./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c -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 9c01be555c3018de693153f58a14a542140887f0 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c -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 9c01be555c3018de693153f58a14a542140887f0 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 10:05:47,692 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:05:47,694 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:05:47,716 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:05:47,717 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:05:47,729 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:05:47,730 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:05:47,732 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:05:47,738 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:05:47,744 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:05:47,745 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:05:47,756 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:05:47,756 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:05:47,761 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:05:47,762 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:05:47,763 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:05:47,767 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:05:47,774 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:05:47,776 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:05:47,783 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:05:47,789 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:05:47,793 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:05:47,796 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:05:47,799 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:05:47,804 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:05:47,805 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:05:47,806 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:05:47,810 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:05:47,810 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:05:47,811 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:05:47,811 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:05:47,812 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:05:47,814 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:05:47,817 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:05:47,818 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:05:47,819 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:05:47,820 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:05:47,822 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:05:47,822 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:05:47,824 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:05:47,827 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:05:47,828 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:05:47,854 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:05:47,857 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:05:47,859 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:05:47,859 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:05:47,859 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:05:47,859 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:05:47,862 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:05:47,862 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:05:47,862 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:05:47,862 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:05:47,864 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:05:47,865 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:05:47,865 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:05:47,865 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:05:47,866 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:05:47,866 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:05:47,866 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:05:47,866 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:05:47,866 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:05:47,867 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:05:47,867 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:05:47,867 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:05:47,867 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:05:47,867 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:05:47,869 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:05:47,869 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:05:47,869 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:05:47,869 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:05:47,869 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 -> 9c01be555c3018de693153f58a14a542140887f0 [2019-11-27 10:05:48,253 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:05:48,272 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:05:48,278 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:05:48,280 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:05:48,283 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:05:48,284 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-27 10:05:48,391 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b4367641/916236bd727744f6b5be1d32ccf175b1/FLAGa2631dad5 [2019-11-27 10:05:49,372 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:05:49,377 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-27 10:05:49,405 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b4367641/916236bd727744f6b5be1d32ccf175b1/FLAGa2631dad5 [2019-11-27 10:05:49,438 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b4367641/916236bd727744f6b5be1d32ccf175b1 [2019-11-27 10:05:49,445 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:05:49,446 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:05:49,451 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:05:49,451 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:05:49,456 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:05:49,458 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:05:49" (1/1) ... [2019-11-27 10:05:49,467 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7df2acde and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:49, skipping insertion in model container [2019-11-27 10:05:49,467 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:05:49" (1/1) ... [2019-11-27 10:05:49,481 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:05:49,601 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:05:50,795 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:05:50,820 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:05:51,325 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:05:51,359 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:05:51,360 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:51 WrapperNode [2019-11-27 10:05:51,361 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:05:51,366 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:05:51,367 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:05:51,367 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:05:51,376 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:51" (1/1) ... [2019-11-27 10:05:51,436 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:51" (1/1) ... [2019-11-27 10:05:51,563 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:05:51,565 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:05:51,565 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:05:51,565 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:05:51,579 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:51" (1/1) ... [2019-11-27 10:05:51,580 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:51" (1/1) ... [2019-11-27 10:05:51,601 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:51" (1/1) ... [2019-11-27 10:05:51,601 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:51" (1/1) ... [2019-11-27 10:05:51,658 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:51" (1/1) ... [2019-11-27 10:05:51,695 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:51" (1/1) ... [2019-11-27 10:05:51,710 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:51" (1/1) ... [2019-11-27 10:05:51,733 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:05:51,741 INFO L168 Benchmark]: Toolchain (without parser) took 2289.49 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 939.1 MB in the end (delta: 22.6 MB). Peak memory consumption was 22.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:05:51,742 INFO L168 Benchmark]: CDTParser took 0.24 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. [2019-11-27 10:05:51,744 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1910.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 950.5 MB in the end (delta: 5.4 MB). Peak memory consumption was 27.0 MB. Max. memory is 12.5 GB. [2019-11-27 10:05:51,748 INFO L168 Benchmark]: Boogie Procedure Inliner took 197.85 ms. Allocated memory is still 1.0 GB. Free memory was 950.5 MB in the beginning and 944.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:05:51,750 INFO L168 Benchmark]: Boogie Preprocessor took 169.00 ms. Allocated memory is still 1.0 GB. Free memory was 944.8 MB in the beginning and 939.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:05:51,757 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 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 1910.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 950.5 MB in the end (delta: 5.4 MB). Peak memory consumption was 27.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 197.85 ms. Allocated memory is still 1.0 GB. Free memory was 950.5 MB in the beginning and 944.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 169.00 ms. Allocated memory is still 1.0 GB. Free memory was 944.8 MB in the beginning and 939.1 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-da95e15 [2019-11-27 10:05:54,558 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:05:54,561 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:05:54,586 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:05:54,587 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:05:54,595 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:05:54,597 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:05:54,608 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:05:54,614 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:05:54,618 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:05:54,619 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:05:54,623 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:05:54,624 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:05:54,627 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:05:54,628 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:05:54,629 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:05:54,633 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:05:54,636 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:05:54,639 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:05:54,643 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:05:54,649 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:05:54,657 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:05:54,658 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:05:54,659 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:05:54,664 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:05:54,665 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:05:54,665 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:05:54,669 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:05:54,669 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:05:54,670 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:05:54,672 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:05:54,673 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:05:54,673 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:05:54,677 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:05:54,678 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:05:54,681 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:05:54,682 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:05:54,682 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:05:54,683 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:05:54,687 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:05:54,688 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:05:54,689 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:05:54,721 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:05:54,722 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:05:54,723 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:05:54,725 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:05:54,725 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:05:54,725 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:05:54,728 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:05:54,728 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:05:54,728 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:05:54,728 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:05:54,729 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:05:54,730 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:05:54,730 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:05:54,730 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:05:54,731 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:05:54,731 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:05:54,733 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:05:54,733 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:05:54,733 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:05:54,733 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:05:54,734 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:05:54,734 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:05:54,734 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:05:54,734 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:05:54,736 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:05:54,736 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:05:54,736 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:05:54,736 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:05:54,737 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:05:54,737 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:05:54,741 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 -> 9c01be555c3018de693153f58a14a542140887f0 [2019-11-27 10:05:55,152 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:05:55,168 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:05:55,174 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:05:55,177 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:05:55,179 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:05:55,182 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-27 10:05:55,278 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/74778e2c4/f876058502fb4d30b7dbb5d67fb47909/FLAGb17895e99 [2019-11-27 10:05:56,248 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:05:56,249 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-27 10:05:56,282 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/74778e2c4/f876058502fb4d30b7dbb5d67fb47909/FLAGb17895e99 [2019-11-27 10:05:56,348 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/74778e2c4/f876058502fb4d30b7dbb5d67fb47909 [2019-11-27 10:05:56,360 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:05:56,362 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:05:56,363 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:05:56,363 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:05:56,369 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:05:56,373 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:05:56" (1/1) ... [2019-11-27 10:05:56,378 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45357075 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:56, skipping insertion in model container [2019-11-27 10:05:56,378 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:05:56" (1/1) ... [2019-11-27 10:05:56,391 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:05:56,510 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:05:57,841 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:05:57,865 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:05:58,473 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:05:58,511 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:05:58,515 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:58 WrapperNode [2019-11-27 10:05:58,515 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:05:58,516 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:05:58,517 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:05:58,517 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:05:58,530 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:58" (1/1) ... [2019-11-27 10:05:58,595 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:58" (1/1) ... [2019-11-27 10:05:58,707 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:05:58,710 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:05:58,710 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:05:58,710 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:05:58,725 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:58" (1/1) ... [2019-11-27 10:05:58,728 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:58" (1/1) ... [2019-11-27 10:05:58,746 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:58" (1/1) ... [2019-11-27 10:05:58,747 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:58" (1/1) ... [2019-11-27 10:05:58,805 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:58" (1/1) ... [2019-11-27 10:05:58,838 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:58" (1/1) ... [2019-11-27 10:05:58,852 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:58" (1/1) ... [2019-11-27 10:05:58,874 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:05:58,881 INFO L168 Benchmark]: Toolchain (without parser) took 2515.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 921.9 MB in the end (delta: 44.1 MB). Peak memory consumption was 44.2 MB. Max. memory is 12.5 GB. [2019-11-27 10:05:58,882 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:05:58,885 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2153.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 933.3 MB in the end (delta: 26.9 MB). Peak memory consumption was 32.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:05:58,886 INFO L168 Benchmark]: Boogie Procedure Inliner took 193.21 ms. Allocated memory is still 1.0 GB. Free memory was 933.3 MB in the beginning and 927.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:05:58,888 INFO L168 Benchmark]: Boogie Preprocessor took 164.64 ms. Allocated memory is still 1.0 GB. Free memory was 927.6 MB in the beginning and 921.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:05:58,895 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2153.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 933.3 MB in the end (delta: 26.9 MB). Peak memory consumption was 32.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 193.21 ms. Allocated memory is still 1.0 GB. Free memory was 933.3 MB in the beginning and 927.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 164.64 ms. Allocated memory is still 1.0 GB. Free memory was 927.6 MB in the beginning and 921.9 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...