./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.UNBOUNDED.pals.c.v+lhb-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_floodmax.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fb3a4b195c75cf03f04a5fbe6f3aca380cce8e4d .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fb3a4b195c75cf03f04a5fbe6f3aca380cce8e4d .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:25:34,279 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:25:34,287 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:25:34,324 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:25:34,326 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:25:34,329 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:25:34,332 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:25:34,347 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:25:34,355 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:25:34,361 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:25:34,366 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:25:34,372 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:25:34,372 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:25:34,380 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:25:34,384 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:25:34,386 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:25:34,391 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:25:34,394 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:25:34,403 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:25:34,410 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:25:34,421 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:25:34,430 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:25:34,432 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:25:34,436 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:25:34,446 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:25:34,449 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:25:34,449 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:25:34,452 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:25:34,454 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:25:34,456 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:25:34,459 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:25:34,464 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:25:34,465 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:25:34,467 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:25:34,471 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:25:34,473 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:25:34,474 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:25:34,476 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:25:34,476 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:25:34,477 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:25:34,482 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:25:34,483 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:25:34,525 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:25:34,526 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:25:34,530 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:25:34,533 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:25:34,533 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:25:34,534 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:25:34,534 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:25:34,534 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:25:34,535 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:25:34,538 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:25:34,539 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:25:34,540 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:25:34,540 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:25:34,541 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:25:34,541 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:25:34,541 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:25:34,542 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:25:34,542 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:25:34,545 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:25:34,545 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:25:34,546 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:25:34,546 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:25:34,547 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:25:34,547 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:25:34,547 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:25:34,550 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:25:34,550 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:25:34,551 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:25:34,551 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 -> fb3a4b195c75cf03f04a5fbe6f3aca380cce8e4d [2019-11-27 16:25:35,237 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:25:35,269 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:25:35,278 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:25:35,282 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:25:35,286 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:25:35,288 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-27 16:25:35,453 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b96aa050/95fc29b7141a4fa4a88a5ca1c65a39df/FLAG972c214ae [2019-11-27 16:25:36,725 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:25:36,733 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-27 16:25:36,761 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b96aa050/95fc29b7141a4fa4a88a5ca1c65a39df/FLAG972c214ae [2019-11-27 16:25:36,802 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b96aa050/95fc29b7141a4fa4a88a5ca1c65a39df [2019-11-27 16:25:36,810 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:25:36,815 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:25:36,820 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:25:36,820 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:25:36,831 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:25:36,832 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:25:36" (1/1) ... [2019-11-27 16:25:36,839 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 04:25:36, skipping insertion in model container [2019-11-27 16:25:36,840 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:25:36" (1/1) ... [2019-11-27 16:25:36,860 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:25:36,988 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:25:37,985 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:25:38,026 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:25:38,360 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:25:38,404 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:25:38,405 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:38 WrapperNode [2019-11-27 16:25:38,407 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:25:38,408 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:25:38,408 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:25:38,410 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:25:38,422 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:38" (1/1) ... [2019-11-27 16:25:38,468 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:38" (1/1) ... [2019-11-27 16:25:38,615 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:25:38,616 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:25:38,616 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:25:38,616 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:25:38,640 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:38" (1/1) ... [2019-11-27 16:25:38,641 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:38" (1/1) ... [2019-11-27 16:25:38,650 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:38" (1/1) ... [2019-11-27 16:25:38,651 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:38" (1/1) ... [2019-11-27 16:25:38,696 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:38" (1/1) ... [2019-11-27 16:25:38,732 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:38" (1/1) ... [2019-11-27 16:25:38,747 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:38" (1/1) ... [2019-11-27 16:25:38,770 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:25:38,781 INFO L168 Benchmark]: Toolchain (without parser) took 1960.10 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 968.2 MB in the end (delta: -6.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:25:38,785 INFO L168 Benchmark]: CDTParser took 0.44 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 16:25:38,789 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1587.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 974.0 MB in the end (delta: -12.3 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:25:38,795 INFO L168 Benchmark]: Boogie Procedure Inliner took 207.45 ms. Allocated memory is still 1.0 GB. Free memory was 974.0 MB in the beginning and 968.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:25:38,796 INFO L168 Benchmark]: Boogie Preprocessor took 154.93 ms. Allocated memory is still 1.0 GB. Free memory is still 968.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:25:38,807 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 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 1587.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 974.0 MB in the end (delta: -12.3 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 207.45 ms. Allocated memory is still 1.0 GB. Free memory was 974.0 MB in the beginning and 968.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 154.93 ms. Allocated memory is still 1.0 GB. Free memory is still 968.2 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:25:43,096 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:25:43,102 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:25:43,134 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:25:43,136 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:25:43,140 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:25:43,143 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:25:43,158 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:25:43,167 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:25:43,174 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:25:43,176 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:25:43,181 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:25:43,182 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:25:43,188 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:25:43,190 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:25:43,193 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:25:43,197 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:25:43,201 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:25:43,204 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:25:43,211 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:25:43,220 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:25:43,227 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:25:43,230 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:25:43,234 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:25:43,242 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:25:43,243 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:25:43,243 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:25:43,247 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:25:43,250 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:25:43,253 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:25:43,254 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:25:43,257 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:25:43,258 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:25:43,261 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:25:43,264 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:25:43,267 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:25:43,268 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:25:43,272 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:25:43,272 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:25:43,274 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:25:43,276 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:25:43,278 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:25:43,337 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:25:43,342 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:25:43,345 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:25:43,347 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:25:43,347 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:25:43,349 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:25:43,350 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:25:43,350 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:25:43,352 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:25:43,354 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:25:43,354 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:25:43,354 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:25:43,355 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:25:43,357 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:25:43,357 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:25:43,359 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:25:43,359 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:25:43,359 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:25:43,360 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:25:43,362 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:25:43,362 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:25:43,362 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:25:43,363 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:25:43,363 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:25:43,364 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:25:43,367 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:25:43,367 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:25:43,367 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:25:43,368 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:25:43,368 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:25:43,369 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 -> fb3a4b195c75cf03f04a5fbe6f3aca380cce8e4d [2019-11-27 16:25:43,932 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:25:43,979 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:25:43,987 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:25:43,992 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:25:43,992 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:25:43,996 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-27 16:25:44,164 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2fce3db2c/217eddc0bd724e30b267bc08425d954a/FLAG8e92f7103 [2019-11-27 16:25:45,367 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:25:45,370 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-27 16:25:45,404 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2fce3db2c/217eddc0bd724e30b267bc08425d954a/FLAG8e92f7103 [2019-11-27 16:25:45,876 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2fce3db2c/217eddc0bd724e30b267bc08425d954a [2019-11-27 16:25:45,884 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:25:45,890 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:25:45,894 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:25:45,894 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:25:45,904 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:25:45,905 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:25:45" (1/1) ... [2019-11-27 16:25:45,913 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 04:25:45, skipping insertion in model container [2019-11-27 16:25:45,913 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:25:45" (1/1) ... [2019-11-27 16:25:45,933 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:25:46,061 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:25:47,184 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:25:47,224 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:25:47,598 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:25:47,653 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:25:47,654 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:47 WrapperNode [2019-11-27 16:25:47,654 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:25:47,655 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:25:47,657 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:25:47,658 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:25:47,676 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:47" (1/1) ... [2019-11-27 16:25:47,719 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:47" (1/1) ... [2019-11-27 16:25:47,818 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:25:47,820 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:25:47,830 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:25:47,834 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:25:47,851 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:47" (1/1) ... [2019-11-27 16:25:47,852 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:47" (1/1) ... [2019-11-27 16:25:47,874 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:47" (1/1) ... [2019-11-27 16:25:47,877 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:47" (1/1) ... [2019-11-27 16:25:47,914 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:47" (1/1) ... [2019-11-27 16:25:47,964 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:47" (1/1) ... [2019-11-27 16:25:47,971 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:47" (1/1) ... [2019-11-27 16:25:47,996 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:25:48,008 INFO L168 Benchmark]: Toolchain (without parser) took 2115.85 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 967.7 MB in the end (delta: -6.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:25:48,011 INFO L168 Benchmark]: CDTParser took 0.38 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 16:25:48,013 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1760.84 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 979.2 MB in the end (delta: -17.5 MB). Peak memory consumption was 27.0 MB. Max. memory is 12.5 GB. [2019-11-27 16:25:48,018 INFO L168 Benchmark]: Boogie Procedure Inliner took 164.39 ms. Allocated memory is still 1.0 GB. Free memory was 979.2 MB in the beginning and 973.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:25:48,019 INFO L168 Benchmark]: Boogie Preprocessor took 178.73 ms. Allocated memory is still 1.0 GB. Free memory was 973.4 MB in the beginning and 967.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:25:48,030 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 1760.84 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 979.2 MB in the end (delta: -17.5 MB). Peak memory consumption was 27.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 164.39 ms. Allocated memory is still 1.0 GB. Free memory was 979.2 MB in the beginning and 973.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 178.73 ms. Allocated memory is still 1.0 GB. Free memory was 973.4 MB in the beginning and 967.7 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...