Test results for amd64, nucnuc, crypto_aead/omdsha512k512n256tau256v2

[Page version: 20250929 19:02:51]

Measurements for amd64, nucnuc, crypto_aead Test results for amd64, nucnuc, crypto_aead Test results for crypto_aead/omdsha512k512n256tau256v2
Computer: nucnuc
Microarchitecture: amd64; Airmont (406c3)
Architecture: amd64
CPU ID: GenuineIntel-000406c3-bfebfbff
SUPERCOP version: 20250922
Operation: crypto_aead
Primitive: omdsha512k512n256tau256v2
TimeObject sizeTest sizeImplementationCompilerBenchmark dateSUPERCOP version
30546528475 0 050640 780 1080T:refgcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall2025092420250922
33128214974 0 037896 812 1016T:refclang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2025092420250922
33295614652 0 035928 812 1016T:refclang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2025092420250922
33907315575 0 037952 812 1016T:refclang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2025092420250922
3540366035 0 025710 804 1016T:refclang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2025092420250922
3852558760 0 029792 780 1080T:refgcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall2025092420250922
3927105255 0 025374 804 1016T:refclang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2025092420250922
3947577536 0 027983 772 1080T:refgcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall2025092420250922
4467634643 0 023507 756 1048T:refgcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall2025092420250922

Compiler output


try.c: /usr/bin/ld: libcrypto_aead_omdsha512k512n256tau256v2.a(omdsha512.o):.../supercop-data/nucnuc/amd64/try/c/clang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall/timingleaks/crypto_aead/omdsha512k512n256tau256v2/avx1/work/./omdsha512.h:146: multiple definition of `Hash'; libcrypto_aead_omdsha512k512n256tau256v2.a(encrypt.o):.../supercop-data/nucnuc/amd64/try/c/clang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall/timingleaks/crypto_aead/omdsha512k512n256tau256v2/avx1/work/./omdsha512.h:146: first defined here
try.c: clang: error: linker command failed with exit code 1 (use -v to see invocation)

Number of similar (implementation,compiler) pairs: 1, namely:
ImplementationCompiler
T:avx1clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)

Compiler output


try.c: /usr/bin/ld: libcrypto_aead_omdsha512k512n256tau256v2.a(omdsha512.o):.../supercop-data/nucnuc/amd64/try/c/clang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall/timingleaks/crypto_aead/omdsha512k512n256tau256v2/avx1/work/./omdsha512.h:146: multiple definition of `Hash'; libcrypto_aead_omdsha512k512n256tau256v2.a(encrypt.o):.../supercop-data/nucnuc/amd64/try/c/clang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall/timingleaks/crypto_aead/omdsha512k512n256tau256v2/avx1/work/./omdsha512.h:146: first defined here
try.c: clang: error: linker command failed with exit code 1 (use -v to see invocation)

Number of similar (implementation,compiler) pairs: 1, namely:
ImplementationCompiler
T:avx1clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)

Compiler output


try.c: /usr/bin/ld: libcrypto_aead_omdsha512k512n256tau256v2.a(omdsha512.o):.../supercop-data/nucnuc/amd64/try/c/clang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall/timingleaks/crypto_aead/omdsha512k512n256tau256v2/avx1/work/./omdsha512.h:146: multiple definition of `Hash'; libcrypto_aead_omdsha512k512n256tau256v2.a(encrypt.o):.../supercop-data/nucnuc/amd64/try/c/clang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall/timingleaks/crypto_aead/omdsha512k512n256tau256v2/avx1/work/./omdsha512.h:146: first defined here
try.c: clang: error: linker command failed with exit code 1 (use -v to see invocation)

Number of similar (implementation,compiler) pairs: 1, namely:
ImplementationCompiler
T:avx1clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)

Compiler output


try.c: /usr/bin/ld: libcrypto_aead_omdsha512k512n256tau256v2.a(omdsha512.o):.../supercop-data/nucnuc/amd64/try/c/clang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall/timingleaks/crypto_aead/omdsha512k512n256tau256v2/avx1/work/./omdsha512.h:146: multiple definition of `Hash'; libcrypto_aead_omdsha512k512n256tau256v2.a(encrypt.o):.../supercop-data/nucnuc/amd64/try/c/clang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall/timingleaks/crypto_aead/omdsha512k512n256tau256v2/avx1/work/./omdsha512.h:146: first defined here
try.c: clang: error: linker command failed with exit code 1 (use -v to see invocation)

Number of similar (implementation,compiler) pairs: 1, namely:
ImplementationCompiler
T:avx1clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)

Compiler output


try.c: /usr/bin/ld: libcrypto_aead_omdsha512k512n256tau256v2.a(omdsha512.o):.../supercop-data/nucnuc/amd64/try/c/clang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall/timingleaks/crypto_aead/omdsha512k512n256tau256v2/avx1/work/./omdsha512.h:146: multiple definition of `Hash'; libcrypto_aead_omdsha512k512n256tau256v2.a(encrypt.o):.../supercop-data/nucnuc/amd64/try/c/clang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall/timingleaks/crypto_aead/omdsha512k512n256tau256v2/avx1/work/./omdsha512.h:146: first defined here
try.c: clang: error: linker command failed with exit code 1 (use -v to see invocation)

Number of similar (implementation,compiler) pairs: 1, namely:
ImplementationCompiler
T:avx1clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)

Compiler output


try.c: /usr/bin/ld: libcrypto_aead_omdsha512k512n256tau256v2.a(omdsha512.o):.../supercop-data/nucnuc/amd64/try/c/gcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall/timingleaks/crypto_aead/omdsha512k512n256tau256v2/avx1/work/omdsha512.h:146: multiple definition of `Hash'; libcrypto_aead_omdsha512k512n256tau256v2.a(encrypt.o):.../supercop-data/nucnuc/amd64/try/c/gcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall/timingleaks/crypto_aead/omdsha512k512n256tau256v2/avx1/work/omdsha512.h:146: first defined here
try.c: collect2: error: ld returned 1 exit status

Number of similar (implementation,compiler) pairs: 1, namely:
ImplementationCompiler
T:avx1gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)

Compiler output


try.c: /usr/bin/ld: libcrypto_aead_omdsha512k512n256tau256v2.a(omdsha512.o):.../supercop-data/nucnuc/amd64/try/c/gcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall/timingleaks/crypto_aead/omdsha512k512n256tau256v2/avx1/work/omdsha512.h:146: multiple definition of `Hash'; libcrypto_aead_omdsha512k512n256tau256v2.a(encrypt.o):.../supercop-data/nucnuc/amd64/try/c/gcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall/timingleaks/crypto_aead/omdsha512k512n256tau256v2/avx1/work/omdsha512.h:146: first defined here
try.c: collect2: error: ld returned 1 exit status

Number of similar (implementation,compiler) pairs: 1, namely:
ImplementationCompiler
T:avx1gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)

Compiler output


try.c: /usr/bin/ld: libcrypto_aead_omdsha512k512n256tau256v2.a(omdsha512.o):.../supercop-data/nucnuc/amd64/try/c/gcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall/timingleaks/crypto_aead/omdsha512k512n256tau256v2/avx1/work/omdsha512.h:146: multiple definition of `Hash'; libcrypto_aead_omdsha512k512n256tau256v2.a(encrypt.o):.../supercop-data/nucnuc/amd64/try/c/gcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall/timingleaks/crypto_aead/omdsha512k512n256tau256v2/avx1/work/omdsha512.h:146: first defined here
try.c: collect2: error: ld returned 1 exit status

Number of similar (implementation,compiler) pairs: 1, namely:
ImplementationCompiler
T:avx1gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)

Compiler output


try.c: /usr/bin/ld: libcrypto_aead_omdsha512k512n256tau256v2.a(omdsha512.o):.../supercop-data/nucnuc/amd64/try/c/gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall/timingleaks/crypto_aead/omdsha512k512n256tau256v2/avx1/work/omdsha512.h:146: multiple definition of `Hash'; libcrypto_aead_omdsha512k512n256tau256v2.a(encrypt.o):.../supercop-data/nucnuc/amd64/try/c/gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall/timingleaks/crypto_aead/omdsha512k512n256tau256v2/avx1/work/omdsha512.h:146: first defined here
try.c: collect2: error: ld returned 1 exit status

Number of similar (implementation,compiler) pairs: 1, namely:
ImplementationCompiler
T:avx1gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)

Compiler output


try.c: /usr/bin/ld: libcrypto_aead_omdsha512k512n256tau256v2.a(omdsha512.o):.../supercop-data/nucnuc/amd64/try/c/clang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall/timingleaks/crypto_aead/omdsha512k512n256tau256v2/sse4/work/./omdsha512.h:146: multiple definition of `Hash'; libcrypto_aead_omdsha512k512n256tau256v2.a(encrypt.o):.../supercop-data/nucnuc/amd64/try/c/clang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall/timingleaks/crypto_aead/omdsha512k512n256tau256v2/sse4/work/./omdsha512.h:146: first defined here
try.c: clang: error: linker command failed with exit code 1 (use -v to see invocation)

Number of similar (implementation,compiler) pairs: 1, namely:
ImplementationCompiler
T:sse4clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)

Compiler output


try.c: /usr/bin/ld: libcrypto_aead_omdsha512k512n256tau256v2.a(omdsha512.o):.../supercop-data/nucnuc/amd64/try/c/clang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall/timingleaks/crypto_aead/omdsha512k512n256tau256v2/sse4/work/./omdsha512.h:146: multiple definition of `Hash'; libcrypto_aead_omdsha512k512n256tau256v2.a(encrypt.o):.../supercop-data/nucnuc/amd64/try/c/clang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall/timingleaks/crypto_aead/omdsha512k512n256tau256v2/sse4/work/./omdsha512.h:146: first defined here
try.c: clang: error: linker command failed with exit code 1 (use -v to see invocation)

Number of similar (implementation,compiler) pairs: 1, namely:
ImplementationCompiler
T:sse4clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)

Compiler output


try.c: /usr/bin/ld: libcrypto_aead_omdsha512k512n256tau256v2.a(omdsha512.o):.../supercop-data/nucnuc/amd64/try/c/clang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall/timingleaks/crypto_aead/omdsha512k512n256tau256v2/sse4/work/./omdsha512.h:146: multiple definition of `Hash'; libcrypto_aead_omdsha512k512n256tau256v2.a(encrypt.o):.../supercop-data/nucnuc/amd64/try/c/clang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall/timingleaks/crypto_aead/omdsha512k512n256tau256v2/sse4/work/./omdsha512.h:146: first defined here
try.c: clang: error: linker command failed with exit code 1 (use -v to see invocation)

Number of similar (implementation,compiler) pairs: 1, namely:
ImplementationCompiler
T:sse4clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)

Compiler output


try.c: /usr/bin/ld: libcrypto_aead_omdsha512k512n256tau256v2.a(omdsha512.o):.../supercop-data/nucnuc/amd64/try/c/clang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall/timingleaks/crypto_aead/omdsha512k512n256tau256v2/sse4/work/./omdsha512.h:146: multiple definition of `Hash'; libcrypto_aead_omdsha512k512n256tau256v2.a(encrypt.o):.../supercop-data/nucnuc/amd64/try/c/clang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall/timingleaks/crypto_aead/omdsha512k512n256tau256v2/sse4/work/./omdsha512.h:146: first defined here
try.c: clang: error: linker command failed with exit code 1 (use -v to see invocation)

Number of similar (implementation,compiler) pairs: 1, namely:
ImplementationCompiler
T:sse4clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)

Compiler output


try.c: /usr/bin/ld: libcrypto_aead_omdsha512k512n256tau256v2.a(omdsha512.o):.../supercop-data/nucnuc/amd64/try/c/clang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall/timingleaks/crypto_aead/omdsha512k512n256tau256v2/sse4/work/./omdsha512.h:146: multiple definition of `Hash'; libcrypto_aead_omdsha512k512n256tau256v2.a(encrypt.o):.../supercop-data/nucnuc/amd64/try/c/clang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall/timingleaks/crypto_aead/omdsha512k512n256tau256v2/sse4/work/./omdsha512.h:146: first defined here
try.c: clang: error: linker command failed with exit code 1 (use -v to see invocation)

Number of similar (implementation,compiler) pairs: 1, namely:
ImplementationCompiler
T:sse4clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)

Compiler output


try.c: /usr/bin/ld: libcrypto_aead_omdsha512k512n256tau256v2.a(omdsha512.o):.../supercop-data/nucnuc/amd64/try/c/gcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall/timingleaks/crypto_aead/omdsha512k512n256tau256v2/sse4/work/omdsha512.h:146: multiple definition of `Hash'; libcrypto_aead_omdsha512k512n256tau256v2.a(encrypt.o):.../supercop-data/nucnuc/amd64/try/c/gcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall/timingleaks/crypto_aead/omdsha512k512n256tau256v2/sse4/work/omdsha512.h:146: first defined here
try.c: collect2: error: ld returned 1 exit status

Number of similar (implementation,compiler) pairs: 1, namely:
ImplementationCompiler
T:sse4gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)

Compiler output


try.c: /usr/bin/ld: libcrypto_aead_omdsha512k512n256tau256v2.a(omdsha512.o):.../supercop-data/nucnuc/amd64/try/c/gcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall/timingleaks/crypto_aead/omdsha512k512n256tau256v2/sse4/work/omdsha512.h:146: multiple definition of `Hash'; libcrypto_aead_omdsha512k512n256tau256v2.a(encrypt.o):.../supercop-data/nucnuc/amd64/try/c/gcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall/timingleaks/crypto_aead/omdsha512k512n256tau256v2/sse4/work/omdsha512.h:146: first defined here
try.c: collect2: error: ld returned 1 exit status

Number of similar (implementation,compiler) pairs: 1, namely:
ImplementationCompiler
T:sse4gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)

Compiler output


try.c: /usr/bin/ld: libcrypto_aead_omdsha512k512n256tau256v2.a(omdsha512.o):.../supercop-data/nucnuc/amd64/try/c/gcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall/timingleaks/crypto_aead/omdsha512k512n256tau256v2/sse4/work/omdsha512.h:146: multiple definition of `Hash'; libcrypto_aead_omdsha512k512n256tau256v2.a(encrypt.o):.../supercop-data/nucnuc/amd64/try/c/gcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall/timingleaks/crypto_aead/omdsha512k512n256tau256v2/sse4/work/omdsha512.h:146: first defined here
try.c: collect2: error: ld returned 1 exit status

Number of similar (implementation,compiler) pairs: 1, namely:
ImplementationCompiler
T:sse4gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)

Compiler output


try.c: /usr/bin/ld: libcrypto_aead_omdsha512k512n256tau256v2.a(omdsha512.o):.../supercop-data/nucnuc/amd64/try/c/gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall/timingleaks/crypto_aead/omdsha512k512n256tau256v2/sse4/work/omdsha512.h:146: multiple definition of `Hash'; libcrypto_aead_omdsha512k512n256tau256v2.a(encrypt.o):.../supercop-data/nucnuc/amd64/try/c/gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall/timingleaks/crypto_aead/omdsha512k512n256tau256v2/sse4/work/omdsha512.h:146: first defined here
try.c: collect2: error: ld returned 1 exit status

Number of similar (implementation,compiler) pairs: 1, namely:
ImplementationCompiler
T:sse4gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)

Namespace violations


omdsha512.o calc_L_i T
omdsha512.o double_block T
omdsha512.o final_masking_associated_data T
omdsha512.o final_masking_message T
omdsha512.o hash T
omdsha512.o increment_masking_associated_data T
omdsha512.o increment_masking_message T
omdsha512.o key_func T
omdsha512.o l2b T
omdsha512.o ntz T
omdsha512.o omdsha512_process T
omdsha512.o triple_block T
omdsha512.o xor_block T
sha512.o sha512_comp T

Number of similar (implementation,compiler) pairs: 9, namely:
ImplementationCompiler
T:refclang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:refclang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:refclang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:refclang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:refclang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:refgcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
T:refgcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
T:refgcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
T:refgcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)