[INFO] cloning repository https://github.com/a2aaron/revisit
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/a2aaron/revisit" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fa2aaron%2Frevisit", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fa2aaron%2Frevisit'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2c4e8447a2ddbf59ae36d403c7cdfdb005fc5281
[INFO] testing a2aaron/revisit against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fa2aaron%2Frevisit" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/a2aaron/revisit on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-13/source/.cargo/config
[INFO] started tweaking git repo https://github.com/a2aaron/revisit
[INFO] finished tweaking git repo https://github.com/a2aaron/revisit
[INFO] tweaked toml for git repo https://github.com/a2aaron/revisit written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/a2aaron/revisit already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ab4692b0340b32ce48fbbdfa07f3d3c16a1b9905f1d19be3e4af0e9f1b8bddeb
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ab4692b0340b32ce48fbbdfa07f3d3c16a1b9905f1d19be3e4af0e9f1b8bddeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ab4692b0340b32ce48fbbdfa07f3d3c16a1b9905f1d19be3e4af0e9f1b8bddeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab4692b0340b32ce48fbbdfa07f3d3c16a1b9905f1d19be3e4af0e9f1b8bddeb", kill_on_drop: false }`
[INFO] [stdout] ab4692b0340b32ce48fbbdfa07f3d3c16a1b9905f1d19be3e4af0e9f1b8bddeb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2a142fe53dcb7599aa060a72fbb50bc502245a28284c27ac69ec67897a3104f0
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2a142fe53dcb7599aa060a72fbb50bc502245a28284c27ac69ec67897a3104f0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling parking v2.0.0
[INFO] [stderr]    Compiling fastrand v1.4.0
[INFO] [stderr]    Compiling waker-fn v1.1.0
[INFO] [stderr]    Compiling event-listener v2.5.1
[INFO] [stderr]    Compiling vec-arena v1.0.0
[INFO] [stderr]    Compiling async-task v4.0.3
[INFO] [stderr]    Compiling atomic-waker v1.0.0
[INFO] [stderr]    Compiling ttf-parser v0.9.0
[INFO] [stderr]    Compiling iced_core v0.3.0
[INFO] [stderr]    Compiling weezl v0.1.3
[INFO] [stderr]    Compiling xi-unicode v0.3.0
[INFO] [stderr]    Compiling svg_fmt v0.4.1
[INFO] [stderr]    Compiling wmidi v4.0.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling x11 v2.18.2
[INFO] [stderr]    Compiling servo-fontconfig-sys v4.0.9
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling tokio v1.0.0
[INFO] [stderr]    Compiling concurrent-queue v1.2.2
[INFO] [stderr]    Compiling glam v0.10.2
[INFO] [stderr]    Compiling rtrb v0.1.2
[INFO] [stderr]    Compiling futures-channel v0.3.8
[INFO] [stderr]    Compiling async-mutex v1.4.0
[INFO] [stderr]    Compiling iced_style v0.2.0
[INFO] [stderr]    Compiling gif v0.11.1
[INFO] [stderr]    Compiling futures-lite v1.11.3
[INFO] [stderr]    Compiling deflate v0.8.6
[INFO] [stderr]    Compiling pathfinder_simd v0.5.0
[INFO] [stderr]    Compiling wayland-scanner v0.28.2
[INFO] [stderr]    Compiling async-channel v1.5.1
[INFO] [stderr]    Compiling futures-macro v0.3.8
[INFO] [stderr]    Compiling bytemuck_derive v1.0.1
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling variant_count v1.0.0
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling keyboard-types v0.5.0
[INFO] [stderr]    Compiling png v0.16.8
[INFO] [stderr]    Compiling owned_ttf_parser v0.9.0
[INFO] [stderr]    Compiling ab_glyph v0.2.7
[INFO] [stderr]    Compiling async-executor v1.4.0
[INFO] [stderr]    Compiling blocking v1.0.2
[INFO] [stderr]    Compiling euclid v0.22.1
[INFO] [stderr]    Compiling sid v0.6.1
[INFO] [stderr]    Compiling spirv_headers v1.5.0
[INFO] [stderr]    Compiling approx v0.4.0
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling ordered-float v2.0.1
[INFO] [stderr]    Compiling zerocopy-derive v0.2.0
[INFO] [stderr]    Compiling pathfinder_geometry v0.5.1
[INFO] [stderr]    Compiling bytemuck v1.4.1
[INFO] [stderr]    Compiling glyph_brush_layout v0.2.1
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling raw-window-handle v0.3.3
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling nb-connect v1.0.2
[INFO] [stderr]    Compiling polling v2.0.2
[INFO] [stderr]    Compiling signal-hook-registry v1.2.2
[INFO] [stderr]    Compiling parking_lot_core v0.8.2
[INFO] [stderr]    Compiling dirs-sys v0.3.5
[INFO] [stderr]    Compiling memmap2 v0.1.0
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling thread-id v3.3.0
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling wayland-client v0.28.2
[INFO] [stderr]    Compiling wayland-protocols v0.28.2
[INFO] [stderr]    Compiling gfx-hal v0.6.0
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]    Compiling lyon_geom v0.16.2
[INFO] [stderr]    Compiling guillotiere v0.6.0
[INFO] [stderr]    Compiling futures-util v0.3.8
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling async-io v1.3.1
[INFO] [stderr]    Compiling xcb v0.9.0
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling signal-hook v0.1.16
[INFO] [stderr]    Compiling simple-logging v2.0.2
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling naga v0.2.0
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling cmake v0.1.45
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling lyon_path v0.16.2
[INFO] [stderr]    Compiling async-global-executor v1.4.3
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling async-process v1.0.1
[INFO] [stderr]    Compiling zerocopy v0.3.0
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling servo-freetype-sys v4.0.5
[INFO] [stderr]    Compiling expat-sys v2.1.6
[INFO] [stderr]    Compiling mio-extras v2.0.6
[INFO] [stderr]    Compiling lyon_algorithms v0.16.0
[INFO] [stderr]    Compiling lyon_tessellation v0.16.2
[INFO] [stderr]    Compiling async-std v1.8.0
[INFO] [stderr]    Compiling freetype v0.4.1
[INFO] [stderr]    Compiling vst v0.2.1 (https://github.com/RustAudio/vst-rs#02847c73)
[INFO] [stderr]    Compiling lyon v0.16.2
[INFO] [stderr]    Compiling servo-fontconfig v0.4.0
[INFO] [stderr]    Compiling twox-hash v1.6.0
[INFO] [stderr]    Compiling font-kit v0.8.0
[INFO] [stderr]    Compiling gfx-descriptor v0.2.0
[INFO] [stderr]    Compiling gfx-backend-vulkan v0.6.5
[INFO] [stderr]    Compiling gfx-backend-empty v0.6.0
[INFO] [stderr]    Compiling gfx-memory v0.2.2
[INFO] [stderr]    Compiling futures-executor v0.3.8
[INFO] [stderr]    Compiling wayland-commons v0.28.2
[INFO] [stderr]    Compiling calloop v0.6.5
[INFO] [stderr]    Compiling glyph_brush_draw_cache v0.1.3
[INFO] [stderr]    Compiling jpeg-decoder v0.1.20
[INFO] [stderr]    Compiling futures v0.3.8
[INFO] [stderr]    Compiling glyph_brush v0.7.1
[INFO] [stderr]    Compiling tiff v0.6.1
[INFO] [stderr]    Compiling wgpu-core v0.6.5
[INFO] [stderr]    Compiling wayland-cursor v0.28.2
[INFO] [stderr]    Compiling image v0.23.12
[INFO] [stderr]    Compiling clipboard_x11 v0.1.0
[INFO] [stderr]    Compiling xcb-util v0.3.0
[INFO] [stderr]    Compiling baseview v0.1.0 (https://github.com/RustAudio/baseview?branch=master#868bd058)
[INFO] [stderr]    Compiling iced_futures v0.2.0
[INFO] [stderr]    Compiling iced_native v0.3.0
[INFO] [stderr]    Compiling iced_graphics v0.1.0
[INFO] [stderr]    Compiling wgpu v0.6.2
[INFO] [stderr]    Compiling iced_audio v0.5.4 (https://github.com/a2aaron/iced_audio?branch=main#c3689717)
[INFO] [stderr]    Compiling wgpu_glyph v0.10.0
[INFO] [stderr]    Compiling iced_wgpu v0.3.0
[INFO] [stderr]    Compiling iced_baseview v0.0.1 (https://github.com/a2aaron/iced_baseview?branch=main#2f684daf)
[INFO] [stderr]    Compiling smithay-client-toolkit v0.12.1
[INFO] [stderr]    Compiling smithay-clipboard v0.6.2
[INFO] [stderr]    Compiling winit v0.23.0
[INFO] [stderr]    Compiling clipboard_wayland v0.1.2
[INFO] [stderr]    Compiling window_clipboard v0.1.3
[INFO] [stderr]    Compiling iced_winit v0.2.0
[INFO] [stderr]    Compiling iced v0.2.0
[INFO] [stderr]    Compiling revist v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: cannot find macro `error` in this scope
[INFO] [stdout]    --> src/ui.rs:385:9
[INFO] [stdout]     |
[INFO] [stdout] 385 |         error!("currently unsupported os!");
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider importing this macro:
[INFO] [stdout]             log::error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Checkbox`
[INFO] [stdout]  --> src/ui.rs:4:28
[INFO] [stdout]   |
[INFO] [stdout] 4 | use iced::{futures, Align, Checkbox, Column, Command, Element, Row, Subscription};
[INFO] [stdout]   |                            ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `raw_window_handle::RawWindowHandle`
[INFO] [stdout]  --> src/ui.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use raw_window_handle::RawWindowHandle;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'clamp'
[INFO] [stdout]   --> src/params.rs:65:74
[INFO] [stdout]    |
[INFO] [stdout] 65 |             low_pass_alpha: ease_in_poly(params.low_pass_alpha.get(), 4).clamp(0.0, 1.0),
[INFO] [stdout]    |                                                                          ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #44095 <https://github.com/rust-lang/rust/issues/44095> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'clamp'
[INFO] [stdout]    --> src/sound_gen.rs:216:36
[INFO] [stdout]     |
[INFO] [stdout] 216 |                 if angle < (*warp).clamp(0.001, 0.999) {
[INFO] [stdout]     |                                    ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #44095 <https://github.com/rust-lang/rust/issues/44095> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'clamp'
[INFO] [stdout]    --> src/sound_gen.rs:261:54
[INFO] [stdout]     |
[INFO] [stdout] 261 |             Square(warp) => Square((warp + modulate).clamp(0.0, 1.0)),
[INFO] [stdout]     |                                                      ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #44095 <https://github.com/rust-lang/rust/issues/44095> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'clamp'
[INFO] [stdout]    --> src/sound_gen.rs:262:60
[INFO] [stdout]     |
[INFO] [stdout] 262 |             Skewtooth(warp) => Skewtooth((warp + modulate).clamp(0.0, 1.0)),
[INFO] [stdout]     |                                                            ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #44095 <https://github.com/rust-lang/rust/issues/44095> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'clamp'
[INFO] [stdout]    --> src/sound_gen.rs:435:23
[INFO] [stdout]     |
[INFO] [stdout] 435 |     (end - start) * x.clamp(0.0, 1.0) + start
[INFO] [stdout]     |                       ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #44095 <https://github.com/rust-lang/rust/issues/44095> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/ui.rs:392:54
[INFO] [stdout]     |
[INFO] [stdout] 392 |                 parent: baseview::Parent::WithParent(parent),
[INFO] [stdout]     |                                                      ^^^^^^ expected enum `RawWindowHandle`, found *-ptr
[INFO] [stdout]     |
[INFO] [stdout]     = note:     expected enum `RawWindowHandle`
[INFO] [stdout]             found raw pointer `*mut c_void`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `revist`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "2a142fe53dcb7599aa060a72fbb50bc502245a28284c27ac69ec67897a3104f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a142fe53dcb7599aa060a72fbb50bc502245a28284c27ac69ec67897a3104f0", kill_on_drop: false }`
[INFO] [stdout] 2a142fe53dcb7599aa060a72fbb50bc502245a28284c27ac69ec67897a3104f0