./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 c3fed411 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-tmp.no-commuhash-c3fed41 [2021-12-17 22:25:27,411 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-17 22:25:27,413 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-17 22:25:27,452 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-17 22:25:27,455 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-17 22:25:27,458 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-17 22:25:27,460 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-17 22:25:27,463 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-17 22:25:27,465 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-17 22:25:27,466 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-17 22:25:27,467 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-17 22:25:27,469 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-17 22:25:27,469 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-17 22:25:27,473 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-17 22:25:27,474 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-17 22:25:27,476 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-17 22:25:27,478 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-17 22:25:27,479 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-17 22:25:27,482 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-17 22:25:27,484 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-17 22:25:27,487 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-17 22:25:27,488 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-17 22:25:27,489 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-17 22:25:27,489 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-17 22:25:27,494 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-17 22:25:27,496 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-17 22:25:27,496 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-17 22:25:27,497 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-17 22:25:27,498 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-17 22:25:27,498 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-17 22:25:27,499 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-17 22:25:27,499 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-17 22:25:27,501 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-17 22:25:27,502 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-17 22:25:27,502 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-17 22:25:27,503 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-17 22:25:27,504 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-17 22:25:27,504 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-17 22:25:27,504 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-17 22:25:27,505 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-17 22:25:27,506 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-17 22:25:27,506 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-12-17 22:25:27,535 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-17 22:25:27,537 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-17 22:25:27,537 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-17 22:25:27,538 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-17 22:25:27,538 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-17 22:25:27,539 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-17 22:25:27,539 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-17 22:25:27,539 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-17 22:25:27,539 INFO L138 SettingsManager]: * Use SBE=true [2021-12-17 22:25:27,540 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-17 22:25:27,540 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-17 22:25:27,541 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-17 22:25:27,541 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-17 22:25:27,541 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-17 22:25:27,541 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-17 22:25:27,541 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-17 22:25:27,541 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-17 22:25:27,542 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-17 22:25:27,542 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-17 22:25:27,542 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-17 22:25:27,542 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-17 22:25:27,542 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-17 22:25:27,542 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-17 22:25:27,543 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-17 22:25:27,543 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-17 22:25:27,543 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-17 22:25:27,543 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-17 22:25:27,543 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-17 22:25:27,544 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-17 22:25:27,544 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-17 22:25:27,544 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-17 22:25:27,544 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-17 22:25:27,544 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-17 22:25:27,545 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-17 22:25:27,545 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 [2021-12-17 22:25:27,766 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-17 22:25:27,783 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-17 22:25:27,785 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-17 22:25:27,786 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-17 22:25:27,786 INFO L275 PluginConnector]: CDTParser initialized [2021-12-17 22:25:27,788 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2021-12-17 22:25:27,833 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/838c6180b/16246f055ad34132869ed12cfbf785ec/FLAG114273c11 [2021-12-17 22:25:28,300 INFO L306 CDTParser]: Found 1 translation units. [2021-12-17 22:25:28,301 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2021-12-17 22:25:28,318 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/838c6180b/16246f055ad34132869ed12cfbf785ec/FLAG114273c11 [2021-12-17 22:25:28,335 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/838c6180b/16246f055ad34132869ed12cfbf785ec [2021-12-17 22:25:28,337 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-17 22:25:28,338 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-17 22:25:28,341 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-17 22:25:28,341 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-17 22:25:28,344 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-17 22:25:28,344 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.12 10:25:28" (1/1) ... [2021-12-17 22:25:28,345 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21f95d2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:25:28, skipping insertion in model container [2021-12-17 22:25:28,345 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.12 10:25:28" (1/1) ... [2021-12-17 22:25:28,350 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-17 22:25:28,393 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-17 22:25:28,567 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] [2021-12-17 22:25:28,838 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2021-12-17 22:25:28,838 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@56c50920 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:25:28, skipping insertion in model container [2021-12-17 22:25:28,840 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-17 22:25:28,840 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-17 22:25:28,841 INFO L158 Benchmark]: Toolchain (without parser) took 502.23ms. Allocated memory is still 100.7MB. Free memory was 67.9MB in the beginning and 69.0MB in the end (delta: -1.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-12-17 22:25:28,842 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 100.7MB. Free memory was 57.0MB in the beginning and 57.0MB in the end (delta: 41.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-17 22:25:28,842 INFO L158 Benchmark]: CACSL2BoogieTranslator took 498.80ms. Allocated memory is still 100.7MB. Free memory was 67.7MB in the beginning and 69.0MB in the end (delta: -1.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-12-17 22:25:28,843 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 100.7MB. Free memory was 57.0MB in the beginning and 57.0MB in the end (delta: 41.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 498.80ms. Allocated memory is still 100.7MB. Free memory was 67.7MB in the beginning and 69.0MB in the end (delta: -1.3MB). Peak memory consumption was 10.5MB. 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-tmp.no-commuhash-c3fed41 [2021-12-17 22:25:30,282 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-17 22:25:30,284 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-17 22:25:30,318 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-17 22:25:30,318 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-17 22:25:30,320 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-17 22:25:30,321 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-17 22:25:30,325 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-17 22:25:30,327 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-17 22:25:30,330 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-17 22:25:30,331 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-17 22:25:30,332 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-17 22:25:30,332 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-17 22:25:30,334 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-17 22:25:30,335 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-17 22:25:30,339 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-17 22:25:30,340 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-17 22:25:30,340 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-17 22:25:30,342 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-17 22:25:30,346 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-17 22:25:30,347 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-17 22:25:30,347 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-17 22:25:30,349 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-17 22:25:30,349 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-17 22:25:30,354 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-17 22:25:30,354 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-17 22:25:30,354 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-17 22:25:30,355 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-17 22:25:30,355 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-17 22:25:30,356 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-17 22:25:30,356 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-17 22:25:30,357 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-17 22:25:30,358 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-17 22:25:30,359 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-17 22:25:30,359 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-17 22:25:30,359 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-17 22:25:30,360 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-17 22:25:30,360 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-17 22:25:30,360 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-17 22:25:30,361 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-17 22:25:30,362 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-17 22:25:30,365 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2021-12-17 22:25:30,391 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-17 22:25:30,392 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-17 22:25:30,393 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-17 22:25:30,393 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-17 22:25:30,393 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-17 22:25:30,394 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-17 22:25:30,394 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-17 22:25:30,395 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-17 22:25:30,395 INFO L138 SettingsManager]: * Use SBE=true [2021-12-17 22:25:30,395 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-17 22:25:30,396 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-17 22:25:30,396 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-17 22:25:30,396 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-17 22:25:30,396 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-17 22:25:30,396 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-17 22:25:30,396 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-17 22:25:30,396 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-17 22:25:30,397 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-17 22:25:30,397 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-17 22:25:30,397 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-17 22:25:30,397 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-17 22:25:30,397 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-17 22:25:30,397 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-17 22:25:30,397 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-17 22:25:30,398 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-17 22:25:30,398 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-17 22:25:30,398 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-17 22:25:30,398 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-17 22:25:30,398 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-17 22:25:30,398 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-17 22:25:30,398 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-17 22:25:30,399 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-17 22:25:30,399 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-17 22:25:30,399 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-17 22:25:30,399 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-17 22:25:30,399 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-17 22:25:30,399 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-17 22:25:30,400 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 [2021-12-17 22:25:30,645 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-17 22:25:30,659 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-17 22:25:30,661 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-17 22:25:30,662 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-17 22:25:30,662 INFO L275 PluginConnector]: CDTParser initialized [2021-12-17 22:25:30,663 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2021-12-17 22:25:30,706 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b04de684f/d2784a0b6ce14981a0ef490c7b421ddc/FLAGed23f810d [2021-12-17 22:25:31,163 INFO L306 CDTParser]: Found 1 translation units. [2021-12-17 22:25:31,164 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2021-12-17 22:25:31,184 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b04de684f/d2784a0b6ce14981a0ef490c7b421ddc/FLAGed23f810d [2021-12-17 22:25:31,683 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b04de684f/d2784a0b6ce14981a0ef490c7b421ddc [2021-12-17 22:25:31,685 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-17 22:25:31,686 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-17 22:25:31,686 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-17 22:25:31,687 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-17 22:25:31,689 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-17 22:25:31,690 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.12 10:25:31" (1/1) ... [2021-12-17 22:25:31,691 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e57cfc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:25:31, skipping insertion in model container [2021-12-17 22:25:31,691 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.12 10:25:31" (1/1) ... [2021-12-17 22:25:31,695 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-17 22:25:31,735 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-17 22:25:31,850 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] [2021-12-17 22:25:32,097 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2021-12-17 22:25:32,097 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@18dbac76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:25:32, skipping insertion in model container [2021-12-17 22:25:32,098 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-17 22:25:32,098 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-17 22:25:32,100 INFO L158 Benchmark]: Toolchain (without parser) took 413.08ms. Allocated memory is still 65.0MB. Free memory was 42.6MB in the beginning and 43.0MB in the end (delta: -380.3kB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-12-17 22:25:32,101 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 65.0MB. Free memory was 46.9MB in the beginning and 46.9MB in the end (delta: 48.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-17 22:25:32,101 INFO L158 Benchmark]: CACSL2BoogieTranslator took 411.46ms. Allocated memory is still 65.0MB. Free memory was 42.5MB in the beginning and 43.0MB in the end (delta: -525.2kB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-12-17 22:25:32,102 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 65.0MB. Free memory was 46.9MB in the beginning and 46.9MB in the end (delta: 48.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 411.46ms. Allocated memory is still 65.0MB. Free memory was 42.5MB in the beginning and 43.0MB in the end (delta: -525.2kB). Peak memory consumption was 14.7MB. 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 Writing output log to file Ultimate.log Result: UNKNOWN