./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8b34309b7a5346afc460c431518df446624b3b64 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.4.3.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8b34309b7a5346afc460c431518df446624b3b64 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:16:33,694 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:16:33,698 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:16:33,728 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:16:33,730 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:16:33,733 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:16:33,744 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:16:33,760 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:16:33,763 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:16:33,771 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:16:33,773 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:16:33,778 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:16:33,779 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:16:33,785 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:16:33,787 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:16:33,794 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:16:33,796 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:16:33,800 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:16:33,802 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:16:33,810 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:16:33,818 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:16:33,823 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:16:33,829 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:16:33,831 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:16:33,840 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:16:33,841 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:16:33,843 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:16:33,845 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:16:33,848 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:16:33,850 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:16:33,850 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:16:33,853 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:16:33,854 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:16:33,856 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:16:33,861 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:16:33,861 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:16:33,865 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:16:33,865 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:16:33,866 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:16:33,870 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:16:33,872 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:16:33,873 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:16:33,910 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:16:33,912 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:16:33,918 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:16:33,918 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:16:33,919 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:16:33,919 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:16:33,919 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:16:33,920 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:16:33,920 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:16:33,922 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:16:33,923 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:16:33,924 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:16:33,924 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:16:33,925 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:16:33,928 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:16:33,928 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:16:33,928 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:16:33,929 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:16:33,929 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:16:33,929 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:16:33,930 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:16:33,930 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:16:33,930 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:16:33,930 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:16:33,931 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:16:33,931 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:16:33,933 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:16:33,933 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:16:33,933 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 -> 8b34309b7a5346afc460c431518df446624b3b64 [2019-11-26 17:16:34,585 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:16:34,613 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:16:34,616 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:16:34,622 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:16:34,624 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:16:34,625 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-26 17:16:34,776 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e67dfca96/5fabc9b53aa840099dd9dceab594372d/FLAG2cc9cb6e8 [2019-11-26 17:16:36,176 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:16:36,180 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-26 17:16:36,239 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e67dfca96/5fabc9b53aa840099dd9dceab594372d/FLAG2cc9cb6e8 [2019-11-26 17:16:36,489 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e67dfca96/5fabc9b53aa840099dd9dceab594372d [2019-11-26 17:16:36,493 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:16:36,496 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:16:36,505 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:16:36,506 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:16:36,510 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:16:36,511 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:16:36" (1/1) ... [2019-11-26 17:16:36,515 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1798a1d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:36, skipping insertion in model container [2019-11-26 17:16:36,515 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:16:36" (1/1) ... [2019-11-26 17:16:36,539 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:16:36,848 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:16:39,931 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:16:39,971 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:16:41,739 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:16:41,800 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:16:41,801 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:41 WrapperNode [2019-11-26 17:16:41,804 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:16:41,805 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:16:41,805 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:16:41,805 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:16:41,827 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:41" (1/1) ... [2019-11-26 17:16:41,898 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:41" (1/1) ... [2019-11-26 17:16:42,107 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:16:42,109 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:16:42,109 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:16:42,109 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:16:42,132 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:41" (1/1) ... [2019-11-26 17:16:42,138 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:41" (1/1) ... [2019-11-26 17:16:42,162 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:41" (1/1) ... [2019-11-26 17:16:42,162 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:41" (1/1) ... [2019-11-26 17:16:42,264 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:41" (1/1) ... [2019-11-26 17:16:42,324 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:41" (1/1) ... [2019-11-26 17:16:42,343 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:41" (1/1) ... [2019-11-26 17:16:42,376 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:16:42,387 INFO L168 Benchmark]: Toolchain (without parser) took 5886.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 920.7 MB in the end (delta: 38.1 MB). Peak memory consumption was 38.2 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:42,390 INFO L168 Benchmark]: CDTParser took 1.48 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:16:42,392 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5299.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 943.7 MB in the end (delta: 15.2 MB). Peak memory consumption was 39.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:42,395 INFO L168 Benchmark]: Boogie Procedure Inliner took 303.53 ms. Allocated memory is still 1.0 GB. Free memory was 943.7 MB in the beginning and 932.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:42,400 INFO L168 Benchmark]: Boogie Preprocessor took 269.92 ms. Allocated memory is still 1.0 GB. Free memory was 932.2 MB in the beginning and 920.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:42,408 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.48 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 5299.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 943.7 MB in the end (delta: 15.2 MB). Peak memory consumption was 39.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 303.53 ms. Allocated memory is still 1.0 GB. Free memory was 943.7 MB in the beginning and 932.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 269.92 ms. Allocated memory is still 1.0 GB. Free memory was 932.2 MB in the beginning and 920.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:16:46,241 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:16:46,243 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:16:46,267 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:16:46,269 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:16:46,285 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:16:46,288 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:16:46,305 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:16:46,308 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:16:46,315 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:16:46,317 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:16:46,322 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:16:46,325 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:16:46,329 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:16:46,332 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:16:46,336 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:16:46,339 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:16:46,345 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:16:46,350 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:16:46,359 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:16:46,367 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:16:46,371 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:16:46,377 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:16:46,379 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:16:46,386 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:16:46,388 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:16:46,388 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:16:46,392 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:16:46,393 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:16:46,397 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:16:46,397 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:16:46,398 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:16:46,399 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:16:46,402 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:16:46,404 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:16:46,404 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:16:46,407 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:16:46,408 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:16:46,408 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:16:46,413 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:16:46,415 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:16:46,416 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:16:46,457 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:16:46,458 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:16:46,461 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:16:46,462 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:16:46,464 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:16:46,464 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:16:46,466 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:16:46,466 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:16:46,466 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:16:46,467 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:16:46,471 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:16:46,471 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:16:46,472 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:16:46,472 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:16:46,473 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:16:46,473 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:16:46,473 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:16:46,473 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:16:46,474 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:16:46,474 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:16:46,474 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:16:46,477 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:16:46,477 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:16:46,478 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:16:46,478 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:16:46,478 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:16:46,478 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:16:46,479 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:16:46,480 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:16:46,480 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:16:46,483 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 -> 8b34309b7a5346afc460c431518df446624b3b64 [2019-11-26 17:16:47,064 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:16:47,092 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:16:47,096 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:16:47,102 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:16:47,105 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:16:47,107 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-26 17:16:47,260 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b21865c6/1d6404be303641d5984b9b81f6274f34/FLAGd12023f75 [2019-11-26 17:16:48,626 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:16:48,630 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-26 17:16:48,684 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b21865c6/1d6404be303641d5984b9b81f6274f34/FLAGd12023f75 [2019-11-26 17:16:48,889 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b21865c6/1d6404be303641d5984b9b81f6274f34 [2019-11-26 17:16:48,895 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:16:48,897 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:16:48,910 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:16:48,910 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:16:48,918 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:16:48,919 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:16:48" (1/1) ... [2019-11-26 17:16:48,923 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@182ffbb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:48, skipping insertion in model container [2019-11-26 17:16:48,924 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:16:48" (1/1) ... [2019-11-26 17:16:48,938 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:16:49,237 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:16:52,737 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:16:52,774 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:16:54,755 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:16:54,818 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:16:54,819 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:54 WrapperNode [2019-11-26 17:16:54,821 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:16:54,822 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:16:54,824 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:16:54,824 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:16:54,850 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:54" (1/1) ... [2019-11-26 17:16:54,955 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:54" (1/1) ... [2019-11-26 17:16:55,167 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:16:55,168 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:16:55,170 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:16:55,170 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:16:55,194 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:54" (1/1) ... [2019-11-26 17:16:55,196 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:54" (1/1) ... [2019-11-26 17:16:55,228 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:54" (1/1) ... [2019-11-26 17:16:55,228 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:54" (1/1) ... [2019-11-26 17:16:55,344 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:54" (1/1) ... [2019-11-26 17:16:55,430 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:54" (1/1) ... [2019-11-26 17:16:55,458 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:54" (1/1) ... [2019-11-26 17:16:55,487 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:16:55,496 INFO L168 Benchmark]: Toolchain (without parser) took 6593.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 868.2 MB in the end (delta: 92.0 MB). Peak memory consumption was 92.1 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:55,498 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:16:55,501 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5911.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 892.6 MB in the end (delta: 67.7 MB). Peak memory consumption was 67.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:55,503 INFO L168 Benchmark]: Boogie Procedure Inliner took 346.02 ms. Allocated memory is still 1.0 GB. Free memory was 892.6 MB in the beginning and 881.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:55,509 INFO L168 Benchmark]: Boogie Preprocessor took 319.62 ms. Allocated memory is still 1.0 GB. Free memory was 881.1 MB in the beginning and 868.2 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:55,518 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 5911.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 892.6 MB in the end (delta: 67.7 MB). Peak memory consumption was 67.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 346.02 ms. Allocated memory is still 1.0 GB. Free memory was 892.6 MB in the beginning and 881.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 319.62 ms. Allocated memory is still 1.0 GB. Free memory was 881.1 MB in the beginning and 868.2 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...