./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/tanh_w16_r1_case_0_unsafe.c-amalgamation.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01287b0d-ec22-4cd2-9f03-ff34502693ac/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01287b0d-ec22-4cd2-9f03-ff34502693ac/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01287b0d-ec22-4cd2-9f03-ff34502693ac/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01287b0d-ec22-4cd2-9f03-ff34502693ac/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/neural-networks/tanh_w16_r1_case_0_unsafe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01287b0d-ec22-4cd2-9f03-ff34502693ac/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01287b0d-ec22-4cd2-9f03-ff34502693ac/bin/utaipan-verify-t7M7D8N6sZ --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b20c751fe3b4d3ee45d964b20614165b2273f8b92a1ec5e2587eb98f2fd82c00 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:58:44,122 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:58:44,208 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01287b0d-ec22-4cd2-9f03-ff34502693ac/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 04:58:44,215 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:58:44,216 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:58:44,249 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:58:44,250 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:58:44,251 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:58:44,252 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:58:44,253 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:58:44,253 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:58:44,254 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:58:44,255 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:58:44,255 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 04:58:44,256 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:58:44,257 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:58:44,257 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 04:58:44,258 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 04:58:44,259 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:58:44,259 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 04:58:44,260 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 04:58:44,261 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 04:58:44,262 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:58:44,262 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:58:44,263 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:58:44,263 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:58:44,264 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:58:44,265 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:58:44,265 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:58:44,266 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:58:44,286 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:58:44,287 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:58:44,287 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:58:44,288 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:58:44,288 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:58:44,289 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:58:44,289 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:58:44,290 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:58:44,291 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:58:44,291 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:58:44,292 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 04:58:44,292 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:58:44,293 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:58:44,293 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:58:44,294 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:58:44,294 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01287b0d-ec22-4cd2-9f03-ff34502693ac/bin/utaipan-verify-t7M7D8N6sZ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01287b0d-ec22-4cd2-9f03-ff34502693ac/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b20c751fe3b4d3ee45d964b20614165b2273f8b92a1ec5e2587eb98f2fd82c00 [2023-11-19 04:58:44,620 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:58:44,652 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:58:44,655 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:58:44,657 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:58:44,658 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:58:44,660 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01287b0d-ec22-4cd2-9f03-ff34502693ac/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/neural-networks/tanh_w16_r1_case_0_unsafe.c-amalgamation.i [2023-11-19 04:58:48,325 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:58:48,842 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:58:48,843 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01287b0d-ec22-4cd2-9f03-ff34502693ac/sv-benchmarks/c/neural-networks/tanh_w16_r1_case_0_unsafe.c-amalgamation.i [2023-11-19 04:58:48,888 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01287b0d-ec22-4cd2-9f03-ff34502693ac/bin/utaipan-verify-t7M7D8N6sZ/data/f11f9680d/3cf3c05d802c482c892e01c28752b9d5/FLAG040d7498b [2023-11-19 04:58:48,908 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01287b0d-ec22-4cd2-9f03-ff34502693ac/bin/utaipan-verify-t7M7D8N6sZ/data/f11f9680d/3cf3c05d802c482c892e01c28752b9d5 [2023-11-19 04:58:48,915 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:58:48,917 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:58:48,921 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:58:48,921 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:58:48,927 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:58:48,930 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:58:48" (1/1) ... [2023-11-19 04:58:48,931 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b5d2632 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:58:48, skipping insertion in model container [2023-11-19 04:58:48,931 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:58:48" (1/1) ... [2023-11-19 04:58:49,065 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:58:49,414 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 04:58:50,392 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01287b0d-ec22-4cd2-9f03-ff34502693ac/sv-benchmarks/c/neural-networks/tanh_w16_r1_case_0_unsafe.c-amalgamation.i[72229,72242] [2023-11-19 04:58:50,893 ERROR L324 MainTranslator]: Unsupported Syntax: Unsupported function from math.h: expf [2023-11-19 04:58:50,894 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1338c0eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:58:50, skipping insertion in model container [2023-11-19 04:58:50,895 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:58:50,895 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-19 04:58:50,897 INFO L158 Benchmark]: Toolchain (without parser) took 1978.96ms. Allocated memory is still 174.1MB. Free memory was 119.0MB in the beginning and 74.3MB in the end (delta: 44.6MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2023-11-19 04:58:50,898 INFO L158 Benchmark]: CDTParser took 1.23ms. Allocated memory is still 174.1MB. Free memory was 141.9MB in the beginning and 141.8MB in the end (delta: 160.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:58:50,900 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1973.88ms. Allocated memory is still 174.1MB. Free memory was 118.4MB in the beginning and 74.3MB in the end (delta: 44.0MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2023-11-19 04:58:50,902 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.23ms. Allocated memory is still 174.1MB. Free memory was 141.9MB in the beginning and 141.8MB in the end (delta: 160.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1973.88ms. Allocated memory is still 174.1MB. Free memory was 118.4MB in the beginning and 74.3MB in the end (delta: 44.0MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1827]: Unsupported Syntax Unsupported function from math.h: expf RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01287b0d-ec22-4cd2-9f03-ff34502693ac/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01287b0d-ec22-4cd2-9f03-ff34502693ac/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01287b0d-ec22-4cd2-9f03-ff34502693ac/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01287b0d-ec22-4cd2-9f03-ff34502693ac/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/neural-networks/tanh_w16_r1_case_0_unsafe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01287b0d-ec22-4cd2-9f03-ff34502693ac/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01287b0d-ec22-4cd2-9f03-ff34502693ac/bin/utaipan-verify-t7M7D8N6sZ --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b20c751fe3b4d3ee45d964b20614165b2273f8b92a1ec5e2587eb98f2fd82c00 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:58:53,664 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:58:53,829 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01287b0d-ec22-4cd2-9f03-ff34502693ac/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 04:58:53,838 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:58:53,838 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:58:53,884 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:58:53,885 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:58:53,886 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:58:53,887 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:58:53,892 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:58:53,893 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:58:53,893 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:58:53,894 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:58:53,895 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:58:53,896 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:58:53,896 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:58:53,898 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:58:53,898 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:58:53,898 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:58:53,900 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:58:53,900 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:58:53,901 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:58:53,901 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:58:53,901 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:58:53,902 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:58:53,902 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:58:53,903 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:58:53,903 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:58:53,903 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:58:53,904 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:58:53,905 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:58:53,905 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 04:58:53,906 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:58:53,906 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:58:53,906 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:58:53,907 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:58:53,907 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:58:53,907 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:58:53,907 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:58:53,908 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:58:53,909 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:58:53,909 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:58:53,909 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01287b0d-ec22-4cd2-9f03-ff34502693ac/bin/utaipan-verify-t7M7D8N6sZ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01287b0d-ec22-4cd2-9f03-ff34502693ac/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b20c751fe3b4d3ee45d964b20614165b2273f8b92a1ec5e2587eb98f2fd82c00 [2023-11-19 04:58:54,351 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:58:54,381 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:58:54,383 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:58:54,385 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:58:54,387 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:58:54,389 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01287b0d-ec22-4cd2-9f03-ff34502693ac/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/neural-networks/tanh_w16_r1_case_0_unsafe.c-amalgamation.i [2023-11-19 04:58:57,517 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:58:58,101 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:58:58,104 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01287b0d-ec22-4cd2-9f03-ff34502693ac/sv-benchmarks/c/neural-networks/tanh_w16_r1_case_0_unsafe.c-amalgamation.i [2023-11-19 04:58:58,148 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01287b0d-ec22-4cd2-9f03-ff34502693ac/bin/utaipan-verify-t7M7D8N6sZ/data/198861630/20c65583d80040e1a0c0388d43b9d681/FLAG6245565bc [2023-11-19 04:58:58,166 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01287b0d-ec22-4cd2-9f03-ff34502693ac/bin/utaipan-verify-t7M7D8N6sZ/data/198861630/20c65583d80040e1a0c0388d43b9d681 [2023-11-19 04:58:58,168 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:58:58,170 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:58:58,173 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:58:58,173 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:58:58,178 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:58:58,179 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:58:58" (1/1) ... [2023-11-19 04:58:58,180 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@713ba33a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:58:58, skipping insertion in model container [2023-11-19 04:58:58,180 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:58:58" (1/1) ... [2023-11-19 04:58:58,310 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:58:58,570 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 04:58:59,469 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01287b0d-ec22-4cd2-9f03-ff34502693ac/sv-benchmarks/c/neural-networks/tanh_w16_r1_case_0_unsafe.c-amalgamation.i[72229,72242] [2023-11-19 04:58:59,968 ERROR L324 MainTranslator]: Unsupported Syntax: Unsupported function from math.h: expf [2023-11-19 04:58:59,969 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@234ac0d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:58:59, skipping insertion in model container [2023-11-19 04:58:59,969 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:58:59,970 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-19 04:58:59,972 INFO L158 Benchmark]: Toolchain (without parser) took 1800.60ms. Allocated memory was 71.3MB in the beginning and 88.1MB in the end (delta: 16.8MB). Free memory was 41.2MB in the beginning and 30.8MB in the end (delta: 10.5MB). Peak memory consumption was 27.7MB. Max. memory is 16.1GB. [2023-11-19 04:58:59,973 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 71.3MB. Free memory is still 46.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:58:59,974 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1796.40ms. Allocated memory was 71.3MB in the beginning and 88.1MB in the end (delta: 16.8MB). Free memory was 40.9MB in the beginning and 30.8MB in the end (delta: 10.1MB). Peak memory consumption was 27.7MB. Max. memory is 16.1GB. [2023-11-19 04:58:59,976 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 71.3MB. Free memory is still 46.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1796.40ms. Allocated memory was 71.3MB in the beginning and 88.1MB in the end (delta: 16.8MB). Free memory was 40.9MB in the beginning and 30.8MB in the end (delta: 10.1MB). Peak memory consumption was 27.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1827]: Unsupported Syntax Unsupported function from math.h: expf RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN