[INFO] updating cached repository vitelabs/pow-gpu [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/vitelabs/pow-gpu [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/vitelabs/pow-gpu" "work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/vitelabs/pow-gpu"` [INFO] [stderr] Cloning into 'work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/vitelabs/pow-gpu'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/vitelabs/pow-gpu" "work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/vitelabs/pow-gpu"` [INFO] [stderr] Cloning into 'work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/vitelabs/pow-gpu'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 6c8e872111e715adb30ea99a71738cd5931284ac [INFO] sha for GitHub repo vitelabs/pow-gpu: 6c8e872111e715adb30ea99a71738cd5931284ac [INFO] validating manifest of vitelabs/pow-gpu on toolchain master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7 [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of vitelabs/pow-gpu on toolchain try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing vitelabs/pow-gpu [INFO] finished frobbing vitelabs/pow-gpu [INFO] frobbed toml for vitelabs/pow-gpu written to work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/vitelabs/pow-gpu/Cargo.toml [INFO] started frobbing vitelabs/pow-gpu [INFO] finished frobbing vitelabs/pow-gpu [INFO] frobbed toml for vitelabs/pow-gpu written to work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/vitelabs/pow-gpu/Cargo.toml [INFO] crate vitelabs/pow-gpu already has a lockfile, it will not be regenerated [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking vitelabs/pow-gpu against try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b for pr-59199 [INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-59199/worker-2/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/vitelabs/pow-gpu:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 7a359b659e070f5d85366df2caa2301c66f9e8e091752c9068baae7d32dd8e90 [INFO] running `"docker" "start" "-a" "7a359b659e070f5d85366df2caa2301c66f9e8e091752c9068baae7d32dd8e90"` [INFO] [stderr] Compiling cc v1.0.15 [INFO] [stderr] Checking rustc-demangle v0.1.8 [INFO] [stderr] Compiling cl-sys v0.4.1 [INFO] [stderr] Checking smallvec v0.6.1 [INFO] [stderr] Checking crossbeam v0.3.2 [INFO] [stderr] Checking serde v1.0.45 [INFO] [stderr] Checking net2 v0.2.32 [INFO] [stderr] Checking tokio-service v0.1.0 [INFO] [stderr] Checking relay v0.1.1 [INFO] [stderr] Checking atty v0.2.10 [INFO] [stderr] Checking base64 v0.9.1 [INFO] [stderr] Checking bytes v0.4.7 [INFO] [stderr] Checking crossbeam-epoch v0.4.1 [INFO] [stderr] Checking num-bigint v0.1.43 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking rand v0.3.22 [INFO] [stderr] Checking futures-cpupool v0.1.8 [INFO] [stderr] Compiling ocl-core v0.9.0 [INFO] [stderr] Checking enum_primitive v0.1.1 [INFO] [stderr] Compiling synstructure v0.6.1 [INFO] [stderr] Checking mime v0.3.7 [INFO] [stderr] Checking blake2 v0.7.1 [INFO] [stderr] Checking clap v2.31.2 [INFO] [stderr] Checking parking_lot_core v0.2.14 [INFO] [stderr] Checking mio v0.6.14 [INFO] [stderr] Checking crossbeam-deque v0.3.1 [INFO] [stderr] Checking qutex v0.2.1 [INFO] [stderr] Checking tokio-threadpool v0.1.3 [INFO] [stderr] Checking parking_lot v0.5.5 [INFO] [stderr] Checking tokio-io v0.1.6 [INFO] [stderr] Checking num-rational v0.1.42 [INFO] [stderr] Compiling failure_derive v0.1.1 [INFO] [stderr] Checking tokio-reactor v0.1.1 [INFO] [stderr] Checking tokio-fs v0.1.0 [INFO] [stderr] Compiling backtrace-sys v0.1.16 [INFO] [stderr] Checking num v0.1.42 [INFO] [stderr] Checking ocl-core-vector v0.1.0 [INFO] [stderr] Checking tokio-udp v0.1.0 [INFO] [stderr] Checking tokio-tcp v0.1.0 [INFO] [stderr] Checking tokio v0.1.6 [INFO] [stderr] Checking tokio-core v0.1.17 [INFO] [stderr] Checking tokio-proto v0.1.1 [INFO] [stderr] Checking hyper v0.11.25 [INFO] [stderr] Checking serde_json v1.0.17 [INFO] [stderr] Checking backtrace v0.3.7 [INFO] [stderr] Checking failure v0.1.1 [INFO] [stderr] Checking ocl v0.18.0 [INFO] [stderr] Checking dpow-work-server v0.1.7 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `ocl::prm::Ulong` [INFO] [stderr] --> src/gpu.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use ocl::prm::Ulong; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `ocl::prm::Ulong` [INFO] [stderr] --> src/gpu.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use ocl::prm::Ulong; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `root` [INFO] [stderr] --> src/main.rs:58:15 [INFO] [stderr] | [INFO] [stderr] 58 | fn work_valid(root: [u8; 32], work: [u8; 8], threshold: [u8; 32]) -> bool { [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_root` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `work` [INFO] [stderr] --> src/main.rs:58:31 [INFO] [stderr] | [INFO] [stderr] 58 | fn work_valid(root: [u8; 32], work: [u8; 8], threshold: [u8; 32]) -> bool { [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_work` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `threshold` [INFO] [stderr] --> src/main.rs:58:46 [INFO] [stderr] | [INFO] [stderr] 58 | fn work_valid(root: [u8; 32], work: [u8; 8], threshold: [u8; 32]) -> bool { [INFO] [stderr] | ^^^^^^^^^ help: consider prefixing with an underscore: `_threshold` [INFO] [stderr] [INFO] [stderr] warning: function is never used: `work_value` [INFO] [stderr] --> src/main.rs:48:1 [INFO] [stderr] | [INFO] [stderr] 48 | fn work_value(root: [u8; 32], work: [u8; 8]) -> u64 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `parse_work_json` [INFO] [stderr] --> src/main.rs:155:7 [INFO] [stderr] | [INFO] [stderr] 155 | fn parse_work_json(json: &Value) -> Result<[u8; 8], Value> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `root` [INFO] [stderr] --> src/main.rs:58:15 [INFO] [stderr] | [INFO] [stderr] 58 | fn work_valid(root: [u8; 32], work: [u8; 8], threshold: [u8; 32]) -> bool { [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_root` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `work` [INFO] [stderr] --> src/main.rs:58:31 [INFO] [stderr] | [INFO] [stderr] 58 | fn work_valid(root: [u8; 32], work: [u8; 8], threshold: [u8; 32]) -> bool { [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_work` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `threshold` [INFO] [stderr] --> src/main.rs:58:46 [INFO] [stderr] | [INFO] [stderr] 58 | fn work_valid(root: [u8; 32], work: [u8; 8], threshold: [u8; 32]) -> bool { [INFO] [stderr] | ^^^^^^^^^ help: consider prefixing with an underscore: `_threshold` [INFO] [stderr] [INFO] [stderr] warning: function is never used: `work_value` [INFO] [stderr] --> src/main.rs:48:1 [INFO] [stderr] | [INFO] [stderr] 48 | fn work_value(root: [u8; 32], work: [u8; 8]) -> u64 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `parse_work_json` [INFO] [stderr] --> src/main.rs:155:7 [INFO] [stderr] | [INFO] [stderr] 155 | fn parse_work_json(json: &Value) -> Result<[u8; 8], Value> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 30.47s [INFO] running `"docker" "inspect" "7a359b659e070f5d85366df2caa2301c66f9e8e091752c9068baae7d32dd8e90"` [INFO] running `"docker" "rm" "-f" "7a359b659e070f5d85366df2caa2301c66f9e8e091752c9068baae7d32dd8e90"` [INFO] [stdout] 7a359b659e070f5d85366df2caa2301c66f9e8e091752c9068baae7d32dd8e90