./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8d31f386 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 32c393bbaf647de3bfd530cd3cc1aca8bd987b98 ................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 32c393bbaf647de3bfd530cd3cc1aca8bd987b98 .................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.multireach-323-8d31f38 [2021-07-05 16:14:54,199 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-05 16:14:54,202 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-05 16:14:54,233 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-05 16:14:54,233 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-05 16:14:54,235 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-05 16:14:54,236 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-05 16:14:54,240 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-05 16:14:54,242 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-05 16:14:54,245 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-05 16:14:54,246 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-05 16:14:54,247 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-05 16:14:54,247 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-05 16:14:54,248 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-05 16:14:54,249 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-05 16:14:54,250 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-05 16:14:54,252 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-05 16:14:54,252 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-05 16:14:54,254 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-05 16:14:54,258 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-05 16:14:54,259 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-05 16:14:54,260 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-05 16:14:54,261 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-05 16:14:54,262 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-05 16:14:54,277 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-05 16:14:54,277 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-05 16:14:54,277 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-05 16:14:54,279 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-05 16:14:54,279 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-05 16:14:54,279 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-05 16:14:54,280 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-05 16:14:54,280 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-05 16:14:54,281 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-05 16:14:54,282 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-05 16:14:54,282 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-05 16:14:54,282 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-05 16:14:54,283 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-05 16:14:54,283 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-05 16:14:54,283 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-05 16:14:54,284 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-05 16:14:54,284 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-05 16:14:54,288 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-07-05 16:14:54,316 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-05 16:14:54,316 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-05 16:14:54,318 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-05 16:14:54,318 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-05 16:14:54,318 INFO L138 SettingsManager]: * Use SBE=true [2021-07-05 16:14:54,319 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-05 16:14:54,319 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-05 16:14:54,319 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-05 16:14:54,319 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-05 16:14:54,319 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-05 16:14:54,320 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-05 16:14:54,320 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-05 16:14:54,320 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-05 16:14:54,320 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-05 16:14:54,320 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-05 16:14:54,320 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-05 16:14:54,320 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-05 16:14:54,320 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-05 16:14:54,321 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-05 16:14:54,321 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-05 16:14:54,321 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-05 16:14:54,321 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-05 16:14:54,321 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-05 16:14:54,321 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-05 16:14:54,321 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-05 16:14:54,321 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-05 16:14:54,321 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-05 16:14:54,322 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-07-05 16:14:54,322 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 32c393bbaf647de3bfd530cd3cc1aca8bd987b98 [2021-07-05 16:14:54,550 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-05 16:14:54,581 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-05 16:14:54,583 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-05 16:14:54,584 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-05 16:14:54,585 INFO L275 PluginConnector]: CDTParser initialized [2021-07-05 16:14:54,586 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2021-07-05 16:14:54,648 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f759f25f/220429b57685478d97911e35a9b624c7/FLAG92cc09048 [2021-07-05 16:14:55,067 INFO L306 CDTParser]: Found 1 translation units. [2021-07-05 16:14:55,068 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2021-07-05 16:14:55,085 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f759f25f/220429b57685478d97911e35a9b624c7/FLAG92cc09048 [2021-07-05 16:14:55,095 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f759f25f/220429b57685478d97911e35a9b624c7 [2021-07-05 16:14:55,099 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-05 16:14:55,100 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-07-05 16:14:55,101 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-05 16:14:55,101 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-05 16:14:55,103 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-05 16:14:55,104 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.07 04:14:55" (1/1) ... [2021-07-05 16:14:55,105 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ee99d21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 04:14:55, skipping insertion in model container [2021-07-05 16:14:55,105 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.07 04:14:55" (1/1) ... [2021-07-05 16:14:55,109 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-05 16:14:55,145 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-05 16:14:55,278 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i[820,833] [2021-07-05 16:14:55,523 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2021-07-05 16:14:55,523 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4f627a8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 04:14:55, skipping insertion in model container [2021-07-05 16:14:55,523 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-05 16:14:55,524 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-07-05 16:14:55,526 INFO L168 Benchmark]: Toolchain (without parser) took 425.06 ms. Allocated memory was 56.6 MB in the beginning and 77.6 MB in the end (delta: 21.0 MB). Free memory was 32.8 MB in the beginning and 56.0 MB in the end (delta: -23.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-07-05 16:14:55,527 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 56.6 MB. Free memory is still 37.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-07-05 16:14:55,528 INFO L168 Benchmark]: CACSL2BoogieTranslator took 422.73 ms. Allocated memory was 56.6 MB in the beginning and 77.6 MB in the end (delta: 21.0 MB). Free memory was 32.6 MB in the beginning and 56.0 MB in the end (delta: -23.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-07-05 16:14:55,529 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 56.6 MB. Free memory is still 37.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 422.73 ms. Allocated memory was 56.6 MB in the beginning and 77.6 MB in the end (delta: 21.0 MB). Free memory was 32.6 MB in the beginning and 56.0 MB in the end (delta: -23.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1369]: Unsupported Syntax Unsupported function: pthread_attr_init RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-wip.dd.multireach-323-8d31f38 [2021-07-05 16:14:56,922 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-05 16:14:56,925 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-05 16:14:56,957 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-05 16:14:56,957 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-05 16:14:56,960 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-05 16:14:56,961 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-05 16:14:56,965 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-05 16:14:56,966 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-05 16:14:56,970 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-05 16:14:56,971 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-05 16:14:56,972 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-05 16:14:56,972 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-05 16:14:56,974 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-05 16:14:56,975 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-05 16:14:56,976 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-05 16:14:56,978 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-05 16:14:56,979 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-05 16:14:56,980 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-05 16:14:56,985 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-05 16:14:56,986 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-05 16:14:56,987 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-05 16:14:56,988 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-05 16:14:56,989 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-05 16:14:56,994 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-05 16:14:56,994 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-05 16:14:56,994 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-05 16:14:56,995 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-05 16:14:56,996 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-05 16:14:56,996 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-05 16:14:56,996 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-05 16:14:56,997 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-05 16:14:56,998 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-05 16:14:56,999 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-05 16:14:56,999 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-05 16:14:56,999 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-05 16:14:57,000 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-05 16:14:57,000 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-05 16:14:57,000 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-05 16:14:57,001 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-05 16:14:57,002 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-05 16:14:57,005 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2021-07-05 16:14:57,037 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-05 16:14:57,037 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-05 16:14:57,039 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-05 16:14:57,039 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-05 16:14:57,039 INFO L138 SettingsManager]: * Use SBE=true [2021-07-05 16:14:57,040 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-05 16:14:57,040 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-05 16:14:57,040 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-05 16:14:57,040 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-05 16:14:57,040 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-05 16:14:57,041 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-05 16:14:57,041 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-05 16:14:57,041 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-07-05 16:14:57,042 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-07-05 16:14:57,042 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-05 16:14:57,042 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-05 16:14:57,042 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-05 16:14:57,042 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-05 16:14:57,042 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-05 16:14:57,043 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-05 16:14:57,043 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-05 16:14:57,043 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-05 16:14:57,043 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-05 16:14:57,043 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-05 16:14:57,044 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-05 16:14:57,044 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-07-05 16:14:57,044 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-07-05 16:14:57,044 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-05 16:14:57,044 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-07-05 16:14:57,044 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-07-05 16:14:57,045 INFO L138 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 32c393bbaf647de3bfd530cd3cc1aca8bd987b98 [2021-07-05 16:14:57,316 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-05 16:14:57,333 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-05 16:14:57,335 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-05 16:14:57,336 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-05 16:14:57,337 INFO L275 PluginConnector]: CDTParser initialized [2021-07-05 16:14:57,337 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2021-07-05 16:14:57,392 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b774cd92c/611fa0d14bde4463b5c57fb8faddc7b9/FLAGdf441d243 [2021-07-05 16:14:57,819 INFO L306 CDTParser]: Found 1 translation units. [2021-07-05 16:14:57,820 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2021-07-05 16:14:57,835 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b774cd92c/611fa0d14bde4463b5c57fb8faddc7b9/FLAGdf441d243 [2021-07-05 16:14:58,189 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b774cd92c/611fa0d14bde4463b5c57fb8faddc7b9 [2021-07-05 16:14:58,191 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-05 16:14:58,192 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-07-05 16:14:58,194 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-05 16:14:58,194 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-05 16:14:58,199 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-05 16:14:58,199 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.07 04:14:58" (1/1) ... [2021-07-05 16:14:58,200 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1eee49b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 04:14:58, skipping insertion in model container [2021-07-05 16:14:58,200 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.07 04:14:58" (1/1) ... [2021-07-05 16:14:58,204 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-05 16:14:58,254 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-05 16:14:58,358 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i[820,833] [2021-07-05 16:14:58,616 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2021-07-05 16:14:58,617 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2eaf35a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 04:14:58, skipping insertion in model container [2021-07-05 16:14:58,617 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-05 16:14:58,617 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-07-05 16:14:58,618 INFO L168 Benchmark]: Toolchain (without parser) took 426.23 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 28.8 MB in the beginning and 45.9 MB in the end (delta: -17.1 MB). Peak memory consumption was 6.2 MB. Max. memory is 16.1 GB. [2021-07-05 16:14:58,619 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 54.5 MB. Free memory is still 35.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-07-05 16:14:58,619 INFO L168 Benchmark]: CACSL2BoogieTranslator took 422.83 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 28.6 MB in the beginning and 45.9 MB in the end (delta: -17.3 MB). Peak memory consumption was 6.2 MB. Max. memory is 16.1 GB. [2021-07-05 16:14:58,620 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 54.5 MB. Free memory is still 35.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 422.83 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 28.6 MB in the beginning and 45.9 MB in the end (delta: -17.3 MB). Peak memory consumption was 6.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1369]: Unsupported Syntax Unsupported function: pthread_attr_init RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...