[INFO] fetching crate gpwgpu_core 0.1.0...
[INFO] checking gpwgpu_core-0.1.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate gpwgpu_core 0.1.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate gpwgpu_core 0.1.0 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gpwgpu_core 0.1.0
[INFO] finished tweaking crates.io crate gpwgpu_core 0.1.0
[INFO] tweaked toml for crates.io crate gpwgpu_core 0.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 145 packages
[INFO] [stderr]       Adding ash v0.37.3+1.3.251 (latest: v0.38.0+1.3.281)
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding d3d12 v0.6.0 (latest: v0.19.0)
[INFO] [stderr]       Adding foreign-types v0.3.2 (latest: v0.5.0)
[INFO] [stderr]       Adding foreign-types-shared v0.1.1 (latest: v0.3.1)
[INFO] [stderr]       Adding glow v0.12.3 (latest: v0.13.1)
[INFO] [stderr]       Adding gpu-alloc v0.5.4 (latest: v0.6.0)
[INFO] [stderr]       Adding gpu-alloc-types v0.2.0 (latest: v0.3.0)
[INFO] [stderr]       Adding gpu-allocator v0.22.0 (latest: v0.25.0)
[INFO] [stderr]       Adding hashbrown v0.12.3 (latest: v0.14.3)
[INFO] [stderr]       Adding hassle-rs v0.10.0 (latest: v0.11.0)
[INFO] [stderr]       Adding indexmap v1.9.3 (latest: v2.2.6)
[INFO] [stderr]       Adding joinery v2.1.0 (latest: v3.1.0)
[INFO] [stderr]       Adding khronos-egl v4.1.0 (latest: v6.0.0)
[INFO] [stderr]       Adding libloading v0.7.4 (latest: v0.8.3)
[INFO] [stderr]       Adding malloc_buf v0.0.6 (latest: v1.0.0)
[INFO] [stderr]       Adding metal v0.24.0 (latest: v0.27.0)
[INFO] [stderr]       Adding naga v0.12.3 (latest: v0.19.2)
[INFO] [stderr]       Adding object v0.32.2 (latest: v0.34.0)
[INFO] [stderr]       Adding raw-window-handle v0.5.2 (latest: v0.6.0)
[INFO] [stderr]       Adding redox_syscall v0.4.1 (latest: v0.5.1)
[INFO] [stderr]       Adding spirv v0.2.0+1.5.4 (latest: v0.3.0+sdk-1.3.268.0)
[INFO] [stderr]       Adding wgpu v0.16.3 (latest: v0.19.3)
[INFO] [stderr]       Adding wgpu-core v0.16.1 (latest: v0.19.3)
[INFO] [stderr]       Adding wgpu-hal v0.16.2 (latest: v0.19.3)
[INFO] [stderr]       Adding wgpu-types v0.16.1 (latest: v0.19.2)
[INFO] [stderr]       Adding windows v0.44.0 (latest: v0.54.0)
[INFO] [stderr]       Adding windows-targets v0.42.2 (latest: v0.52.4)
[INFO] [stderr]       Adding windows-targets v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_aarch64_gnullvm v0.42.2 (latest: v0.52.4)
[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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded indent_write v2.2.0
[INFO] [stderr]   Downloaded nom-supreme v0.8.0
[INFO] [stderr]   Downloaded joinery v2.1.0
[INFO] [stderr]   Downloaded brownstone v3.0.0
[INFO] [stderr]   Downloaded slow_primes v0.1.14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] df25c130de3144396c9d5f4316e6ece0f47639015100c7700731b3b6b45f6829
[INFO] running `Command { std: "docker" "start" "-a" "df25c130de3144396c9d5f4316e6ece0f47639015100c7700731b3b6b45f6829", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "df25c130de3144396c9d5f4316e6ece0f47639015100c7700731b3b6b45f6829", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df25c130de3144396c9d5f4316e6ece0f47639015100c7700731b3b6b45f6829", kill_on_drop: false }`
[INFO] [stdout] df25c130de3144396c9d5f4316e6ece0f47639015100c7700731b3b6b45f6829
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 357e6f8b3323ef9edee45838086498d99009fa2dec3a766c276322aa3f90d887
[INFO] running `Command { std: "docker" "start" "-a" "357e6f8b3323ef9edee45838086498d99009fa2dec3a766c276322aa3f90d887", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]     Checking spirv v0.2.0+1.5.4
[INFO] [stderr]     Checking gpu-descriptor-types v0.1.2
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking khronos-egl v4.1.0
[INFO] [stderr]     Checking wgpu-types v0.16.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]     Checking num-iter v0.1.44
[INFO] [stderr]     Checking num-complex v0.4.5
[INFO] [stderr]     Checking brownstone v3.0.0
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking indent_write v2.2.0
[INFO] [stderr]     Checking joinery v2.1.0
[INFO] [stderr]     Checking gpu-descriptor v0.2.4
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking quote v1.0.35
[INFO] [stderr]     Checking nom-supreme v0.8.0
[INFO] [stderr]     Checking num v0.4.1
[INFO] [stderr]     Checking slow_primes v0.1.14
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling bytemuck_derive v1.6.0
[INFO] [stderr]     Checking thiserror v1.0.58
[INFO] [stderr]     Checking naga v0.12.3
[INFO] [stderr]     Checking bytemuck v1.15.0
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]     Checking wgpu-hal v0.16.2
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking wgpu-core v0.16.1
[INFO] [stderr]     Checking wgpu v0.16.3
[INFO] [stderr]     Checking gpwgpu_core v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `regex` is imported redundantly
[INFO] [stdout]  --> src/utils.rs:3:13
[INFO] [stdout]   |
[INFO] [stdout] 3 | use regex::{self, Regex};
[INFO] [stdout]   |             ^^^^ the item `regex` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `wgpu` is imported redundantly
[INFO] [stdout]   --> src/utils.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | use wgpu::{self, util::DeviceExt, CommandEncoder, MAP_ALIGNMENT, RequestAdapterOptions};
[INFO] [stdout]    |            ^^^^ the item `wgpu` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `regex` is imported redundantly
[INFO] [stdout]  --> src/utils.rs:3:13
[INFO] [stdout]   |
[INFO] [stdout] 3 | use regex::{self, Regex};
[INFO] [stdout]   |             ^^^^ the item `regex` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `wgpu` is imported redundantly
[INFO] [stdout]   --> src/utils.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | use wgpu::{self, util::DeviceExt, CommandEncoder, MAP_ALIGNMENT, RequestAdapterOptions};
[INFO] [stdout]    |            ^^^^ the item `wgpu` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.88s
[INFO] running `Command { std: "docker" "inspect" "357e6f8b3323ef9edee45838086498d99009fa2dec3a766c276322aa3f90d887", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "357e6f8b3323ef9edee45838086498d99009fa2dec3a766c276322aa3f90d887", kill_on_drop: false }`
[INFO] [stdout] 357e6f8b3323ef9edee45838086498d99009fa2dec3a766c276322aa3f90d887