./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 6c24879c 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 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 --- Real Ultimate output --- This is Ultimate 0.2.2-?-6c24879 [2022-07-12 10:12:59,687 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-12 10:12:59,689 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-12 10:12:59,728 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-12 10:12:59,728 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-12 10:12:59,729 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-12 10:12:59,732 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-12 10:12:59,736 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-12 10:12:59,738 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-12 10:12:59,741 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-12 10:12:59,742 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-12 10:12:59,743 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-12 10:12:59,744 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-12 10:12:59,745 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-12 10:12:59,747 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-12 10:12:59,748 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-12 10:12:59,748 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-12 10:12:59,750 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-12 10:12:59,752 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-12 10:12:59,756 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-12 10:12:59,758 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-12 10:12:59,758 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-12 10:12:59,759 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-12 10:12:59,760 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-12 10:12:59,761 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-12 10:12:59,766 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-12 10:12:59,766 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-12 10:12:59,766 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-12 10:12:59,767 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-12 10:12:59,768 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-12 10:12:59,768 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-12 10:12:59,769 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-12 10:12:59,770 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-12 10:12:59,770 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-12 10:12:59,771 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-12 10:12:59,771 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-12 10:12:59,772 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-12 10:12:59,772 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-12 10:12:59,773 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-12 10:12:59,773 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-12 10:12:59,774 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-12 10:12:59,775 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-12 10:12:59,776 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-07-12 10:12:59,804 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-12 10:12:59,805 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-12 10:12:59,805 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-12 10:12:59,805 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-12 10:12:59,806 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-12 10:12:59,806 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-12 10:12:59,806 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-12 10:12:59,807 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-12 10:12:59,807 INFO L138 SettingsManager]: * Use SBE=true [2022-07-12 10:12:59,807 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-12 10:12:59,808 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-12 10:12:59,808 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-12 10:12:59,808 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-12 10:12:59,808 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-12 10:12:59,808 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-12 10:12:59,808 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-12 10:12:59,808 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-12 10:12:59,809 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-12 10:12:59,809 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-12 10:12:59,809 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-12 10:12:59,810 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-12 10:12:59,810 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-12 10:12:59,810 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-12 10:12:59,810 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-12 10:12:59,810 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 10:12:59,811 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-12 10:12:59,811 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-12 10:12:59,811 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-12 10:12:59,811 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-12 10:12:59,811 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-12 10:12:59,812 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-12 10:12:59,812 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-12 10:12:59,812 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-12 10:12:59,812 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 [2022-07-12 10:12:59,996 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-12 10:13:00,011 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-12 10:13:00,013 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-12 10:13:00,014 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-12 10:13:00,015 INFO L275 PluginConnector]: CDTParser initialized [2022-07-12 10:13:00,016 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2022-07-12 10:13:00,065 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1001583c1/6383fb12d8bb43f1be0badd7e04898cd/FLAGbe7c6db62 [2022-07-12 10:13:00,532 INFO L306 CDTParser]: Found 1 translation units. [2022-07-12 10:13:00,533 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2022-07-12 10:13:00,550 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1001583c1/6383fb12d8bb43f1be0badd7e04898cd/FLAGbe7c6db62 [2022-07-12 10:13:00,838 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1001583c1/6383fb12d8bb43f1be0badd7e04898cd [2022-07-12 10:13:00,840 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-12 10:13:00,842 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-12 10:13:00,845 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-12 10:13:00,845 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-12 10:13:00,847 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-12 10:13:00,847 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 10:13:00" (1/1) ... [2022-07-12 10:13:00,848 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3476e3ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 10:13:00, skipping insertion in model container [2022-07-12 10:13:00,848 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 10:13:00" (1/1) ... [2022-07-12 10:13:00,853 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-12 10:13:00,897 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 10:13:01,022 WARN L230 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] [2022-07-12 10:13:01,276 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2022-07-12 10:13:01,277 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3de2cff1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 10:13:01, skipping insertion in model container [2022-07-12 10:13:01,278 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-12 10:13:01,279 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-12 10:13:01,280 INFO L158 Benchmark]: Toolchain (without parser) took 437.15ms. Allocated memory was 104.9MB in the beginning and 151.0MB in the end (delta: 46.1MB). Free memory was 72.9MB in the beginning and 120.8MB in the end (delta: -47.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-07-12 10:13:01,281 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 104.9MB. Free memory was 60.9MB in the beginning and 60.8MB in the end (delta: 49.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-12 10:13:01,281 INFO L158 Benchmark]: CACSL2BoogieTranslator took 434.16ms. Allocated memory was 104.9MB in the beginning and 151.0MB in the end (delta: 46.1MB). Free memory was 72.8MB in the beginning and 120.8MB in the end (delta: -48.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-07-12 10:13:01,283 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 104.9MB. Free memory was 60.9MB in the beginning and 60.8MB in the end (delta: 49.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 434.16ms. Allocated memory was 104.9MB in the beginning and 151.0MB in the end (delta: 46.1MB). Free memory was 72.8MB in the beginning and 120.8MB in the end (delta: -48.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * 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... --- 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 ../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 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 --- Real Ultimate output --- This is Ultimate 0.2.2-?-6c24879 [2022-07-12 10:13:02,765 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-12 10:13:02,766 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-12 10:13:02,800 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-12 10:13:02,800 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-12 10:13:02,801 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-12 10:13:02,804 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-12 10:13:02,806 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-12 10:13:02,808 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-12 10:13:02,811 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-12 10:13:02,812 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-12 10:13:02,813 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-12 10:13:02,813 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-12 10:13:02,815 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-12 10:13:02,816 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-12 10:13:02,818 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-12 10:13:02,819 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-12 10:13:02,820 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-12 10:13:02,823 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-12 10:13:02,825 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-12 10:13:02,826 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-12 10:13:02,827 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-12 10:13:02,828 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-12 10:13:02,829 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-12 10:13:02,830 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-12 10:13:02,833 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-12 10:13:02,833 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-12 10:13:02,834 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-12 10:13:02,834 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-12 10:13:02,834 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-12 10:13:02,835 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-12 10:13:02,835 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-12 10:13:02,836 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-12 10:13:02,837 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-12 10:13:02,838 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-12 10:13:02,838 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-12 10:13:02,838 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-12 10:13:02,839 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-12 10:13:02,843 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-12 10:13:02,843 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-12 10:13:02,844 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-12 10:13:02,845 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-12 10:13:02,849 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2022-07-12 10:13:02,871 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-12 10:13:02,871 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-12 10:13:02,872 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-12 10:13:02,872 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-12 10:13:02,872 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-12 10:13:02,872 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-12 10:13:02,873 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-12 10:13:02,873 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-12 10:13:02,873 INFO L138 SettingsManager]: * Use SBE=true [2022-07-12 10:13:02,874 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-12 10:13:02,874 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-12 10:13:02,874 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-12 10:13:02,874 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-12 10:13:02,875 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-12 10:13:02,875 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-12 10:13:02,875 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-12 10:13:02,876 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-12 10:13:02,876 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-12 10:13:02,876 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-12 10:13:02,876 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-12 10:13:02,876 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-12 10:13:02,876 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-12 10:13:02,876 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-12 10:13:02,877 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-12 10:13:02,877 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-12 10:13:02,877 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-12 10:13:02,877 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 10:13:02,877 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-12 10:13:02,877 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-12 10:13:02,877 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-12 10:13:02,878 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-12 10:13:02,878 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-12 10:13:02,878 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-12 10:13:02,878 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-12 10:13:02,878 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-12 10:13:02,878 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-12 10:13:02,879 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 [2022-07-12 10:13:03,139 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-12 10:13:03,164 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-12 10:13:03,166 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-12 10:13:03,166 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-12 10:13:03,167 INFO L275 PluginConnector]: CDTParser initialized [2022-07-12 10:13:03,168 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2022-07-12 10:13:03,219 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f5c9b308/c9f4cc07d7ba464fab8f977b9016c9c5/FLAG25fcd3311 [2022-07-12 10:13:03,659 INFO L306 CDTParser]: Found 1 translation units. [2022-07-12 10:13:03,659 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2022-07-12 10:13:03,672 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f5c9b308/c9f4cc07d7ba464fab8f977b9016c9c5/FLAG25fcd3311 [2022-07-12 10:13:03,685 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f5c9b308/c9f4cc07d7ba464fab8f977b9016c9c5 [2022-07-12 10:13:03,688 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-12 10:13:03,689 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-12 10:13:03,690 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-12 10:13:03,690 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-12 10:13:03,692 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-12 10:13:03,693 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 10:13:03" (1/1) ... [2022-07-12 10:13:03,693 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d3bd5f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 10:13:03, skipping insertion in model container [2022-07-12 10:13:03,693 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 10:13:03" (1/1) ... [2022-07-12 10:13:03,698 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-12 10:13:03,728 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 10:13:03,841 WARN L230 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] [2022-07-12 10:13:04,159 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2022-07-12 10:13:04,160 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7874c829 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 10:13:04, skipping insertion in model container [2022-07-12 10:13:04,160 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-12 10:13:04,161 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-12 10:13:04,162 INFO L158 Benchmark]: Toolchain (without parser) took 472.50ms. Allocated memory is still 62.9MB. Free memory was 43.5MB in the beginning and 41.3MB in the end (delta: 2.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-07-12 10:13:04,163 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 62.9MB. Free memory is still 45.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-12 10:13:04,164 INFO L158 Benchmark]: CACSL2BoogieTranslator took 470.82ms. Allocated memory is still 62.9MB. Free memory was 43.4MB in the beginning and 41.3MB in the end (delta: 2.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-07-12 10:13:04,165 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 62.9MB. Free memory is still 45.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 470.82ms. Allocated memory is still 62.9MB. Free memory was 43.4MB in the beginning and 41.3MB in the end (delta: 2.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN