./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.3.ufo.BOUNDED-6.pals.c.v+lhb-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.BOUNDED-6.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 3cd23d8d7f8a24c697b198cd1c3251057e3687da ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.BOUNDED-6.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 3cd23d8d7f8a24c697b198cd1c3251057e3687da ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 10:03:46,028 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:03:46,035 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:03:46,080 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:03:46,080 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:03:46,086 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:03:46,091 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:03:46,110 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:03:46,118 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:03:46,121 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:03:46,126 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:03:46,127 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:03:46,131 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:03:46,135 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:03:46,138 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:03:46,140 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:03:46,146 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:03:46,149 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:03:46,160 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:03:46,166 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:03:46,179 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:03:46,186 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:03:46,189 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:03:46,196 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:03:46,205 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:03:46,206 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:03:46,206 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:03:46,209 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:03:46,211 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:03:46,215 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:03:46,218 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:03:46,219 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:03:46,220 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:03:46,224 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:03:46,227 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:03:46,230 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:03:46,231 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:03:46,233 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:03:46,233 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:03:46,239 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:03:46,240 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:03:46,243 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:03:46,286 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:03:46,288 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:03:46,293 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:03:46,294 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:03:46,294 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:03:46,296 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:03:46,296 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:03:46,296 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:03:46,297 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:03:46,299 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:03:46,300 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:03:46,301 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:03:46,301 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:03:46,302 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:03:46,302 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:03:46,304 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:03:46,304 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:03:46,304 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:03:46,305 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:03:46,305 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:03:46,305 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:03:46,307 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:03:46,307 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:03:46,307 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:03:46,308 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:03:46,308 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:03:46,310 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:03:46,310 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:03:46,310 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 -> 3cd23d8d7f8a24c697b198cd1c3251057e3687da [2019-11-27 10:03:46,912 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:03:46,944 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:03:46,949 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:03:46,956 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:03:46,958 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:03:46,959 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.3.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c [2019-11-27 10:03:47,127 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b36c29937/e38cef5e83c44daa98c15a1ff28110f8/FLAG8d18c1a7a [2019-11-27 10:03:48,488 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:03:48,492 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.3.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c [2019-11-27 10:03:48,535 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b36c29937/e38cef5e83c44daa98c15a1ff28110f8/FLAG8d18c1a7a [2019-11-27 10:03:48,575 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b36c29937/e38cef5e83c44daa98c15a1ff28110f8 [2019-11-27 10:03:48,584 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:03:48,592 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:03:48,595 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:03:48,595 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:03:48,607 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:03:48,609 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:03:48" (1/1) ... [2019-11-27 10:03:48,616 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44395090 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:48, skipping insertion in model container [2019-11-27 10:03:48,617 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:03:48" (1/1) ... [2019-11-27 10:03:48,641 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:03:48,817 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:03:50,250 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:03:50,287 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:03:51,174 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:03:51,226 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:03:51,229 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:51 WrapperNode [2019-11-27 10:03:51,230 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:03:51,232 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:03:51,232 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:03:51,232 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:03:51,256 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:51" (1/1) ... [2019-11-27 10:03:51,315 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:51" (1/1) ... [2019-11-27 10:03:51,484 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:03:51,487 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:03:51,487 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:03:51,488 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:03:51,512 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:51" (1/1) ... [2019-11-27 10:03:51,513 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:51" (1/1) ... [2019-11-27 10:03:51,527 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:51" (1/1) ... [2019-11-27 10:03:51,529 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:51" (1/1) ... [2019-11-27 10:03:51,581 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:51" (1/1) ... [2019-11-27 10:03:51,631 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:51" (1/1) ... [2019-11-27 10:03:51,644 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:51" (1/1) ... [2019-11-27 10:03:51,667 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:03:51,676 INFO L168 Benchmark]: Toolchain (without parser) took 3084.12 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 962.2 MB in the end (delta: -515.0 kB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:03:51,681 INFO L168 Benchmark]: CDTParser took 1.34 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 10:03:51,684 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2636.33 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 973.7 MB in the end (delta: -12.0 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. [2019-11-27 10:03:51,689 INFO L168 Benchmark]: Boogie Procedure Inliner took 254.99 ms. Allocated memory is still 1.0 GB. Free memory was 973.7 MB in the beginning and 967.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:03:51,690 INFO L168 Benchmark]: Boogie Preprocessor took 183.14 ms. Allocated memory is still 1.0 GB. Free memory was 967.9 MB in the beginning and 962.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:03:51,702 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.34 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 2636.33 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 973.7 MB in the end (delta: -12.0 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 254.99 ms. Allocated memory is still 1.0 GB. Free memory was 973.7 MB in the beginning and 967.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 183.14 ms. Allocated memory is still 1.0 GB. Free memory was 967.9 MB in the beginning and 962.2 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 10:03:55,771 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:03:55,776 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:03:55,810 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:03:55,815 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:03:55,817 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:03:55,820 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:03:55,836 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:03:55,839 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:03:55,846 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:03:55,849 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:03:55,854 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:03:55,856 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:03:55,862 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:03:55,866 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:03:55,870 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:03:55,872 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:03:55,876 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:03:55,883 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:03:55,892 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:03:55,900 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:03:55,908 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:03:55,914 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:03:55,916 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:03:55,925 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:03:55,926 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:03:55,927 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:03:55,931 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:03:55,932 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:03:55,933 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:03:55,935 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:03:55,936 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:03:55,938 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:03:55,941 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:03:55,944 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:03:55,944 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:03:55,946 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:03:55,949 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:03:55,949 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:03:55,950 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:03:55,955 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:03:55,956 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:03:55,994 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:03:55,996 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:03:55,999 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:03:56,000 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:03:56,003 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:03:56,003 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:03:56,004 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:03:56,004 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:03:56,004 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:03:56,005 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:03:56,006 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:03:56,006 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:03:56,007 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:03:56,009 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:03:56,009 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:03:56,010 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:03:56,010 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:03:56,010 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:03:56,011 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:03:56,012 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:03:56,012 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:03:56,016 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:03:56,016 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:03:56,017 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:03:56,017 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:03:56,017 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:03:56,018 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:03:56,018 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:03:56,018 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:03:56,019 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:03:56,020 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 -> 3cd23d8d7f8a24c697b198cd1c3251057e3687da [2019-11-27 10:03:56,561 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:03:56,591 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:03:56,597 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:03:56,602 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:03:56,603 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:03:56,605 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.3.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c [2019-11-27 10:03:56,763 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d41326ba1/ef377b1d0f0a48cdbfd95c08fbceb0a7/FLAGec99aa9d1 [2019-11-27 10:03:58,112 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:03:58,113 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.3.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c [2019-11-27 10:03:58,160 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d41326ba1/ef377b1d0f0a48cdbfd95c08fbceb0a7/FLAGec99aa9d1 [2019-11-27 10:03:58,203 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d41326ba1/ef377b1d0f0a48cdbfd95c08fbceb0a7 [2019-11-27 10:03:58,219 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:03:58,224 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:03:58,226 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:03:58,227 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:03:58,236 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:03:58,238 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:03:58" (1/1) ... [2019-11-27 10:03:58,248 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5653cb7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:58, skipping insertion in model container [2019-11-27 10:03:58,248 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:03:58" (1/1) ... [2019-11-27 10:03:58,270 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:03:58,429 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:04:00,009 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:00,042 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:04:01,149 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:01,207 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:04:01,210 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:01 WrapperNode [2019-11-27 10:04:01,211 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:01,213 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:01,213 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:04:01,214 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:04:01,251 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 10:04:01,335 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 10:04:01,520 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:01,522 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:04:01,524 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:04:01,524 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:04:01,551 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 10:04:01,552 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 10:04:01,574 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 10:04:01,575 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 10:04:01,657 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 10:04:01,701 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 10:04:01,723 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 10:04:01,755 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:04:01,765 INFO L168 Benchmark]: Toolchain (without parser) took 3537.12 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 943.8 MB in the end (delta: 17.9 MB). Peak memory consumption was 18.0 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:01,773 INFO L168 Benchmark]: CDTParser took 2.92 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 10:04:01,774 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2984.94 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 955.3 MB in the end (delta: 6.4 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:01,775 INFO L168 Benchmark]: Boogie Procedure Inliner took 308.77 ms. Allocated memory is still 1.0 GB. Free memory was 955.3 MB in the beginning and 949.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:01,781 INFO L168 Benchmark]: Boogie Preprocessor took 234.00 ms. Allocated memory is still 1.0 GB. Free memory was 949.5 MB in the beginning and 943.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:01,793 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.92 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 2984.94 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 955.3 MB in the end (delta: 6.4 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 308.77 ms. Allocated memory is still 1.0 GB. Free memory was 955.3 MB in the beginning and 949.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 234.00 ms. Allocated memory is still 1.0 GB. Free memory was 949.5 MB in the beginning and 943.8 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...