[INFO] updating cached repository ludios/item-maker [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/ludios/item-maker [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/ludios/item-maker" "work/ex/pr-60932/sources/master#548add7f61bfcbe3bea3f5ccefb53c84da8fefe4/gh/ludios/item-maker"` [INFO] [stderr] Cloning into 'work/ex/pr-60932/sources/master#548add7f61bfcbe3bea3f5ccefb53c84da8fefe4/gh/ludios/item-maker'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/ludios/item-maker" "work/ex/pr-60932/sources/try#097e26225c5cc28d3042ad4c80eac7c488f78ee7/gh/ludios/item-maker"` [INFO] [stderr] Cloning into 'work/ex/pr-60932/sources/try#097e26225c5cc28d3042ad4c80eac7c488f78ee7/gh/ludios/item-maker'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] bf60bd3651123910601852e9720107ac5d1c3d0e [INFO] sha for GitHub repo ludios/item-maker: bf60bd3651123910601852e9720107ac5d1c3d0e [INFO] validating manifest of ludios/item-maker on toolchain master#548add7f61bfcbe3bea3f5ccefb53c84da8fefe4 [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+548add7f61bfcbe3bea3f5ccefb53c84da8fefe4-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of ludios/item-maker on toolchain try#097e26225c5cc28d3042ad4c80eac7c488f78ee7 [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+097e26225c5cc28d3042ad4c80eac7c488f78ee7-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing ludios/item-maker [INFO] finished frobbing ludios/item-maker [INFO] frobbed toml for ludios/item-maker written to work/ex/pr-60932/sources/master#548add7f61bfcbe3bea3f5ccefb53c84da8fefe4/gh/ludios/item-maker/Cargo.toml [INFO] started frobbing ludios/item-maker [INFO] finished frobbing ludios/item-maker [INFO] frobbed toml for ludios/item-maker written to work/ex/pr-60932/sources/try#097e26225c5cc28d3042ad4c80eac7c488f78ee7/gh/ludios/item-maker/Cargo.toml [INFO] crate ludios/item-maker already has a lockfile, it will not be regenerated [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+548add7f61bfcbe3bea3f5ccefb53c84da8fefe4-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] error: the lock file /mnt/crater-raid/crater/work/ex/pr-60932/sources/master#548add7f61bfcbe3bea3f5ccefb53c84da8fefe4/gh/ludios/item-maker/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] the lockfile is outdated, regenerating it [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+548add7f61bfcbe3bea3f5ccefb53c84da8fefe4-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] [stderr] Updating git repository `https://github.com/pingcap/rust-rocksdb.git` [INFO] [stderr] Updating git repository `https://github.com/alexcrichton/bzip2-rs.git` [INFO] [stderr] Updating git repository `https://github.com/busyjay/lz4-rs.git` [INFO] [stderr] Updating git repository `https://github.com/busyjay/rust-snappy.git` [INFO] [stderr] Updating git repository `https://github.com/gyscos/zstd-rs.git` [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+097e26225c5cc28d3042ad4c80eac7c488f78ee7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] [stderr] Updating git repository `https://github.com/pingcap/rust-rocksdb.git` [INFO] [stderr] Updating git repository `https://github.com/alexcrichton/bzip2-rs.git` [INFO] [stderr] Updating git repository `https://github.com/busyjay/lz4-rs.git` [INFO] [stderr] Updating git repository `https://github.com/busyjay/rust-snappy.git` [INFO] [stderr] Updating git repository `https://github.com/gyscos/zstd-rs.git` [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+548add7f61bfcbe3bea3f5ccefb53c84da8fefe4-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache lock [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+097e26225c5cc28d3042ad4c80eac7c488f78ee7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking ludios/item-maker against try#097e26225c5cc28d3042ad4c80eac7c488f78ee7 for pr-60932 [INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60932/worker-6/try#097e26225c5cc28d3042ad4c80eac7c488f78ee7:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60932/sources/try#097e26225c5cc28d3042ad4c80eac7c488f78ee7/gh/ludios/item-maker:/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" "+097e26225c5cc28d3042ad4c80eac7c488f78ee7-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 5754acbd5d2ffc61d4846b16f59f4b26773f47ee34275ad8d74b7669691e1dd3 [INFO] running `"docker" "start" "-a" "5754acbd5d2ffc61d4846b16f59f4b26773f47ee34275ad8d74b7669691e1dd3"` [INFO] [stderr] warning: the cargo feature `edition` is now stable and is no longer necessary to be listed in the manifest [INFO] [stderr] Compiling glob v0.3.0 [INFO] [stderr] Compiling crossbeam-utils v0.2.2 [INFO] [stderr] Compiling crossbeam-epoch v0.3.1 [INFO] [stderr] Compiling crossbeam-deque v0.2.0 [INFO] [stderr] Compiling rayon-core v1.4.1 [INFO] [stderr] Compiling rayon v1.0.3 [INFO] [stderr] Compiling cc v1.0.37 [INFO] [stderr] Compiling cmake v0.1.40 [INFO] [stderr] Compiling zstd-sys v1.4.10+zstd.1.4.0 (https://github.com/gyscos/zstd-rs.git#d09a3a06) [INFO] [stderr] Compiling bzip2-sys v0.1.7 (https://github.com/alexcrichton/bzip2-rs.git#18fd3e18) [INFO] [stderr] Compiling lz4-sys v1.8.0 (https://github.com/busyjay/lz4-rs.git?branch=adjust-build#41509fea) [INFO] [stderr] Compiling libz-sys v1.0.25 [INFO] [stderr] Compiling snappy-sys v0.1.0 (https://github.com/busyjay/rust-snappy.git?branch=static-link#be021783) [INFO] [stderr] Compiling libtitan_sys v0.0.1 (https://github.com/pingcap/rust-rocksdb.git#5adf5b84) [INFO] [stderr] Compiling librocksdb_sys v0.1.0 (https://github.com/pingcap/rust-rocksdb.git#5adf5b84) [INFO] [stderr] error: failed to run custom build command for `libtitan_sys v0.0.1 (https://github.com/pingcap/rust-rocksdb.git#5adf5b84)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/crater/target/debug/build/libtitan_sys-ee3a74cd4bd8b4ad/build-script-build` (exit code: 101) [INFO] [stderr] --- stdout [INFO] [stderr] running: "cmake" "/opt/crater/cargo-home/git/checkouts/rust-rocksdb-82ef6e5337b3fbe6/5adf5b8/librocksdb_sys/libtitan_sys/titan" "-DROCKSDB_DIR=/opt/crater/cargo-home/git/checkouts/rust-rocksdb-82ef6e5337b3fbe6/5adf5b8/librocksdb_sys/libtitan_sys/../rocksdb" "-DWITH_TITAN_TESTS=OFF" "-DWITH_TITAN_TOOLS=OFF" "-DWITH_ZLIB=ON" "-DWITH_BZ2=ON" "-DWITH_LZ4=ON" "-DWITH_ZSTD=ON" "-DWITH_SNAPPY=ON" "-DCMAKE_INSTALL_PREFIX=/opt/crater/target/debug/build/libtitan_sys-c74e9ec1b909f5b4/out" "-DCMAKE_C_FLAGS= -ffunction-sections -fdata-sections -fPIC -m64" "-DCMAKE_C_COMPILER=/usr/bin/cc" "-DCMAKE_CXX_FLAGS= -ffunction-sections -fdata-sections -fPIC -m64" "-DCMAKE_CXX_COMPILER=/usr/bin/c++" "-DCMAKE_BUILD_TYPE=Debug" [INFO] [stderr] -- The C compiler identification is GNU 6.3.0 [INFO] [stderr] -- The CXX compiler identification is GNU 6.3.0 [INFO] [stderr] -- Check for working C compiler: /usr/bin/cc [INFO] [stderr] -- Check for working C compiler: /usr/bin/cc -- works [INFO] [stderr] -- Detecting C compiler ABI info [INFO] [stderr] -- Detecting C compiler ABI info - done [INFO] [stderr] -- Detecting C compile features [INFO] [stderr] -- Detecting C compile features - done [INFO] [stderr] -- Check for working CXX compiler: /usr/bin/c++ [INFO] [stderr] -- Check for working CXX compiler: /usr/bin/c++ -- works [INFO] [stderr] -- Detecting CXX compiler ABI info [INFO] [stderr] -- Detecting CXX compiler ABI info - done [INFO] [stderr] -- Detecting CXX compile features [INFO] [stderr] -- Detecting CXX compile features - done [INFO] [stderr] -- Found snappy: /opt/crater/target/debug/build/snappy-sys-5e09416aaa84808a/out/build/libsnappy.a [INFO] [stderr] -- Found bzip2: /opt/crater/target/debug/build/bzip2-sys-093fa47d1ee5464c/out/lib/libbz2.a [INFO] [stderr] -- Found lz4: /opt/crater/target/debug/build/lz4-sys-0fef4530f5e6def4/out/liblz4.a [INFO] [stderr] -- Found zlib: /usr/lib/x86_64-linux-gnu/libz.so [INFO] [stderr] -- Found zstd: /opt/crater/target/debug/build/zstd-sys-6d0798a2457d6da8/out/libzstd.a [INFO] [stderr] -- Performing Test HAVE_SSE42 [INFO] [stderr] -- Performing Test HAVE_SSE42 - Success [INFO] [stderr] -- Performing Test HAVE_THREAD_LOCAL [INFO] [stderr] -- Performing Test HAVE_THREAD_LOCAL - Success [INFO] [stderr] -- Enabling RTTI in Debug builds only (default) [INFO] [stderr] -- Performing Test HAVE_FALLOCATE [INFO] [stderr] -- Performing Test HAVE_FALLOCATE - Success [INFO] [stderr] -- Performing Test HAVE_SYNC_FILE_RANGE_WRITE [INFO] [stderr] -- Performing Test HAVE_SYNC_FILE_RANGE_WRITE - Success [INFO] [stderr] -- Performing Test HAVE_PTHREAD_MUTEX_ADAPTIVE_NP [INFO] [stderr] -- Performing Test HAVE_PTHREAD_MUTEX_ADAPTIVE_NP - Success [INFO] [stderr] -- Looking for malloc_usable_size [INFO] [stderr] -- Looking for malloc_usable_size - found [INFO] [stderr] -- Looking for sched_getcpu [INFO] [stderr] -- Looking for sched_getcpu - found [INFO] [stderr] -- Configuring done [INFO] [stderr] -- Generating done [INFO] [stderr] -- Build files have been written to: /opt/crater/target/debug/build/libtitan_sys-c74e9ec1b909f5b4/out/build [INFO] [stderr] running: "cmake" "--build" "." "--target" "titan" "--config" "Debug" "--" [INFO] [stderr] Scanning dependencies of target titan [INFO] [stderr] [ 4%] Building CXX object CMakeFiles/titan.dir/src/blob_file_iterator.cc.o [INFO] [stderr] [ 9%] Building CXX object CMakeFiles/titan.dir/src/blob_file_reader.cc.o [INFO] [stderr] [ 13%] Building CXX object CMakeFiles/titan.dir/src/blob_file_cache.cc.o [INFO] [stderr] [ 18%] Building CXX object CMakeFiles/titan.dir/src/blob_file_builder.cc.o [INFO] [stderr] [ 22%] Building CXX object CMakeFiles/titan.dir/src/blob_gc.cc.o [INFO] [stderr] [ 27%] Building CXX object CMakeFiles/titan.dir/src/blob_format.cc.o [INFO] [stderr] [ 31%] Building CXX object CMakeFiles/titan.dir/src/base_db_listener.cc.o [INFO] [stderr] [ 36%] Building CXX object CMakeFiles/titan.dir/src/db_impl.cc.o [INFO] [stderr] [ 40%] Building CXX object CMakeFiles/titan.dir/src/blob_file_size_collector.cc.o [INFO] [stderr] [ 45%] Building CXX object CMakeFiles/titan.dir/src/blob_gc_job.cc.o [INFO] [stderr] [ 50%] Building CXX object CMakeFiles/titan.dir/src/blob_gc_picker.cc.o [INFO] [stderr] [ 54%] Building CXX object CMakeFiles/titan.dir/src/db.cc.o [INFO] [stderr] [ 59%] Building CXX object CMakeFiles/titan.dir/src/options.cc.o [INFO] [stderr] [ 63%] Building CXX object CMakeFiles/titan.dir/src/db_impl_files.cc.o [INFO] [stderr] [ 68%] Building CXX object CMakeFiles/titan.dir/src/db_impl_gc.cc.o [INFO] [stderr] [ 72%] Building CXX object CMakeFiles/titan.dir/src/table_builder.cc.o [INFO] [stderr] CMakeFiles/titan.dir/build.make:350: recipe for target 'CMakeFiles/titan.dir/src/db_impl_files.cc.o' failed [INFO] [stderr] CMakeFiles/titan.dir/build.make:422: recipe for target 'CMakeFiles/titan.dir/src/table_builder.cc.o' failed [INFO] [stderr] CMakeFiles/titan.dir/build.make:374: recipe for target 'CMakeFiles/titan.dir/src/db_impl_gc.cc.o' failed [INFO] [stderr] CMakeFiles/titan.dir/build.make:254: recipe for target 'CMakeFiles/titan.dir/src/blob_gc_job.cc.o' failed [INFO] [stderr] CMakeFiles/titan.dir/build.make:278: recipe for target 'CMakeFiles/titan.dir/src/blob_gc_picker.cc.o' failed [INFO] [stderr] CMakeFiles/titan.dir/build.make:158: recipe for target 'CMakeFiles/titan.dir/src/blob_file_size_collector.cc.o' failed [INFO] [stderr] CMakeFiles/titan.dir/build.make:230: recipe for target 'CMakeFiles/titan.dir/src/blob_gc.cc.o' failed [INFO] [stderr] CMakeFiles/Makefile2:67: recipe for target 'CMakeFiles/titan.dir/all' failed [INFO] [stderr] CMakeFiles/Makefile2:79: recipe for target 'CMakeFiles/titan.dir/rule' failed [INFO] [stderr] Makefile:118: recipe for target 'titan' failed [INFO] [stderr] [INFO] [stderr] --- stderr [INFO] [stderr] c++: internal compiler error: Killed (program cc1plus) [INFO] [stderr] Please submit a full bug report, [INFO] [stderr] with preprocessed source if appropriate. [INFO] [stderr] See for instructions. [INFO] [stderr] make[3]: *** [CMakeFiles/titan.dir/src/db_impl_files.cc.o] Error 4 [INFO] [stderr] make[3]: *** Waiting for unfinished jobs.... [INFO] [stderr] c++: internal compiler error: Killed (program cc1plus) [INFO] [stderr] Please submit a full bug report, [INFO] [stderr] with preprocessed source if appropriate. [INFO] [stderr] See for instructions. [INFO] [stderr] make[3]: *** [CMakeFiles/titan.dir/src/table_builder.cc.o] Error 4 [INFO] [stderr] c++: internal compiler error: Killed (program cc1plus) [INFO] [stderr] Please submit a full bug report, [INFO] [stderr] with preprocessed source if appropriate. [INFO] [stderr] See for instructions. [INFO] [stderr] make[3]: *** [CMakeFiles/titan.dir/src/db_impl_gc.cc.o] Error 4 [INFO] [stderr] c++: internal compiler error: Killed (program cc1plus) [INFO] [stderr] Please submit a full bug report, [INFO] [stderr] with preprocessed source if appropriate. [INFO] [stderr] See for instructions. [INFO] [stderr] make[3]: *** [CMakeFiles/titan.dir/src/blob_gc_job.cc.o] Error 4 [INFO] [stderr] c++: internal compiler error: Killed (program cc1plus) [INFO] [stderr] Please submit a full bug report, [INFO] [stderr] with preprocessed source if appropriate. [INFO] [stderr] See for instructions. [INFO] [stderr] make[3]: *** [CMakeFiles/titan.dir/src/blob_gc_picker.cc.o] Error 4 [INFO] [stderr] c++: internal compiler error: Killed (program cc1plus) [INFO] [stderr] Please submit a full bug report, [INFO] [stderr] with preprocessed source if appropriate. [INFO] [stderr] See for instructions. [INFO] [stderr] make[3]: *** [CMakeFiles/titan.dir/src/blob_file_size_collector.cc.o] Error 4 [INFO] [stderr] c++: internal compiler error: Killed (program cc1plus) [INFO] [stderr] Please submit a full bug report, [INFO] [stderr] with preprocessed source if appropriate. [INFO] [stderr] See for instructions. [INFO] [stderr] make[3]: *** [CMakeFiles/titan.dir/src/blob_gc.cc.o] Error 4 [INFO] [stderr] make[2]: *** [CMakeFiles/titan.dir/all] Error 2 [INFO] [stderr] make[1]: *** [CMakeFiles/titan.dir/rule] Error 2 [INFO] [stderr] make: *** [titan] Error 2 [INFO] [stderr] thread 'main' panicked at ' [INFO] [stderr] command did not execute successfully, got: exit code: 2 [INFO] [stderr] [INFO] [stderr] build script failed, must exit now', /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cmake-0.1.40/src/lib.rs:832:5 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x561a21cb7693 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::hb86dc1fb0b442027 [INFO] [stderr] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39 [INFO] [stderr] 1: 0x561a21cb2c7b - std::sys_common::backtrace::_print::he27bf30bb6a50cd1 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:71 [INFO] [stderr] 2: 0x561a21cb6456 - std::panicking::default_hook::{{closure}}::haf7208e368fb476d [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] at src/libstd/panicking.rs:197 [INFO] [stderr] 3: 0x561a21cb61e9 - std::panicking::default_hook::h6aa631b542cb49f6 [INFO] [stderr] at src/libstd/panicking.rs:211 [INFO] [stderr] 4: 0x561a21cb6aff - std::panicking::rust_panic_with_hook::h63036ceac06734a7 [INFO] [stderr] at src/libstd/panicking.rs:474 [INFO] [stderr] 5: 0x561a21cb6681 - std::panicking::continue_panic_fmt::had5638085269ae01 [INFO] [stderr] at src/libstd/panicking.rs:381 [INFO] [stderr] 6: 0x561a21cb65ce - std::panicking::begin_panic_fmt::hf59f02545c411f56 [INFO] [stderr] at src/libstd/panicking.rs:336 [INFO] [stderr] 7: 0x561a21c32f05 - cmake::fail::h15285cf2d78dc939 [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cmake-0.1.40/src/lib.rs:832 [INFO] [stderr] 8: 0x561a21c32843 - cmake::run::h2c0b4d190830f339 [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cmake-0.1.40/src/lib.rs:810 [INFO] [stderr] 9: 0x561a21c2ed17 - cmake::Config::build::hcd8de34ef1428240 [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cmake-0.1.40/src/lib.rs:719 [INFO] [stderr] 10: 0x561a21c2a880 - build_script_build::main::h843fded62e976fba [INFO] [stderr] at /opt/crater/cargo-home/git/checkouts/rust-rocksdb-82ef6e5337b3fbe6/5adf5b8/librocksdb_sys/libtitan_sys/build.rs:6 [INFO] [stderr] 11: 0x561a21c2ab2f - std::rt::lang_start::{{closure}}::h7a559a12c4c2e865 [INFO] [stderr] at /rustc/097e26225c5cc28d3042ad4c80eac7c488f78ee7/src/libstd/rt.rs:64 [INFO] [stderr] 12: 0x561a21cb6502 - std::panicking::try::do_call::h065ca54c188bc281 [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] at src/libstd/panicking.rs:293 [INFO] [stderr] 13: 0x561a21cbde49 - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:85 [INFO] [stderr] 14: 0x561a21cb700c - std::rt::lang_start_internal::h43f5185ef3d4a81d [INFO] [stderr] at src/libstd/panicking.rs:272 [INFO] [stderr] at src/libstd/panic.rs:388 [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 15: 0x561a21c2ab08 - std::rt::lang_start::h55f3f74c56f2d498 [INFO] [stderr] at /rustc/097e26225c5cc28d3042ad4c80eac7c488f78ee7/src/libstd/rt.rs:64 [INFO] [stderr] 16: 0x561a21c2aaa9 - main [INFO] [stderr] 17: 0x7f8fa92782e0 - __libc_start_main [INFO] [stderr] 18: 0x561a21c29b49 - _start [INFO] [stderr] 19: 0x0 - [INFO] [stderr] [INFO] running `"docker" "inspect" "5754acbd5d2ffc61d4846b16f59f4b26773f47ee34275ad8d74b7669691e1dd3"` [INFO] running `"docker" "rm" "-f" "5754acbd5d2ffc61d4846b16f59f4b26773f47ee34275ad8d74b7669691e1dd3"` [INFO] [stdout] 5754acbd5d2ffc61d4846b16f59f4b26773f47ee34275ad8d74b7669691e1dd3