Dec 17 12:32:15.885 INFO checking vitelabs/pow-gpu against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 12:32:15.885 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-7/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/vitelabs/pow-gpu:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 12:32:16.376 INFO [stdout] 37c68f85a8a1d6677e68a724baab8b0076b3983bb98ef6cb3ad8eca767c1c3c8
Dec 17 12:32:16.382 INFO running `"docker" "start" "-a" "37c68f85a8a1d6677e68a724baab8b0076b3983bb98ef6cb3ad8eca767c1c3c8"`
Dec 17 12:32:18.552 INFO [stderr]     Checking nodrop v0.1.12
Dec 17 12:32:18.560 INFO [stderr]    Compiling cc v1.0.15
Dec 17 12:32:18.568 INFO [stderr]    Compiling cl-sys v0.4.1
Dec 17 12:32:18.568 INFO [stderr]     Checking serde v1.0.45
Dec 17 12:32:18.568 INFO [stderr]     Checking log v0.4.1
Dec 17 12:32:18.568 INFO [stderr]     Checking iovec v0.1.2
Dec 17 12:32:18.571 INFO [stderr]     Checking net2 v0.2.32
Dec 17 12:32:18.580 INFO [stderr]     Checking base64 v0.9.1
Dec 17 12:32:19.008 INFO [stderr]     Checking qutex v0.2.1
Dec 17 12:32:19.674 INFO [stderr]     Checking parking_lot_core v0.2.14
Dec 17 12:32:19.798 INFO [stderr]     Checking futures-cpupool v0.1.8
Dec 17 12:32:20.833 INFO [stderr]    Compiling ocl-core v0.9.0
Dec 17 12:32:21.076 INFO [stderr]     Checking clap v2.31.2
Dec 17 12:32:21.112 INFO [stderr]     Checking arrayvec v0.4.7
Dec 17 12:32:21.520 INFO [stderr]     Checking bytes v0.4.7
Dec 17 12:32:21.860 INFO [stderr]     Checking log v0.3.9
Dec 17 12:32:22.054 INFO [stderr]     Checking mio v0.6.14
Dec 17 12:32:23.037 INFO [stderr]     Checking parking_lot v0.5.5
Dec 17 12:32:24.000 INFO [stderr]     Checking digest v0.7.2
Dec 17 12:32:24.612 INFO [stderr]     Checking ocl-core-vector v0.1.0
Dec 17 12:32:25.024 INFO [stderr]     Checking crossbeam-epoch v0.4.1
Dec 17 12:32:25.100 INFO [stderr]     Checking blake2 v0.7.1
Dec 17 12:32:26.204 INFO [stderr]     Checking crossbeam-deque v0.3.1
Dec 17 12:32:27.433 INFO [stderr]     Checking tokio-io v0.1.6
Dec 17 12:32:28.601 INFO [stderr]     Checking tokio-threadpool v0.1.3
Dec 17 12:32:31.161 INFO [stderr]    Compiling backtrace-sys v0.1.16
Dec 17 12:32:31.406 INFO [stderr]     Checking tokio-reactor v0.1.1
Dec 17 12:32:33.524 INFO [stderr]     Checking tokio-udp v0.1.0
Dec 17 12:32:33.524 INFO [stderr]     Checking tokio-tcp v0.1.0
Dec 17 12:32:33.956 INFO [stderr]     Checking tokio-fs v0.1.0
Dec 17 12:32:34.833 INFO [stderr]     Checking tokio v0.1.6
Dec 17 12:32:37.612 INFO [stderr]     Checking tokio-core v0.1.17
Dec 17 12:32:40.392 INFO [stderr]     Checking tokio-proto v0.1.1
Dec 17 12:32:46.098 INFO [stderr]     Checking hyper v0.11.25
Dec 17 12:32:50.276 INFO [stderr]     Checking serde_json v1.0.17
Dec 17 12:32:52.760 INFO [stderr]     Checking backtrace v0.3.7
Dec 17 12:32:53.050 INFO [stderr]     Checking failure v0.1.1
Dec 17 12:32:57.152 INFO [stderr]     Checking ocl v0.18.0
Dec 17 12:33:00.965 INFO [stderr]     Checking dpow-work-server v0.1.7 (/opt/crater/workdir)
Dec 17 12:33:01.372 INFO [stderr] warning: unused import: `ocl::prm::Ulong`
Dec 17 12:33:01.372 INFO [stderr]  --> src/gpu.rs:6:5
Dec 17 12:33:01.372 INFO [stderr]   |
Dec 17 12:33:01.372 INFO [stderr] 6 | use ocl::prm::Ulong;
Dec 17 12:33:01.372 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Dec 17 12:33:01.372 INFO [stderr]   |
Dec 17 12:33:01.372 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 17 12:33:01.372 INFO [stderr] 
Dec 17 12:33:01.575 INFO [stderr] warning: unused import: `ocl::prm::Ulong`
Dec 17 12:33:01.576 INFO [stderr]  --> src/gpu.rs:6:5
Dec 17 12:33:01.576 INFO [stderr]   |
Dec 17 12:33:01.576 INFO [stderr] 6 | use ocl::prm::Ulong;
Dec 17 12:33:01.576 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Dec 17 12:33:01.576 INFO [stderr]   |
Dec 17 12:33:01.576 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 17 12:33:01.576 INFO [stderr] 
Dec 17 12:33:01.972 INFO [stderr] warning: unused variable: `root`
Dec 17 12:33:01.972 INFO [stderr]   --> src/main.rs:58:15
Dec 17 12:33:01.972 INFO [stderr]    |
Dec 17 12:33:01.972 INFO [stderr] 58 | fn work_valid(root: [u8; 32], work: [u8; 8], threshold:  [u8; 32]) -> bool {
Dec 17 12:33:01.973 INFO [stderr]    |               ^^^^ help: consider using `_root` instead
Dec 17 12:33:01.973 INFO [stderr]    |
Dec 17 12:33:01.973 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 12:33:01.973 INFO [stderr] 
Dec 17 12:33:01.973 INFO [stderr] warning: unused variable: `work`
Dec 17 12:33:01.973 INFO [stderr]   --> src/main.rs:58:31
Dec 17 12:33:01.973 INFO [stderr]    |
Dec 17 12:33:01.973 INFO [stderr] 58 | fn work_valid(root: [u8; 32], work: [u8; 8], threshold:  [u8; 32]) -> bool {
Dec 17 12:33:01.973 INFO [stderr]    |                               ^^^^ help: consider using `_work` instead
Dec 17 12:33:01.973 INFO [stderr] 
Dec 17 12:33:01.973 INFO [stderr] warning: unused variable: `threshold`
Dec 17 12:33:01.973 INFO [stderr]   --> src/main.rs:58:46
Dec 17 12:33:01.973 INFO [stderr]    |
Dec 17 12:33:01.973 INFO [stderr] 58 | fn work_valid(root: [u8; 32], work: [u8; 8], threshold:  [u8; 32]) -> bool {
Dec 17 12:33:01.973 INFO [stderr]    |                                              ^^^^^^^^^ help: consider using `_threshold` instead
Dec 17 12:33:01.973 INFO [stderr] 
Dec 17 12:33:02.112 INFO [stderr] warning: function is never used: `work_value`
Dec 17 12:33:02.112 INFO [stderr]   --> src/main.rs:48:1
Dec 17 12:33:02.112 INFO [stderr]    |
Dec 17 12:33:02.112 INFO [stderr] 48 | fn work_value(root: [u8; 32], work: [u8; 8]) -> u64 {
Dec 17 12:33:02.113 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 12:33:02.113 INFO [stderr]    |
Dec 17 12:33:02.113 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 12:33:02.113 INFO [stderr] 
Dec 17 12:33:02.113 INFO [stderr] warning: method is never used: `parse_work_json`
Dec 17 12:33:02.113 INFO [stderr]    --> src/main.rs:155:7
Dec 17 12:33:02.113 INFO [stderr]     |
Dec 17 12:33:02.113 INFO [stderr] 155 |       fn parse_work_json(json: &Value) -> Result<[u8; 8], Value> {
Dec 17 12:33:02.113 INFO [stderr]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 12:33:02.113 INFO [stderr] 
Dec 17 12:33:02.188 INFO [stderr] warning: unused variable: `root`
Dec 17 12:33:02.188 INFO [stderr]   --> src/main.rs:58:15
Dec 17 12:33:02.188 INFO [stderr]    |
Dec 17 12:33:02.188 INFO [stderr] 58 | fn work_valid(root: [u8; 32], work: [u8; 8], threshold:  [u8; 32]) -> bool {
Dec 17 12:33:02.188 INFO [stderr]    |               ^^^^ help: consider using `_root` instead
Dec 17 12:33:02.188 INFO [stderr]    |
Dec 17 12:33:02.188 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 12:33:02.188 INFO [stderr] 
Dec 17 12:33:02.188 INFO [stderr] warning: unused variable: `work`
Dec 17 12:33:02.188 INFO [stderr]   --> src/main.rs:58:31
Dec 17 12:33:02.188 INFO [stderr]    |
Dec 17 12:33:02.188 INFO [stderr] 58 | fn work_valid(root: [u8; 32], work: [u8; 8], threshold:  [u8; 32]) -> bool {
Dec 17 12:33:02.189 INFO [stderr]    |                               ^^^^ help: consider using `_work` instead
Dec 17 12:33:02.189 INFO [stderr] 
Dec 17 12:33:02.189 INFO [stderr] warning: unused variable: `threshold`
Dec 17 12:33:02.189 INFO [stderr]   --> src/main.rs:58:46
Dec 17 12:33:02.189 INFO [stderr]    |
Dec 17 12:33:02.189 INFO [stderr] 58 | fn work_valid(root: [u8; 32], work: [u8; 8], threshold:  [u8; 32]) -> bool {
Dec 17 12:33:02.189 INFO [stderr]    |                                              ^^^^^^^^^ help: consider using `_threshold` instead
Dec 17 12:33:02.189 INFO [stderr] 
Dec 17 12:33:02.303 INFO [stderr] warning: function is never used: `work_value`
Dec 17 12:33:02.303 INFO [stderr]   --> src/main.rs:48:1
Dec 17 12:33:02.303 INFO [stderr]    |
Dec 17 12:33:02.303 INFO [stderr] 48 | fn work_value(root: [u8; 32], work: [u8; 8]) -> u64 {
Dec 17 12:33:02.303 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 12:33:02.303 INFO [stderr]    |
Dec 17 12:33:02.303 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 12:33:02.303 INFO [stderr] 
Dec 17 12:33:02.304 INFO [stderr] warning: method is never used: `parse_work_json`
Dec 17 12:33:02.304 INFO [stderr]    --> src/main.rs:155:7
Dec 17 12:33:02.304 INFO [stderr]     |
Dec 17 12:33:02.304 INFO [stderr] 155 |       fn parse_work_json(json: &Value) -> Result<[u8; 8], Value> {
Dec 17 12:33:02.304 INFO [stderr]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 12:33:02.304 INFO [stderr] 
Dec 17 12:33:02.360 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 44.07s
Dec 17 12:33:03.715 INFO running `"docker" "inspect" "37c68f85a8a1d6677e68a724baab8b0076b3983bb98ef6cb3ad8eca767c1c3c8"`
Dec 17 12:33:03.948 INFO running `"docker" "rm" "-f" "37c68f85a8a1d6677e68a724baab8b0076b3983bb98ef6cb3ad8eca767c1c3c8"`
Dec 17 12:33:04.217 INFO [stdout] 37c68f85a8a1d6677e68a724baab8b0076b3983bb98ef6cb3ad8eca767c1c3c8