[INFO] cloning repository https://github.com/jcmorrow/hex [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jcmorrow/hex" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjcmorrow%2Fhex", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjcmorrow%2Fhex'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ccfef8a394c7d83ab7c62cfd97e2599fa6e3dffe [INFO] testing jcmorrow/hex against beta-2022-04-10 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjcmorrow%2Fhex" "/workspace/builds/worker-31/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-31/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jcmorrow/hex on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jcmorrow/hex [INFO] finished tweaking git repo https://github.com/jcmorrow/hex [INFO] tweaked toml for git repo https://github.com/jcmorrow/hex written to /workspace/builds/worker-31/source/Cargo.toml [INFO] crate git repo https://github.com/jcmorrow/hex already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4d04b2fb3a48a371626f0635078ed4252a7eba3b8d6c7721f946ce4670285df4 [INFO] running `Command { std: "docker" "start" "-a" "4d04b2fb3a48a371626f0635078ed4252a7eba3b8d6c7721f946ce4670285df4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4d04b2fb3a48a371626f0635078ed4252a7eba3b8d6c7721f946ce4670285df4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4d04b2fb3a48a371626f0635078ed4252a7eba3b8d6c7721f946ce4670285df4", kill_on_drop: false }` [INFO] [stdout] 4d04b2fb3a48a371626f0635078ed4252a7eba3b8d6c7721f946ce4670285df4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 750df4ae4ca6d28dcc9749dc1ed5621f6aba1ae4de9089fd26c912b3b2932272 [INFO] running `Command { std: "docker" "start" "-a" "750df4ae4ca6d28dcc9749dc1ed5621f6aba1ae4de9089fd26c912b3b2932272", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling libc v0.2.65 [INFO] [stderr] Compiling scopeguard v1.0.0 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling rayon-core v1.6.0 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling getrandom v0.1.13 [INFO] [stderr] Compiling adler32 v1.0.4 [INFO] [stderr] Compiling either v1.5.3 [INFO] [stderr] Compiling ppv-lite86 v0.2.6 [INFO] [stderr] Compiling color_quant v1.0.1 [INFO] [stderr] Compiling lzw v0.10.0 [INFO] [stderr] Compiling scoped_threadpool v0.1.9 [INFO] [stderr] Compiling crossbeam-utils v0.6.6 [INFO] [stderr] Compiling memoffset v0.5.3 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling crossbeam-utils v0.7.0 [INFO] [stderr] Compiling crossbeam-epoch v0.8.0 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling num-iter v0.1.39 [INFO] [stderr] Compiling crossbeam-queue v0.1.2 [INFO] [stderr] Compiling inflate v0.3.4 [INFO] [stderr] Compiling gif v0.9.2 [INFO] [stderr] Compiling c2-chacha v0.2.3 [INFO] [stderr] Compiling num_cpus v1.11.0 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling deflate v0.7.20 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand v0.3.23 [INFO] [stderr] Compiling rand_chacha v0.2.1 [INFO] [stderr] Compiling rand v0.7.2 [INFO] [stderr] Compiling crossbeam-deque v0.7.2 [INFO] [stderr] Compiling num-traits v0.1.43 [INFO] [stderr] Compiling enum_primitive v0.1.1 [INFO] [stderr] Compiling num-rational v0.1.42 [INFO] [stderr] Compiling png v0.11.0 [INFO] [stderr] Compiling rayon v1.2.0 [INFO] [stderr] Compiling jpeg-decoder v0.1.16 [INFO] [stderr] Compiling image v0.18.0 [INFO] [stderr] Compiling noise v0.5.1 [INFO] [stderr] Compiling hex v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/hex_map.rs:38:13 [INFO] [stdout] | [INFO] [stdout] 37 | return HexInfo::rand(); [INFO] [stdout] | ---------------------- any code following this expression is unreachable [INFO] [stdout] 38 | / let ancestor2 = self.info(Hex::new( [INFO] [stdout] 39 | | closer_to_zero(closer_to_zero(hex.q)), [INFO] [stdout] 40 | | closer_to_zero(closer_to_zero(hex.r)), [INFO] [stdout] 41 | | )); [INFO] [stdout] | |_______________^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ancestor` [INFO] [stdout] --> src/hex_map.rs:36:17 [INFO] [stdout] | [INFO] [stdout] 36 | let ancestor = self.info(Hex::new(closer_to_zero(hex.q), closer_to_zero(hex.r))); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ancestor` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rng` [INFO] [stdout] --> src/layout.rs:50:17 [INFO] [stdout] | [INFO] [stdout] 50 | let mut rng = rand::thread_rng(); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_rng` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/layout.rs:50:13 [INFO] [stdout] | [INFO] [stdout] 50 | let mut rng = rand::thread_rng(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `HEX_DIRECTIONS` [INFO] [stdout] --> src/hex.rs:46:1 [INFO] [stdout] | [INFO] [stdout] 46 | / const HEX_DIRECTIONS: [Hex; 6] = [ [INFO] [stdout] 47 | | Hex { q: 1, r: 0, s: -1 }, [INFO] [stdout] 48 | | Hex { q: 0, r: 1, s: -1 }, [INFO] [stdout] 49 | | Hex { q: -1, r: 1, s: 0 }, [INFO] [stdout] ... | [INFO] [stdout] 52 | | Hex { q: 1, r: -1, s: 0 }, [INFO] [stdout] 53 | | ]; [INFO] [stdout] | |__^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `fuzzy_pixel_to_hex` [INFO] [stdout] --> src/layout.rs:39:12 [INFO] [stdout] | [INFO] [stdout] 39 | pub fn fuzzy_pixel_to_hex(self, p: Point) -> FractionalHex { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 37.80s [INFO] running `Command { std: "docker" "inspect" "750df4ae4ca6d28dcc9749dc1ed5621f6aba1ae4de9089fd26c912b3b2932272", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "750df4ae4ca6d28dcc9749dc1ed5621f6aba1ae4de9089fd26c912b3b2932272", kill_on_drop: false }` [INFO] [stdout] 750df4ae4ca6d28dcc9749dc1ed5621f6aba1ae4de9089fd26c912b3b2932272 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 978e82f49965c05d2ffae01cd18e70cb9e15064d00cff17c9fcd3ffabc749f0f [INFO] running `Command { std: "docker" "start" "-a" "978e82f49965c05d2ffae01cd18e70cb9e15064d00cff17c9fcd3ffabc749f0f", kill_on_drop: false }` [INFO] [stderr] Compiling hex v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/hex_map.rs:38:13 [INFO] [stdout] | [INFO] [stdout] 37 | return HexInfo::rand(); [INFO] [stdout] | ---------------------- any code following this expression is unreachable [INFO] [stdout] 38 | / let ancestor2 = self.info(Hex::new( [INFO] [stdout] 39 | | closer_to_zero(closer_to_zero(hex.q)), [INFO] [stdout] 40 | | closer_to_zero(closer_to_zero(hex.r)), [INFO] [stdout] 41 | | )); [INFO] [stdout] | |_______________^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ancestor` [INFO] [stdout] --> src/hex_map.rs:36:17 [INFO] [stdout] | [INFO] [stdout] 36 | let ancestor = self.info(Hex::new(closer_to_zero(hex.q), closer_to_zero(hex.r))); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ancestor` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rng` [INFO] [stdout] --> src/layout.rs:50:17 [INFO] [stdout] | [INFO] [stdout] 50 | let mut rng = rand::thread_rng(); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_rng` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/layout.rs:50:13 [INFO] [stdout] | [INFO] [stdout] 50 | let mut rng = rand::thread_rng(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `HEX_DIRECTIONS` [INFO] [stdout] --> src/hex.rs:46:1 [INFO] [stdout] | [INFO] [stdout] 46 | / const HEX_DIRECTIONS: [Hex; 6] = [ [INFO] [stdout] 47 | | Hex { q: 1, r: 0, s: -1 }, [INFO] [stdout] 48 | | Hex { q: 0, r: 1, s: -1 }, [INFO] [stdout] 49 | | Hex { q: -1, r: 1, s: 0 }, [INFO] [stdout] ... | [INFO] [stdout] 52 | | Hex { q: 1, r: -1, s: 0 }, [INFO] [stdout] 53 | | ]; [INFO] [stdout] | |__^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `fuzzy_pixel_to_hex` [INFO] [stdout] --> src/layout.rs:39:12 [INFO] [stdout] | [INFO] [stdout] 39 | pub fn fuzzy_pixel_to_hex(self, p: Point) -> FractionalHex { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.88s [INFO] [stderr] Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/hex-f649c8da8eb3e413) [INFO] running `Command { std: "docker" "inspect" "978e82f49965c05d2ffae01cd18e70cb9e15064d00cff17c9fcd3ffabc749f0f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "978e82f49965c05d2ffae01cd18e70cb9e15064d00cff17c9fcd3ffabc749f0f", kill_on_drop: false }` [INFO] [stdout] 978e82f49965c05d2ffae01cd18e70cb9e15064d00cff17c9fcd3ffabc749f0f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] fc81e4bb168ece20addc77e95132940e79bd3085854979439a4ca9fa11bcd3d1 [INFO] running `Command { std: "docker" "start" "-a" "fc81e4bb168ece20addc77e95132940e79bd3085854979439a4ca9fa11bcd3d1", kill_on_drop: false }` [INFO] [stderr] warning: unreachable statement [INFO] [stderr] --> src/hex_map.rs:38:13 [INFO] [stderr] | [INFO] [stderr] 37 | return HexInfo::rand(); [INFO] [stderr] | ---------------------- any code following this expression is unreachable [INFO] [stderr] 38 | / let ancestor2 = self.info(Hex::new( [INFO] [stderr] 39 | | closer_to_zero(closer_to_zero(hex.q)), [INFO] [stderr] 40 | | closer_to_zero(closer_to_zero(hex.r)), [INFO] [stderr] 41 | | )); [INFO] [stderr] | |_______________^ unreachable statement [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `ancestor` [INFO] [stderr] --> src/hex_map.rs:36:17 [INFO] [stderr] | [INFO] [stderr] 36 | let ancestor = self.info(Hex::new(closer_to_zero(hex.q), closer_to_zero(hex.r))); [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ancestor` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `rng` [INFO] [stderr] --> src/layout.rs:50:17 [INFO] [stderr] | [INFO] [stderr] 50 | let mut rng = rand::thread_rng(); [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_rng` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/layout.rs:50:13 [INFO] [stderr] | [INFO] [stderr] 50 | let mut rng = rand::thread_rng(); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: constant is never used: `HEX_DIRECTIONS` [INFO] [stderr] --> src/hex.rs:46:1 [INFO] [stderr] | [INFO] [stderr] 46 | / const HEX_DIRECTIONS: [Hex; 6] = [ [INFO] [stderr] 47 | | Hex { q: 1, r: 0, s: -1 }, [INFO] [stderr] 48 | | Hex { q: 0, r: 1, s: -1 }, [INFO] [stderr] 49 | | Hex { q: -1, r: 1, s: 0 }, [INFO] [stderr] ... | [INFO] [stderr] 52 | | Hex { q: 1, r: -1, s: 0 }, [INFO] [stderr] 53 | | ]; [INFO] [stderr] | |__^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `fuzzy_pixel_to_hex` [INFO] [stderr] --> src/layout.rs:39:12 [INFO] [stderr] | [INFO] [stderr] 39 | pub fn fuzzy_pixel_to_hex(self, p: Point) -> FractionalHex { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `hex` (bin "hex" test) generated 6 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.09s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/hex-f649c8da8eb3e413) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "fc81e4bb168ece20addc77e95132940e79bd3085854979439a4ca9fa11bcd3d1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fc81e4bb168ece20addc77e95132940e79bd3085854979439a4ca9fa11bcd3d1", kill_on_drop: false }` [INFO] [stdout] fc81e4bb168ece20addc77e95132940e79bd3085854979439a4ca9fa11bcd3d1