[INFO] fetching crate fumarole 0.1.23... [INFO] checking fumarole-0.1.23 against master#ff1737bb00913444173658b4e0b274fd79aabf66 for pr-132712-1 [INFO] extracting crate fumarole 0.1.23 into /workspace/builds/worker-3-tc1/source [INFO] validating manifest of crates.io crate fumarole 0.1.23 on toolchain ff1737bb00913444173658b4e0b274fd79aabf66 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate fumarole 0.1.23 [INFO] finished tweaking crates.io crate fumarole 0.1.23 [INFO] tweaked toml for crates.io crate fumarole 0.1.23 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate crates.io crate fumarole 0.1.23 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" "+ff1737bb00913444173658b4e0b274fd79aabf66" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded rusttype v0.3.0 [INFO] [stderr] Downloaded stb_truetype v0.2.8 [INFO] [stderr] Downloaded ordered-float v0.5.2 [INFO] [stderr] Downloaded png v0.15.3 [INFO] [stderr] Downloaded num-rational v0.2.3 [INFO] [stderr] Downloaded tiff v0.3.1 [INFO] [stderr] Downloaded takeable-option v0.5.0 [INFO] [stderr] Downloaded hermit-abi v0.1.6 [INFO] [stderr] Downloaded memoffset v0.5.3 [INFO] [stderr] Downloaded lock_api v0.3.3 [INFO] [stderr] Downloaded crossbeam-deque v0.7.2 [INFO] [stderr] Downloaded dispatch v0.1.4 [INFO] [stderr] Downloaded rusttype v0.8.2 [INFO] [stderr] Downloaded xml-rs v0.8.0 [INFO] [stderr] Downloaded glutin v0.22.0-alpha6 [INFO] [stderr] Downloaded backtrace v0.3.43 [INFO] [stderr] Downloaded crossbeam-utils v0.7.0 [INFO] [stderr] Downloaded smithay-client-toolkit v0.6.4 [INFO] [stderr] Downloaded image v0.22.4 [INFO] [stderr] Downloaded jpeg-decoder v0.1.18 [INFO] [stderr] Downloaded crossbeam-epoch v0.8.0 [INFO] [stderr] Downloaded winit v0.20.0-alpha4 [INFO] [stderr] Downloaded libc v0.2.66 [INFO] [stderr] Downloaded backtrace-sys v0.1.32 [INFO] [stderr] Downloaded glium v0.26.0-alpha6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c000fc51033919f3aec7f5cbdd3c584ff5c9133741392ea0b77bdfb6d4c6aa85 [INFO] running `Command { std: "docker" "start" "-a" "c000fc51033919f3aec7f5cbdd3c584ff5c9133741392ea0b77bdfb6d4c6aa85", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c000fc51033919f3aec7f5cbdd3c584ff5c9133741392ea0b77bdfb6d4c6aa85", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c000fc51033919f3aec7f5cbdd3c584ff5c9133741392ea0b77bdfb6d4c6aa85", kill_on_drop: false }` [INFO] [stdout] c000fc51033919f3aec7f5cbdd3c584ff5c9133741392ea0b77bdfb6d4c6aa85 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7d6f6765de694c330a28b5c7bc10ac10e0276f76685934593bfabea05ebee378 [INFO] running `Command { std: "docker" "start" "-a" "7d6f6765de694c330a28b5c7bc10ac10e0276f76685934593bfabea05ebee378", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling xml-rs v0.8.0 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling cc v1.0.50 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling khronos_api v3.1.0 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking scopeguard v1.0.0 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling nix v0.14.1 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling memoffset v0.5.3 [INFO] [stderr] Checking stb_truetype v0.3.1 [INFO] [stderr] Compiling crossbeam-utils v0.7.0 [INFO] [stderr] Compiling gl_generator v0.13.1 [INFO] [stderr] Compiling wayland-scanner v0.23.6 [INFO] [stderr] Checking mio v0.6.21 [INFO] [stderr] Compiling libloading v0.5.2 [INFO] [stderr] Checking lazycell v1.2.1 [INFO] [stderr] Checking approx v0.3.2 [INFO] [stderr] Checking ordered-float v1.0.2 [INFO] [stderr] Compiling crossbeam-epoch v0.8.0 [INFO] [stderr] Checking arrayvec v0.5.1 [INFO] [stderr] Compiling x11-dl v2.18.5 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Checking dlib v0.4.1 [INFO] [stderr] Checking wayland-sys v0.23.6 [INFO] [stderr] Compiling proc-macro2 v1.0.9 [INFO] [stderr] Checking downcast-rs v1.1.1 [INFO] [stderr] Checking rusttype v0.8.2 [INFO] [stderr] Checking walkdir v2.3.1 [INFO] [stderr] Checking smallvec v0.6.13 [INFO] [stderr] Checking line_drawing v0.7.0 [INFO] [stderr] Checking mio-extras v2.0.6 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Checking rusttype v0.7.9 [INFO] [stderr] Compiling rayon-core v1.7.0 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Checking xdg v2.2.0 [INFO] [stderr] Checking crossbeam-deque v0.7.2 [INFO] [stderr] Compiling glutin_egl_sys v0.1.4 [INFO] [stderr] Compiling glutin_glx_sys v0.1.6 [INFO] [stderr] Checking crossbeam-queue v0.2.1 [INFO] [stderr] Checking andrew v0.2.1 [INFO] [stderr] Compiling backtrace-sys v0.1.32 [INFO] [stderr] Checking memmap v0.7.0 [INFO] [stderr] Compiling wayland-client v0.23.6 [INFO] [stderr] Compiling wayland-protocols v0.23.6 [INFO] [stderr] Checking num_cpus v1.12.0 [INFO] [stderr] Checking lock_api v0.3.3 [INFO] [stderr] Compiling syn v1.0.16 [INFO] [stderr] Checking adler32 v1.0.4 [INFO] [stderr] Compiling num-derive v0.2.5 [INFO] [stderr] Compiling crc32fast v1.2.0 [INFO] [stderr] Checking calloop v0.4.4 [INFO] [stderr] Checking wayland-commons v0.23.6 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Checking raw-window-handle v0.3.3 [INFO] [stderr] Checking shared_library v0.1.9 [INFO] [stderr] Compiling gl_generator v0.14.0 [INFO] [stderr] Compiling num-iter v0.1.40 [INFO] [stderr] Compiling num-rational v0.2.3 [INFO] [stderr] Checking either v1.5.3 [INFO] [stderr] Checking lzw v0.10.0 [INFO] [stderr] Compiling arrayvec v0.4.12 [INFO] [stderr] Checking instant v0.1.2 [INFO] [stderr] Checking rayon v1.3.0 [INFO] [stderr] Checking osmesa-sys v0.1.2 [INFO] [stderr] Checking inflate v0.4.5 [INFO] [stderr] Compiling glium v0.26.0-alpha6 [INFO] [stderr] Checking deflate v0.7.20 [INFO] [stderr] Checking num-traits v0.1.43 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Compiling serde v1.0.104 [INFO] [stderr] Checking rustc-demangle v0.1.16 [INFO] [stderr] Checking color_quant v1.0.1 [INFO] [stderr] Checking nodrop v0.1.14 [INFO] [stderr] Checking gif v0.10.3 [INFO] [stderr] Checking backtrace v0.3.43 [INFO] [stderr] Checking png v0.15.3 [INFO] [stderr] Checking ordered-float v0.5.2 [INFO] [stderr] Checking stb_truetype v0.2.8 [INFO] [stderr] Checking fnv v1.0.6 [INFO] [stderr] Checking takeable-option v0.5.0 [INFO] [stderr] Checking linked-hash-map v0.5.2 [INFO] [stderr] Checking scoped_threadpool v0.1.9 [INFO] [stderr] Checking rusttype v0.3.0 [INFO] [stderr] Checking jpeg-decoder v0.1.18 [INFO] [stderr] Compiling serde_derive v1.0.104 [INFO] [stderr] Checking tiff v0.3.1 [INFO] [stderr] Checking image v0.22.4 [INFO] [stderr] Checking smithay-client-toolkit v0.6.4 [INFO] [stderr] Checking winit v0.20.0-alpha4 [INFO] [stderr] Checking glutin v0.22.0-alpha6 [INFO] [stderr] Checking fumarole v0.1.23 (/opt/rustwide/workdir) [INFO] [stdout] error[E0463]: can't find crate for `gui` [INFO] [stdout] --> examples/text.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | extern crate gui; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ can't find crate [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0463]: can't find crate for `gui` [INFO] [stdout] --> tests/states.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | extern crate gui; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ can't find crate [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0463]: can't find crate for `gui` [INFO] [stdout] --> examples/empty.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | extern crate gui; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ can't find crate [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved import `math` [INFO] [stdout] --> examples/text.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use math::*; [INFO] [stdout] | ^^^^ help: a similar path exists: `image::math` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0463]: can't find crate for `gui` [INFO] [stdout] --> examples/pixel.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | extern crate gui; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ can't find crate [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved import `math` [INFO] [stdout] --> examples/empty.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use math::*; [INFO] [stdout] | ^^^^ help: a similar path exists: `image::math` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved import `math` [INFO] [stdout] --> examples/pixel.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use math::*; [INFO] [stdout] | ^^^^ help: a similar path exists: `image::math` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0432, E0463. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0432`. [INFO] [stdout] [INFO] [stdout] error[E0405]: cannot find trait `State` in this scope [INFO] [stdout] --> tests/states.rs:7:6 [INFO] [stdout] | [INFO] [stdout] 7 | impl State for Push { [INFO] [stdout] | ^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing this trait [INFO] [stdout] | [INFO] [stdout] 3 + use fumarole::State; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `StateData` in this scope [INFO] [stdout] --> tests/states.rs:8:30 [INFO] [stdout] | [INFO] [stdout] 8 | fn update(&mut self, _: &StateData) -> Transition { [INFO] [stdout] | ^^^^^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing this struct [INFO] [stdout] | [INFO] [stdout] 3 + use fumarole::StateData; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `Transition` in this scope [INFO] [stdout] --> tests/states.rs:8:44 [INFO] [stdout] | [INFO] [stdout] 8 | fn update(&mut self, _: &StateData) -> Transition { [INFO] [stdout] | ^^^^^^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing this enum [INFO] [stdout] | [INFO] [stdout] 3 + use fumarole::Transition; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Transition` [INFO] [stdout] --> tests/states.rs:11:9 [INFO] [stdout] | [INFO] [stdout] 11 | Transition::Push(Box::new(Trans)) [INFO] [stdout] | ^^^^^^^^^^ use of undeclared type `Transition` [INFO] [stdout] | [INFO] [stdout] help: consider importing this enum [INFO] [stdout] | [INFO] [stdout] 3 + use fumarole::Transition; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0405]: cannot find trait `State` in this scope [INFO] [stdout] --> tests/states.rs:17:6 [INFO] [stdout] | [INFO] [stdout] 17 | impl State for Trans { [INFO] [stdout] | ^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing this trait [INFO] [stdout] | [INFO] [stdout] 3 + use fumarole::State; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `StateData` in this scope [INFO] [stdout] --> tests/states.rs:18:30 [INFO] [stdout] | [INFO] [stdout] 18 | fn update(&mut self, _: &StateData) -> Transition { [INFO] [stdout] | ^^^^^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing this struct [INFO] [stdout] | [INFO] [stdout] 3 + use fumarole::StateData; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `Transition` in this scope [INFO] [stdout] --> tests/states.rs:18:44 [INFO] [stdout] | [INFO] [stdout] 18 | fn update(&mut self, _: &StateData) -> Transition { [INFO] [stdout] | ^^^^^^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing this enum [INFO] [stdout] | [INFO] [stdout] 3 + use fumarole::Transition; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Transition` [INFO] [stdout] --> tests/states.rs:20:9 [INFO] [stdout] | [INFO] [stdout] 20 | Transition::Trans(Box::new(Pop)) [INFO] [stdout] | ^^^^^^^^^^ use of undeclared type `Transition` [INFO] [stdout] | [INFO] [stdout] help: consider importing this enum [INFO] [stdout] | [INFO] [stdout] 3 + use fumarole::Transition; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0405]: cannot find trait `State` in this scope [INFO] [stdout] --> tests/states.rs:26:6 [INFO] [stdout] | [INFO] [stdout] 26 | impl State for Pop { [INFO] [stdout] | ^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing this trait [INFO] [stdout] | [INFO] [stdout] 3 + use fumarole::State; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `StateData` in this scope [INFO] [stdout] --> tests/states.rs:27:30 [INFO] [stdout] | [INFO] [stdout] 27 | fn update(&mut self, _: &StateData) -> Transition { [INFO] [stdout] | ^^^^^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing this struct [INFO] [stdout] | [INFO] [stdout] 3 + use fumarole::StateData; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `Transition` in this scope [INFO] [stdout] --> tests/states.rs:27:44 [INFO] [stdout] | [INFO] [stdout] 27 | fn update(&mut self, _: &StateData) -> Transition { [INFO] [stdout] | ^^^^^^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing this enum [INFO] [stdout] | [INFO] [stdout] 3 + use fumarole::Transition; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Transition` [INFO] [stdout] --> tests/states.rs:29:9 [INFO] [stdout] | [INFO] [stdout] 29 | Transition::Pop [INFO] [stdout] | ^^^^^^^^^^ use of undeclared type `Transition` [INFO] [stdout] | [INFO] [stdout] help: consider importing this enum [INFO] [stdout] | [INFO] [stdout] 3 + use fumarole::Transition; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Application` [INFO] [stdout] --> tests/states.rs:35:5 [INFO] [stdout] | [INFO] [stdout] 35 | Application::new() [INFO] [stdout] | ^^^^^^^^^^^ use of undeclared type `Application` [INFO] [stdout] | [INFO] [stdout] help: consider importing this struct [INFO] [stdout] | [INFO] [stdout] 3 + use fumarole::Application; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `fumarole` (example "empty") due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] Some errors have detailed explanations: E0405, E0412, E0433, E0463. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0405`. [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `PivotExample: StateClone` is not satisfied [INFO] [stdout] --> examples/pivot.rs:9:16 [INFO] [stdout] | [INFO] [stdout] 9 | impl State for PivotExample { [INFO] [stdout] | ^^^^^^^^^^^^ the trait `Clone` is not implemented for `PivotExample` [INFO] [stdout] | [INFO] [stdout] = note: required for `PivotExample` to implement `StateClone` [INFO] [stdout] note: required by a bound in `fumarole::State` [INFO] [stdout] --> /opt/rustwide/workdir/src/state/state.rs:5:25 [INFO] [stdout] | [INFO] [stdout] 5 | pub trait State: Send + StateClone { [INFO] [stdout] | ^^^^^^^^^^ required by this bound in `State` [INFO] [stdout] help: consider annotating `PivotExample` with `#[derive(Clone)]` [INFO] [stdout] | [INFO] [stdout] 5 + #[derive(Clone)] [INFO] [stdout] 6 | struct PivotExample { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `fumarole` (test "states") due to 14 previous errors [INFO] [stdout] Some errors have detailed explanations: E0432, E0463. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0432`. [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0432, E0463. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0432`. [INFO] [stdout] [INFO] [stdout] error[E0594]: cannot assign to `self.rotation`, which is behind a `&` reference [INFO] [stdout] --> examples/pivot.rs:35:13 [INFO] [stdout] | [INFO] [stdout] 10 | fn draw(&self, frame: &mut Frame, _state_data: &StateData) { [INFO] [stdout] | ----- this is an immutable reference [INFO] [stdout] ... [INFO] [stdout] 35 | self.rotation -= _state_data.delta_time; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `self` is a `&` reference, so the data it refers to cannot be written [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `fumarole` (example "pixel") due to 2 previous errors [INFO] [stdout] error[E0594]: cannot assign to `self.rotation`, which is behind a `&` reference [INFO] [stdout] --> examples/pivot.rs:37:13 [INFO] [stdout] | [INFO] [stdout] 10 | fn draw(&self, frame: &mut Frame, _state_data: &StateData) { [INFO] [stdout] | ----- this is an immutable reference [INFO] [stdout] ... [INFO] [stdout] 37 | self.rotation += _state_data.delta_time; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `self` is a `&` reference, so the data it refers to cannot be written [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0277, E0594. [INFO] [stdout] [INFO] [stderr] error: could not compile `fumarole` (example "text") due to 2 previous errors [INFO] [stdout] For more information about an error, try `rustc --explain E0277`. [INFO] [stdout] [INFO] [stderr] error: could not compile `fumarole` (example "pivot") due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "7d6f6765de694c330a28b5c7bc10ac10e0276f76685934593bfabea05ebee378", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7d6f6765de694c330a28b5c7bc10ac10e0276f76685934593bfabea05ebee378", kill_on_drop: false }` [INFO] [stdout] 7d6f6765de694c330a28b5c7bc10ac10e0276f76685934593bfabea05ebee378