./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+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.2.ufo.BOUNDED-8.pals.c.v+nlh-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 fff78b8da45a4a516cd17c7f0e5ec93455ed176b ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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+nlh-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 fff78b8da45a4a516cd17c7f0e5ec93455ed176b ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:16:27,452 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:16:27,457 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:16:27,479 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:16:27,480 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:16:27,483 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:16:27,487 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:16:27,500 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:16:27,507 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:16:27,512 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:16:27,513 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:16:27,517 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:16:27,520 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:16:27,522 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:16:27,523 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:16:27,526 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:16:27,529 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:16:27,529 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:16:27,533 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:16:27,539 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:16:27,544 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:16:27,552 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:16:27,553 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:16:27,556 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:16:27,562 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:16:27,563 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:16:27,563 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:16:27,566 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:16:27,567 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:16:27,568 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:16:27,570 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:16:27,571 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:16:27,573 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:16:27,576 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:16:27,578 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:16:27,579 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:16:27,580 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:16:27,581 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:16:27,582 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:16:27,583 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:16:27,584 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:16:27,588 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:16:27,617 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:16:27,617 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:16:27,619 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:16:27,622 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:16:27,622 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:16:27,622 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:16:27,622 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:16:27,623 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:16:27,623 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:16:27,623 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:16:27,624 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:16:27,624 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:16:27,627 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:16:27,627 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:16:27,627 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:16:27,628 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:16:27,628 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:16:27,628 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:16:27,628 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:16:27,628 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:16:27,629 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:16:27,629 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:16:27,629 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:16:27,629 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:16:27,629 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:16:27,630 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:16:27,632 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:16:27,632 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:16:27,632 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 -> fff78b8da45a4a516cd17c7f0e5ec93455ed176b [2019-11-26 17:16:28,107 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:16:28,125 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:16:28,128 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:16:28,133 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:16:28,134 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:16:28,135 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.2.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c [2019-11-26 17:16:28,242 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/93c96b643/a2ec458f0f7849889d2e8804f6162092/FLAG78f5caf5c [2019-11-26 17:16:29,172 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:16:29,177 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.2.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c [2019-11-26 17:16:29,202 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/93c96b643/a2ec458f0f7849889d2e8804f6162092/FLAG78f5caf5c [2019-11-26 17:16:29,265 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/93c96b643/a2ec458f0f7849889d2e8804f6162092 [2019-11-26 17:16:29,271 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:16:29,273 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:16:29,277 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:16:29,278 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:16:29,284 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:16:29,284 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:16:29" (1/1) ... [2019-11-26 17:16:29,293 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 26.11 05:16:29, skipping insertion in model container [2019-11-26 17:16:29,293 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:16:29" (1/1) ... [2019-11-26 17:16:29,306 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:16:29,421 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:16:30,540 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:16:30,566 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:16:31,268 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:16:31,303 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:16:31,308 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:31 WrapperNode [2019-11-26 17:16:31,309 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:16:31,310 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:16:31,311 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:16:31,311 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:16:31,327 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:31" (1/1) ... [2019-11-26 17:16:31,370 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:31" (1/1) ... [2019-11-26 17:16:31,471 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:16:31,475 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:16:31,475 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:16:31,475 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:16:31,492 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:31" (1/1) ... [2019-11-26 17:16:31,492 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:31" (1/1) ... [2019-11-26 17:16:31,504 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:31" (1/1) ... [2019-11-26 17:16:31,505 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:31" (1/1) ... [2019-11-26 17:16:31,546 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:31" (1/1) ... [2019-11-26 17:16:31,581 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:31" (1/1) ... [2019-11-26 17:16:31,592 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:31" (1/1) ... [2019-11-26 17:16:31,610 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:16:31,616 INFO L168 Benchmark]: Toolchain (without parser) took 2339.61 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 948.9 MB in the end (delta: 12.8 MB). Peak memory consumption was 12.9 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:31,617 INFO L168 Benchmark]: CDTParser took 1.95 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. [2019-11-26 17:16:31,618 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2032.76 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 966.1 MB in the end (delta: -4.4 MB). Peak memory consumption was 32.9 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:31,620 INFO L168 Benchmark]: Boogie Procedure Inliner took 164.39 ms. Allocated memory is still 1.0 GB. Free memory was 966.1 MB in the beginning and 954.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:31,623 INFO L168 Benchmark]: Boogie Preprocessor took 135.05 ms. Allocated memory is still 1.0 GB. Free memory was 954.6 MB in the beginning and 948.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:31,630 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.95 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 2032.76 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 966.1 MB in the end (delta: -4.4 MB). Peak memory consumption was 32.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 164.39 ms. Allocated memory is still 1.0 GB. Free memory was 966.1 MB in the beginning and 954.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 135.05 ms. Allocated memory is still 1.0 GB. Free memory was 954.6 MB in the beginning and 948.9 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 0.1.24-025d5a2 [2019-11-26 17:16:34,351 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:16:34,353 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:16:34,376 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:16:34,377 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:16:34,382 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:16:34,386 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:16:34,399 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:16:34,404 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:16:34,409 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:16:34,410 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:16:34,415 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:16:34,415 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:16:34,417 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:16:34,420 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:16:34,423 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:16:34,424 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:16:34,427 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:16:34,429 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:16:34,434 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:16:34,440 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:16:34,446 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:16:34,448 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:16:34,450 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:16:34,456 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:16:34,456 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:16:34,456 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:16:34,458 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:16:34,459 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:16:34,461 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:16:34,461 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:16:34,462 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:16:34,463 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:16:34,467 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:16:34,468 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:16:34,468 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:16:34,469 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:16:34,471 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:16:34,471 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:16:34,472 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:16:34,474 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:16:34,475 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:16:34,501 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:16:34,504 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:16:34,506 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:16:34,509 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:16:34,509 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:16:34,509 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:16:34,509 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:16:34,510 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:16:34,510 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:16:34,510 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:16:34,511 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:16:34,511 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:16:34,511 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:16:34,512 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:16:34,512 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:16:34,512 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:16:34,512 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:16:34,513 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:16:34,514 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:16:34,514 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:16:34,514 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:16:34,514 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:16:34,515 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:16:34,517 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:16:34,517 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:16:34,517 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:16:34,517 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:16:34,518 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:16:34,518 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:16:34,518 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:16:34,519 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 -> fff78b8da45a4a516cd17c7f0e5ec93455ed176b [2019-11-26 17:16:34,893 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:16:34,909 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:16:34,917 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:16:34,919 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:16:34,920 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:16:34,921 INFO L428 ainManager$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+nlh-reducer.c [2019-11-26 17:16:35,021 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe26599b5/f5216aef8aa34a8fb1466f86b4b6953d/FLAG5541c97fd [2019-11-26 17:16:35,916 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:16:35,920 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+nlh-reducer.c [2019-11-26 17:16:35,942 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe26599b5/f5216aef8aa34a8fb1466f86b4b6953d/FLAG5541c97fd [2019-11-26 17:16:36,039 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe26599b5/f5216aef8aa34a8fb1466f86b4b6953d [2019-11-26 17:16:36,048 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:16:36,050 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:16:36,054 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:16:36,054 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:16:36,057 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:16:36,061 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:16:36" (1/1) ... [2019-11-26 17:16:36,066 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45357075 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:36, skipping insertion in model container [2019-11-26 17:16:36,066 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:16:36" (1/1) ... [2019-11-26 17:16:36,079 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:16:36,196 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:16:37,446 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:16:37,469 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:16:38,208 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:16:38,250 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:16:38,251 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:38 WrapperNode [2019-11-26 17:16:38,251 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:16:38,252 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:16:38,253 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:16:38,253 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:16:38,271 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:38" (1/1) ... [2019-11-26 17:16:38,337 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:38" (1/1) ... [2019-11-26 17:16:38,469 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:16:38,470 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:16:38,470 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:16:38,470 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:16:38,484 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:38" (1/1) ... [2019-11-26 17:16:38,489 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:38" (1/1) ... [2019-11-26 17:16:38,505 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:38" (1/1) ... [2019-11-26 17:16:38,506 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:38" (1/1) ... [2019-11-26 17:16:38,560 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:38" (1/1) ... [2019-11-26 17:16:38,597 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:38" (1/1) ... [2019-11-26 17:16:38,608 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:38" (1/1) ... [2019-11-26 17:16:38,630 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:16:38,638 INFO L168 Benchmark]: Toolchain (without parser) took 2583.16 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 920.6 MB in the end (delta: 41.1 MB). Peak memory consumption was 41.2 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:38,639 INFO L168 Benchmark]: CDTParser took 3.09 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. [2019-11-26 17:16:38,640 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2198.55 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 937.8 MB in the end (delta: 23.9 MB). Peak memory consumption was 32.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:38,641 INFO L168 Benchmark]: Boogie Procedure Inliner took 216.95 ms. Allocated memory is still 1.0 GB. Free memory was 937.8 MB in the beginning and 926.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:38,646 INFO L168 Benchmark]: Boogie Preprocessor took 160.96 ms. Allocated memory is still 1.0 GB. Free memory was 926.3 MB in the beginning and 920.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:38,652 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.09 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 2198.55 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 937.8 MB in the end (delta: 23.9 MB). Peak memory consumption was 32.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 216.95 ms. Allocated memory is still 1.0 GB. Free memory was 937.8 MB in the beginning and 926.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 160.96 ms. Allocated memory is still 1.0 GB. Free memory was 926.3 MB in the beginning and 920.6 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...