[INFO] fetching crate lf-gfx 0.4.0...
[INFO] checking lf-gfx-0.4.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate lf-gfx 0.4.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate lf-gfx 0.4.0 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lf-gfx 0.4.0
[INFO] finished tweaking crates.io crate lf-gfx 0.4.0
[INFO] tweaked toml for crates.io crate lf-gfx 0.4.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 214 packages
[INFO] [stderr]       Adding android-activity v0.4.3 (latest: v0.5.2)
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[INFO] [stderr]       Adding malloc_buf v0.0.6 (latest: v1.0.0)
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[INFO] [stderr]       Adding redox_syscall v0.3.5 (latest: v0.5.1)
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[INFO] [stderr]       Adding wgpu v0.18.0 (latest: v0.19.3)
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[INFO] [stderr]       Adding wgpu-hal v0.18.1 (latest: v0.19.3)
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[INFO] [stderr]       Adding windows_aarch64_gnullvm v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_aarch64_msvc v0.42.2 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_aarch64_msvc v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_i686_gnu v0.42.2 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_i686_gnu v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_i686_msvc v0.42.2 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_i686_msvc v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_x86_64_gnu v0.42.2 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_x86_64_gnu v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_x86_64_gnullvm v0.42.2 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_x86_64_gnullvm v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_x86_64_msvc v0.42.2 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_x86_64_msvc v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding winit v0.28.7 (latest: v0.29.15)
[INFO] [stderr]       Adding winnow v0.5.40 (latest: v0.6.5)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded naga v0.14.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bc741ae34ab24f2e2b6eabe953e509ed4c3bb0945e9f26b0f3536d2bbdc733ff
[INFO] running `Command { std: "docker" "start" "-a" "bc741ae34ab24f2e2b6eabe953e509ed4c3bb0945e9f26b0f3536d2bbdc733ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bc741ae34ab24f2e2b6eabe953e509ed4c3bb0945e9f26b0f3536d2bbdc733ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc741ae34ab24f2e2b6eabe953e509ed4c3bb0945e9f26b0f3536d2bbdc733ff", kill_on_drop: false }`
[INFO] [stdout] bc741ae34ab24f2e2b6eabe953e509ed4c3bb0945e9f26b0f3536d2bbdc733ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d8098e112479c0907ec02f8a5476d613cfca0bcc7d437e1476feb90ca345d335
[INFO] running `Command { std: "docker" "start" "-a" "d8098e112479c0907ec02f8a5476d613cfca0bcc7d437e1476feb90ca345d335", kill_on_drop: false }`
[INFO] [stderr]     Checking libloading v0.8.3
[INFO] [stderr]    Compiling xml-rs v0.8.20
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]    Compiling wayland-sys v0.29.5
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking zerocopy v0.7.32
[INFO] [stderr]     Checking dlib v0.5.2
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking allocator-api2 v0.2.16
[INFO] [stderr]     Checking simd-adler32 v0.3.7
[INFO] [stderr]     Checking nix v0.24.3
[INFO] [stderr]    Compiling crc32fast v1.4.0
[INFO] [stderr]    Compiling slotmap v1.0.7
[INFO] [stderr]     Checking scoped-tls v1.0.1
[INFO] [stderr]     Checking hashbrown v0.14.3
[INFO] [stderr]     Checking arrayvec v0.7.4
[INFO] [stderr]    Compiling wayland-scanner v0.29.5
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking termcolor v1.4.1
[INFO] [stderr]    Compiling ash v0.37.3+1.3.251
[INFO] [stderr]     Checking unicode-width v0.1.11
[INFO] [stderr]    Compiling khronos-egl v6.0.0
[INFO] [stderr]     Checking flate2 v1.0.28
[INFO] [stderr]     Checking codespan-reporting v0.11.1
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[INFO] [stderr]     Checking bit-set v0.5.3
[INFO] [stderr]     Checking parking_lot_core v0.9.9
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[INFO] [stderr]     Checking fdeflate v0.3.4
[INFO] [stderr]     Checking spirv v0.2.0+1.5.4
[INFO] [stderr]     Checking nix v0.25.1
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[INFO] [stderr]    Compiling wayland-client v0.29.5
[INFO] [stderr]    Compiling wayland-protocols v0.29.5
[INFO] [stderr]     Checking gpu-descriptor-types v0.1.2
[INFO] [stderr]    Compiling smithay-client-toolkit v0.16.1
[INFO] [stderr]     Checking libloading v0.7.4
[INFO] [stderr]     Checking arrayref v0.3.7
[INFO] [stderr]     Checking raw-window-handle v0.5.2
[INFO] [stderr]     Checking xcursor v0.3.5
[INFO] [stderr]     Checking ttf-parser v0.20.0
[INFO] [stderr]     Checking bytemuck v1.15.0
[INFO] [stderr]     Checking hexf-parse v0.2.1
[INFO] [stderr]     Checking strict-num v0.1.1
[INFO] [stderr]     Checking unicode-xid v0.2.4
[INFO] [stderr]     Checking tiny-skia-path v0.8.4
[INFO] [stderr]     Checking gpu-descriptor v0.2.4
[INFO] [stderr]     Checking gpu-alloc v0.6.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]     Checking png v0.17.13
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking wgpu-types v0.18.0
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking memmap2 v0.5.10
[INFO] [stderr]    Compiling x11-dl v2.21.0
[INFO] [stderr]     Checking owned_ttf_parser v0.20.0
[INFO] [stderr]    Compiling cfg_aliases v0.1.1
[INFO] [stderr]     Checking profiling v1.0.15
[INFO] [stderr]     Checking glow v0.13.1
[INFO] [stderr]     Checking ab_glyph_rasterizer v0.1.8
[INFO] [stderr]     Checking renderdoc-sys v1.1.0
[INFO] [stderr]     Checking ab_glyph v0.2.23
[INFO] [stderr]     Checking wayland-cursor v0.29.5
[INFO] [stderr]     Checking thiserror v1.0.58
[INFO] [stderr]    Compiling winit v0.28.7
[INFO] [stderr]     Checking nanorand v0.7.0
[INFO] [stderr]     Checking calloop v0.10.6
[INFO] [stderr]     Checking naga v0.14.2
[INFO] [stderr]     Checking tiny-skia v0.8.4
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking flume v0.11.0
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]    Compiling bytemuck_derive v1.6.0
[INFO] [stderr]     Checking pollster v0.3.0
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]     Checking serde_json v1.0.115
[INFO] [stderr]     Checking wgpu-hal v0.18.1
[INFO] [stderr]     Checking wgpu-core v0.18.1
[INFO] [stderr]     Checking sctk-adwaita v0.5.4
[INFO] [stderr]     Checking wgpu v0.18.0
[INFO] [stderr]     Checking lf-gfx v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `SealedInstance` is never used
[INFO] [stdout]   --> src/lib.rs:59:15
[INFO] [stdout]    |
[INFO] [stdout] 59 |     pub trait SealedInstance {}
[INFO] [stdout]    |               ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `SealedInstance` is never used
[INFO] [stdout]   --> src/lib.rs:59:15
[INFO] [stdout]    |
[INFO] [stdout] 59 |     pub trait SealedInstance {}
[INFO] [stdout]    |               ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.68s
[INFO] running `Command { std: "docker" "inspect" "d8098e112479c0907ec02f8a5476d613cfca0bcc7d437e1476feb90ca345d335", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8098e112479c0907ec02f8a5476d613cfca0bcc7d437e1476feb90ca345d335", kill_on_drop: false }`
[INFO] [stdout] d8098e112479c0907ec02f8a5476d613cfca0bcc7d437e1476feb90ca345d335
[INFO] checking lf-gfx-0.4.0 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] extracting crate lf-gfx 0.4.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate lf-gfx 0.4.0 on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lf-gfx 0.4.0
[INFO] finished tweaking crates.io crate lf-gfx 0.4.0
[INFO] tweaked toml for crates.io crate lf-gfx 0.4.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 42d877707b4a048ebb3332da893df5ef057bca188a46a40645e4f8a68caf2aac
[INFO] running `Command { std: "docker" "start" "-a" "42d877707b4a048ebb3332da893df5ef057bca188a46a40645e4f8a68caf2aac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "42d877707b4a048ebb3332da893df5ef057bca188a46a40645e4f8a68caf2aac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42d877707b4a048ebb3332da893df5ef057bca188a46a40645e4f8a68caf2aac", kill_on_drop: false }`
[INFO] [stdout] 42d877707b4a048ebb3332da893df5ef057bca188a46a40645e4f8a68caf2aac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 224aaeb31b4d21262940dcb1c8d7118274ca7dd80ef537683b1c205e644dd04e
[INFO] running `Command { std: "docker" "start" "-a" "224aaeb31b4d21262940dcb1c8d7118274ca7dd80ef537683b1c205e644dd04e", kill_on_drop: false }`
[INFO] [stderr]     Checking libloading v0.8.3
[INFO] [stderr]    Compiling xml-rs v0.8.20
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]    Compiling wayland-sys v0.29.5
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking zerocopy v0.7.32
[INFO] [stderr]     Checking dlib v0.5.2
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking simd-adler32 v0.3.7
[INFO] [stderr]     Checking allocator-api2 v0.2.16
[INFO] [stderr]    Compiling crc32fast v1.4.0
[INFO] [stderr]     Checking nix v0.24.3
[INFO] [stderr]    Compiling slotmap v1.0.7
[INFO] [stderr]    Compiling wayland-scanner v0.29.5
[INFO] [stderr]     Checking hashbrown v0.14.3
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking scoped-tls v1.0.1
[INFO] [stderr]     Checking arrayvec v0.7.4
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]    Compiling ash v0.37.3+1.3.251
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/miniz_oxide-0.7.2/src/inflate/core.rs:1196:9
[INFO] [stdout]      |
[INFO] [stdout] 1196 | /         match state {
[INFO] [stdout] 1197 | |             Start => generate_state!(state, 'state_machine, {
[INFO] [stdout] 1198 | |                 l.bit_buf = 0;
[INFO] [stdout] 1199 | |                 l.num_bits = 0;
[INFO] [stdout] ...    |
[INFO] [stdout] 1741 | |             _ => break TINFLStatus::Failed,
[INFO] [stdout] 1742 | |         };
[INFO] [stdout]      | |_________^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking termcolor v1.4.1
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `miniz_oxide` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "224aaeb31b4d21262940dcb1c8d7118274ca7dd80ef537683b1c205e644dd04e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "224aaeb31b4d21262940dcb1c8d7118274ca7dd80ef537683b1c205e644dd04e", kill_on_drop: false }`
[INFO] [stdout] 224aaeb31b4d21262940dcb1c8d7118274ca7dd80ef537683b1c205e644dd04e