./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.2.ufo.BOUNDED-8.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.4.2.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 e655aac32fcad2efa5263287583bcd7f2ec2603e ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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.4.2.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 e655aac32fcad2efa5263287583bcd7f2ec2603e ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 10:04:11,156 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:04:11,163 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:04:11,200 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:04:11,202 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:04:11,206 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:04:11,209 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:04:11,226 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:04:11,230 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:04:11,237 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:04:11,239 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:04:11,245 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:04:11,245 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:04:11,251 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:04:11,259 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:04:11,261 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:04:11,266 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:04:11,271 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:04:11,278 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:04:11,286 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:04:11,295 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:04:11,304 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:04:11,306 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:04:11,311 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:04:11,322 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:04:11,323 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:04:11,323 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:04:11,326 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:04:11,326 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:04:11,329 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:04:11,331 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:04:11,334 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:04:11,335 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:04:11,339 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:04:11,343 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:04:11,344 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:04:11,345 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:04:11,348 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:04:11,348 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:04:11,350 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:04:11,354 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:04:11,355 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:04:11,398 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:04:11,400 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:04:11,405 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:04:11,407 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:04:11,407 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:04:11,408 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:04:11,409 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:04:11,409 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:04:11,409 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:04:11,412 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:04:11,413 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:04:11,414 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:04:11,414 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:04:11,415 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:04:11,415 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:04:11,415 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:04:11,417 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:04:11,417 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:04:11,418 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:04:11,420 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:04:11,420 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:04:11,420 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:04:11,421 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:04:11,421 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:04:11,422 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:04:11,423 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:04:11,423 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:04:11,423 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:04:11,426 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 -> e655aac32fcad2efa5263287583bcd7f2ec2603e [2019-11-27 10:04:12,061 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:04:12,088 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:04:12,096 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:04:12,099 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:04:12,103 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:04:12,104 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.2.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-27 10:04:12,295 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54dfd08c1/b3714e2676714bea9339acdbac4597b9/FLAGe44af1949 [2019-11-27 10:04:13,765 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:04:13,771 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.2.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-27 10:04:13,810 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54dfd08c1/b3714e2676714bea9339acdbac4597b9/FLAGe44af1949 [2019-11-27 10:04:13,855 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54dfd08c1/b3714e2676714bea9339acdbac4597b9 [2019-11-27 10:04:13,864 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:04:13,866 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:04:13,870 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:13,873 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:04:13,883 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:04:13,884 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:13" (1/1) ... [2019-11-27 10:04:13,896 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@218e5f0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:13, skipping insertion in model container [2019-11-27 10:04:13,896 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:13" (1/1) ... [2019-11-27 10:04:13,917 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:04:14,118 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:04:15,528 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:15,557 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:04:16,264 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:16,317 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:04:16,318 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:16 WrapperNode [2019-11-27 10:04:16,319 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:16,322 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:16,326 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:04:16,326 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:04:16,346 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:16" (1/1) ... [2019-11-27 10:04:16,413 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:16" (1/1) ... [2019-11-27 10:04:16,612 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:16,614 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:04:16,615 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:04:16,615 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:04:16,638 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:16" (1/1) ... [2019-11-27 10:04:16,638 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:16" (1/1) ... [2019-11-27 10:04:16,660 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:16" (1/1) ... [2019-11-27 10:04:16,660 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:16" (1/1) ... [2019-11-27 10:04:16,748 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:16" (1/1) ... [2019-11-27 10:04:16,805 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:16" (1/1) ... [2019-11-27 10:04:16,830 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:16" (1/1) ... [2019-11-27 10:04:16,857 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:04:16,869 INFO L168 Benchmark]: Toolchain (without parser) took 2997.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 950.2 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.1 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:16,871 INFO L168 Benchmark]: CDTParser took 0.30 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 10:04:16,874 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2449.32 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 961.7 MB in the end (delta: -1.4 MB). Peak memory consumption was 38.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:16,875 INFO L168 Benchmark]: Boogie Procedure Inliner took 291.82 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 956.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:16,880 INFO L168 Benchmark]: Boogie Preprocessor took 246.55 ms. Allocated memory is still 1.0 GB. Free memory was 956.0 MB in the beginning and 950.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:16,892 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 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 2449.32 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 961.7 MB in the end (delta: -1.4 MB). Peak memory consumption was 38.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 291.82 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 956.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 246.55 ms. Allocated memory is still 1.0 GB. Free memory was 956.0 MB in the beginning and 950.2 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 10:04:20,856 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:04:20,863 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:04:20,901 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:04:20,905 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:04:20,908 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:04:20,911 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:04:20,929 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:04:20,933 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:04:20,939 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:04:20,943 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:04:20,946 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:04:20,949 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:04:20,954 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:04:20,958 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:04:20,962 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:04:20,970 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:04:20,973 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:04:20,977 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:04:20,989 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:04:20,996 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:04:21,005 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:04:21,010 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:04:21,012 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:04:21,021 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:04:21,022 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:04:21,024 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:04:21,027 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:04:21,029 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:04:21,033 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:04:21,035 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:04:21,036 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:04:21,038 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:04:21,042 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:04:21,045 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:04:21,047 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:04:21,050 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:04:21,052 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:04:21,052 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:04:21,053 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:04:21,057 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:04:21,058 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:04:21,099 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:04:21,101 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:04:21,105 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:04:21,105 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:04:21,107 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:04:21,107 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:04:21,107 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:04:21,108 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:04:21,110 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:04:21,110 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:04:21,112 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:04:21,112 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:04:21,112 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:04:21,115 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:04:21,116 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:04:21,116 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:04:21,116 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:04:21,117 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:04:21,117 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:04:21,117 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:04:21,118 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:04:21,121 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:04:21,121 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:04:21,122 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:04:21,122 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:04:21,123 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:04:21,123 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:04:21,123 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:04:21,123 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:04:21,124 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:04:21,125 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 -> e655aac32fcad2efa5263287583bcd7f2ec2603e [2019-11-27 10:04:21,672 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:04:21,711 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:04:21,721 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:04:21,726 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:04:21,729 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:04:21,731 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.2.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-27 10:04:21,888 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6608d9a95/9dfeaddbd59c486a9f918b1afdf98bb1/FLAG88fe079d7 [2019-11-27 10:04:23,231 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:04:23,234 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.2.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-27 10:04:23,276 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6608d9a95/9dfeaddbd59c486a9f918b1afdf98bb1/FLAG88fe079d7 [2019-11-27 10:04:23,318 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6608d9a95/9dfeaddbd59c486a9f918b1afdf98bb1 [2019-11-27 10:04:23,326 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:04:23,328 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:04:23,330 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:23,336 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:04:23,342 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:04:23,345 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:23" (1/1) ... [2019-11-27 10:04:23,354 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 10:04:23, skipping insertion in model container [2019-11-27 10:04:23,355 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:23" (1/1) ... [2019-11-27 10:04:23,375 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:04:23,574 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:04:25,582 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:25,615 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:04:26,709 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:26,760 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:04:26,765 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:26 WrapperNode [2019-11-27 10:04:26,766 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:26,767 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:26,767 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:04:26,768 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:04:26,787 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:26" (1/1) ... [2019-11-27 10:04:26,870 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:26" (1/1) ... [2019-11-27 10:04:27,016 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:27,017 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:04:27,017 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:04:27,018 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:04:27,040 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:26" (1/1) ... [2019-11-27 10:04:27,042 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:26" (1/1) ... [2019-11-27 10:04:27,064 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:26" (1/1) ... [2019-11-27 10:04:27,067 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:26" (1/1) ... [2019-11-27 10:04:27,153 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:26" (1/1) ... [2019-11-27 10:04:27,216 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:26" (1/1) ... [2019-11-27 10:04:27,235 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:26" (1/1) ... [2019-11-27 10:04:27,262 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:04:27,272 INFO L168 Benchmark]: Toolchain (without parser) took 3940.75 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 920.5 MB in the end (delta: 41.2 MB). Peak memory consumption was 41.3 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:27,273 INFO L168 Benchmark]: CDTParser took 0.39 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 10:04:27,277 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3436.82 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 937.7 MB in the end (delta: 24.0 MB). Peak memory consumption was 32.6 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:27,279 INFO L168 Benchmark]: Boogie Procedure Inliner took 249.81 ms. Allocated memory is still 1.0 GB. Free memory was 937.7 MB in the beginning and 926.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:27,285 INFO L168 Benchmark]: Boogie Preprocessor took 245.63 ms. Allocated memory is still 1.0 GB. Free memory was 926.2 MB in the beginning and 920.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:27,295 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 3436.82 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 937.7 MB in the end (delta: 24.0 MB). Peak memory consumption was 32.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 249.81 ms. Allocated memory is still 1.0 GB. Free memory was 937.7 MB in the beginning and 926.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 245.63 ms. Allocated memory is still 1.0 GB. Free memory was 926.2 MB in the beginning and 920.5 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...