./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.5.3.ufo.BOUNDED-10.pals.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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_opt-floodmax.5.3.ufo.BOUNDED-10.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 ee642f67a8c81e079b7b07be9eadf4517858578a .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_opt-floodmax.5.3.ufo.BOUNDED-10.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 ee642f67a8c81e079b7b07be9eadf4517858578a ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:29:05,260 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:29:05,267 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:29:05,297 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:29:05,297 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:29:05,300 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:29:05,313 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:29:05,330 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:29:05,332 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:29:05,339 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:29:05,341 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:29:05,347 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:29:05,347 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:29:05,351 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:29:05,358 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:29:05,360 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:29:05,363 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:29:05,368 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:29:05,374 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:29:05,383 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:29:05,392 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:29:05,398 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:29:05,399 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:29:05,404 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:29:05,411 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:29:05,411 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:29:05,412 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:29:05,416 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:29:05,417 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:29:05,420 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:29:05,420 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:29:05,424 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:29:05,425 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:29:05,428 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:29:05,431 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:29:05,432 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:29:05,435 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:29:05,435 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:29:05,436 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:29:05,437 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:29:05,442 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:29:05,443 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:29:05,481 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:29:05,483 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:29:05,487 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:29:05,489 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:29:05,489 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:29:05,490 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:29:05,492 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:29:05,492 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:29:05,492 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:29:05,493 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:29:05,494 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:29:05,495 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:29:05,498 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:29:05,499 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:29:05,499 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:29:05,499 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:29:05,500 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:29:05,500 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:29:05,500 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:29:05,501 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:29:05,501 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:29:05,501 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:29:05,503 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:29:05,503 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:29:05,503 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:29:05,504 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:29:05,505 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:29:05,505 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:29:05,505 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 -> ee642f67a8c81e079b7b07be9eadf4517858578a [2019-11-27 16:29:06,072 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:29:06,101 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:29:06,110 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:29:06,115 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:29:06,116 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:29:06,117 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.5.3.ufo.BOUNDED-10.pals.c.v+cfa-reducer.c [2019-11-27 16:29:06,274 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3b2052644/60e4c6d3e124417aa31738b37797a9aa/FLAGf6918d8fe [2019-11-27 16:29:07,740 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:29:07,743 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.5.3.ufo.BOUNDED-10.pals.c.v+cfa-reducer.c [2019-11-27 16:29:07,807 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3b2052644/60e4c6d3e124417aa31738b37797a9aa/FLAGf6918d8fe [2019-11-27 16:29:07,856 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3b2052644/60e4c6d3e124417aa31738b37797a9aa [2019-11-27 16:29:07,867 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:29:07,869 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:29:07,875 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:29:07,878 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:29:07,886 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:29:07,887 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:29:07" (1/1) ... [2019-11-27 16:29:07,898 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@683e04ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:07, skipping insertion in model container [2019-11-27 16:29:07,899 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:29:07" (1/1) ... [2019-11-27 16:29:07,923 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:29:08,106 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:29:09,634 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:29:09,682 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:29:10,225 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:29:10,294 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:29:10,299 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:10 WrapperNode [2019-11-27 16:29:10,300 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:29:10,301 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:29:10,301 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:29:10,302 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:29:10,321 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:10" (1/1) ... [2019-11-27 16:29:10,400 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:10" (1/1) ... [2019-11-27 16:29:10,637 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:29:10,641 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:29:10,642 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:29:10,642 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:29:10,664 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:10" (1/1) ... [2019-11-27 16:29:10,666 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:10" (1/1) ... [2019-11-27 16:29:10,690 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:10" (1/1) ... [2019-11-27 16:29:10,692 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:10" (1/1) ... [2019-11-27 16:29:10,788 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:10" (1/1) ... [2019-11-27 16:29:10,867 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:10" (1/1) ... [2019-11-27 16:29:10,887 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:10" (1/1) ... [2019-11-27 16:29:10,924 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:29:10,932 INFO L168 Benchmark]: Toolchain (without parser) took 3057.78 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 933.1 MB in the end (delta: 28.5 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:10,933 INFO L168 Benchmark]: CDTParser took 0.32 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 16:29:10,936 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2426.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 950.3 MB in the end (delta: 11.3 MB). Peak memory consumption was 38.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:10,940 INFO L168 Benchmark]: Boogie Procedure Inliner took 339.43 ms. Allocated memory is still 1.0 GB. Free memory was 950.3 MB in the beginning and 944.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:10,943 INFO L168 Benchmark]: Boogie Preprocessor took 283.34 ms. Allocated memory is still 1.0 GB. Free memory was 944.6 MB in the beginning and 933.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:10,954 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 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 2426.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 950.3 MB in the end (delta: 11.3 MB). Peak memory consumption was 38.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 339.43 ms. Allocated memory is still 1.0 GB. Free memory was 950.3 MB in the beginning and 944.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 283.34 ms. Allocated memory is still 1.0 GB. Free memory was 944.6 MB in the beginning and 933.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:29:14,942 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:29:14,948 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:29:14,983 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:29:14,984 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:29:14,988 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:29:14,993 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:29:15,009 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:29:15,016 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:29:15,021 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:29:15,023 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:29:15,025 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:29:15,029 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:29:15,033 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:29:15,038 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:29:15,041 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:29:15,045 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:29:15,048 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:29:15,053 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:29:15,063 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:29:15,070 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:29:15,077 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:29:15,082 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:29:15,085 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:29:15,092 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:29:15,092 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:29:15,093 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:29:15,098 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:29:15,100 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:29:15,102 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:29:15,104 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:29:15,105 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:29:15,107 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:29:15,111 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:29:15,113 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:29:15,115 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:29:15,117 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:29:15,118 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:29:15,120 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:29:15,122 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:29:15,127 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:29:15,128 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:29:15,165 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:29:15,169 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:29:15,172 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:29:15,174 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:29:15,174 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:29:15,175 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:29:15,175 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:29:15,177 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:29:15,177 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:29:15,177 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:29:15,179 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:29:15,179 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:29:15,182 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:29:15,182 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:29:15,183 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:29:15,183 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:29:15,183 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:29:15,184 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:29:15,184 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:29:15,184 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:29:15,184 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:29:15,187 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:29:15,187 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:29:15,187 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:29:15,188 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:29:15,188 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:29:15,188 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:29:15,189 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:29:15,192 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:29:15,192 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:29:15,194 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 -> ee642f67a8c81e079b7b07be9eadf4517858578a [2019-11-27 16:29:15,717 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:29:15,746 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:29:15,754 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:29:15,756 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:29:15,759 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:29:15,761 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.5.3.ufo.BOUNDED-10.pals.c.v+cfa-reducer.c [2019-11-27 16:29:15,910 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a152a0f1/b953466af6bf4cf1b3ee79ff4729eb63/FLAGa295fd5bc [2019-11-27 16:29:17,315 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:29:17,317 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.5.3.ufo.BOUNDED-10.pals.c.v+cfa-reducer.c [2019-11-27 16:29:17,363 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a152a0f1/b953466af6bf4cf1b3ee79ff4729eb63/FLAGa295fd5bc [2019-11-27 16:29:17,402 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a152a0f1/b953466af6bf4cf1b3ee79ff4729eb63 [2019-11-27 16:29:17,411 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:29:17,418 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:29:17,422 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:29:17,423 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:29:17,432 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:29:17,433 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:29:17" (1/1) ... [2019-11-27 16:29:17,443 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@935812 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:17, skipping insertion in model container [2019-11-27 16:29:17,443 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:29:17" (1/1) ... [2019-11-27 16:29:17,462 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:29:17,647 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:29:19,418 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:29:19,458 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:29:20,139 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:29:20,210 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:29:20,212 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:20 WrapperNode [2019-11-27 16:29:20,212 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:29:20,213 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:29:20,213 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:29:20,214 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:29:20,234 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:20" (1/1) ... [2019-11-27 16:29:20,330 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:20" (1/1) ... [2019-11-27 16:29:20,486 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:29:20,488 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:29:20,488 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:29:20,488 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:29:20,510 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:20" (1/1) ... [2019-11-27 16:29:20,515 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:20" (1/1) ... [2019-11-27 16:29:20,533 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:20" (1/1) ... [2019-11-27 16:29:20,534 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:20" (1/1) ... [2019-11-27 16:29:20,621 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:20" (1/1) ... [2019-11-27 16:29:20,675 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:20" (1/1) ... [2019-11-27 16:29:20,704 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:20" (1/1) ... [2019-11-27 16:29:20,739 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:29:20,747 INFO L168 Benchmark]: Toolchain (without parser) took 3324.42 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 916.1 MB in the end (delta: 39.9 MB). Peak memory consumption was 40.0 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:20,748 INFO L168 Benchmark]: CDTParser took 0.41 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 16:29:20,750 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2790.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 933.3 MB in the end (delta: 22.7 MB). Peak memory consumption was 32.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:20,753 INFO L168 Benchmark]: Boogie Procedure Inliner took 274.60 ms. Allocated memory is still 1.0 GB. Free memory was 933.3 MB in the beginning and 927.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:20,758 INFO L168 Benchmark]: Boogie Preprocessor took 251.51 ms. Allocated memory is still 1.0 GB. Free memory was 927.5 MB in the beginning and 916.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:20,767 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 2790.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 933.3 MB in the end (delta: 22.7 MB). Peak memory consumption was 32.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 274.60 ms. Allocated memory is still 1.0 GB. Free memory was 933.3 MB in the beginning and 927.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 251.51 ms. Allocated memory is still 1.0 GB. Free memory was 927.5 MB in the beginning and 916.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...