[INFO] cloning repository https://github.com/U007D/chat-app
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/U007D/chat-app" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FU007D%2Fchat-app", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FU007D%2Fchat-app'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c5fcb797a534e6a74dd07f52d655b9c64223f827
[INFO] testing U007D/chat-app against 1.94.0 for beta-1.95-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FU007D%2Fchat-app" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/U007D/chat-app
[INFO] finished tweaking git repo https://github.com/U007D/chat-app
[INFO] tweaked toml for git repo https://github.com/U007D/chat-app written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/U007D/chat-app on toolchain 1.94.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.94.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/U007D/chat-app 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" "+1.94.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dlib v0.4.1
[INFO] [stderr]   Downloaded iced_winit v0.1.0-alpha
[INFO] [stderr]   Downloaded url v2.1.1
[INFO] [stderr]   Downloaded libloading v0.5.2
[INFO] [stderr]   Downloaded futures-macro v0.3.1
[INFO] [stderr]   Downloaded futures-io v0.3.1
[INFO] [stderr]   Downloaded x11-dl v2.18.4
[INFO] [stderr]   Downloaded constant_time_eq v0.1.4
[INFO] [stderr]   Downloaded lyon_path v0.14.0
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.55
[INFO] [stderr]   Downloaded dirs v1.0.5
[INFO] [stderr]   Downloaded rust-argon2 v0.5.1
[INFO] [stderr]   Downloaded dwrote v0.9.0
[INFO] [stderr]   Downloaded get_if_addrs-sys v0.1.1
[INFO] [stderr]   Downloaded arrayref v0.3.5
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.5
[INFO] [stderr]   Downloaded c_linked_list v1.1.1
[INFO] [stderr]   Downloaded failure v0.1.6
[INFO] [stderr]   Downloaded image v0.22.3
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.55
[INFO] [stderr]   Downloaded syn v1.0.11
[INFO] [stderr]   Downloaded winit v0.20.0-alpha4
[INFO] [stderr]   Downloaded rayon v1.2.1
[INFO] [stderr]   Downloaded xi-unicode v0.2.0
[INFO] [stderr]   Downloaded backtrace-sys v0.1.32
[INFO] [stderr]   Downloaded backtrace v0.3.40
[INFO] [stderr]   Downloaded gcc v0.3.55
[INFO] [stderr]   Downloaded anyhow v1.0.25
[INFO] [stderr]   Downloaded gfx-backend-dx12 v0.4.1
[INFO] [stderr]   Downloaded futures v0.1.29
[INFO] [stderr]   Downloaded ash v0.29.0
[INFO] [stderr]   Downloaded web-sys v0.3.32
[INFO] [stderr]   Downloaded gfx-backend-metal v0.4.1
[INFO] [stderr]   Downloaded iced v0.1.0-beta
[INFO] [stderr]   Downloaded futures-util v0.3.1
[INFO] [stderr]   Downloaded smithay-client-toolkit v0.6.4
[INFO] [stderr]   Downloaded zerocopy-derive v0.1.4
[INFO] [stderr]   Downloaded iced_web v0.1.0
[INFO] [stderr]   Downloaded failure_derive v0.1.6
[INFO] [stderr]   Downloaded gfx-backend-dx11 v0.4.3
[INFO] [stderr]   Downloaded xml-rs v0.8.0
[INFO] [stderr]   Downloaded euclid v0.20.5
[INFO] [stderr]   Downloaded font-kit v0.4.0
[INFO] [stderr]   Downloaded glam v0.8.3
[INFO] [stderr]   Downloaded rayon-core v1.6.1
[INFO] [stderr]   Downloaded js-sys v0.3.32
[INFO] [stderr]   Downloaded x11 v2.18.1
[INFO] [stderr]   Downloaded gfx-hal v0.4.1
[INFO] [stderr]   Downloaded wgpu-native v0.4.1
[INFO] [stderr]   Downloaded cocoa v0.19.1
[INFO] [stderr]   Downloaded crossbeam-epoch v0.8.0
[INFO] [stderr]   Downloaded num-traits v0.2.10
[INFO] [stderr]   Downloaded get_if_addrs v0.5.3
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.3.27
[INFO] [stderr]   Downloaded dodrio v0.1.0
[INFO] [stderr]   Downloaded wasm-bindgen-webidl v0.2.55
[INFO] [stderr]   Downloaded core-text v13.3.2
[INFO] [stderr]   Downloaded blake2b_simd v0.5.9
[INFO] [stderr]   Downloaded jpeg-decoder v0.1.16
[INFO] [stderr]   Downloaded png v0.15.2
[INFO] [stderr]   Downloaded tiff v0.3.1
[INFO] [stderr]   Downloaded metal v0.17.1
[INFO] [stderr]   Downloaded gfx-backend-vulkan v0.4.0
[INFO] [stderr]   Downloaded wgpu_glyph v0.6.0
[INFO] [stderr]   Downloaded spirv_cross v0.16.0
[INFO] [stderr]   Downloaded cc v1.0.47
[INFO] [stderr]   Downloaded servo-fontconfig v0.4.0
[INFO] [stderr]   Downloaded gif v0.10.3
[INFO] [stderr]   Downloaded glyph_brush v0.6.1
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.55
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.55
[INFO] [stderr]   Downloaded colorful v0.2.1
[INFO] [stderr]   Downloaded atom v0.3.5
[INFO] [stderr]   Downloaded hibitset v0.6.2
[INFO] [stderr]   Downloaded rendy-memory v0.5.2
[INFO] [stderr]   Downloaded futures-channel v0.3.1
[INFO] [stderr]   Downloaded core-video-sys v0.1.3
[INFO] [stderr]   Downloaded crossbeam-utils v0.7.0
[INFO] [stderr]   Downloaded num_cpus v1.11.1
[INFO] [stderr]   Downloaded ordered-float v1.0.2
[INFO] [stderr]   Downloaded calloop v0.4.4
[INFO] [stderr]   Downloaded redox_users v0.3.1
[INFO] [stderr]   Downloaded freetype v0.4.1
[INFO] [stderr]   Downloaded cmake v0.1.42
[INFO] [stderr]   Downloaded either v1.5.3
[INFO] [stderr]   Downloaded crossbeam-queue v0.2.0
[INFO] [stderr]   Downloaded adler32 v1.0.4
[INFO] [stderr]   Downloaded gfx-backend-empty v0.4.0
[INFO] [stderr]   Downloaded copyless v0.1.4
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.55
[INFO] [stderr]   Downloaded storage-map v0.2.0
[INFO] [stderr]   Downloaded rendy-descriptor v0.5.1
[INFO] [stderr]   Downloaded iced_core v0.1.0
[INFO] [stderr]   Downloaded rusttype v0.8.2
[INFO] [stderr]   Downloaded unicode-normalization v0.1.11
[INFO] [stderr]   Downloaded relevant v0.4.2
[INFO] [stderr]   Downloaded futures-executor v0.3.1
[INFO] [stderr]   Downloaded iced_native v0.1.0
[INFO] [stderr]   Downloaded core-graphics v0.17.3
[INFO] [stderr]   Downloaded rustc-hash v1.0.1
[INFO] [stderr]   Downloaded downcast-rs v1.1.1
[INFO] [stderr]   Downloaded zerocopy v0.2.8
[INFO] [stderr]   Downloaded futures v0.3.1
[INFO] [stderr]   Downloaded lock_api v0.3.2
[INFO] [stderr]   Downloaded walkdir v2.2.9
[INFO] [stderr]   Downloaded glyph_brush_layout v0.1.8
[INFO] [stderr]   Downloaded servo-fontconfig-sys v4.0.7
[INFO] [stderr]   Downloaded d3d12 v0.3.0
[INFO] [stderr]   Downloaded servo-freetype-sys v4.0.5
[INFO] [stderr]   Downloaded gfx-auxil v0.1.0
[INFO] [stderr]   Downloaded range-alloc v0.1.0
[INFO] [stderr]   Downloaded iced_wgpu v0.1.0
[INFO] [stderr]   Downloaded futures-core v0.3.1
[INFO] [stderr]   Downloaded futures-task v0.3.1
[INFO] [stderr]   Downloaded crossbeam-deque v0.7.2
[INFO] [stderr]   Downloaded lyon_geom v0.14.1
[INFO] [stderr]   Downloaded futures-sink v0.3.1
[INFO] [stderr]   Downloaded pin-utils v0.1.0-alpha.4
[INFO] [stderr]   Downloaded twox-hash v1.5.0
[INFO] [stderr]   Downloaded arrayvec v0.5.1
[INFO] [stderr]   Downloaded instant v0.1.2
[INFO] [stderr]   Downloaded hermit-abi v0.1.3
[INFO] [stderr]   Downloaded dispatch v0.1.4
[INFO] [stderr]   Downloaded memoffset v0.5.3
[INFO] [stderr]   Downloaded same-file v1.0.5
[INFO] [stderr]   Downloaded smallvec v1.1.0
[INFO] [stderr]   Downloaded wgpu v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1c8c313510ef2daef73fbe081ffcfce3c6119a3f4d5cf3bc1ce8b0577232dd2d
[INFO] running `Command { std: "docker" "start" "-a" "1c8c313510ef2daef73fbe081ffcfce3c6119a3f4d5cf3bc1ce8b0577232dd2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c8c313510ef2daef73fbe081ffcfce3c6119a3f4d5cf3bc1ce8b0577232dd2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c8c313510ef2daef73fbe081ffcfce3c6119a3f4d5cf3bc1ce8b0577232dd2d", kill_on_drop: false }`
[INFO] [stdout] 1c8c313510ef2daef73fbe081ffcfce3c6119a3f4d5cf3bc1ce8b0577232dd2d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ea29041637eebaf50e270691d210d5b23e9e785619b0aa93b6a01b5d3435ccbe
[INFO] running `Command { std: "docker" "start" "-a" "ea29041637eebaf50e270691d210d5b23e9e785619b0aa93b6a01b5d3435ccbe", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling cc v1.0.47
[INFO] [stderr]    Compiling scopeguard v1.0.0
[INFO] [stderr]    Compiling arrayvec v0.5.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]    Compiling xml-rs v0.8.0
[INFO] [stderr]    Compiling num_cpus v1.11.1
[INFO] [stderr]    Compiling raw-window-handle v0.3.3
[INFO] [stderr]    Compiling smallvec v0.6.13
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling linked-hash-map v0.5.2
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling cmake v0.1.42
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]    Compiling crossbeam-utils v0.7.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling rustc-hash v1.0.1
[INFO] [stderr]    Compiling stb_truetype v0.3.1
[INFO] [stderr]    Compiling mio v0.6.21
[INFO] [stderr]    Compiling c2-chacha v0.2.3
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling wayland-scanner v0.23.6
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling gfx-hal v0.4.1
[INFO] [stderr]    Compiling lazycell v1.2.1
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling servo-freetype-sys v4.0.5
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling futures-sink v0.3.1
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling futures-core v0.3.1
[INFO] [stderr]    Compiling futures-channel v0.3.1
[INFO] [stderr]    Compiling rand v0.7.2
[INFO] [stderr]    Compiling expat-sys v2.1.6
[INFO] [stderr]    Compiling mio-extras v2.0.5
[INFO] [stderr]    Compiling crossbeam-deque v0.7.2
[INFO] [stderr]    Compiling dlib v0.4.1
[INFO] [stderr]    Compiling x11 v2.18.1
[INFO] [stderr]    Compiling lock_api v0.3.2
[INFO] [stderr]    Compiling same-file v1.0.5
[INFO] [stderr]    Compiling pin-utils v0.1.0-alpha.4
[INFO] [stderr]    Compiling futures-io v0.3.1
[INFO] [stderr]    Compiling futures-task v0.3.1
[INFO] [stderr]    Compiling walkdir v2.2.9
[INFO] [stderr]    Compiling wayland-sys v0.23.6
[INFO] [stderr]    Compiling ordered-float v1.0.2
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling relevant v0.4.2
[INFO] [stderr]    Compiling shared_library v0.1.9
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]    Compiling rayon-core v1.6.1
[INFO] [stderr]    Compiling atom v0.3.5
[INFO] [stderr]    Compiling rusttype v0.8.2
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling hibitset v0.6.2
[INFO] [stderr]    Compiling ash v0.29.0
[INFO] [stderr]    Compiling twox-hash v1.5.0
[INFO] [stderr]    Compiling crossbeam-queue v0.2.0
[INFO] [stderr]    Compiling servo-fontconfig-sys v4.0.7
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling downcast-rs v1.1.1
[INFO] [stderr]    Compiling adler32 v1.0.4
[INFO] [stderr]    Compiling wayland-client v0.23.6
[INFO] [stderr]    Compiling wayland-protocols v0.23.6
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling colorful v0.2.1
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling rusttype v0.7.9
[INFO] [stderr]    Compiling euclid v0.20.5
[INFO] [stderr]    Compiling line_drawing v0.7.0
[INFO] [stderr]    Compiling x11-dl v2.18.4
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling copyless v0.1.4
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling xdg v2.2.0
[INFO] [stderr]    Compiling lzw v0.10.0
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling xi-unicode v0.2.0
[INFO] [stderr]    Compiling rayon v1.2.1
[INFO] [stderr]    Compiling andrew v0.2.1
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]    Compiling deflate v0.7.20
[INFO] [stderr]    Compiling inflate v0.4.5
[INFO] [stderr]    Compiling glyph_brush_layout v0.1.8
[INFO] [stderr]    Compiling smallvec v1.1.0
[INFO] [stderr]    Compiling color_quant v1.0.1
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling gif v0.10.3
[INFO] [stderr]    Compiling block-padding v0.1.5
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling lyon_geom v0.14.1
[INFO] [stderr]    Compiling unicode-normalization v0.1.11
[INFO] [stderr]    Compiling glyph_brush v0.6.1
[INFO] [stderr]    Compiling png v0.15.2
[INFO] [stderr]    Compiling gfx-backend-empty v0.4.0
[INFO] [stderr]    Compiling rendy-descriptor v0.5.1
[INFO] [stderr]    Compiling wayland-commons v0.23.6
[INFO] [stderr]    Compiling calloop v0.4.4
[INFO] [stderr]    Compiling rendy-memory v0.5.2
[INFO] [stderr]    Compiling lyon_path v0.14.0
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling servo-fontconfig v0.4.0
[INFO] [stderr]    Compiling freetype v0.4.1
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling float-ord v0.2.0
[INFO] [stderr]    Compiling zerocopy-derive v0.1.4
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling jpeg-decoder v0.1.16
[INFO] [stderr]    Compiling instant v0.1.2
[INFO] [stderr]    Compiling font-kit v0.4.0
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling glam v0.8.3
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling c_linked_list v1.1.1
[INFO] [stderr]    Compiling sha-1 v0.8.2
[INFO] [stderr]    Compiling url v2.1.1
[INFO] [stderr]    Compiling get_if_addrs v0.5.3
[INFO] [stderr]    Compiling zerocopy v0.2.8
[INFO] [stderr]    Compiling futures-macro v0.3.1
[INFO] [stderr]    Compiling ws v0.9.1
[INFO] [stderr]    Compiling futures-util v0.3.1
[INFO] [stderr]    Compiling tiff v0.3.1
[INFO] [stderr]    Compiling image v0.22.3
[INFO] [stderr]    Compiling gfx-backend-vulkan v0.4.0
[INFO] [stderr]    Compiling futures-executor v0.3.1
[INFO] [stderr]    Compiling wgpu-native v0.4.1
[INFO] [stderr]    Compiling futures v0.3.1
[INFO] [stderr]    Compiling iced_core v0.1.0
[INFO] [stderr]    Compiling iced_native v0.1.0
[INFO] [stderr]    Compiling wgpu v0.4.0
[INFO] [stderr]    Compiling wgpu_glyph v0.6.0
[INFO] [stderr]    Compiling iced_wgpu v0.1.0
[INFO] [stderr]    Compiling smithay-client-toolkit v0.6.4
[INFO] [stderr]    Compiling winit v0.20.0-alpha4
[INFO] [stderr]    Compiling iced_winit v0.1.0-alpha
[INFO] [stderr]    Compiling iced v0.1.0-beta
[INFO] [stderr]    Compiling learning_chat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `App` is never constructed
[INFO] [stdout]   --> src/app.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct App {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `start` is never used
[INFO] [stdout]   --> src/app.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | impl App {
[INFO] [stdout]    | -------- associated function in this implementation
[INFO] [stdout] 22 |     pub fn start() -> Result<Self> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/error.rs:8:13
[INFO] [stdout]   |
[INFO] [stdout] 8 |     IoError(IoError),
[INFO] [stdout]   |     ------- ^^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 8 -     IoError(IoError),
[INFO] [stdout] 8 +     IoError(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/error.rs:10:15
[INFO] [stdout]    |
[INFO] [stdout] 10 |     WebSocket(WsError),
[INFO] [stdout]    |     --------- ^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 10 -     WebSocket(WsError),
[INFO] [stdout] 10 +     WebSocket(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `MissingNameArg`, `NoIpAddrFound`, `IpTypeMismatch`, and `NonTextMessageReceived` are never constructed
[INFO] [stdout]  --> src/error.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub enum Error {
[INFO] [stdout]   |          ----- variants in this enum
[INFO] [stdout] 5 |     MissingNameArg,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 6 |     NoIpAddrFound,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 7 |     IpTypeMismatch,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 8 |     IoError(IoError),
[INFO] [stdout] 9 |     NonTextMessageReceived,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/app.rs:79:13
[INFO] [stdout]    |
[INFO] [stdout] 79 |     fn view(&mut self) -> Element<Message> {
[INFO] [stdout]    |             ^^^^^^^^^     ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |             |
[INFO] [stdout]    |             the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 79 |     fn view(&mut self) -> Element<'_, Message> {
[INFO] [stdout]    |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 18s
[INFO] running `Command { std: "docker" "inspect" "ea29041637eebaf50e270691d210d5b23e9e785619b0aa93b6a01b5d3435ccbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea29041637eebaf50e270691d210d5b23e9e785619b0aa93b6a01b5d3435ccbe", kill_on_drop: false }`
[INFO] [stdout] ea29041637eebaf50e270691d210d5b23e9e785619b0aa93b6a01b5d3435ccbe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 05682bf92687eae5ba9bf3ddec53fa92f7e318650d24cb1723123a3f450ed021
[INFO] running `Command { std: "docker" "start" "-a" "05682bf92687eae5ba9bf3ddec53fa92f7e318650d24cb1723123a3f450ed021", kill_on_drop: false }`
[INFO] [stderr]    Compiling learning_chat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Error`
[INFO] [stdout]  --> src/app/unit_tests.rs:2:13
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::{Error, Result};
[INFO] [stdout]   |             ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::any::Any`
[INFO] [stdout]  --> src/app/unit_tests.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::any::Any;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Cell`
[INFO] [stdout]  --> src/app/unit_tests.rs:5:17
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::cell::{Cell, RefCell};
[INFO] [stdout]   |                 ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Ipv4Addr` and `TcpListener`
[INFO] [stdout]  --> src/app/unit_tests.rs:6:16
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::net::{Ipv4Addr, TcpListener};
[INFO] [stdout]   |                ^^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Deref`
[INFO] [stdout]  --> src/app/unit_tests.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::ops::Deref;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::rc::Rc`
[INFO] [stdout]  --> src/app/unit_tests.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::rc::Rc;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::RwLock`
[INFO] [stdout]  --> src/app/unit_tests.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::sync::RwLock;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Handler`
[INFO] [stdout]   --> src/app/unit_tests.rs:10:30
[INFO] [stdout]    |
[INFO] [stdout] 10 | use ws::{connect, CloseCode, Handler};
[INFO] [stdout]    |                              ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Borrow`
[INFO] [stdout]  --> src/app/unit_tests.rs:4:19
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::borrow::{Borrow, BorrowMut};
[INFO] [stdout]   |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BorrowMut`
[INFO] [stdout]  --> src/app/unit_tests.rs:4:27
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::borrow::{Borrow, BorrowMut};
[INFO] [stdout]   |                           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `listener_socket`
[INFO] [stdout]   --> src/app/unit_tests.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |     let listener_socket = app.local_socket;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_listener_socket`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sut`
[INFO] [stdout]   --> src/app/unit_tests.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 |     let sut = connect(stringly_socket, |out| {
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_sut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `listener_thread` is never read
[INFO] [stdout]   --> src/app.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct App {
[INFO] [stdout]    |            --- field in this struct
[INFO] [stdout] 17 |     local_socket: SocketAddr,
[INFO] [stdout] 18 |     listener_thread: JoinHandle<Result<()>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Message` is never used
[INFO] [stdout]   --> src/app/unit_tests.rs:12:10
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub enum Message {
[INFO] [stdout]    |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/error.rs:8:13
[INFO] [stdout]   |
[INFO] [stdout] 8 |     IoError(IoError),
[INFO] [stdout]   |     ------- ^^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 8 -     IoError(IoError),
[INFO] [stdout] 8 +     IoError(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/error.rs:10:15
[INFO] [stdout]    |
[INFO] [stdout] 10 |     WebSocket(WsError),
[INFO] [stdout]    |     --------- ^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 10 -     WebSocket(WsError),
[INFO] [stdout] 10 +     WebSocket(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `MissingNameArg` and `NonTextMessageReceived` are never constructed
[INFO] [stdout]  --> src/error.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub enum Error {
[INFO] [stdout]   |          ----- variants in this enum
[INFO] [stdout] 5 |     MissingNameArg,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 9 |     NonTextMessageReceived,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/app.rs:79:13
[INFO] [stdout]    |
[INFO] [stdout] 79 |     fn view(&mut self) -> Element<Message> {
[INFO] [stdout]    |             ^^^^^^^^^     ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |             |
[INFO] [stdout]    |             the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 79 |     fn view(&mut self) -> Element<'_, Message> {
[INFO] [stdout]    |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `start__app_starts` should have a snake case name
[INFO] [stdout]   --> src/app/unit_tests.rs:18:4
[INFO] [stdout]    |
[INFO] [stdout] 18 | fn start__app_starts() -> Result<()> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `start_app_starts`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `ping__live_socket_replies_with_pong` should have a snake case name
[INFO] [stdout]   --> src/app/unit_tests.rs:33:4
[INFO] [stdout]    |
[INFO] [stdout] 33 | fn ping__live_socket_replies_with_pong() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `ping_live_socket_replies_with_pong`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.01s
[INFO] running `Command { std: "docker" "inspect" "05682bf92687eae5ba9bf3ddec53fa92f7e318650d24cb1723123a3f450ed021", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05682bf92687eae5ba9bf3ddec53fa92f7e318650d24cb1723123a3f450ed021", kill_on_drop: false }`
[INFO] [stdout] 05682bf92687eae5ba9bf3ddec53fa92f7e318650d24cb1723123a3f450ed021
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5cbb70a254be5b0e528c932f2108f477fb6267ab005c8c097450b4ad8d4ae835
[INFO] running `Command { std: "docker" "start" "-a" "5cbb70a254be5b0e528c932f2108f477fb6267ab005c8c097450b4ad8d4ae835", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `Error`
[INFO] [stderr]  --> src/app/unit_tests.rs:2:13
[INFO] [stderr]   |
[INFO] [stderr] 2 | use crate::{Error, Result};
[INFO] [stderr]   |             ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::any::Any`
[INFO] [stderr]  --> src/app/unit_tests.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::any::Any;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Cell`
[INFO] [stderr]  --> src/app/unit_tests.rs:5:17
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::cell::{Cell, RefCell};
[INFO] [stderr]   |                 ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Ipv4Addr` and `TcpListener`
[INFO] [stderr]  --> src/app/unit_tests.rs:6:16
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::net::{Ipv4Addr, TcpListener};
[INFO] [stderr]   |                ^^^^^^^^  ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ops::Deref`
[INFO] [stderr]  --> src/app/unit_tests.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::ops::Deref;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::rc::Rc`
[INFO] [stderr]  --> src/app/unit_tests.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::rc::Rc;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::sync::RwLock`
[INFO] [stderr]  --> src/app/unit_tests.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use std::sync::RwLock;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Handler`
[INFO] [stderr]   --> src/app/unit_tests.rs:10:30
[INFO] [stderr]    |
[INFO] [stderr] 10 | use ws::{connect, CloseCode, Handler};
[INFO] [stderr]    |                              ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Borrow`
[INFO] [stderr]  --> src/app/unit_tests.rs:4:19
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::borrow::{Borrow, BorrowMut};
[INFO] [stderr]   |                   ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `BorrowMut`
[INFO] [stderr]  --> src/app/unit_tests.rs:4:27
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::borrow::{Borrow, BorrowMut};
[INFO] [stderr]   |                           ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `listener_socket`
[INFO] [stderr]   --> src/app/unit_tests.rs:38:9
[INFO] [stderr]    |
[INFO] [stderr] 38 |     let listener_socket = app.local_socket;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_listener_socket`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `sut`
[INFO] [stderr]   --> src/app/unit_tests.rs:43:9
[INFO] [stderr]    |
[INFO] [stderr] 43 |     let sut = connect(stringly_socket, |out| {
[INFO] [stderr]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_sut`
[INFO] [stderr] 
[INFO] [stderr] warning: field `listener_thread` is never read
[INFO] [stderr]   --> src/app.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 16 | pub struct App {
[INFO] [stderr]    |            --- field in this struct
[INFO] [stderr] 17 |     local_socket: SocketAddr,
[INFO] [stderr] 18 |     listener_thread: JoinHandle<Result<()>>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: enum `Message` is never used
[INFO] [stderr]   --> src/app/unit_tests.rs:12:10
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub enum Message {
[INFO] [stderr]    |          ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]  --> src/error.rs:8:13
[INFO] [stderr]   |
[INFO] [stderr] 8 |     IoError(IoError),
[INFO] [stderr]   |     ------- ^^^^^^^
[INFO] [stderr]   |     |
[INFO] [stderr]   |     field in this variant
[INFO] [stderr]   |
[INFO] [stderr]   = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]   |
[INFO] [stderr] 8 -     IoError(IoError),
[INFO] [stderr] 8 +     IoError(()),
[INFO] [stderr]   |
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> src/error.rs:10:15
[INFO] [stderr]    |
[INFO] [stderr] 10 |     WebSocket(WsError),
[INFO] [stderr]    |     --------- ^^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 10 -     WebSocket(WsError),
[INFO] [stderr] 10 +     WebSocket(()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: variants `MissingNameArg` and `NonTextMessageReceived` are never constructed
[INFO] [stderr]  --> src/error.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub enum Error {
[INFO] [stderr]   |          ----- variants in this enum
[INFO] [stderr] 5 |     MissingNameArg,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 9 |     NonTextMessageReceived,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/app.rs:79:13
[INFO] [stderr]    |
[INFO] [stderr] 79 |     fn view(&mut self) -> Element<Message> {
[INFO] [stderr]    |             ^^^^^^^^^     ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |             |
[INFO] [stderr]    |             the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 79 |     fn view(&mut self) -> Element<'_, Message> {
[INFO] [stderr]    |                                   +++
[INFO] [stderr] 
[INFO] [stderr] warning: function `start__app_starts` should have a snake case name
[INFO] [stderr]   --> src/app/unit_tests.rs:18:4
[INFO] [stderr]    |
[INFO] [stderr] 18 | fn start__app_starts() -> Result<()> {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `start_app_starts`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `ping__live_socket_replies_with_pong` should have a snake case name
[INFO] [stderr]   --> src/app/unit_tests.rs:33:4
[INFO] [stderr]    |
[INFO] [stderr] 33 | fn ping__live_socket_replies_with_pong() {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `ping_live_socket_replies_with_pong`
[INFO] [stderr] 
[INFO] [stderr] warning: `learning_chat` (bin "learning_chat" test) generated 20 warnings (run `cargo fix --bin "learning_chat" -p learning_chat --tests` to apply 11 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/learning_chat-8aa1f31315772700)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test app::unit_tests::start__app_starts ... ok
[INFO] [stdout] test app::unit_tests::ping__live_socket_replies_with_pong ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- app::unit_tests::ping__live_socket_replies_with_pong stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'app::unit_tests::ping__live_socket_replies_with_pong' (24) panicked at src/app/unit_tests.rs:52:6:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: WS Error <Internal>: Unable to parse 127.0.0.1:4444 as url due to RelativeUrlWithoutBase
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5fc975830ad2 - std::backtrace_rs::backtrace::libunwind::trace::hff358a60abf734fc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5fc975830ad2 - std::backtrace_rs::backtrace::trace_unsynchronized::h3b121f916dd95ec6
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5fc975830ad2 - std::sys::backtrace::_print_fmt::hde0a62ded68798e9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5fc975830ad2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h93773fc827e3113d
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5fc9758428ea - core::fmt::rt::Argument::fmt::h01eff69902dad97f
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5fc9758428ea - core::fmt::write::hed7b5c73d82ecb7c
[INFO] [stdout]    6:     0x5fc9757fe2e6 - std::io::default_write_fmt::h2f696ff5b8bbaa4b
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5fc9757fe2e6 - std::io::Write::write_fmt::h5e66814db8a9cfce
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x5fc97580fce9 - std::sys::backtrace::BacktraceLock::print::h8b1d6fcc5a56d1a3
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5fc97580fce9 - std::panicking::default_hook::{{closure}}::h2be84df4f189ae36
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5fc97580fb81 - std::panicking::default_hook::hf0ea8939246f43a9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5fc97571f41e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h02d35e3888986252
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x5fc97571f41e - test::test_main_with_exit_callback::{{closure}}::h939640a27d647173
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5fc97580ff62 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hc9df09ff391af3e7
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x5fc97580ff62 - std::panicking::panic_with_hook::hb4bd9ac1123582a0
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x5fc97580fda8 - std::panicking::panic_handler::{{closure}}::hde00dd15f5637fe2
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x5fc97580b039 - std::sys::backtrace::__rust_end_short_backtrace::hb72197fa777c1785
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x5fc9757f311d - __rustc[4425a7e20b4c8619]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x5fc97584ac8c - core::panicking::panic_fmt::ha59b517dd231f4da
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5fc97584a142 - core::result::unwrap_failed::hf2d1f30a3ac850fc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/result.rs:1867:5
[INFO] [stdout]   20:     0x5fc9756ee947 - core::result::Result<T,E>::unwrap::hfb5ab949541a589a
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/result.rs:1233:23
[INFO] [stdout]   21:     0x5fc9756ee947 - learning_chat::app::unit_tests::ping__live_socket_replies_with_pong::he1e3c873e9174309
[INFO] [stdout]                                at /opt/rustwide/workdir/src/app/unit_tests.rs:52:6
[INFO] [stdout]   22:     0x5fc9756eeaf7 - learning_chat::app::unit_tests::ping__live_socket_replies_with_pong::{{closure}}::h71435dc4052cb8e9
[INFO] [stdout]                                at /opt/rustwide/workdir/src/app/unit_tests.rs:33:41
[INFO] [stdout]   23:     0x5fc9756eb446 - core::ops::function::FnOnce::call_once::h67783ce5ad72408c
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5fc97571f1db - core::ops::function::FnOnce::call_once::hddb3cd395c36bfbb
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5fc97571f1db - test::__rust_begin_short_backtrace::h0b6a7601d9750bfa
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x5fc975732bea - test::run_test_in_process::{{closure}}::h444209903f00b347
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x5fc975732bea - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hfb3ba8f46e537649
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x5fc975732bea - std::panicking::catch_unwind::do_call::h1672a45911fcf9dc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:581:40
[INFO] [stdout]   29:     0x5fc975732bea - std::panicking::catch_unwind::h0fadaee22787a6dd
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:544:19
[INFO] [stdout]   30:     0x5fc975732bea - std::panic::catch_unwind::hc47ad190f2c8e188
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x5fc975732bea - test::run_test_in_process::hcd7faaf934f29999
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x5fc975732bea - test::run_test::{{closure}}::hddc4550da4871867
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x5fc97570d044 - test::run_test::{{closure}}::h98ae26689f13ed94
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x5fc97570d044 - std::sys::backtrace::__rust_begin_short_backtrace::h3ec4d1f21ad44588
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   35:     0x5fc9757109e2 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::hd8bf2c73d479939f
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   36:     0x5fc9757109e2 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h3b4248f358af2491
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x5fc9757109e2 - std::panicking::catch_unwind::do_call::hda10a64f4b8daebe
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:581:40
[INFO] [stdout]   38:     0x5fc9757109e2 - std::panicking::catch_unwind::h659e5ee8336ec8c7
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:544:19
[INFO] [stdout]   39:     0x5fc9757109e2 - std::panic::catch_unwind::h9d4d66a538912c18
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x5fc9757109e2 - std::thread::lifecycle::spawn_unchecked::{{closure}}::h7557906bb51d79f1
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   41:     0x5fc9757109e2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9e460d1d7fc83d35
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x5fc97580621f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h61282da819d64ea9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   43:     0x5fc97580621f - std::sys::thread::unix::Thread::new::thread_start::h982f9ea829d1b5fb
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/thread/unix.rs:127:17
[INFO] [stdout]   44:     0x74b3a02e4aa4 - <unknown>
[INFO] [stdout]   45:     0x74b3a0371a64 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     app::unit_tests::ping__live_socket_replies_with_pong
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.13s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin learning_chat`
[INFO] running `Command { std: "docker" "inspect" "5cbb70a254be5b0e528c932f2108f477fb6267ab005c8c097450b4ad8d4ae835", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5cbb70a254be5b0e528c932f2108f477fb6267ab005c8c097450b4ad8d4ae835", kill_on_drop: false }`
[INFO] [stdout] 5cbb70a254be5b0e528c932f2108f477fb6267ab005c8c097450b4ad8d4ae835
