./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.3.ufo.UNBOUNDED.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_opt-floodmax.3.3.ufo.UNBOUNDED.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 76a1bff4733164e050bb1cc44ce3f7bc6560d94c .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.3.3.ufo.UNBOUNDED.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 76a1bff4733164e050bb1cc44ce3f7bc6560d94c ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 10:06:38,472 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:06:38,480 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:06:38,513 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:06:38,514 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:06:38,516 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:06:38,522 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:06:38,538 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:06:38,545 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:06:38,551 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:06:38,552 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:06:38,557 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:06:38,558 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:06:38,563 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:06:38,565 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:06:38,569 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:06:38,574 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:06:38,577 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:06:38,581 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:06:38,590 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:06:38,598 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:06:38,605 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:06:38,607 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:06:38,614 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:06:38,619 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:06:38,622 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:06:38,622 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:06:38,624 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:06:38,625 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:06:38,629 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:06:38,629 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:06:38,630 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:06:38,634 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:06:38,635 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:06:38,639 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:06:38,640 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:06:38,642 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:06:38,644 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:06:38,644 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:06:38,645 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:06:38,650 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:06:38,651 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:06:38,705 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:06:38,706 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:06:38,716 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:06:38,716 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:06:38,717 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:06:38,717 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:06:38,717 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:06:38,718 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:06:38,718 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:06:38,718 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:06:38,719 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:06:38,719 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:06:38,722 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:06:38,722 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:06:38,722 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:06:38,723 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:06:38,724 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:06:38,724 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:06:38,724 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:06:38,725 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:06:38,725 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:06:38,725 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:06:38,727 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:06:38,727 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:06:38,728 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:06:38,728 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:06:38,730 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:06:38,730 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:06:38,731 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 -> 76a1bff4733164e050bb1cc44ce3f7bc6560d94c [2019-11-27 10:06:39,334 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:06:39,362 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:06:39,373 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:06:39,375 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:06:39,375 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:06:39,377 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 10:06:39,532 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb85b3644/9e8403f2eff841a489285afa38847195/FLAG296cc0ce5 [2019-11-27 10:06:40,759 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:06:40,760 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 10:06:40,802 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb85b3644/9e8403f2eff841a489285afa38847195/FLAG296cc0ce5 [2019-11-27 10:06:40,844 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb85b3644/9e8403f2eff841a489285afa38847195 [2019-11-27 10:06:40,853 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:06:40,858 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:06:40,863 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:06:40,866 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:06:40,873 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:06:40,875 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:06:40" (1/1) ... [2019-11-27 10:06:40,883 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44395090 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:40, skipping insertion in model container [2019-11-27 10:06:40,884 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:06:40" (1/1) ... [2019-11-27 10:06:40,903 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:06:41,016 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:06:41,850 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:06:41,897 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:06:42,117 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:06:42,176 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:06:42,177 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:42 WrapperNode [2019-11-27 10:06:42,177 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:06:42,184 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:06:42,184 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:06:42,185 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:06:42,205 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:42" (1/1) ... [2019-11-27 10:06:42,251 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:42" (1/1) ... [2019-11-27 10:06:42,371 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:06:42,376 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:06:42,376 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:06:42,377 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:06:42,408 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:42" (1/1) ... [2019-11-27 10:06:42,410 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:42" (1/1) ... [2019-11-27 10:06:42,420 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:42" (1/1) ... [2019-11-27 10:06:42,426 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:42" (1/1) ... [2019-11-27 10:06:42,453 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:42" (1/1) ... [2019-11-27 10:06:42,483 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:42" (1/1) ... [2019-11-27 10:06:42,495 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:42" (1/1) ... [2019-11-27 10:06:42,509 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:06:42,522 INFO L168 Benchmark]: Toolchain (without parser) took 1660.83 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 978.0 MB in the end (delta: -16.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:06:42,523 INFO L168 Benchmark]: CDTParser took 1.39 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:06:42,525 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1314.40 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 983.8 MB in the end (delta: -22.1 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:06:42,528 INFO L168 Benchmark]: Boogie Procedure Inliner took 191.78 ms. Allocated memory is still 1.0 GB. Free memory is still 983.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:06:42,529 INFO L168 Benchmark]: Boogie Preprocessor took 133.35 ms. Allocated memory is still 1.0 GB. Free memory was 983.8 MB in the beginning and 978.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:06:42,539 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.39 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1314.40 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 983.8 MB in the end (delta: -22.1 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 191.78 ms. Allocated memory is still 1.0 GB. Free memory is still 983.8 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 133.35 ms. Allocated memory is still 1.0 GB. Free memory was 983.8 MB in the beginning and 978.0 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 10:06:46,406 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:06:46,412 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:06:46,438 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:06:46,439 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:06:46,449 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:06:46,453 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:06:46,470 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:06:46,475 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:06:46,480 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:06:46,484 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:06:46,489 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:06:46,491 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:06:46,495 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:06:46,502 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:06:46,504 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:06:46,508 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:06:46,515 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:06:46,519 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:06:46,528 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:06:46,535 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:06:46,542 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:06:46,545 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:06:46,550 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:06:46,557 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:06:46,558 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:06:46,558 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:06:46,561 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:06:46,562 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:06:46,564 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:06:46,565 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:06:46,568 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:06:46,570 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:06:46,574 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:06:46,576 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:06:46,578 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:06:46,579 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:06:46,581 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:06:46,584 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:06:46,586 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:06:46,588 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:06:46,592 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:06:46,629 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:06:46,631 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:06:46,635 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:06:46,637 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:06:46,637 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:06:46,640 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:06:46,640 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:06:46,641 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:06:46,641 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:06:46,641 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:06:46,642 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:06:46,643 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:06:46,645 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:06:46,645 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:06:46,646 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:06:46,646 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:06:46,646 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:06:46,647 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:06:46,648 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:06:46,648 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:06:46,648 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:06:46,651 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:06:46,651 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:06:46,652 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:06:46,652 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:06:46,652 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:06:46,653 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:06:46,653 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:06:46,654 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:06:46,654 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:06:46,657 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 -> 76a1bff4733164e050bb1cc44ce3f7bc6560d94c [2019-11-27 10:06:47,246 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:06:47,279 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:06:47,287 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:06:47,292 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:06:47,292 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:06:47,295 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 10:06:47,458 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f505340c7/0868b2b253204df097276e995165e625/FLAGdfa5ace49 [2019-11-27 10:06:48,593 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:06:48,594 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 10:06:48,627 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f505340c7/0868b2b253204df097276e995165e625/FLAGdfa5ace49 [2019-11-27 10:06:49,144 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f505340c7/0868b2b253204df097276e995165e625 [2019-11-27 10:06:49,152 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:06:49,160 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:06:49,163 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:06:49,166 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:06:49,173 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:06:49,174 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:06:49" (1/1) ... [2019-11-27 10:06:49,183 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bcb722f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:49, skipping insertion in model container [2019-11-27 10:06:49,183 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:06:49" (1/1) ... [2019-11-27 10:06:49,204 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:06:49,313 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:06:50,230 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:06:50,261 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:06:50,526 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:06:50,565 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:06:50,566 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:50 WrapperNode [2019-11-27 10:06:50,566 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:06:50,582 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:06:50,582 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:06:50,583 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:06:50,603 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:50" (1/1) ... [2019-11-27 10:06:50,637 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:50" (1/1) ... [2019-11-27 10:06:50,729 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:06:50,730 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:06:50,732 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:06:50,732 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:06:50,752 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:50" (1/1) ... [2019-11-27 10:06:50,752 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:50" (1/1) ... [2019-11-27 10:06:50,766 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:50" (1/1) ... [2019-11-27 10:06:50,767 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:50" (1/1) ... [2019-11-27 10:06:50,792 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:50" (1/1) ... [2019-11-27 10:06:50,812 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:50" (1/1) ... [2019-11-27 10:06:50,818 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:50" (1/1) ... [2019-11-27 10:06:50,830 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:06:50,847 INFO L168 Benchmark]: Toolchain (without parser) took 1673.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 977.9 MB in the end (delta: -17.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:06:50,847 INFO L168 Benchmark]: CDTParser took 1.63 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 10:06:50,852 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1414.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 983.7 MB in the end (delta: -23.4 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. [2019-11-27 10:06:50,853 INFO L168 Benchmark]: Boogie Procedure Inliner took 147.76 ms. Allocated memory is still 1.0 GB. Free memory is still 983.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:06:50,854 INFO L168 Benchmark]: Boogie Preprocessor took 100.71 ms. Allocated memory is still 1.0 GB. Free memory was 983.7 MB in the beginning and 977.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:06:50,860 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.63 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 1414.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 983.7 MB in the end (delta: -23.4 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 147.76 ms. Allocated memory is still 1.0 GB. Free memory is still 983.7 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 100.71 ms. Allocated memory is still 1.0 GB. Free memory was 983.7 MB in the beginning and 977.9 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...