./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-overflow.prp --file ../../../trunk/examples/svcomp/pthread-C-DAC/pthread-numerical-integration.i --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b8dbc81d 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 ../../../trunk/examples/svcomp/pthread-C-DAC/pthread-numerical-integration.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-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 ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f9c41a0459a4e53814ad7a68b11b59fdee53e177bc2b437adf5a829cee3cf120 --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-30 12:26:56,177 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:26:56,180 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:26:56,223 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:26:56,224 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:26:56,227 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:26:56,229 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:26:56,232 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:26:56,235 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:26:56,240 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:26:56,241 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:26:56,244 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:26:56,244 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:26:56,246 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:26:56,248 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:26:56,251 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:26:56,255 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:26:56,257 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:26:56,258 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:26:56,263 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:26:56,265 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:26:56,266 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:26:56,267 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:26:56,268 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:26:56,274 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:26:56,275 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:26:56,275 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:26:56,277 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:26:56,278 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:26:56,279 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:26:56,279 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:26:56,281 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:26:56,282 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:26:56,283 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:26:56,284 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:26:56,284 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:26:56,285 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:26:56,285 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:26:56,285 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:26:56,286 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:26:56,286 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:26:56,288 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-08-30 12:26:56,321 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:26:56,321 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:26:56,323 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:26:56,323 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:26:56,324 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:26:56,324 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:26:56,325 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:26:56,325 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:26:56,325 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:26:56,325 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:26:56,326 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:26:56,326 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:26:56,326 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 12:26:56,327 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:26:56,327 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:26:56,327 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:26:56,327 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:26:56,327 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:26:56,328 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:26:56,328 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:26:56,328 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:26:56,328 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:26:56,328 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:26:56,329 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:26:56,329 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:26:56,329 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:26:56,329 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:26:56,329 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:26:56,330 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:26:56,330 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:26:56,330 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 12:26:56,330 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 12:26:56,330 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:26:56,331 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:26:56,331 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:26:56,331 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:26:56,331 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:26:56,331 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f9c41a0459a4e53814ad7a68b11b59fdee53e177bc2b437adf5a829cee3cf120 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:26:56,648 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:26:56,671 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:26:56,673 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:26:56,674 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:26:56,675 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:26:56,677 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-C-DAC/pthread-numerical-integration.i [2023-08-30 12:26:57,767 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:26:58,084 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:26:58,085 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-C-DAC/pthread-numerical-integration.i [2023-08-30 12:26:58,104 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b13baaccf/775c7ea76f164b98b396a5d323df46b7/FLAG4297d3158 [2023-08-30 12:26:58,119 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b13baaccf/775c7ea76f164b98b396a5d323df46b7 [2023-08-30 12:26:58,121 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:26:58,122 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:26:58,123 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:26:58,126 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:26:58,135 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:26:58,135 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:26:58" (1/1) ... [2023-08-30 12:26:58,137 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b8961fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:26:58, skipping insertion in model container [2023-08-30 12:26:58,137 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:26:58" (1/1) ... [2023-08-30 12:26:58,143 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:26:58,205 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:26:58,388 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-C-DAC/pthread-numerical-integration.i[951,964] [2023-08-30 12:26:58,829 ERROR L324 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2023-08-30 12:26:58,829 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@265406cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:26:58, skipping insertion in model container [2023-08-30 12:26:58,829 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:26:58,830 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-08-30 12:26:58,832 INFO L158 Benchmark]: Toolchain (without parser) took 708.29ms. Allocated memory is still 69.2MB. Free memory was 44.3MB in the beginning and 45.6MB in the end (delta: -1.4MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. [2023-08-30 12:26:58,832 INFO L158 Benchmark]: CDTParser took 1.03ms. Allocated memory is still 54.5MB. Free memory was 32.0MB in the beginning and 31.9MB in the end (delta: 36.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:26:58,833 INFO L158 Benchmark]: CACSL2BoogieTranslator took 706.35ms. Allocated memory is still 69.2MB. Free memory was 44.1MB in the beginning and 45.6MB in the end (delta: -1.5MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. [2023-08-30 12:26:58,835 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.03ms. Allocated memory is still 54.5MB. Free memory was 32.0MB in the beginning and 31.9MB in the end (delta: 36.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 706.35ms. Allocated memory is still 69.2MB. Free memory was 44.1MB in the beginning and 45.6MB in the end (delta: -1.5MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1374]: Unsupported Syntax Unsupported function: pthread_attr_init 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/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 ../../../trunk/examples/svcomp/pthread-C-DAC/pthread-numerical-integration.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-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 ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f9c41a0459a4e53814ad7a68b11b59fdee53e177bc2b437adf5a829cee3cf120 --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-30 12:27:00,495 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:27:00,497 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:27:00,534 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:27:00,540 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:27:00,543 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:27:00,545 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:27:00,548 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:27:00,550 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:27:00,555 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:27:00,556 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:27:00,559 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:27:00,559 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:27:00,561 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:27:00,562 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:27:00,566 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:27:00,566 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:27:00,568 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:27:00,571 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:27:00,573 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:27:00,585 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:27:00,586 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:27:00,587 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:27:00,589 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:27:00,597 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:27:00,597 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:27:00,597 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:27:00,599 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:27:00,600 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:27:00,600 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:27:00,601 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:27:00,602 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:27:00,604 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:27:00,605 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:27:00,606 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:27:00,606 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:27:00,606 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:27:00,607 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:27:00,607 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:27:00,608 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:27:00,608 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:27:00,610 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf [2023-08-30 12:27:00,639 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:27:00,640 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:27:00,641 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:27:00,641 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:27:00,642 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:27:00,642 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:27:00,643 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:27:00,643 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:27:00,643 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:27:00,643 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:27:00,644 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:27:00,645 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:27:00,645 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:27:00,645 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:27:00,645 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:27:00,645 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:27:00,646 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:27:00,646 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 12:27:00,646 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 12:27:00,646 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:27:00,646 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 12:27:00,646 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:27:00,647 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:27:00,647 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:27:00,647 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:27:00,647 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:27:00,648 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:27:00,648 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:27:00,648 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:27:00,648 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:27:00,648 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:27:00,649 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:27:00,649 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 12:27:00,649 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 12:27:00,649 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:27:00,649 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:27:00,650 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:27:00,650 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:27:00,650 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 12:27:00,650 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:27:00,650 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f9c41a0459a4e53814ad7a68b11b59fdee53e177bc2b437adf5a829cee3cf120 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:27:00,963 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:27:00,980 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:27:00,982 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:27:00,983 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:27:00,983 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:27:00,985 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-C-DAC/pthread-numerical-integration.i [2023-08-30 12:27:02,065 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:27:02,387 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:27:02,388 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-C-DAC/pthread-numerical-integration.i [2023-08-30 12:27:02,404 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/836f0fafa/2306fe695fda4b8c8ab21f813a11ead6/FLAG4ff1febd9 [2023-08-30 12:27:02,418 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/836f0fafa/2306fe695fda4b8c8ab21f813a11ead6 [2023-08-30 12:27:02,421 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:27:02,422 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:27:02,423 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:27:02,423 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:27:02,428 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:27:02,429 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:27:02" (1/1) ... [2023-08-30 12:27:02,430 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8bdeb26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:27:02, skipping insertion in model container [2023-08-30 12:27:02,431 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:27:02" (1/1) ... [2023-08-30 12:27:02,437 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:27:02,502 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:27:02,696 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-C-DAC/pthread-numerical-integration.i[951,964] [2023-08-30 12:27:03,168 ERROR L324 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2023-08-30 12:27:03,169 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3f179499 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:27:03, skipping insertion in model container [2023-08-30 12:27:03,169 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:27:03,170 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-08-30 12:27:03,172 INFO L158 Benchmark]: Toolchain (without parser) took 749.01ms. Allocated memory is still 75.5MB. Free memory was 51.3MB in the beginning and 52.9MB in the end (delta: -1.6MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. [2023-08-30 12:27:03,172 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 60.8MB. Free memory is still 38.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:27:03,174 INFO L158 Benchmark]: CACSL2BoogieTranslator took 747.04ms. Allocated memory is still 75.5MB. Free memory was 51.1MB in the beginning and 52.9MB in the end (delta: -1.8MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. [2023-08-30 12:27:03,175 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 60.8MB. Free memory is still 38.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 747.04ms. Allocated memory is still 75.5MB. Free memory was 51.1MB in the beginning and 52.9MB in the end (delta: -1.8MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1374]: Unsupported Syntax Unsupported function: pthread_attr_init 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