./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.1.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.1.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 985993c3b4019115ddec1a8d533a3cc2f31c781d ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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.3.1.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 985993c3b4019115ddec1a8d533a3cc2f31c781d ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 10:03:20,029 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:03:20,037 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:03:20,072 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:03:20,076 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:03:20,079 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:03:20,081 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:03:20,101 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:03:20,107 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:03:20,110 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:03:20,113 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:03:20,116 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:03:20,120 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:03:20,124 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:03:20,129 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:03:20,133 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:03:20,136 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:03:20,142 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:03:20,146 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:03:20,157 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:03:20,163 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:03:20,172 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:03:20,178 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:03:20,179 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:03:20,190 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:03:20,191 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:03:20,191 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:03:20,196 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:03:20,197 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:03:20,198 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:03:20,200 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:03:20,201 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:03:20,205 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:03:20,208 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:03:20,213 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:03:20,213 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:03:20,215 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:03:20,217 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:03:20,217 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:03:20,219 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:03:20,223 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:03:20,226 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:03:20,278 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:03:20,280 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:03:20,286 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:03:20,288 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:03:20,288 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:03:20,289 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:03:20,289 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:03:20,291 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:03:20,291 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:03:20,291 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:03:20,293 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:03:20,295 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:03:20,295 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:03:20,296 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:03:20,296 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:03:20,296 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:03:20,298 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:03:20,298 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:03:20,298 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:03:20,300 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:03:20,300 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:03:20,300 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:03:20,303 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:03:20,303 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:03:20,304 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:03:20,304 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:03:20,304 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:03:20,305 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:03:20,305 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 -> 985993c3b4019115ddec1a8d533a3cc2f31c781d [2019-11-27 10:03:20,931 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:03:20,973 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:03:20,982 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:03:20,987 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:03:20,988 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:03:20,992 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.1.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2019-11-27 10:03:21,179 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d1793dcd/d5222163f0b446abbba6d3d1f945de35/FLAGef0f5e3c4 [2019-11-27 10:03:22,512 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:03:22,513 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.1.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2019-11-27 10:03:22,567 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d1793dcd/d5222163f0b446abbba6d3d1f945de35/FLAGef0f5e3c4 [2019-11-27 10:03:22,617 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d1793dcd/d5222163f0b446abbba6d3d1f945de35 [2019-11-27 10:03:22,625 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:03:22,629 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:03:22,635 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:03:22,637 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:03:22,646 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:03:22,650 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:03:22" (1/1) ... [2019-11-27 10:03:22,658 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@766a10f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:22, skipping insertion in model container [2019-11-27 10:03:22,659 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:03:22" (1/1) ... [2019-11-27 10:03:22,683 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:03:22,808 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:03:23,756 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:03:23,804 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:03:24,127 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:03:24,226 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:03:24,229 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:24 WrapperNode [2019-11-27 10:03:24,231 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:03:24,232 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:03:24,235 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:03:24,235 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:03:24,259 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:24" (1/1) ... [2019-11-27 10:03:24,306 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:24" (1/1) ... [2019-11-27 10:03:24,433 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:03:24,434 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:03:24,436 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:03:24,436 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:03:24,458 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:24" (1/1) ... [2019-11-27 10:03:24,459 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:24" (1/1) ... [2019-11-27 10:03:24,470 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:24" (1/1) ... [2019-11-27 10:03:24,471 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:24" (1/1) ... [2019-11-27 10:03:24,493 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:24" (1/1) ... [2019-11-27 10:03:24,514 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:24" (1/1) ... [2019-11-27 10:03:24,522 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:24" (1/1) ... [2019-11-27 10:03:24,532 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:03:24,557 INFO L168 Benchmark]: Toolchain (without parser) took 1910.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 978.1 MB in the end (delta: -17.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:03:24,559 INFO L168 Benchmark]: CDTParser took 0.78 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 10:03:24,561 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1596.82 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 983.9 MB in the end (delta: -23.6 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 10:03:24,567 INFO L168 Benchmark]: Boogie Procedure Inliner took 201.66 ms. Allocated memory is still 1.0 GB. Free memory is still 983.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:03:24,570 INFO L168 Benchmark]: Boogie Preprocessor took 102.15 ms. Allocated memory is still 1.0 GB. Free memory was 983.9 MB in the beginning and 978.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:03:24,582 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.78 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 1596.82 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 983.9 MB in the end (delta: -23.6 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 201.66 ms. Allocated memory is still 1.0 GB. Free memory is still 983.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 102.15 ms. Allocated memory is still 1.0 GB. Free memory was 983.9 MB in the beginning and 978.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 10:03:29,046 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:03:29,049 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:03:29,088 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:03:29,090 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:03:29,095 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:03:29,098 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:03:29,113 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:03:29,122 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:03:29,130 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:03:29,132 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:03:29,137 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:03:29,139 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:03:29,144 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:03:29,148 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:03:29,151 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:03:29,155 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:03:29,156 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:03:29,162 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:03:29,173 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:03:29,182 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:03:29,192 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:03:29,194 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:03:29,201 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:03:29,208 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:03:29,209 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:03:29,209 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:03:29,213 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:03:29,216 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:03:29,217 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:03:29,218 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:03:29,220 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:03:29,222 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:03:29,225 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:03:29,231 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:03:29,231 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:03:29,232 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:03:29,233 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:03:29,233 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:03:29,236 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:03:29,241 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:03:29,242 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:03:29,300 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:03:29,304 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:03:29,308 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:03:29,314 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:03:29,317 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:03:29,317 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:03:29,318 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:03:29,318 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:03:29,318 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:03:29,319 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:03:29,319 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:03:29,319 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:03:29,322 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:03:29,322 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:03:29,323 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:03:29,323 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:03:29,324 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:03:29,325 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:03:29,325 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:03:29,327 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:03:29,327 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:03:29,327 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:03:29,328 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:03:29,329 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:03:29,329 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:03:29,332 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:03:29,332 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:03:29,332 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:03:29,334 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:03:29,334 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:03:29,335 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 -> 985993c3b4019115ddec1a8d533a3cc2f31c781d [2019-11-27 10:03:30,084 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:03:30,121 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:03:30,130 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:03:30,137 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:03:30,140 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:03:30,142 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.1.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2019-11-27 10:03:30,340 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9bbe92a6f/e965bc9c1aa6431e981b41e59d0cdb36/FLAGc72db3d02 [2019-11-27 10:03:31,703 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:03:31,707 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.1.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2019-11-27 10:03:31,746 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9bbe92a6f/e965bc9c1aa6431e981b41e59d0cdb36/FLAGc72db3d02 [2019-11-27 10:03:31,815 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9bbe92a6f/e965bc9c1aa6431e981b41e59d0cdb36 [2019-11-27 10:03:31,832 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:03:31,836 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:03:31,848 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:03:31,849 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:03:31,860 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:03:31,866 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:03:31" (1/1) ... [2019-11-27 10:03:31,881 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7df2acde and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:31, skipping insertion in model container [2019-11-27 10:03:31,882 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:03:31" (1/1) ... [2019-11-27 10:03:31,921 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:03:32,042 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:03:33,047 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:03:33,095 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:03:33,411 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:03:33,449 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:03:33,450 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:33 WrapperNode [2019-11-27 10:03:33,451 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:03:33,466 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:03:33,466 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:03:33,467 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:03:33,490 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:33" (1/1) ... [2019-11-27 10:03:33,548 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:33" (1/1) ... [2019-11-27 10:03:33,672 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:03:33,678 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:03:33,681 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:03:33,681 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:03:33,722 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:33" (1/1) ... [2019-11-27 10:03:33,723 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:33" (1/1) ... [2019-11-27 10:03:33,739 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:33" (1/1) ... [2019-11-27 10:03:33,741 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:33" (1/1) ... [2019-11-27 10:03:33,779 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:33" (1/1) ... [2019-11-27 10:03:33,805 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:33" (1/1) ... [2019-11-27 10:03:33,820 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:33" (1/1) ... [2019-11-27 10:03:33,835 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:03:33,852 INFO L168 Benchmark]: Toolchain (without parser) took 2014.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.4 MB in the end (delta: -11.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:03:33,853 INFO L168 Benchmark]: CDTParser took 2.42 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. [2019-11-27 10:03:33,858 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1603.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 984.2 MB in the end (delta: -16.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 10:03:33,859 INFO L168 Benchmark]: Boogie Procedure Inliner took 211.82 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:03:33,861 INFO L168 Benchmark]: Boogie Preprocessor took 161.66 ms. Allocated memory is still 1.0 GB. Free memory is still 978.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:03:33,870 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.42 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 1603.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 984.2 MB in the end (delta: -16.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 211.82 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 161.66 ms. Allocated memory is still 1.0 GB. Free memory is still 978.4 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...