framebuffer)]
[INFO] [stdout]    |                   ^^^^^^^^^^^ help: found config with similar value: `feature = "framebuffer"`
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(framebuffer)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(framebuffer)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `window_layout::WindowLayout`
[INFO] [stdout]    --> src/window.rs:105:5
[INFO] [stdout]     |
[INFO] [stdout] 105 | use window_layout::WindowLayout;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `window_layout::WindowLayoutWindowConfig`
[INFO] [stdout]    --> src/window.rs:106:5
[INFO] [stdout]     |
[INFO] [stdout] 106 | use window_layout::WindowLayoutWindowConfig;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `old_page_no` is never read
[INFO] [stdout]    --> src/cheval.rs:780:11
[INFO] [stdout]     |
[INFO] [stdout] 780 |         let mut old_page_no = None;
[INFO] [stdout]     |                 ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `new_page_no` is never read
[INFO] [stdout]    --> src/cheval.rs:781:11
[INFO] [stdout]     |
[INFO] [stdout] 781 |         let mut new_page_no = None;
[INFO] [stdout]     |                 ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `old_page_no` is never read
[INFO] [stdout]    --> src/cheval.rs:809:11
[INFO] [stdout]     |
[INFO] [stdout] 809 |         let mut old_page_no = None;
[INFO] [stdout]     |                 ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `window_title`
[INFO] [stdout]   --> src/window.rs:62:3
[INFO] [stdout]    |
[INFO] [stdout] 62 |         window_title: &str,
[INFO] [stdout]    |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_window_title`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `window_mode`
[INFO] [stdout]   --> src/window.rs:64:3
[INFO] [stdout]    |
[INFO] [stdout] 64 |         window_mode: &WindowMode,
[INFO] [stdout]    |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_window_mode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `base_path` is never used
[INFO] [stdout]    --> src/file_cache.rs:454:9
[INFO] [stdout]     |
[INFO] [stdout] 408 | impl FileCacheInternal {
[INFO] [stdout]     | ---------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 454 |     pub fn base_path(&self) -> &Path {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `WindowLayoutWindowConfig` is never constructed
[INFO] [stdout]  --> src/window/window_layout.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct WindowLayoutWindowConfig {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `WindowLayout` is never constructed
[INFO] [stdout]   --> src/window/window_layout.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct WindowLayout {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `load` and `save` are never used
[INFO] [stdout]   --> src/window/window_layout.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 18 | impl WindowLayout {
[INFO] [stdout]    | ----------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 26 |     pub fn load(&mut self, filename: &Path) -> anyhow::Result<()> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 40 |     pub fn save(&self, filename: &Path) -> anyhow::Result<()> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/file_cache.rs:284:8
[INFO] [stdout]     |
[INFO] [stdout] 284 |                             internal.lock().unwrap().update_entry(&full_path, entry); //?;
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 284 |                             let _ = internal.lock().unwrap().update_entry(&full_path, entry); //?;
[INFO] [stdout]     |                             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/image_element.rs:53:3
[INFO] [stdout]    |
[INFO] [stdout] 53 |         self.image_sequence.load(context.file_cache()); //?;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 53 |         let _ = self.image_sequence.load(context.file_cache()); //?;
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 04s
[INFO] running `Command { std: "docker" "inspect" "78d254bb201dae966e6ac5bb975e1578709661a9fbc1e12a41451a96215b9b37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78d254bb201dae966e6ac5bb975e1578709661a9fbc1e12a41451a96215b9b37", kill_on_drop: false }`
[INFO] [stdout] 78d254bb201dae966e6ac5bb975e1578709661a9fbc1e12a41451a96215b9b37
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2d0a60f3a089e6e4eaa2cdae1c964f9bb18cb6340d5d0a75e700befbaf004179
[INFO] running `Command { std: "docker" "start" "-a" "2d0a60f3a089e6e4eaa2cdae1c964f9bb18cb6340d5d0a75e700befbaf004179", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `futures::select`
[INFO] [stdout]  --> src/file_cache.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use futures::select;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `minifb`
[INFO] [stdout]   --> src/window.rs:91:7
[INFO] [stdout]    |
[INFO] [stdout] 91 | #[cfg(minifb)]
[INFO] [stdout]    |       ^^^^^^ help: found config with similar value: `feature = "minifb"`
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `docsrs`, `feature`, and `test` and 31 more
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(minifb)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(minifb)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `minifb`
[INFO] [stdout]   --> src/window.rs:93:7
[INFO] [stdout]    |
[INFO] [stdout] 93 | #[cfg(minifb)]
[INFO] [stdout]    |       ^^^^^^ help: found config with similar value: `feature = "minifb"`
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(minifb)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(minifb)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `framebuffer`
[INFO] [stdout]   --> src/window.rs:96:7
[INFO] [stdout]    |
[INFO] [stdout] 96 | #[cfg(framebuffer)]
[INFO] [stdout]    |       ^^^^^^^^^^^ help: found config with similar value: `feature = "framebuffer"`
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(framebuffer)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(framebuffer)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling cheval v0.2.0-alpha (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition name: `framebuffer`
[INFO] [stdout]   --> src/window.rs:98:7
[INFO] [stdout]    |
[INFO] [stdout] 98 | #[cfg(framebuffer)]
[INFO] [stdout]    |       ^^^^^^^^^^^ help: found config with similar value: `feature = "framebuffer"`
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(framebuffer)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(framebuffer)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `minifb`
[INFO] [stdout]   --> src/window.rs:52:11
[INFO] [stdout]    |
[INFO] [stdout] 52 |         if cfg!(minifb) {
[INFO] [stdout]    |                 ^^^^^^ help: found config with similar value: `feature = "minifb"`
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(minifb)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(minifb)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `framebuffer`
[INFO] [stdout]   --> src/window.rs:54:18
[INFO] [stdout]    |
[INFO] [stdout] 54 |         } else if cfg!(framebuffer) {
[INFO] [stdout]    |                        ^^^^^^^^^^^ help: found config with similar value: `feature = "framebuffer"`
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(framebuffer)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(framebuffer)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `minifb`
[INFO] [stdout]   --> src/window.rs:69:10
[INFO] [stdout]    |
[INFO] [stdout] 69 |             #[cfg(minifb)]
[INFO] [stdout]    |                   ^^^^^^ help: found config with similar value: `feature = "minifb"`
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(minifb)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(minifb)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `framebuffer`
[INFO] [stdout]   --> src/window.rs:71:10
[INFO] [stdout]    |
[INFO] [stdout] 71 |             #[cfg(framebuffer)]
[INFO] [stdout]    |                   ^^^^^^^^^^^ help: found config with similar value: `feature = "framebuffer"`
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(framebuffer)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(framebuffer)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `window_layout::WindowLayout`
[INFO] [stdout]    --> src/window.rs:105:5
[INFO] [stdout]     |
[INFO] [stdout] 105 | use window_layout::WindowLayout;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `window_layout::WindowLayoutWindowConfig`
[INFO] [stdout]    --> src/window.rs:106:5
[INFO] [stdout]     |
[INFO] [stdout] 106 | use window_layout::WindowLayoutWindowConfig;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `old_page_no` is never read
[INFO] [stdout]    --> src/cheval.rs:780:11
[INFO] [stdout]     |
[INFO] [stdout] 780 |         let mut old_page_no = None;
[INFO] [stdout]     |                 ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `new_page_no` is never read
[INFO] [stdout]    --> src/cheval.rs:781:11
[INFO] [stdout]     |
[INFO] [stdout] 781 |         let mut new_page_no = None;
[INFO] [stdout]     |                 ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `old_page_no` is never read
[INFO] [stdout]    --> src/cheval.rs:809:11
[INFO] [stdout]     |
[INFO] [stdout] 809 |         let mut old_page_no = None;
[INFO] [stdout]     |                 ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `window_title`
[INFO] [stdout]   --> src/window.rs:62:3
[INFO] [stdout]    |
[INFO] [stdout] 62 |         window_title: &str,
[INFO] [stdout]    |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_window_title`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `window_mode`
[INFO] [stdout]   --> src/window.rs:64:3
[INFO] [stdout]    |
[INFO] [stdout] 64 |         window_mode: &WindowMode,
[INFO] [stdout]    |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_window_mode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `base_path` is never used
[INFO] [stdout]    --> src/file_cache.rs:454:9
[INFO] [stdout]     |
[INFO] [stdout] 408 | impl FileCacheInternal {
[INFO] [stdout]     | ---------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 454 |     pub fn base_path(&self) -> &Path {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `WindowLayoutWindowConfig` is never constructed
[INFO] [stdout]  --> src/window/window_layout.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct WindowLayoutWindowConfig {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `WindowLayout` is never constructed
[INFO] [stdout]   --> src/window/window_layout.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct WindowLayout {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `load` and `save` are never used
[INFO] [stdout]   --> src/window/window_layout.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 18 | impl WindowLayout {
[INFO] [stdout]    | ----------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 26 |     pub fn load(&mut self, filename: &Path) -> anyhow::Result<()> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 40 |     pub fn save(&self, filename: &Path) -> anyhow::Result<()> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/file_cache.rs:284:8
[INFO] [stdout]     |
[INFO] [stdout] 284 |                             internal.lock().unwrap().update_entry(&full_path, entry); //?;
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 284 |                             let _ = internal.lock().unwrap().update_entry(&full_path, entry); //?;
[INFO] [stdout]     |                             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/image_element.rs:53:3
[INFO] [stdout]    |
[INFO] [stdout] 53 |         self.image_sequence.load(context.file_cache()); //?;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 53 |         let _ = self.image_sequence.load(context.file_cache()); //?;
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `futures::select`
[INFO] [stdout]  --> src/file_cache.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use futures::select;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `minifb`
[INFO] [stdout]   --> src/window.rs:91:7
[INFO] [stdout]    |
[INFO] [stdout] 91 | #[cfg(minifb)]
[INFO] [stdout]    |       ^^^^^^ help: found config with similar value: `feature = "minifb"`
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `docsrs`, `feature`, and `test` and 31 more
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(minifb)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(minifb)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `minifb`
[INFO] [stdout]   --> src/window.rs:93:7
[INFO] [stdout]    |
[INFO] [stdout] 93 | #[cfg(minifb)]
[INFO] [stdout]    |       ^^^^^^ help: found config with similar value: `feature = "minifb"`
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(minifb)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(minifb)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `framebuffer`
[INFO] [stdout]   --> src/window.rs:96:7
[INFO] [stdout]    |
[INFO] [stdout] 96 | #[cfg(framebuffer)]
[INFO] [stdout]    |       ^^^^^^^^^^^ help: found config with similar value: `feature = "framebuffer"`
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(framebuffer)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(framebuffer)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `framebuffer`
[INFO] [stdout]   --> src/window.rs:98:7
[INFO] [stdout]    |
[INFO] [stdout] 98 | #[cfg(framebuffer)]
[INFO] [stdout]    |       ^^^^^^^^^^^ help: found config with similar value: `feature = "framebuffer"`
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(framebuffer)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(framebuffer)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `minifb`
[INFO] [stdout]   --> src/window.rs:52:11
[INFO] [stdout]    |
[INFO] [stdout] 52 |         if cfg!(minifb) {
[INFO] [stdout]    |                 ^^^^^^ help: found config with similar value: `feature = "minifb"`
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(minifb)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(minifb)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `framebuffer`
[INFO] [stdout]   --> src/window.rs:54:18
[INFO] [stdout]    |
[INFO] [stdout] 54 |         } else if cfg!(framebuffer) {
[INFO] [stdout]    |                        ^^^^^^^^^^^ help: found config with similar value: `feature = "framebuffer"`
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(framebuffer)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(framebuffer)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `minifb`
[INFO] [stdout]   --> src/window.rs:69:10
[INFO] [stdout]    |
[INFO] [stdout] 69 |             #[cfg(minifb)]
[INFO] [stdout]    |                   ^^^^^^ help: found config with similar value: `feature = "minifb"`
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(minifb)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(minifb)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `framebuffer`
[INFO] [stdout]   --> src/window.rs:71:10
[INFO] [stdout]    |
[INFO] [stdout] 71 |             #[cfg(framebuffer)]
[INFO] [stdout]    |                   ^^^^^^^^^^^ help: found config with similar value: `feature = "framebuffer"`
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(framebuffer)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(framebuffer)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `window_layout::WindowLayout`
[INFO] [stdout]    --> src/window.rs:105:5
[INFO] [stdout]     |
[INFO] [stdout] 105 | use window_layout::WindowLayout;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `window_layout::WindowLayoutWindowConfig`
[INFO] [stdout]    --> src/window.rs:106:5
[INFO] [stdout]     |
[INFO] [stdout] 106 | use window_layout::WindowLayoutWindowConfig;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `old_page_no` is never read
[INFO] [stdout]    --> src/cheval.rs:780:11
[INFO] [stdout]     |
[INFO] [stdout] 780 |         let mut old_page_no = None;
[INFO] [stdout]     |                 ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `new_page_no` is never read
[INFO] [stdout]    --> src/cheval.rs:781:11
[INFO] [stdout]     |
[INFO] [stdout] 781 |         let mut new_page_no = None;
[INFO] [stdout]     |                 ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `old_page_no` is never read
[INFO] [stdout]    --> src/cheval.rs:809:11
[INFO] [stdout]     |
[INFO] [stdout] 809 |         let mut old_page_no = None;
[INFO] [stdout]     |                 ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `window_title`
[INFO] [stdout]   --> src/window.rs:62:3
[INFO] [stdout]    |
[INFO] [stdout] 62 |         window_title: &str,
[INFO] [stdout]    |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_window_title`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `window_mode`
[INFO] [stdout]   --> src/window.rs:64:3
[INFO] [stdout]    |
[INFO] [stdout] 64 |         window_mode: &WindowMode,
[INFO] [stdout]    |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_window_mode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `base_path` is never used
[INFO] [stdout]    --> src/file_cache.rs:454:9
[INFO] [stdout]     |
[INFO] [stdout] 408 | impl FileCacheInternal {
[INFO] [stdout]     | ---------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 454 |     pub fn base_path(&self) -> &Path {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `WindowLayoutWindowConfig` is never constructed
[INFO] [stdout]  --> src/window/window_layout.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct WindowLayoutWindowConfig {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `WindowLayout` is never constructed
[INFO] [stdout]   --> src/window/window_layout.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct WindowLayout {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `load` and `save` are never used
[INFO] [stdout]   --> src/window/window_layout.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 18 | impl WindowLayout {
[INFO] [stdout]    | ----------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 26 |     pub fn load(&mut self, filename: &Path) -> anyhow::Result<()> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 40 |     pub fn save(&self, filename: &Path) -> anyhow::Result<()> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/file_cache.rs:284:8
[INFO] [stdout]     |
[INFO] [stdout] 284 |                             internal.lock().unwrap().update_entry(&full_path, entry); //?;
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 284 |                             let _ = internal.lock().unwrap().update_entry(&full_path, entry); //?;
[INFO] [stdout]     |                             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/image_element.rs:53:3
[INFO] [stdout]    |
[INFO] [stdout] 53 |         self.image_sequence.load(context.file_cache()); //?;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 53 |         let _ = self.image_sequence.load(context.file_cache()); //?;
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.14s
[INFO] running `Command { std: "docker" "inspect" "2d0a60f3a089e6e4eaa2cdae1c964f9bb18cb6340d5d0a75e700befbaf004179", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d0a60f3a089e6e4eaa2cdae1c964f9bb18cb6340d5d0a75e700befbaf004179", kill_on_drop: false }`
[INFO] [stdout] 2d0a60f3a089e6e4eaa2cdae1c964f9bb18cb6340d5d0a75e700befbaf004179
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6cfa5ad0f690033875967fb54ed072e23f20430f8d9e06749208250cfbaef11e
[INFO] running `Command { std: "docker" "start" "-a" "6cfa5ad0f690033875967fb54ed072e23f20430f8d9e06749208250cfbaef11e", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `futures::select`
[INFO] [stderr]  --> src/file_cache.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use futures::select;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `minifb`
[INFO] [stderr]   --> src/window.rs:91:7
[INFO] [stderr]    |
[INFO] [stderr] 91 | #[cfg(minifb)]
[INFO] [stderr]    |       ^^^^^^ help: found config with similar value: `feature = "minifb"`
[INFO] [stderr]    |
[INFO] [stderr]    = help: expected names are: `docsrs`, `feature`, and `test` and 31 more
[INFO] [stderr]    = help: consider using a Cargo feature instead
[INFO] [stderr]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]             [lints.rust]
[INFO] [stderr]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(minifb)'] }
[INFO] [stderr]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(minifb)");` to the top of the `build.rs`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `minifb`
[INFO] [stderr]   --> src/window.rs:93:7
[INFO] [stderr]    |
[INFO] [stderr] 93 | #[cfg(minifb)]
[INFO] [stderr]    |       ^^^^^^ help: found config with similar value: `feature = "minifb"`
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider using a Cargo feature instead
[INFO] [stderr]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]             [lints.rust]
[INFO] [stderr]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(minifb)'] }
[INFO] [stderr]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(minifb)");` to the top of the `build.rs`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `framebuffer`
[INFO] [stderr]   --> src/window.rs:96:7
[INFO] [stderr]    |
[INFO] [stderr] 96 | #[cfg(framebuffer)]
[INFO] [stderr]    |       ^^^^^^^^^^^ help: found config with similar value: `feature = "framebuffer"`
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider using a Cargo feature instead
[INFO] [stderr]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]             [lints.rust]
[INFO] [stderr]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(framebuffer)'] }
[INFO] [stderr]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(framebuffer)");` to the top of the `build.rs`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `framebuffer`
[INFO] [stderr]   --> src/window.rs:98:7
[INFO] [stderr]    |
[INFO] [stderr] 98 | #[cfg(framebuffer)]
[INFO] [stderr]    |       ^^^^^^^^^^^ help: found config with similar value: `feature = "framebuffer"`
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider using a Cargo feature instead
[INFO] [stderr]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]             [lints.rust]
[INFO] [stderr]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(framebuffer)'] }
[INFO] [stderr]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(framebuffer)");` to the top of the `build.rs`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `minifb`
[INFO] [stderr]   --> src/window.rs:52:11
[INFO] [stderr]    |
[INFO] [stderr] 52 |         if cfg!(minifb) {
[INFO] [stderr]    |                 ^^^^^^ help: found config with similar value: `feature = "minifb"`
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider using a Cargo feature instead
[INFO] [stderr]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]             [lints.rust]
[INFO] [stderr]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(minifb)'] }
[INFO] [stderr]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(minifb)");` to the top of the `build.rs`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `framebuffer`
[INFO] [stderr]   --> src/window.rs:54:18
[INFO] [stderr]    |
[INFO] [stderr] 54 |         } else if cfg!(framebuffer) {
[INFO] [stderr]    |                        ^^^^^^^^^^^ help: found config with similar value: `feature = "framebuffer"`
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider using a Cargo feature instead
[INFO] [stderr]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]             [lints.rust]
[INFO] [stderr]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(framebuffer)'] }
[INFO] [stderr]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(framebuffer)");` to the top of the `build.rs`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `minifb`
[INFO] [stderr]   --> src/window.rs:69:10
[INFO] [stderr]    |
[INFO] [stderr] 69 |             #[cfg(minifb)]
[INFO] [stderr]    |                   ^^^^^^ help: found config with similar value: `feature = "minifb"`
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider using a Cargo feature instead
[INFO] [stderr]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]             [lints.rust]
[INFO] [stderr]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(minifb)'] }
[INFO] [stderr]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(minifb)");` to the top of the `build.rs`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `framebuffer`
[INFO] [stderr]   --> src/window.rs:71:10
[INFO] [stderr]    |
[INFO] [stderr] 71 |             #[cfg(framebuffer)]
[INFO] [stderr]    |                   ^^^^^^^^^^^ help: found config with similar value: `feature = "framebuffer"`
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider using a Cargo feature instead
[INFO] [stderr]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]             [lints.rust]
[INFO] [stderr]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(framebuffer)'] }
[INFO] [stderr]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(framebuffer)");` to the top of the `build.rs`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `window_layout::WindowLayout`
[INFO] [stderr]    --> src/window.rs:105:5
[INFO] [stderr]     |
[INFO] [stderr] 105 | use window_layout::WindowLayout;
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `window_layout::WindowLayoutWindowConfig`
[INFO] [stderr]    --> src/window.rs:106:5
[INFO] [stderr]     |
[INFO] [stderr] 106 | use window_layout::WindowLayoutWindowConfig;
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `old_page_no` is never read
[INFO] [stderr]    --> src/cheval.rs:780:11
[INFO] [stderr]     |
[INFO] [stderr] 780 |         let mut old_page_no = None;
[INFO] [stderr]     |                 ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `new_page_no` is never read
[INFO] [stderr]    --> src/cheval.rs:781:11
[INFO] [stderr]     |
[INFO] [stderr] 781 |         let mut new_page_no = None;
[INFO] [stderr]     |                 ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `old_page_no` is never read
[INFO] [stderr]    --> src/cheval.rs:809:11
[INFO] [stderr]     |
[INFO] [stderr] 809 |         let mut old_page_no = None;
[INFO] [stderr]     |                 ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `window_title`
[INFO] [stderr]   --> src/window.rs:62:3
[INFO] [stderr]    |
[INFO] [stderr] 62 |         window_title: &str,
[INFO] [stderr]    |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_window_title`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `window_mode`
[INFO] [stderr]   --> src/window.rs:64:3
[INFO] [stderr]    |
[INFO] [stderr] 64 |         window_mode: &WindowMode,
[INFO] [stderr]    |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_window_mode`
[INFO] [stderr] 
[INFO] [stderr] warning: method `base_path` is never used
[INFO] [stderr]    --> src/file_cache.rs:454:9
[INFO] [stderr]     |
[INFO] [stderr] 408 | impl FileCacheInternal {
[INFO] [stderr]     | ---------------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 454 |     pub fn base_path(&self) -> &Path {
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `WindowLayoutWindowConfig` is never constructed
[INFO] [stderr]  --> src/window/window_layout.rs:7:12
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub struct WindowLayoutWindowConfig {
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `WindowLayout` is never constructed
[INFO] [stderr]   --> src/window/window_layout.rs:13:12
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub struct WindowLayout {
[INFO] [stderr]    |            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `load` and `save` are never used
[INFO] [stderr]   --> src/window/window_layout.rs:26:9
[INFO] [stderr]    |
[INFO] [stderr] 18 | impl WindowLayout {
[INFO] [stderr]    | ----------------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 26 |     pub fn load(&mut self, filename: &Path) -> anyhow::Result<()> {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 40 |     pub fn save(&self, filename: &Path) -> anyhow::Result<()> {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/file_cache.rs:284:8
[INFO] [stderr]     |
[INFO] [stderr] 284 |                             internal.lock().unwrap().update_entry(&full_path, entry); //?;
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 284 |                             let _ = internal.lock().unwrap().update_entry(&full_path, entry); //?;
[INFO] [stderr]     |                             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/image_element.rs:53:3
[INFO] [stderr]    |
[INFO] [stderr] 53 |         self.image_sequence.load(context.file_cache()); //?;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 53 |         let _ = self.image_sequence.load(context.file_cache()); //?;
[INFO] [stderr]    |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `cheval` (lib) generated 22 warnings (run `cargo fix --lib -p cheval` to apply 3 suggestions)
[INFO] [stderr] warning: `cheval` (lib test) generated 22 warnings (22 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.30s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/cheval-45c42bda7e1b51ad)
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test context::tests::select_next_variable_without_prefix ... ok
[INFO] [stdout] test context::tests::select_next_variable_with_prefix ... ok
[INFO] [stdout] test file_cache::test::file_cache_can_load_and_update_file_in_watch_mode_with_block_on_initial_load_disabled ... FAILED
[INFO] [stdout] test context::tests::select_next_variable_works_without_variables ... ok
[INFO] [stdout] test file_cache::test::file_cache_can_load_and_update_file_in_poll_mode_with_block_on_initial_load_disabled ... FAILED
[INFO] [stdout] test pixel::tests::apply_alpha_works ... ok
[INFO] [stdout] test file_cache::test::file_cache_can_update_vector_clock_for_binary_file_in_watch_mode_with_block_on_initial_load_disabled ... FAILED
[INFO] [stdout] test file_cache::test::file_cache_can_load_file_with_block_on_initial_load_enabled ... ok
[INFO] [stdout] test pixel::tests::blending_with_alpha_works ... ok
[INFO] [stdout] test file_cache::test::file_cache_can_load_file_in_poll_mode_with_block_on_initial_load_enabled ... ok
[INFO] [stdout] test pixel::tests::mix_byte_works ... ok
[INFO] [stdout] test file_cache::test::file_cache_can_update_vector_clock_for_binary_file_out_of_tree_in_watch_mode_with_block_on_initial_load_disabled ... FAILED
[INFO] [stdout] test file_cache::test::file_cache_can_update_vector_clock_in_watch_mode_with_block_on_initial_load_disabled ... FAILED
[INFO] [stdout] test file_cache::test::file_cache_can_load_file_in_poll_mode_with_block_on_initial_load_disabled ... ok
[INFO] [stdout] test file_cache::test::file_cache_can_load_file_with_block_on_initial_load_disabled ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- file_cache::test::file_cache_can_load_and_update_file_in_watch_mode_with_block_on_initial_load_disabled stdout ----
[INFO] [stdout] Error: Read-only file system (os error 30)
[INFO] [stdout] 
[INFO] [stdout] ---- file_cache::test::file_cache_can_load_and_update_file_in_poll_mode_with_block_on_initial_load_disabled stdout ----
[INFO] [stdout] Error: Read-only file system (os error 30)
[INFO] [stdout] 
[INFO] [stdout] ---- file_cache::test::file_cache_can_update_vector_clock_for_binary_file_in_watch_mode_with_block_on_initial_load_disabled stdout ----
[INFO] [stdout] Error: Read-only file system (os error 30)
[INFO] [stdout] 
[INFO] [stdout] ---- file_cache::test::file_cache_can_update_vector_clock_for_binary_file_out_of_tree_in_watch_mode_with_block_on_initial_load_disabled stdout ----
[INFO] [stdout] Error: Read-only file system (os error 30)
[INFO] [stdout] 
[INFO] [stdout] ---- file_cache::test::file_cache_can_update_vector_clock_in_watch_mode_with_block_on_initial_load_disabled stdout ----
[INFO] [stdout] Error: Read-only file system (os error 30)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     file_cache::test::file_cache_can_load_and_update_file_in_poll_mode_with_block_on_initial_load_disabled
[INFO] [stdout]     file_cache::test::file_cache_can_load_and_update_file_in_watch_mode_with_block_on_initial_load_disabled
[INFO] [stdout]     file_cache::test::file_cache_can_update_vector_clock_for_binary_file_in_watch_mode_with_block_on_initial_load_disabled
[INFO] [stdout]     file_cache::test::file_cache_can_update_vector_clock_for_binary_file_out_of_tree_in_watch_mode_with_block_on_initial_load_disabled
[INFO] [stdout]     file_cache::test::file_cache_can_update_vector_clock_in_watch_mode_with_block_on_initial_load_disabled
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 10 passed; 5 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.41s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "6cfa5ad0f690033875967fb54ed072e23f20430f8d9e06749208250cfbaef11e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cfa5ad0f690033875967fb54ed072e23f20430f8d9e06749208250cfbaef11e", kill_on_drop: false }`
[INFO] [stdout] 6cfa5ad0f690033875967fb54ed072e23f20430f8d9e06749208250cfbaef11e
