./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-overflow.prp --file ../../../trunk/examples/svcomp/pthread-C-DAC/pthread-finding-k-matches.i --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations BEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b8dbc81d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/pthread-C-DAC/pthread-finding-k-matches.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations BEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-09-01 06:07:12,297 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-09-01 06:07:12,299 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-09-01 06:07:12,342 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-09-01 06:07:12,343 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-09-01 06:07:12,346 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-09-01 06:07:12,348 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-09-01 06:07:12,351 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-09-01 06:07:12,353 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-09-01 06:07:12,358 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-09-01 06:07:12,359 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-09-01 06:07:12,361 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-09-01 06:07:12,361 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-09-01 06:07:12,363 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-09-01 06:07:12,366 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-09-01 06:07:12,371 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-09-01 06:07:12,372 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-09-01 06:07:12,373 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-09-01 06:07:12,375 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-09-01 06:07:12,380 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-09-01 06:07:12,381 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-09-01 06:07:12,382 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-09-01 06:07:12,382 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-09-01 06:07:12,383 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-09-01 06:07:12,390 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-09-01 06:07:12,390 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-09-01 06:07:12,390 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-09-01 06:07:12,392 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-09-01 06:07:12,393 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-09-01 06:07:12,393 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-09-01 06:07:12,394 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-09-01 06:07:12,395 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-09-01 06:07:12,397 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-09-01 06:07:12,398 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-09-01 06:07:12,399 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-09-01 06:07:12,399 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-09-01 06:07:12,399 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-09-01 06:07:12,400 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-09-01 06:07:12,400 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-09-01 06:07:12,401 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-09-01 06:07:12,401 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-09-01 06:07:12,403 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-09-01 06:07:12,438 INFO L113 SettingsManager]: Loading preferences was successful [2023-09-01 06:07:12,439 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-09-01 06:07:12,440 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-09-01 06:07:12,440 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-09-01 06:07:12,441 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-09-01 06:07:12,441 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-09-01 06:07:12,442 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-09-01 06:07:12,442 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-09-01 06:07:12,442 INFO L138 SettingsManager]: * Use SBE=true [2023-09-01 06:07:12,442 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-09-01 06:07:12,443 INFO L138 SettingsManager]: * sizeof long=4 [2023-09-01 06:07:12,443 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-09-01 06:07:12,443 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-09-01 06:07:12,443 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-09-01 06:07:12,444 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-09-01 06:07:12,444 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-09-01 06:07:12,444 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-09-01 06:07:12,444 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-09-01 06:07:12,444 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-09-01 06:07:12,445 INFO L138 SettingsManager]: * sizeof long double=12 [2023-09-01 06:07:12,445 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-09-01 06:07:12,445 INFO L138 SettingsManager]: * Use constant arrays=true [2023-09-01 06:07:12,445 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-09-01 06:07:12,445 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-09-01 06:07:12,446 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-09-01 06:07:12,446 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-09-01 06:07:12,446 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-09-01 06:07:12,446 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-09-01 06:07:12,446 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-09-01 06:07:12,447 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-09-01 06:07:12,447 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-09-01 06:07:12,447 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-09-01 06:07:12,447 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-09-01 06:07:12,448 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-09-01 06:07:12,448 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-09-01 06:07:12,448 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-09-01 06:07:12,448 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-09-01 06:07:12,448 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> BEFORE [2023-09-01 06:07:12,750 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-09-01 06:07:12,775 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-09-01 06:07:12,777 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-09-01 06:07:12,778 INFO L271 PluginConnector]: Initializing CDTParser... [2023-09-01 06:07:12,779 INFO L275 PluginConnector]: CDTParser initialized [2023-09-01 06:07:12,780 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-C-DAC/pthread-finding-k-matches.i [2023-09-01 06:07:14,063 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-09-01 06:07:14,383 INFO L351 CDTParser]: Found 1 translation units. [2023-09-01 06:07:14,384 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-C-DAC/pthread-finding-k-matches.i [2023-09-01 06:07:14,401 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/04ca789fa/41cbe4c9abe24ac8bfd515738d67d2d7/FLAG26667aadd [2023-09-01 06:07:14,415 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/04ca789fa/41cbe4c9abe24ac8bfd515738d67d2d7 [2023-09-01 06:07:14,417 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-09-01 06:07:14,418 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-09-01 06:07:14,419 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-09-01 06:07:14,420 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-09-01 06:07:14,422 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-09-01 06:07:14,423 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.09 06:07:14" (1/1) ... [2023-09-01 06:07:14,423 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@775ac8b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.09 06:07:14, skipping insertion in model container [2023-09-01 06:07:14,424 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.09 06:07:14" (1/1) ... [2023-09-01 06:07:14,429 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-09-01 06:07:14,474 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-09-01 06:07:14,607 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-C-DAC/pthread-finding-k-matches.i[820,833] [2023-09-01 06:07:14,997 ERROR L324 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2023-09-01 06:07:14,997 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@38fe0533 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.09 06:07:14, skipping insertion in model container [2023-09-01 06:07:14,998 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-09-01 06:07:14,998 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-09-01 06:07:15,000 INFO L158 Benchmark]: Toolchain (without parser) took 580.40ms. Allocated memory is still 67.1MB. Free memory was 41.8MB in the beginning and 43.3MB in the end (delta: -1.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-09-01 06:07:15,000 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 52.4MB. Free memory was 30.0MB in the beginning and 29.9MB in the end (delta: 50.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-09-01 06:07:15,001 INFO L158 Benchmark]: CACSL2BoogieTranslator took 578.50ms. Allocated memory is still 67.1MB. Free memory was 41.6MB in the beginning and 43.3MB in the end (delta: -1.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-09-01 06:07:15,002 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 52.4MB. Free memory was 30.0MB in the beginning and 29.9MB in the end (delta: 50.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 578.50ms. Allocated memory is still 67.1MB. Free memory was 41.6MB in the beginning and 43.3MB in the end (delta: -1.7MB). 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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/pthread-C-DAC/pthread-finding-k-matches.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations BEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-09-01 06:07:16,717 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-09-01 06:07:16,719 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-09-01 06:07:16,764 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-09-01 06:07:16,764 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-09-01 06:07:16,767 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-09-01 06:07:16,769 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-09-01 06:07:16,772 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-09-01 06:07:16,774 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-09-01 06:07:16,778 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-09-01 06:07:16,779 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-09-01 06:07:16,782 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-09-01 06:07:16,782 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-09-01 06:07:16,784 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-09-01 06:07:16,785 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-09-01 06:07:16,790 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-09-01 06:07:16,792 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-09-01 06:07:16,793 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-09-01 06:07:16,794 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-09-01 06:07:16,799 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-09-01 06:07:16,801 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-09-01 06:07:16,802 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-09-01 06:07:16,803 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-09-01 06:07:16,804 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-09-01 06:07:16,809 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-09-01 06:07:16,810 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-09-01 06:07:16,810 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-09-01 06:07:16,811 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-09-01 06:07:16,812 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-09-01 06:07:16,813 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-09-01 06:07:16,817 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-09-01 06:07:16,819 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-09-01 06:07:16,821 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-09-01 06:07:16,821 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-09-01 06:07:16,822 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-09-01 06:07:16,822 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-09-01 06:07:16,823 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-09-01 06:07:16,823 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-09-01 06:07:16,823 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-09-01 06:07:16,824 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-09-01 06:07:16,824 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-09-01 06:07:16,826 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf [2023-09-01 06:07:16,860 INFO L113 SettingsManager]: Loading preferences was successful [2023-09-01 06:07:16,860 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-09-01 06:07:16,861 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-09-01 06:07:16,861 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-09-01 06:07:16,862 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-09-01 06:07:16,862 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-09-01 06:07:16,863 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-09-01 06:07:16,863 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-09-01 06:07:16,863 INFO L138 SettingsManager]: * Use SBE=true [2023-09-01 06:07:16,864 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-09-01 06:07:16,865 INFO L138 SettingsManager]: * sizeof long=4 [2023-09-01 06:07:16,865 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-09-01 06:07:16,866 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-09-01 06:07:16,866 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-09-01 06:07:16,866 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-09-01 06:07:16,866 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-09-01 06:07:16,867 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-09-01 06:07:16,867 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-09-01 06:07:16,867 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-09-01 06:07:16,868 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-09-01 06:07:16,868 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-09-01 06:07:16,872 INFO L138 SettingsManager]: * sizeof long double=12 [2023-09-01 06:07:16,872 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-09-01 06:07:16,873 INFO L138 SettingsManager]: * Use constant arrays=true [2023-09-01 06:07:16,874 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-09-01 06:07:16,874 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-09-01 06:07:16,874 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-09-01 06:07:16,875 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-09-01 06:07:16,875 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-09-01 06:07:16,875 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-09-01 06:07:16,875 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-09-01 06:07:16,876 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-09-01 06:07:16,876 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-09-01 06:07:16,876 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-09-01 06:07:16,876 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-09-01 06:07:16,877 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-09-01 06:07:16,877 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-09-01 06:07:16,877 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-09-01 06:07:16,877 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-09-01 06:07:16,878 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-09-01 06:07:16,878 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> BEFORE [2023-09-01 06:07:17,195 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-09-01 06:07:17,211 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-09-01 06:07:17,213 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-09-01 06:07:17,214 INFO L271 PluginConnector]: Initializing CDTParser... [2023-09-01 06:07:17,215 INFO L275 PluginConnector]: CDTParser initialized [2023-09-01 06:07:17,216 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-C-DAC/pthread-finding-k-matches.i [2023-09-01 06:07:18,485 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-09-01 06:07:18,772 INFO L351 CDTParser]: Found 1 translation units. [2023-09-01 06:07:18,773 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-C-DAC/pthread-finding-k-matches.i [2023-09-01 06:07:18,803 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aeb54dfa6/6fa6257d65d24b429d91a99a01a84774/FLAG3bdd7a6a1 [2023-09-01 06:07:18,820 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aeb54dfa6/6fa6257d65d24b429d91a99a01a84774 [2023-09-01 06:07:18,823 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-09-01 06:07:18,824 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-09-01 06:07:18,826 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-09-01 06:07:18,827 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-09-01 06:07:18,830 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-09-01 06:07:18,830 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.09 06:07:18" (1/1) ... [2023-09-01 06:07:18,832 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54be6afd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.09 06:07:18, skipping insertion in model container [2023-09-01 06:07:18,832 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.09 06:07:18" (1/1) ... [2023-09-01 06:07:18,838 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-09-01 06:07:18,889 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-09-01 06:07:19,016 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-C-DAC/pthread-finding-k-matches.i[820,833] [2023-09-01 06:07:19,397 ERROR L324 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2023-09-01 06:07:19,398 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3774afa8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.09 06:07:19, skipping insertion in model container [2023-09-01 06:07:19,398 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-09-01 06:07:19,399 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-09-01 06:07:19,400 INFO L158 Benchmark]: Toolchain (without parser) took 575.48ms. Allocated memory is still 77.6MB. Free memory was 52.3MB in the beginning and 56.0MB in the end (delta: -3.7MB). Peak memory consumption was 22.1MB. Max. memory is 16.1GB. [2023-09-01 06:07:19,401 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 54.5MB. Free memory was 32.0MB in the beginning and 31.9MB in the end (delta: 46.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-09-01 06:07:19,402 INFO L158 Benchmark]: CACSL2BoogieTranslator took 572.14ms. Allocated memory is still 77.6MB. Free memory was 52.1MB in the beginning and 56.0MB in the end (delta: -3.9MB). Peak memory consumption was 22.1MB. Max. memory is 16.1GB. [2023-09-01 06:07:19,403 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 54.5MB. Free memory was 32.0MB in the beginning and 31.9MB in the end (delta: 46.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 572.14ms. Allocated memory is still 77.6MB. Free memory was 52.1MB in the beginning and 56.0MB in the end (delta: -3.9MB). Peak memory consumption was 22.1MB. 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