./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-ext/40_barrier_vf.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.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-ext/40_barrier_vf.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(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ca0a1e4d7e3711007343b5979fe7978b3c373b5f ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.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-ext/40_barrier_vf.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(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ca0a1e4d7e3711007343b5979fe7978b3c373b5f .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:26:45,391 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:26:45,393 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:26:45,427 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:26:45,430 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:26:45,436 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:26:45,438 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:26:45,455 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:26:45,458 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:26:45,464 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:26:45,469 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:26:45,473 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:26:45,474 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:26:45,483 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:26:45,485 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:26:45,488 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:26:45,491 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:26:45,497 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:26:45,503 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:26:45,510 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:26:45,519 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:26:45,526 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:26:45,529 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:26:45,531 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:26:45,539 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:26:45,539 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:26:45,540 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:26:45,543 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:26:45,548 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:26:45,550 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:26:45,550 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:26:45,551 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:26:45,552 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:26:45,556 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:26:45,558 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:26:45,560 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:26:45,561 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:26:45,562 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:26:45,563 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:26:45,567 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:26:45,569 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:26:45,572 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:26:45,611 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:26:45,615 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:26:45,617 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:26:45,618 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:26:45,620 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:26:45,620 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:26:45,620 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:26:45,621 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:26:45,621 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:26:45,621 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:26:45,624 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:26:45,624 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:26:45,625 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:26:45,626 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:26:45,626 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:26:45,628 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:26:45,628 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:26:45,628 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:26:45,629 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:26:45,629 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:26:45,630 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:26:45,634 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:26:45,634 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:26:45,635 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:26:45,635 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:26:45,635 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:26:45,636 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:26:45,636 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:26:45,636 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:26:45,636 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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(__VERIFIER_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 -> ca0a1e4d7e3711007343b5979fe7978b3c373b5f [2019-11-24 21:26:46,185 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:26:46,215 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:26:46,221 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:26:46,225 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:26:46,227 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:26:46,230 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-ext/40_barrier_vf.i [2019-11-24 21:26:46,429 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba067d6a8/9c9f08e7880d4c1fb5461e2e309d3b33/FLAG3a3319a25 [2019-11-24 21:26:47,648 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:26:47,650 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/40_barrier_vf.i [2019-11-24 21:26:47,687 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba067d6a8/9c9f08e7880d4c1fb5461e2e309d3b33/FLAG3a3319a25 [2019-11-24 21:26:47,721 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba067d6a8/9c9f08e7880d4c1fb5461e2e309d3b33 [2019-11-24 21:26:47,725 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:26:47,727 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:26:47,746 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:26:47,746 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:26:47,750 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:26:47,751 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:26:47" (1/1) ... [2019-11-24 21:26:47,755 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4dc5c18f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:47, skipping insertion in model container [2019-11-24 21:26:47,756 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:26:47" (1/1) ... [2019-11-24 21:26:47,765 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:26:47,876 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:26:48,837 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:26:48,873 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:26:49,004 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:26:49,188 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:26:49,190 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:49 WrapperNode [2019-11-24 21:26:49,192 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:26:49,193 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:26:49,197 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:26:49,197 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:26:49,220 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:49" (1/1) ... [2019-11-24 21:26:49,283 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:49" (1/1) ... [2019-11-24 21:26:49,350 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:26:49,352 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:26:49,353 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:26:49,353 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:26:49,364 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:49" (1/1) ... [2019-11-24 21:26:49,365 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:49" (1/1) ... [2019-11-24 21:26:49,377 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:49" (1/1) ... [2019-11-24 21:26:49,378 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:49" (1/1) ... [2019-11-24 21:26:49,401 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:49" (1/1) ... [2019-11-24 21:26:49,412 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:49" (1/1) ... [2019-11-24 21:26:49,433 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:49" (1/1) ... [2019-11-24 21:26:49,440 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:26:49,455 INFO L168 Benchmark]: Toolchain (without parser) took 1723.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 961.1 MB in the end (delta: 583.0 kB). Peak memory consumption was 648.6 kB. Max. memory is 12.5 GB. [2019-11-24 21:26:49,462 INFO L168 Benchmark]: CDTParser took 1.20 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:26:49,464 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1446.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.8 MB in the end (delta: -5.1 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:26:49,469 INFO L168 Benchmark]: Boogie Procedure Inliner took 159.15 ms. Allocated memory is still 1.0 GB. Free memory is still 966.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:26:49,471 INFO L168 Benchmark]: Boogie Preprocessor took 93.70 ms. Allocated memory is still 1.0 GB. Free memory was 966.8 MB in the beginning and 961.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:26:49,481 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.20 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1446.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.8 MB in the end (delta: -5.1 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 159.15 ms. Allocated memory is still 1.0 GB. Free memory is still 966.8 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 93.70 ms. Allocated memory is still 1.0 GB. Free memory was 966.8 MB in the beginning and 961.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 21:26:53,403 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:26:53,408 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:26:53,431 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:26:53,432 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:26:53,435 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:26:53,437 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:26:53,465 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:26:53,469 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:26:53,473 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:26:53,474 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:26:53,482 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:26:53,483 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:26:53,487 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:26:53,491 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:26:53,494 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:26:53,499 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:26:53,504 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:26:53,510 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:26:53,518 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:26:53,522 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:26:53,529 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:26:53,532 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:26:53,537 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:26:53,544 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:26:53,544 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:26:53,545 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:26:53,547 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:26:53,549 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:26:53,550 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:26:53,552 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:26:53,553 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:26:53,556 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:26:53,557 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:26:53,562 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:26:53,562 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:26:53,565 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:26:53,566 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:26:53,566 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:26:53,571 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:26:53,573 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:26:53,574 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:26:53,613 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:26:53,614 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:26:53,618 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:26:53,619 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:26:53,619 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:26:53,620 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:26:53,623 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:26:53,623 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:26:53,624 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:26:53,624 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:26:53,625 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:26:53,626 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:26:53,626 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:26:53,626 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:26:53,627 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:26:53,630 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:26:53,630 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:26:53,630 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:26:53,631 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:26:53,631 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:26:53,631 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:26:53,632 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:26:53,632 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:26:53,632 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:26:53,633 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:26:53,635 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:26:53,635 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:26:53,635 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:26:53,636 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:26:53,636 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:26:53,637 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:26:53,640 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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(__VERIFIER_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 -> ca0a1e4d7e3711007343b5979fe7978b3c373b5f [2019-11-24 21:26:54,184 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:26:54,215 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:26:54,222 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:26:54,227 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:26:54,229 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:26:54,230 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-ext/40_barrier_vf.i [2019-11-24 21:26:54,385 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8907e04b7/5043444217f14798b305fff84d4648fd/FLAG43ee6f97a [2019-11-24 21:26:55,599 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:26:55,601 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/40_barrier_vf.i [2019-11-24 21:26:55,642 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8907e04b7/5043444217f14798b305fff84d4648fd/FLAG43ee6f97a [2019-11-24 21:26:55,683 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8907e04b7/5043444217f14798b305fff84d4648fd [2019-11-24 21:26:55,690 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:26:55,695 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:26:55,701 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:26:55,702 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:26:55,707 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:26:55,711 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:26:55" (1/1) ... [2019-11-24 21:26:55,720 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4dc5c18f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:55, skipping insertion in model container [2019-11-24 21:26:55,720 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:26:55" (1/1) ... [2019-11-24 21:26:55,731 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:26:55,838 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:26:56,863 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:26:56,911 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:26:57,044 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:26:57,227 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:26:57,228 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:57 WrapperNode [2019-11-24 21:26:57,228 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:26:57,229 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:26:57,231 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:26:57,233 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:26:57,254 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:57" (1/1) ... [2019-11-24 21:26:57,302 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:57" (1/1) ... [2019-11-24 21:26:57,342 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:26:57,343 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:26:57,344 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:26:57,344 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:26:57,355 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:57" (1/1) ... [2019-11-24 21:26:57,355 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:57" (1/1) ... [2019-11-24 21:26:57,366 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:57" (1/1) ... [2019-11-24 21:26:57,367 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:57" (1/1) ... [2019-11-24 21:26:57,394 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:57" (1/1) ... [2019-11-24 21:26:57,403 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:57" (1/1) ... [2019-11-24 21:26:57,413 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:57" (1/1) ... [2019-11-24 21:26:57,424 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:26:57,438 INFO L168 Benchmark]: Toolchain (without parser) took 1732.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 960.9 MB in the end (delta: 751.0 kB). Peak memory consumption was 816.6 kB. Max. memory is 12.5 GB. [2019-11-24 21:26:57,439 INFO L168 Benchmark]: CDTParser took 1.35 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:26:57,444 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1527.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.7 MB in the end (delta: -5.0 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-24 21:26:57,445 INFO L168 Benchmark]: Boogie Procedure Inliner took 113.71 ms. Allocated memory is still 1.0 GB. Free memory is still 966.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:26:57,458 INFO L168 Benchmark]: Boogie Preprocessor took 80.79 ms. Allocated memory is still 1.0 GB. Free memory was 966.7 MB in the beginning and 960.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:26:57,469 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.35 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1527.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.7 MB in the end (delta: -5.0 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 113.71 ms. Allocated memory is still 1.0 GB. Free memory is still 966.7 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 80.79 ms. Allocated memory is still 1.0 GB. Free memory was 966.7 MB in the beginning and 960.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...