./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_floodmax.3.ufo.UNBOUNDED.pals.c --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/seq-mthreaded/pals_floodmax.3.ufo.UNBOUNDED.pals.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 dae73ee410edb4aa87e7568ba3394183d9f7ff3c ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/pals_floodmax.3.ufo.UNBOUNDED.pals.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 dae73ee410edb4aa87e7568ba3394183d9f7ff3c ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 21:19:20,590 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:19:20,593 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:19:20,615 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:19:20,617 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:19:20,618 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:19:20,621 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:19:20,648 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:19:20,653 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:19:20,658 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:19:20,659 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:19:20,665 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:19:20,668 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:19:20,673 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:19:20,676 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:19:20,682 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:19:20,684 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:19:20,689 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:19:20,692 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:19:20,702 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:19:20,709 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:19:20,716 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:19:20,718 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:19:20,722 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:19:20,729 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:19:20,732 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:19:20,732 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:19:20,736 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:19:20,740 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:19:20,741 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:19:20,742 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:19:20,742 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:19:20,746 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:19:20,747 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:19:20,751 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:19:20,752 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:19:20,755 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:19:20,756 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:19:20,756 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:19:20,757 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:19:20,760 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:19:20,764 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:19:20,801 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:19:20,803 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:19:20,807 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:19:20,807 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:19:20,809 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:19:20,809 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:19:20,809 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:19:20,810 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:19:20,812 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:19:20,812 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:19:20,813 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:19:20,814 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:19:20,814 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:19:20,815 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:19:20,815 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:19:20,817 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:19:20,817 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:19:20,817 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:19:20,818 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:19:20,818 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:19:20,818 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:19:20,820 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:19:20,820 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:19:20,820 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:19:20,821 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:19:20,821 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:19:20,823 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:19:20,823 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:19:20,823 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:19:20,823 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 -> dae73ee410edb4aa87e7568ba3394183d9f7ff3c [2019-11-24 21:19:21,328 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:19:21,365 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:19:21,371 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:19:21,374 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:19:21,376 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:19:21,379 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_floodmax.3.ufo.UNBOUNDED.pals.c [2019-11-24 21:19:21,542 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b4f2feac/c537f2ba85f748b8b6f762df743c73c9/FLAG931aff805 [2019-11-24 21:19:22,690 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:19:22,695 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_floodmax.3.ufo.UNBOUNDED.pals.c [2019-11-24 21:19:22,727 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b4f2feac/c537f2ba85f748b8b6f762df743c73c9/FLAG931aff805 [2019-11-24 21:19:22,769 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b4f2feac/c537f2ba85f748b8b6f762df743c73c9 [2019-11-24 21:19:22,776 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:19:22,780 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:19:22,788 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:19:22,788 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:19:22,795 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:19:22,796 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:19:22" (1/1) ... [2019-11-24 21:19:22,807 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f9a9c64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:22, skipping insertion in model container [2019-11-24 21:19:22,807 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:19:22" (1/1) ... [2019-11-24 21:19:22,825 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:19:22,928 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:19:23,645 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:19:23,675 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:19:23,865 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:19:23,901 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:19:23,903 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:23 WrapperNode [2019-11-24 21:19:23,904 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:19:23,905 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:19:23,906 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:19:23,906 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:19:23,920 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:23" (1/1) ... [2019-11-24 21:19:23,961 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:23" (1/1) ... [2019-11-24 21:19:24,044 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:19:24,045 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:19:24,046 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:19:24,046 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:19:24,065 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:23" (1/1) ... [2019-11-24 21:19:24,066 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:23" (1/1) ... [2019-11-24 21:19:24,075 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:23" (1/1) ... [2019-11-24 21:19:24,077 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:23" (1/1) ... [2019-11-24 21:19:24,105 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:23" (1/1) ... [2019-11-24 21:19:24,141 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:23" (1/1) ... [2019-11-24 21:19:24,149 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:23" (1/1) ... [2019-11-24 21:19:24,162 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:19:24,180 INFO L168 Benchmark]: Toolchain (without parser) took 1384.38 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 983.9 MB in the end (delta: -22.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:19:24,181 INFO L168 Benchmark]: CDTParser took 1.05 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 21:19:24,185 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1116.36 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 989.6 MB in the end (delta: -27.9 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-24 21:19:24,186 INFO L168 Benchmark]: Boogie Procedure Inliner took 138.86 ms. Allocated memory is still 1.0 GB. Free memory was 989.6 MB in the beginning and 983.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:19:24,189 INFO L168 Benchmark]: Boogie Preprocessor took 117.45 ms. Allocated memory is still 1.0 GB. Free memory is still 983.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:19:24,201 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.05 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 1116.36 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 989.6 MB in the end (delta: -27.9 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 138.86 ms. Allocated memory is still 1.0 GB. Free memory was 989.6 MB in the beginning and 983.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 117.45 ms. Allocated memory is still 1.0 GB. Free memory is still 983.9 MB. There was no memory consumed. 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 21:19:28,003 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:19:28,010 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:19:28,042 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:19:28,043 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:19:28,045 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:19:28,050 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:19:28,065 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:19:28,070 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:19:28,077 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:19:28,079 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:19:28,083 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:19:28,085 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:19:28,091 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:19:28,095 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:19:28,099 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:19:28,102 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:19:28,108 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:19:28,115 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:19:28,121 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:19:28,130 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:19:28,133 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:19:28,138 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:19:28,143 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:19:28,152 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:19:28,152 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:19:28,153 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:19:28,158 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:19:28,159 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:19:28,160 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:19:28,160 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:19:28,161 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:19:28,166 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:19:28,168 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:19:28,169 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:19:28,170 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:19:28,172 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:19:28,172 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:19:28,174 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:19:28,177 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:19:28,180 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:19:28,181 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:19:28,220 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:19:28,223 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:19:28,225 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:19:28,230 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:19:28,230 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:19:28,231 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:19:28,231 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:19:28,231 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:19:28,232 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:19:28,232 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:19:28,233 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:19:28,234 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:19:28,234 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:19:28,234 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:19:28,235 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:19:28,235 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:19:28,235 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:19:28,235 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:19:28,236 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:19:28,237 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:19:28,237 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:19:28,237 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:19:28,239 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:19:28,240 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:19:28,240 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:19:28,240 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:19:28,242 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:19:28,242 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:19:28,242 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:19:28,243 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:19:28,246 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:19:28,246 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 -> dae73ee410edb4aa87e7568ba3394183d9f7ff3c [2019-11-24 21:19:28,797 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:19:28,826 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:19:28,830 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:19:28,835 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:19:28,839 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:19:28,840 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_floodmax.3.ufo.UNBOUNDED.pals.c [2019-11-24 21:19:28,989 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f41df9d1b/30b845e522234c22a81dfcd92c09acbd/FLAGd81fb2bb5 [2019-11-24 21:19:30,129 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:19:30,133 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_floodmax.3.ufo.UNBOUNDED.pals.c [2019-11-24 21:19:30,164 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f41df9d1b/30b845e522234c22a81dfcd92c09acbd/FLAGd81fb2bb5 [2019-11-24 21:19:30,205 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f41df9d1b/30b845e522234c22a81dfcd92c09acbd [2019-11-24 21:19:30,214 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:19:30,215 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:19:30,219 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:19:30,221 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:19:30,226 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:19:30,229 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:19:30" (1/1) ... [2019-11-24 21:19:30,235 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f9a9c64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:30, skipping insertion in model container [2019-11-24 21:19:30,235 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:19:30" (1/1) ... [2019-11-24 21:19:30,246 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:19:30,358 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:19:31,100 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:19:31,146 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:19:31,368 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:19:31,402 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:19:31,403 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:31 WrapperNode [2019-11-24 21:19:31,404 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:19:31,406 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:19:31,406 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:19:31,408 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:19:31,417 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:31" (1/1) ... [2019-11-24 21:19:31,453 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:31" (1/1) ... [2019-11-24 21:19:31,536 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:19:31,539 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:19:31,550 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:19:31,550 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:19:31,568 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:31" (1/1) ... [2019-11-24 21:19:31,572 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:31" (1/1) ... [2019-11-24 21:19:31,583 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:31" (1/1) ... [2019-11-24 21:19:31,585 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:31" (1/1) ... [2019-11-24 21:19:31,615 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:31" (1/1) ... [2019-11-24 21:19:31,644 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:31" (1/1) ... [2019-11-24 21:19:31,655 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:31" (1/1) ... [2019-11-24 21:19:31,664 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:19:31,675 INFO L168 Benchmark]: Toolchain (without parser) took 1455.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.4 MB in the end (delta: -11.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:19:31,681 INFO L168 Benchmark]: CDTParser took 2.76 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. [2019-11-24 21:19:31,682 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1185.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 984.1 MB in the end (delta: -16.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-24 21:19:31,683 INFO L168 Benchmark]: Boogie Procedure Inliner took 133.39 ms. Allocated memory is still 1.0 GB. Free memory was 984.1 MB in the beginning and 978.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:19:31,685 INFO L168 Benchmark]: Boogie Preprocessor took 128.62 ms. Allocated memory is still 1.0 GB. Free memory is still 978.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:19:31,699 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.76 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 1185.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 984.1 MB in the end (delta: -16.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 133.39 ms. Allocated memory is still 1.0 GB. Free memory was 984.1 MB in the beginning and 978.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 128.62 ms. Allocated memory is still 1.0 GB. Free memory is still 978.4 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...