./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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-var-start-time.4.ufo.UNBOUNDED.pals.c.v+lhb-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 cc36cf25a87dc4bd45d9274472e4b36e821bd00e ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-var-start-time.4.ufo.UNBOUNDED.pals.c.v+lhb-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 cc36cf25a87dc4bd45d9274472e4b36e821bd00e ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:17:22,532 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:17:22,538 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:17:22,563 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:17:22,563 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:17:22,565 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:17:22,567 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:17:22,579 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:17:22,588 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:17:22,591 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:17:22,592 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:17:22,596 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:17:22,596 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:17:22,601 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:17:22,603 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:17:22,604 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:17:22,606 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:17:22,607 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:17:22,611 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:17:22,617 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:17:22,624 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:17:22,628 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:17:22,629 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:17:22,633 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:17:22,638 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:17:22,639 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:17:22,639 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:17:22,643 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:17:22,643 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:17:22,644 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:17:22,644 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:17:22,648 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:17:22,649 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:17:22,650 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:17:22,651 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:17:22,651 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:17:22,653 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:17:22,654 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:17:22,654 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:17:22,655 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:17:22,660 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:17:22,661 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:17:22,687 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:17:22,687 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:17:22,693 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:17:22,694 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:17:22,694 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:17:22,694 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:17:22,694 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:17:22,695 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:17:22,695 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:17:22,695 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:17:22,696 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:17:22,696 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:17:22,698 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:17:22,698 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:17:22,698 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:17:22,699 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:17:22,699 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:17:22,699 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:17:22,699 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:17:22,701 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:17:22,701 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:17:22,701 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:17:22,701 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:17:22,702 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:17:22,702 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:17:22,704 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:17:22,704 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:17:22,704 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:17:22,704 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 -> cc36cf25a87dc4bd45d9274472e4b36e821bd00e [2019-11-26 17:17:23,154 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:17:23,171 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:17:23,177 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:17:23,182 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:17:23,182 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:17:23,183 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-26 17:17:23,284 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f430a2fc/cae987f2f1d244a5a4e7ae3fcb3a84cd/FLAGb0266754d [2019-11-26 17:17:24,441 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:17:24,443 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-26 17:17:24,489 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f430a2fc/cae987f2f1d244a5a4e7ae3fcb3a84cd/FLAGb0266754d [2019-11-26 17:17:24,817 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f430a2fc/cae987f2f1d244a5a4e7ae3fcb3a84cd [2019-11-26 17:17:24,826 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:17:24,827 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:17:24,831 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:24,831 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:17:24,837 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:17:24,838 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:24" (1/1) ... [2019-11-26 17:17:24,841 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c2d16a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:24, skipping insertion in model container [2019-11-26 17:17:24,841 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:24" (1/1) ... [2019-11-26 17:17:24,859 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:17:25,060 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:17:26,685 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:26,716 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:17:27,292 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:27,352 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:17:27,353 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:27 WrapperNode [2019-11-26 17:17:27,353 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:27,357 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:27,357 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:17:27,357 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:17:27,371 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:27" (1/1) ... [2019-11-26 17:17:27,436 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:27" (1/1) ... [2019-11-26 17:17:27,615 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:27,618 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:17:27,618 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:17:27,620 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:17:27,637 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:27" (1/1) ... [2019-11-26 17:17:27,637 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:27" (1/1) ... [2019-11-26 17:17:27,676 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:27" (1/1) ... [2019-11-26 17:17:27,677 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:27" (1/1) ... [2019-11-26 17:17:27,774 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:27" (1/1) ... [2019-11-26 17:17:27,820 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:27" (1/1) ... [2019-11-26 17:17:27,846 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:27" (1/1) ... [2019-11-26 17:17:27,897 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:17:27,905 INFO L168 Benchmark]: Toolchain (without parser) took 3072.50 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 861.1 MB in the end (delta: 99.2 MB). Peak memory consumption was 99.3 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:27,907 INFO L168 Benchmark]: CDTParser took 0.21 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. [2019-11-26 17:17:27,911 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2525.28 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 895.4 MB in the end (delta: 64.8 MB). Peak memory consumption was 64.9 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:27,913 INFO L168 Benchmark]: Boogie Procedure Inliner took 261.33 ms. Allocated memory is still 1.0 GB. Free memory was 895.4 MB in the beginning and 872.5 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:27,917 INFO L168 Benchmark]: Boogie Preprocessor took 279.54 ms. Allocated memory is still 1.0 GB. Free memory was 872.5 MB in the beginning and 861.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:27,928 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 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 2525.28 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 895.4 MB in the end (delta: 64.8 MB). Peak memory consumption was 64.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 261.33 ms. Allocated memory is still 1.0 GB. Free memory was 895.4 MB in the beginning and 872.5 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 279.54 ms. Allocated memory is still 1.0 GB. Free memory was 872.5 MB in the beginning and 861.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 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 0.1.24-025d5a2 [2019-11-26 17:17:30,655 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:17:30,659 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:17:30,683 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:17:30,688 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:17:30,690 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:17:30,691 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:17:30,700 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:17:30,708 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:17:30,711 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:17:30,712 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:17:30,717 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:17:30,717 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:17:30,720 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:17:30,723 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:17:30,724 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:17:30,726 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:17:30,728 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:17:30,730 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:17:30,737 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:17:30,742 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:17:30,748 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:17:30,750 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:17:30,754 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:17:30,758 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:17:30,760 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:17:30,760 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:17:30,762 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:17:30,762 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:17:30,763 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:17:30,766 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:17:30,767 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:17:30,767 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:17:30,769 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:17:30,771 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:17:30,771 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:17:30,774 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:17:30,774 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:17:30,775 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:17:30,775 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:17:30,777 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:17:30,778 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:17:30,816 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:17:30,821 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:17:30,822 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:17:30,824 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:17:30,826 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:17:30,826 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:17:30,826 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:17:30,826 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:17:30,827 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:17:30,827 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:17:30,830 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:17:30,830 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:17:30,830 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:17:30,831 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:17:30,831 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:17:30,831 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:17:30,831 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:17:30,831 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:17:30,832 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:17:30,833 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:17:30,833 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:17:30,837 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:17:30,837 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:17:30,839 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:17:30,839 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:17:30,839 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:17:30,840 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:17:30,840 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:17:30,840 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:17:30,840 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:17:30,841 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 -> cc36cf25a87dc4bd45d9274472e4b36e821bd00e [2019-11-26 17:17:31,212 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:17:31,243 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:17:31,248 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:17:31,251 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:17:31,252 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:17:31,253 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-26 17:17:31,358 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/87a6d636b/2f7c44276bb44b9492bdd4f9d111b972/FLAG9adc625c3 [2019-11-26 17:17:32,416 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:17:32,418 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-26 17:17:32,469 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/87a6d636b/2f7c44276bb44b9492bdd4f9d111b972/FLAG9adc625c3 [2019-11-26 17:17:32,881 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/87a6d636b/2f7c44276bb44b9492bdd4f9d111b972 [2019-11-26 17:17:32,886 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:17:32,888 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:17:32,896 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:32,896 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:17:32,902 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:17:32,903 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:32" (1/1) ... [2019-11-26 17:17:32,906 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10db85b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:32, skipping insertion in model container [2019-11-26 17:17:32,906 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:32" (1/1) ... [2019-11-26 17:17:32,913 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:17:33,119 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:17:34,943 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:34,972 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:17:35,797 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:35,853 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:17:35,857 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:35 WrapperNode [2019-11-26 17:17:35,858 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:35,859 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:35,859 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:17:35,859 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:17:35,875 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:35" (1/1) ... [2019-11-26 17:17:35,952 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:35" (1/1) ... [2019-11-26 17:17:36,127 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:36,129 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:17:36,129 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:17:36,129 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:17:36,144 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:35" (1/1) ... [2019-11-26 17:17:36,149 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:35" (1/1) ... [2019-11-26 17:17:36,186 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:35" (1/1) ... [2019-11-26 17:17:36,189 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:35" (1/1) ... [2019-11-26 17:17:36,290 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:35" (1/1) ... [2019-11-26 17:17:36,335 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:35" (1/1) ... [2019-11-26 17:17:36,362 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:35" (1/1) ... [2019-11-26 17:17:36,394 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:17:36,406 INFO L168 Benchmark]: Toolchain (without parser) took 3510.91 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 822.4 MB in the end (delta: 135.0 MB). Peak memory consumption was 135.0 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:36,406 INFO L168 Benchmark]: CDTParser took 0.23 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. [2019-11-26 17:17:36,408 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2962.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 856.8 MB in the end (delta: 100.6 MB). Peak memory consumption was 100.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:36,409 INFO L168 Benchmark]: Boogie Procedure Inliner took 270.13 ms. Allocated memory is still 1.0 GB. Free memory was 856.8 MB in the beginning and 839.6 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:36,414 INFO L168 Benchmark]: Boogie Preprocessor took 267.73 ms. Allocated memory is still 1.0 GB. Free memory was 839.6 MB in the beginning and 822.4 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:36,421 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 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 2962.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 856.8 MB in the end (delta: 100.6 MB). Peak memory consumption was 100.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 270.13 ms. Allocated memory is still 1.0 GB. Free memory was 856.8 MB in the beginning and 839.6 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 267.73 ms. Allocated memory is still 1.0 GB. Free memory was 839.6 MB in the beginning and 822.4 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...