./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.5.3.ufo.BOUNDED-10.pals.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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_floodmax.5.3.ufo.BOUNDED-10.pals.c.v+cfa-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 dffe484e32c0cdbed0e279c13a00d04b6d230226 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_floodmax.5.3.ufo.BOUNDED-10.pals.c.v+cfa-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 dffe484e32c0cdbed0e279c13a00d04b6d230226 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:26:19,526 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:26:19,532 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:26:19,566 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:26:19,567 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:26:19,571 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:26:19,574 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:26:19,592 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:26:19,597 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:26:19,600 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:26:19,606 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:26:19,613 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:26:19,614 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:26:19,622 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:26:19,624 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:26:19,631 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:26:19,633 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:26:19,637 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:26:19,644 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:26:19,653 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:26:19,660 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:26:19,664 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:26:19,670 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:26:19,672 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:26:19,680 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:26:19,681 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:26:19,681 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:26:19,687 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:26:19,688 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:26:19,689 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:26:19,692 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:26:19,693 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:26:19,695 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:26:19,699 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:26:19,703 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:26:19,704 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:26:19,705 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:26:19,708 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:26:19,708 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:26:19,710 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:26:19,714 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:26:19,715 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:26:19,754 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:26:19,756 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:26:19,760 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:26:19,760 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:26:19,762 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:26:19,762 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:26:19,762 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:26:19,763 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:26:19,764 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:26:19,764 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:26:19,765 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:26:19,767 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:26:19,767 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:26:19,768 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:26:19,768 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:26:19,770 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:26:19,770 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:26:19,770 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:26:19,771 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:26:19,771 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:26:19,771 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:26:19,773 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:26:19,773 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:26:19,773 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:26:19,775 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:26:19,775 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:26:19,775 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:26:19,776 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:26:19,778 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 -> dffe484e32c0cdbed0e279c13a00d04b6d230226 [2019-11-27 16:26:20,302 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:26:20,331 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:26:20,338 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:26:20,342 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:26:20,343 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:26:20,345 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.5.3.ufo.BOUNDED-10.pals.c.v+cfa-reducer.c [2019-11-27 16:26:20,503 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5a9a5fcf/4f51b8a534df4657b2dde73b4a0b9639/FLAG3538846f5 [2019-11-27 16:26:21,902 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:26:21,904 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.5.3.ufo.BOUNDED-10.pals.c.v+cfa-reducer.c [2019-11-27 16:26:21,952 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5a9a5fcf/4f51b8a534df4657b2dde73b4a0b9639/FLAG3538846f5 [2019-11-27 16:26:21,990 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5a9a5fcf/4f51b8a534df4657b2dde73b4a0b9639 [2019-11-27 16:26:21,998 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:26:22,001 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:26:22,006 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:26:22,008 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:26:22,014 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:26:22,017 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:26:21" (1/1) ... [2019-11-27 16:26:22,026 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d9f348c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:22, skipping insertion in model container [2019-11-27 16:26:22,027 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:26:21" (1/1) ... [2019-11-27 16:26:22,047 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:26:22,233 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:26:23,729 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:26:23,777 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:26:24,227 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:26:24,294 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:26:24,296 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:24 WrapperNode [2019-11-27 16:26:24,296 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:26:24,299 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:26:24,300 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:26:24,300 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:26:24,323 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:24" (1/1) ... [2019-11-27 16:26:24,393 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:24" (1/1) ... [2019-11-27 16:26:24,573 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:26:24,575 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:26:24,576 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:26:24,576 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:26:24,604 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:24" (1/1) ... [2019-11-27 16:26:24,608 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:24" (1/1) ... [2019-11-27 16:26:24,628 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:24" (1/1) ... [2019-11-27 16:26:24,630 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:24" (1/1) ... [2019-11-27 16:26:24,706 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:24" (1/1) ... [2019-11-27 16:26:24,767 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:24" (1/1) ... [2019-11-27 16:26:24,781 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:24" (1/1) ... [2019-11-27 16:26:24,812 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:26:24,820 INFO L168 Benchmark]: Toolchain (without parser) took 2813.86 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 938.9 MB in the end (delta: 17.1 MB). Peak memory consumption was 17.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:24,822 INFO L168 Benchmark]: CDTParser took 0.43 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 16:26:24,826 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2292.82 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 956.1 MB in the end (delta: -106.5 kB). Peak memory consumption was 32.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:24,828 INFO L168 Benchmark]: Boogie Procedure Inliner took 275.40 ms. Allocated memory is still 1.0 GB. Free memory was 956.1 MB in the beginning and 944.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:24,833 INFO L168 Benchmark]: Boogie Preprocessor took 237.19 ms. Allocated memory is still 1.0 GB. Free memory was 944.6 MB in the beginning and 938.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:24,844 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 2292.82 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 956.1 MB in the end (delta: -106.5 kB). Peak memory consumption was 32.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 275.40 ms. Allocated memory is still 1.0 GB. Free memory was 956.1 MB in the beginning and 944.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 237.19 ms. Allocated memory is still 1.0 GB. Free memory was 944.6 MB in the beginning and 938.9 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... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:26:28,696 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:26:28,703 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:26:28,739 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:26:28,740 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:26:28,741 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:26:28,746 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:26:28,758 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:26:28,767 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:26:28,774 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:26:28,776 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:26:28,778 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:26:28,782 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:26:28,784 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:26:28,786 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:26:28,790 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:26:28,792 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:26:28,794 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:26:28,799 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:26:28,806 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:26:28,812 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:26:28,819 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:26:28,821 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:26:28,826 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:26:28,835 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:26:28,835 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:26:28,836 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:26:28,840 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:26:28,840 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:26:28,841 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:26:28,843 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:26:28,847 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:26:28,847 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:26:28,849 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:26:28,852 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:26:28,854 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:26:28,855 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:26:28,857 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:26:28,857 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:26:28,858 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:26:28,863 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:26:28,864 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:26:28,910 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:26:28,922 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:26:28,923 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:26:28,928 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:26:28,928 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:26:28,928 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:26:28,929 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:26:28,929 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:26:28,929 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:26:28,930 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:26:28,934 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:26:28,934 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:26:28,935 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:26:28,935 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:26:28,936 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:26:28,936 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:26:28,936 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:26:28,936 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:26:28,937 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:26:28,937 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:26:28,937 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:26:28,940 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:26:28,940 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:26:28,941 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:26:28,941 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:26:28,942 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:26:28,942 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:26:28,942 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:26:28,945 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:26:28,945 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:26:28,947 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 -> dffe484e32c0cdbed0e279c13a00d04b6d230226 [2019-11-27 16:26:29,591 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:26:29,624 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:26:29,627 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:26:29,635 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:26:29,635 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:26:29,638 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.5.3.ufo.BOUNDED-10.pals.c.v+cfa-reducer.c [2019-11-27 16:26:29,790 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6880aadef/8a39ddc359334d16ada667d0ff870512/FLAGf4529d4a7 [2019-11-27 16:26:31,197 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:26:31,198 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.5.3.ufo.BOUNDED-10.pals.c.v+cfa-reducer.c [2019-11-27 16:26:31,247 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6880aadef/8a39ddc359334d16ada667d0ff870512/FLAGf4529d4a7 [2019-11-27 16:26:31,287 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6880aadef/8a39ddc359334d16ada667d0ff870512 [2019-11-27 16:26:31,293 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:26:31,296 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:26:31,303 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:26:31,303 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:26:31,306 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:26:31,309 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:26:31" (1/1) ... [2019-11-27 16:26:31,318 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13295c89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:31, skipping insertion in model container [2019-11-27 16:26:31,318 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:26:31" (1/1) ... [2019-11-27 16:26:31,336 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:26:31,508 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:26:33,228 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:26:33,268 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:26:34,153 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:26:34,246 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:26:34,250 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:34 WrapperNode [2019-11-27 16:26:34,251 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:26:34,252 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:26:34,252 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:26:34,255 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:26:34,276 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:34" (1/1) ... [2019-11-27 16:26:34,371 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:34" (1/1) ... [2019-11-27 16:26:34,529 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:26:34,532 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:26:34,533 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:26:34,533 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:26:34,554 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:34" (1/1) ... [2019-11-27 16:26:34,558 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:34" (1/1) ... [2019-11-27 16:26:34,578 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:34" (1/1) ... [2019-11-27 16:26:34,579 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:34" (1/1) ... [2019-11-27 16:26:34,657 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:34" (1/1) ... [2019-11-27 16:26:34,712 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:34" (1/1) ... [2019-11-27 16:26:34,732 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:34" (1/1) ... [2019-11-27 16:26:34,767 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:26:34,777 INFO L168 Benchmark]: Toolchain (without parser) took 3473.70 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 921.8 MB in the end (delta: 34.2 MB). Peak memory consumption was 34.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:34,778 INFO L168 Benchmark]: CDTParser took 0.38 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 16:26:34,783 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2948.45 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 938.9 MB in the end (delta: 17.0 MB). Peak memory consumption was 32.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:34,784 INFO L168 Benchmark]: Boogie Procedure Inliner took 279.83 ms. Allocated memory is still 1.0 GB. Free memory was 938.9 MB in the beginning and 927.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:34,788 INFO L168 Benchmark]: Boogie Preprocessor took 234.83 ms. Allocated memory is still 1.0 GB. Free memory was 927.5 MB in the beginning and 921.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:34,798 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 2948.45 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 938.9 MB in the end (delta: 17.0 MB). Peak memory consumption was 32.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 279.83 ms. Allocated memory is still 1.0 GB. Free memory was 938.9 MB in the beginning and 927.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 234.83 ms. Allocated memory is still 1.0 GB. Free memory was 927.5 MB in the beginning and 921.8 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...