./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 20ed64ec Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 32c393bbaf647de3bfd530cd3cc1aca8bd987b98 .................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 32c393bbaf647de3bfd530cd3cc1aca8bd987b98 .................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-20ed64e [2021-08-26 14:46:44,170 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-26 14:46:44,173 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-26 14:46:44,218 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-26 14:46:44,219 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-26 14:46:44,223 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-26 14:46:44,225 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-26 14:46:44,230 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-26 14:46:44,233 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-26 14:46:44,239 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-26 14:46:44,240 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-26 14:46:44,245 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-26 14:46:44,245 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-26 14:46:44,248 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-26 14:46:44,250 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-26 14:46:44,254 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-26 14:46:44,255 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-26 14:46:44,256 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-26 14:46:44,258 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-26 14:46:44,262 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-26 14:46:44,265 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-26 14:46:44,266 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-26 14:46:44,267 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-26 14:46:44,269 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-26 14:46:44,285 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-26 14:46:44,286 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-26 14:46:44,286 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-26 14:46:44,288 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-26 14:46:44,289 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-26 14:46:44,289 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-26 14:46:44,290 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-26 14:46:44,290 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-26 14:46:44,292 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-26 14:46:44,292 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-26 14:46:44,294 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-26 14:46:44,294 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-26 14:46:44,295 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-26 14:46:44,295 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-26 14:46:44,295 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-26 14:46:44,297 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-26 14:46:44,297 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-26 14:46:44,298 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-08-26 14:46:44,335 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-26 14:46:44,336 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-26 14:46:44,337 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-26 14:46:44,337 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-26 14:46:44,339 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-26 14:46:44,339 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-26 14:46:44,339 INFO L138 SettingsManager]: * Use SBE=true [2021-08-26 14:46:44,340 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-26 14:46:44,340 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-26 14:46:44,340 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-26 14:46:44,341 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-26 14:46:44,341 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-26 14:46:44,341 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-26 14:46:44,341 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-26 14:46:44,342 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-26 14:46:44,342 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-26 14:46:44,342 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-26 14:46:44,342 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-26 14:46:44,342 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-26 14:46:44,343 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-26 14:46:44,343 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-26 14:46:44,343 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-26 14:46:44,343 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-26 14:46:44,343 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-26 14:46:44,344 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-26 14:46:44,352 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-26 14:46:44,352 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-26 14:46:44,352 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-26 14:46:44,352 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-26 14:46:44,352 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-26 14:46:44,353 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 32c393bbaf647de3bfd530cd3cc1aca8bd987b98 [2021-08-26 14:46:44,664 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-26 14:46:44,683 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-26 14:46:44,685 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-26 14:46:44,686 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-26 14:46:44,687 INFO L275 PluginConnector]: CDTParser initialized [2021-08-26 14:46:44,688 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2021-08-26 14:46:44,748 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb1f9a81f/8df53787dc4848238c217536cbbff9b7/FLAG1a66b1674 [2021-08-26 14:46:45,374 INFO L306 CDTParser]: Found 1 translation units. [2021-08-26 14:46:45,375 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2021-08-26 14:46:45,395 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb1f9a81f/8df53787dc4848238c217536cbbff9b7/FLAG1a66b1674 [2021-08-26 14:46:45,742 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb1f9a81f/8df53787dc4848238c217536cbbff9b7 [2021-08-26 14:46:45,746 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-26 14:46:45,748 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-26 14:46:45,750 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-26 14:46:45,750 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-26 14:46:45,753 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-26 14:46:45,754 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 02:46:45" (1/1) ... [2021-08-26 14:46:45,755 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18fce233 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 02:46:45, skipping insertion in model container [2021-08-26 14:46:45,755 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 02:46:45" (1/1) ... [2021-08-26 14:46:45,761 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-26 14:46:45,816 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-26 14:46:45,982 WARN L228 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] [2021-08-26 14:46:46,445 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2021-08-26 14:46:46,447 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5ae16f50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 02:46:46, skipping insertion in model container [2021-08-26 14:46:46,447 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-26 14:46:46,448 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-08-26 14:46:46,450 INFO L168 Benchmark]: Toolchain (without parser) took 700.55 ms. Allocated memory is still 67.1 MB. Free memory was 47.1 MB in the beginning and 49.8 MB in the end (delta: -2.7 MB). Peak memory consumption was 21.8 MB. Max. memory is 16.1 GB. [2021-08-26 14:46:46,451 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 67.1 MB. Free memory was 50.1 MB in the beginning and 50.1 MB in the end (delta: 61.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-26 14:46:46,453 INFO L168 Benchmark]: CACSL2BoogieTranslator took 697.63 ms. Allocated memory is still 67.1 MB. Free memory was 46.9 MB in the beginning and 49.8 MB in the end (delta: -2.9 MB). Peak memory consumption was 19.7 MB. Max. memory is 16.1 GB. [2021-08-26 14:46:46,455 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 67.1 MB. Free memory was 50.1 MB in the beginning and 50.1 MB in the end (delta: 61.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 697.63 ms. Allocated memory is still 67.1 MB. Free memory was 46.9 MB in the beginning and 49.8 MB in the end (delta: -2.9 MB). Peak memory consumption was 19.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1369]: Unsupported Syntax Unsupported function: pthread_attr_init RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-20ed64e [2021-08-26 14:46:48,137 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-26 14:46:48,140 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-26 14:46:48,181 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-26 14:46:48,182 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-26 14:46:48,186 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-26 14:46:48,187 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-26 14:46:48,192 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-26 14:46:48,194 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-26 14:46:48,198 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-26 14:46:48,200 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-26 14:46:48,204 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-26 14:46:48,204 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-26 14:46:48,206 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-26 14:46:48,208 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-26 14:46:48,211 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-26 14:46:48,212 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-26 14:46:48,212 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-26 14:46:48,215 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-26 14:46:48,220 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-26 14:46:48,222 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-26 14:46:48,223 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-26 14:46:48,224 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-26 14:46:48,225 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-26 14:46:48,232 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-26 14:46:48,232 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-26 14:46:48,232 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-26 14:46:48,234 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-26 14:46:48,234 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-26 14:46:48,235 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-26 14:46:48,235 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-26 14:46:48,236 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-26 14:46:48,238 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-26 14:46:48,238 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-26 14:46:48,240 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-26 14:46:48,240 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-26 14:46:48,241 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-26 14:46:48,241 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-26 14:46:48,241 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-26 14:46:48,242 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-26 14:46:48,243 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-26 14:46:48,247 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2021-08-26 14:46:48,285 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-26 14:46:48,285 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-26 14:46:48,286 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-26 14:46:48,287 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-26 14:46:48,289 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-26 14:46:48,289 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-26 14:46:48,289 INFO L138 SettingsManager]: * Use SBE=true [2021-08-26 14:46:48,289 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-26 14:46:48,290 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-26 14:46:48,290 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-26 14:46:48,291 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-26 14:46:48,291 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-26 14:46:48,291 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-26 14:46:48,291 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-26 14:46:48,291 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-08-26 14:46:48,291 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-08-26 14:46:48,292 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-26 14:46:48,292 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-26 14:46:48,292 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-26 14:46:48,292 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-26 14:46:48,292 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-26 14:46:48,301 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-26 14:46:48,302 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-26 14:46:48,302 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-26 14:46:48,302 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-26 14:46:48,302 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-26 14:46:48,302 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-26 14:46:48,303 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-08-26 14:46:48,303 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-08-26 14:46:48,303 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-26 14:46:48,303 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-26 14:46:48,303 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-08-26 14:46:48,304 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 32c393bbaf647de3bfd530cd3cc1aca8bd987b98 [2021-08-26 14:46:48,606 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-26 14:46:48,639 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-26 14:46:48,642 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-26 14:46:48,643 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-26 14:46:48,643 INFO L275 PluginConnector]: CDTParser initialized [2021-08-26 14:46:48,646 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2021-08-26 14:46:48,702 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/14f169462/dacc3360e1164aa086da4c03f73491f4/FLAGa1633cae5 [2021-08-26 14:46:49,254 INFO L306 CDTParser]: Found 1 translation units. [2021-08-26 14:46:49,255 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2021-08-26 14:46:49,274 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/14f169462/dacc3360e1164aa086da4c03f73491f4/FLAGa1633cae5 [2021-08-26 14:46:49,705 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/14f169462/dacc3360e1164aa086da4c03f73491f4 [2021-08-26 14:46:49,707 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-26 14:46:49,708 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-26 14:46:49,711 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-26 14:46:49,711 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-26 14:46:49,714 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-26 14:46:49,715 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 02:46:49" (1/1) ... [2021-08-26 14:46:49,716 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b984bac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 02:46:49, skipping insertion in model container [2021-08-26 14:46:49,716 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 02:46:49" (1/1) ... [2021-08-26 14:46:49,722 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-26 14:46:49,767 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-26 14:46:49,909 WARN L228 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] [2021-08-26 14:46:50,201 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2021-08-26 14:46:50,202 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6976b35f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 02:46:50, skipping insertion in model container [2021-08-26 14:46:50,202 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-26 14:46:50,202 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-08-26 14:46:50,204 INFO L168 Benchmark]: Toolchain (without parser) took 495.13 ms. Allocated memory was 58.7 MB in the beginning and 73.4 MB in the end (delta: 14.7 MB). Free memory was 34.7 MB in the beginning and 51.7 MB in the end (delta: -17.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-08-26 14:46:50,207 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 58.7 MB. Free memory was 40.7 MB in the beginning and 40.7 MB in the end (delta: 44.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-26 14:46:50,209 INFO L168 Benchmark]: CACSL2BoogieTranslator took 491.00 ms. Allocated memory was 58.7 MB in the beginning and 73.4 MB in the end (delta: 14.7 MB). Free memory was 34.5 MB in the beginning and 51.7 MB in the end (delta: -17.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-08-26 14:46:50,210 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 58.7 MB. Free memory was 40.7 MB in the beginning and 40.7 MB in the end (delta: 44.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 491.00 ms. Allocated memory was 58.7 MB in the beginning and 73.4 MB in the end (delta: 14.7 MB). Free memory was 34.5 MB in the beginning and 51.7 MB in the end (delta: -17.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1369]: Unsupported Syntax Unsupported function: pthread_attr_init RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...