./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 ae007674 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-dev-ae00767 [2021-12-28 02:54:14,433 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-28 02:54:14,435 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-28 02:54:14,469 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-28 02:54:14,470 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-28 02:54:14,472 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-28 02:54:14,474 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-28 02:54:14,478 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-28 02:54:14,480 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-28 02:54:14,483 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-28 02:54:14,484 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-28 02:54:14,493 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-28 02:54:14,493 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-28 02:54:14,496 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-28 02:54:14,497 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-28 02:54:14,498 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-28 02:54:14,498 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-28 02:54:14,499 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-28 02:54:14,502 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-28 02:54:14,507 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-28 02:54:14,508 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-28 02:54:14,509 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-28 02:54:14,510 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-28 02:54:14,511 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-28 02:54:14,516 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-28 02:54:14,516 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-28 02:54:14,517 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-28 02:54:14,518 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-28 02:54:14,518 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-28 02:54:14,519 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-28 02:54:14,519 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-28 02:54:14,520 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-28 02:54:14,521 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-28 02:54:14,522 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-28 02:54:14,523 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-28 02:54:14,523 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-28 02:54:14,523 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-28 02:54:14,524 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-28 02:54:14,524 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-28 02:54:14,525 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-28 02:54:14,525 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-28 02:54:14,526 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-12-28 02:54:14,557 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-28 02:54:14,558 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-28 02:54:14,559 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-28 02:54:14,559 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-28 02:54:14,560 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-28 02:54:14,560 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-28 02:54:14,561 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-28 02:54:14,561 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-28 02:54:14,561 INFO L138 SettingsManager]: * Use SBE=true [2021-12-28 02:54:14,562 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-28 02:54:14,562 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-28 02:54:14,562 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-28 02:54:14,563 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-28 02:54:14,563 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-28 02:54:14,563 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-28 02:54:14,563 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-28 02:54:14,563 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-28 02:54:14,563 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-28 02:54:14,564 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-28 02:54:14,564 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-28 02:54:14,564 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-28 02:54:14,564 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-28 02:54:14,564 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-28 02:54:14,565 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-28 02:54:14,565 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-28 02:54:14,565 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-28 02:54:14,565 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-28 02:54:14,565 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-28 02:54:14,565 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-28 02:54:14,566 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-28 02:54:14,566 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-28 02:54:14,566 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-28 02:54:14,566 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-28 02:54:14,567 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 [2021-12-28 02:54:14,834 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-28 02:54:14,860 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-28 02:54:14,862 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-28 02:54:14,865 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-28 02:54:14,865 INFO L275 PluginConnector]: CDTParser initialized [2021-12-28 02:54:14,867 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2021-12-28 02:54:14,930 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d69b597a4/08c5815615de40089d8b697f5a77ec29/FLAG5a082fc75 [2021-12-28 02:54:15,362 INFO L306 CDTParser]: Found 1 translation units. [2021-12-28 02:54:15,367 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2021-12-28 02:54:15,384 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d69b597a4/08c5815615de40089d8b697f5a77ec29/FLAG5a082fc75 [2021-12-28 02:54:15,395 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d69b597a4/08c5815615de40089d8b697f5a77ec29 [2021-12-28 02:54:15,396 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-28 02:54:15,397 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-28 02:54:15,399 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-28 02:54:15,399 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-28 02:54:15,402 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-28 02:54:15,402 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 02:54:15" (1/1) ... [2021-12-28 02:54:15,403 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@642d18af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 02:54:15, skipping insertion in model container [2021-12-28 02:54:15,403 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 02:54:15" (1/1) ... [2021-12-28 02:54:15,408 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-28 02:54:15,460 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-28 02:54:15,602 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] [2021-12-28 02:54:15,824 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2021-12-28 02:54:15,824 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5f0a1d7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 02:54:15, skipping insertion in model container [2021-12-28 02:54:15,825 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-28 02:54:15,825 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-28 02:54:15,826 INFO L158 Benchmark]: Toolchain (without parser) took 428.19ms. Allocated memory was 56.6MB in the beginning and 75.5MB in the end (delta: 18.9MB). Free memory was 31.6MB in the beginning and 54.3MB in the end (delta: -22.7MB). Peak memory consumption was 5.7MB. Max. memory is 16.1GB. [2021-12-28 02:54:15,827 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 56.6MB. Free memory is still 38.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-28 02:54:15,827 INFO L158 Benchmark]: CACSL2BoogieTranslator took 425.53ms. Allocated memory was 56.6MB in the beginning and 75.5MB in the end (delta: 18.9MB). Free memory was 31.4MB in the beginning and 54.3MB in the end (delta: -22.9MB). Peak memory consumption was 5.7MB. Max. memory is 16.1GB. [2021-12-28 02:54:15,828 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 56.6MB. Free memory is still 38.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 425.53ms. Allocated memory was 56.6MB in the beginning and 75.5MB in the end (delta: 18.9MB). Free memory was 31.4MB in the beginning and 54.3MB in the end (delta: -22.9MB). Peak memory consumption was 5.7MB. 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-dev-ae00767 [2021-12-28 02:54:17,175 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-28 02:54:17,176 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-28 02:54:17,212 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-28 02:54:17,212 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-28 02:54:17,215 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-28 02:54:17,216 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-28 02:54:17,219 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-28 02:54:17,221 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-28 02:54:17,224 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-28 02:54:17,225 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-28 02:54:17,228 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-28 02:54:17,228 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-28 02:54:17,230 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-28 02:54:17,230 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-28 02:54:17,233 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-28 02:54:17,233 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-28 02:54:17,234 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-28 02:54:17,235 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-28 02:54:17,240 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-28 02:54:17,242 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-28 02:54:17,242 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-28 02:54:17,243 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-28 02:54:17,244 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-28 02:54:17,252 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-28 02:54:17,252 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-28 02:54:17,252 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-28 02:54:17,253 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-28 02:54:17,253 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-28 02:54:17,254 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-28 02:54:17,254 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-28 02:54:17,254 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-28 02:54:17,256 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-28 02:54:17,256 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-28 02:54:17,257 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-28 02:54:17,257 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-28 02:54:17,258 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-28 02:54:17,258 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-28 02:54:17,258 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-28 02:54:17,259 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-28 02:54:17,259 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-28 02:54:17,260 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2021-12-28 02:54:17,287 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-28 02:54:17,288 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-28 02:54:17,289 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-28 02:54:17,289 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-28 02:54:17,289 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-28 02:54:17,290 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-28 02:54:17,290 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-28 02:54:17,291 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-28 02:54:17,291 INFO L138 SettingsManager]: * Use SBE=true [2021-12-28 02:54:17,291 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-28 02:54:17,292 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-28 02:54:17,292 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-28 02:54:17,292 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-28 02:54:17,292 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-28 02:54:17,292 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-28 02:54:17,292 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-28 02:54:17,292 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-28 02:54:17,292 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-28 02:54:17,293 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-28 02:54:17,293 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-28 02:54:17,293 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-28 02:54:17,293 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-28 02:54:17,293 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-28 02:54:17,293 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-28 02:54:17,293 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-28 02:54:17,294 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-28 02:54:17,294 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-28 02:54:17,294 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-28 02:54:17,294 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-28 02:54:17,294 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-28 02:54:17,294 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-28 02:54:17,294 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-28 02:54:17,295 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-28 02:54:17,295 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-28 02:54:17,295 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-28 02:54:17,295 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-28 02:54:17,295 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 [2021-12-28 02:54:17,538 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-28 02:54:17,555 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-28 02:54:17,557 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-28 02:54:17,558 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-28 02:54:17,559 INFO L275 PluginConnector]: CDTParser initialized [2021-12-28 02:54:17,560 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2021-12-28 02:54:17,602 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cf700efd1/69d851b79c884075867f9f00b07891f7/FLAG28ba89e76 [2021-12-28 02:54:18,031 INFO L306 CDTParser]: Found 1 translation units. [2021-12-28 02:54:18,031 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2021-12-28 02:54:18,048 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cf700efd1/69d851b79c884075867f9f00b07891f7/FLAG28ba89e76 [2021-12-28 02:54:18,362 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cf700efd1/69d851b79c884075867f9f00b07891f7 [2021-12-28 02:54:18,363 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-28 02:54:18,364 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-28 02:54:18,365 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-28 02:54:18,365 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-28 02:54:18,369 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-28 02:54:18,369 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 02:54:18" (1/1) ... [2021-12-28 02:54:18,371 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5154346b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 02:54:18, skipping insertion in model container [2021-12-28 02:54:18,371 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 02:54:18" (1/1) ... [2021-12-28 02:54:18,376 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-28 02:54:18,413 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-28 02:54:18,562 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] [2021-12-28 02:54:18,920 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2021-12-28 02:54:18,921 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@10d60a7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 02:54:18, skipping insertion in model container [2021-12-28 02:54:18,921 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-28 02:54:18,921 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-28 02:54:18,923 INFO L158 Benchmark]: Toolchain (without parser) took 557.78ms. Allocated memory is still 60.8MB. Free memory was 39.2MB in the beginning and 39.2MB in the end (delta: -38.0kB). Peak memory consumption was 14.2MB. Max. memory is 16.1GB. [2021-12-28 02:54:18,924 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 60.8MB. Free memory was 42.9MB in the beginning and 42.9MB in the end (delta: 48.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-28 02:54:18,925 INFO L158 Benchmark]: CACSL2BoogieTranslator took 556.14ms. Allocated memory is still 60.8MB. Free memory was 39.0MB in the beginning and 39.4MB in the end (delta: -409.4kB). Peak memory consumption was 14.2MB. Max. memory is 16.1GB. [2021-12-28 02:54:18,926 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 60.8MB. Free memory was 42.9MB in the beginning and 42.9MB in the end (delta: 48.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 556.14ms. Allocated memory is still 60.8MB. Free memory was 39.0MB in the beginning and 39.4MB in the end (delta: -409.4kB). Peak memory consumption was 14.2MB. 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