./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.3.ufo.UNBOUNDED.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 ceb3fa542497c2465f97678fbd7f776152aca4fe .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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.3.3.ufo.UNBOUNDED.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 ceb3fa542497c2465f97678fbd7f776152aca4fe ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 10:03:49,591 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:03:49,599 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:03:49,636 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:03:49,639 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:03:49,644 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:03:49,650 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:03:49,665 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:03:49,675 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:03:49,680 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:03:49,684 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:03:49,691 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:03:49,691 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:03:49,697 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:03:49,700 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:03:49,702 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:03:49,709 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:03:49,710 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:03:49,719 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:03:49,723 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:03:49,734 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:03:49,742 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:03:49,744 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:03:49,748 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:03:49,758 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:03:49,759 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:03:49,759 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:03:49,764 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:03:49,765 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:03:49,766 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:03:49,768 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:03:49,772 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:03:49,773 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:03:49,777 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:03:49,782 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:03:49,782 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:03:49,784 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:03:49,786 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:03:49,786 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:03:49,787 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:03:49,793 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:03:49,794 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:03:49,858 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:03:49,858 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:03:49,865 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:03:49,867 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:03:49,867 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:03:49,869 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:03:49,869 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:03:49,870 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:03:49,870 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:03:49,872 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:03:49,874 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:03:49,874 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:03:49,875 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:03:49,876 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:03:49,876 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:03:49,879 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:03:49,882 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:03:49,882 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:03:49,883 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:03:49,883 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:03:49,883 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:03:49,884 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:03:49,884 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:03:49,886 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:03:49,887 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:03:49,887 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:03:49,887 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:03:49,889 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:03:49,890 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 -> ceb3fa542497c2465f97678fbd7f776152aca4fe [2019-11-27 10:03:50,498 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:03:50,527 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:03:50,540 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:03:50,544 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:03:50,545 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:03:50,547 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 10:03:50,714 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11acc31d4/ab29aaa7055e4446bc878d7d350dd2e6/FLAGd19b7590a [2019-11-27 10:03:51,943 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:03:51,946 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 10:03:51,976 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11acc31d4/ab29aaa7055e4446bc878d7d350dd2e6/FLAGd19b7590a [2019-11-27 10:03:52,018 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11acc31d4/ab29aaa7055e4446bc878d7d350dd2e6 [2019-11-27 10:03:52,026 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:03:52,030 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:03:52,038 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:03:52,038 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:03:52,046 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:03:52,050 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:03:52" (1/1) ... [2019-11-27 10:03:52,058 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b1bd386 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:52, skipping insertion in model container [2019-11-27 10:03:52,059 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:03:52" (1/1) ... [2019-11-27 10:03:52,079 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:03:52,195 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:03:53,031 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:03:53,069 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:03:53,292 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:03:53,339 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:03:53,340 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:53 WrapperNode [2019-11-27 10:03:53,340 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:03:53,342 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:03:53,342 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:03:53,343 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:03:53,361 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:53" (1/1) ... [2019-11-27 10:03:53,407 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:53" (1/1) ... [2019-11-27 10:03:53,516 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:03:53,519 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:03:53,519 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:03:53,520 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:03:53,539 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:53" (1/1) ... [2019-11-27 10:03:53,539 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:53" (1/1) ... [2019-11-27 10:03:53,552 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:53" (1/1) ... [2019-11-27 10:03:53,553 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:53" (1/1) ... [2019-11-27 10:03:53,584 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:53" (1/1) ... [2019-11-27 10:03:53,600 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:53" (1/1) ... [2019-11-27 10:03:53,609 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:53" (1/1) ... [2019-11-27 10:03:53,617 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:03:53,631 INFO L168 Benchmark]: Toolchain (without parser) took 1594.17 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 978.1 MB in the end (delta: -16.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:03:53,641 INFO L168 Benchmark]: CDTParser took 1.22 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:03:53,642 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1302.99 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 983.8 MB in the end (delta: -22.1 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-27 10:03:53,643 INFO L168 Benchmark]: Boogie Procedure Inliner took 176.56 ms. Allocated memory is still 1.0 GB. Free memory is still 983.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:03:53,645 INFO L168 Benchmark]: Boogie Preprocessor took 101.66 ms. Allocated memory is still 1.0 GB. Free memory was 983.8 MB in the beginning and 978.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:03:53,653 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.22 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 1302.99 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 983.8 MB in the end (delta: -22.1 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 176.56 ms. Allocated memory is still 1.0 GB. Free memory is still 983.8 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 101.66 ms. Allocated memory is still 1.0 GB. Free memory was 983.8 MB in the beginning and 978.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 10:03:57,630 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:03:57,638 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:03:57,672 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:03:57,673 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:03:57,677 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:03:57,682 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:03:57,699 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:03:57,702 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:03:57,708 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:03:57,714 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:03:57,717 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:03:57,721 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:03:57,725 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:03:57,727 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:03:57,731 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:03:57,737 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:03:57,741 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:03:57,747 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:03:57,755 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:03:57,763 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:03:57,768 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:03:57,773 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:03:57,777 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:03:57,785 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:03:57,786 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:03:57,786 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:03:57,790 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:03:57,793 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:03:57,795 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:03:57,795 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:03:57,798 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:03:57,799 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:03:57,800 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:03:57,805 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:03:57,809 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:03:57,810 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:03:57,811 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:03:57,811 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:03:57,814 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:03:57,817 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:03:57,819 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:03:57,864 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:03:57,866 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:03:57,871 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:03:57,878 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:03:57,878 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:03:57,879 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:03:57,879 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:03:57,879 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:03:57,880 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:03:57,880 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:03:57,881 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:03:57,883 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:03:57,883 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:03:57,885 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:03:57,886 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:03:57,886 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:03:57,886 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:03:57,887 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:03:57,888 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:03:57,888 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:03:57,891 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:03:57,891 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:03:57,892 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:03:57,893 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:03:57,893 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:03:57,894 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:03:57,895 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:03:57,895 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:03:57,898 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:03:57,898 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:03:57,900 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 -> ceb3fa542497c2465f97678fbd7f776152aca4fe [2019-11-27 10:03:58,466 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:03:58,498 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:03:58,505 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:03:58,512 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:03:58,512 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:03:58,514 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 10:03:58,684 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fbf006349/557ed4e38023477c9d421ed25e1f9f46/FLAGf6b912f88 [2019-11-27 10:03:59,868 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:03:59,870 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 10:03:59,900 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fbf006349/557ed4e38023477c9d421ed25e1f9f46/FLAGf6b912f88 [2019-11-27 10:03:59,941 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fbf006349/557ed4e38023477c9d421ed25e1f9f46 [2019-11-27 10:03:59,954 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:03:59,957 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:03:59,961 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:03:59,962 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:03:59,971 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:03:59,973 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:03:59" (1/1) ... [2019-11-27 10:03:59,981 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62d5e0b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:59, skipping insertion in model container [2019-11-27 10:03:59,982 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:03:59" (1/1) ... [2019-11-27 10:04:00,003 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:04:00,114 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:04:01,007 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:01,043 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:04:01,321 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:01,369 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:04:01,372 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:01 WrapperNode [2019-11-27 10:04:01,374 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:01,376 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:01,376 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:04:01,376 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:04:01,400 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:01" (1/1) ... [2019-11-27 10:04:01,453 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:01" (1/1) ... [2019-11-27 10:04:01,555 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:01,556 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:04:01,558 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:04:01,558 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:04:01,578 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:01" (1/1) ... [2019-11-27 10:04:01,578 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:01" (1/1) ... [2019-11-27 10:04:01,590 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:01" (1/1) ... [2019-11-27 10:04:01,592 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:01" (1/1) ... [2019-11-27 10:04:01,621 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:01" (1/1) ... [2019-11-27 10:04:01,640 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:01" (1/1) ... [2019-11-27 10:04:01,647 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:01" (1/1) ... [2019-11-27 10:04:01,664 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:04:01,668 INFO L168 Benchmark]: Toolchain (without parser) took 1711.33 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 978.4 MB in the end (delta: -16.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:04:01,672 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 10:04:01,674 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1413.13 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 984.1 MB in the end (delta: -22.4 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:01,675 INFO L168 Benchmark]: Boogie Procedure Inliner took 179.90 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. [2019-11-27 10:04:01,677 INFO L168 Benchmark]: Boogie Preprocessor took 108.52 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. [2019-11-27 10:04:01,687 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 1413.13 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 984.1 MB in the end (delta: -22.4 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 179.90 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 108.52 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...