./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label28.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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/eca-rers2012/Problem18_label28.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 44605cf1038a9eb555b2182820da669eeab09813 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/eca-rers2012/Problem18_label28.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 44605cf1038a9eb555b2182820da669eeab09813 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:57:08,400 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:57:08,402 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:57:08,427 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:57:08,428 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:57:08,438 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:57:08,441 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:57:08,454 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:57:08,461 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:57:08,466 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:57:08,467 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:57:08,471 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:57:08,473 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:57:08,475 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:57:08,478 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:57:08,480 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:57:08,484 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:57:08,485 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:57:08,488 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:57:08,493 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:57:08,498 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:57:08,499 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:57:08,502 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:57:08,504 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:57:08,510 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:57:08,510 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:57:08,512 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:57:08,513 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:57:08,515 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:57:08,516 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:57:08,518 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:57:08,519 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:57:08,519 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:57:08,520 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:57:08,524 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:57:08,525 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:57:08,526 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:57:08,527 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:57:08,527 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:57:08,530 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:57:08,532 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:57:08,536 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:57:08,565 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:57:08,565 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:57:08,567 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:57:08,569 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:57:08,569 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:57:08,569 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:57:08,569 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:57:08,570 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:57:08,571 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:57:08,571 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:57:08,572 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:57:08,572 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:57:08,572 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:57:08,574 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:57:08,574 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:57:08,574 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:57:08,575 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:57:08,575 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:57:08,575 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:57:08,575 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:57:08,577 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:57:08,577 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:57:08,577 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:57:08,577 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:57:08,578 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:57:08,578 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:57:08,578 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:57:08,580 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:57:08,580 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:57:08,580 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 -> 44605cf1038a9eb555b2182820da669eeab09813 [2019-11-24 20:57:09,060 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:57:09,080 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:57:09,087 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:57:09,090 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:57:09,091 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:57:09,092 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label28.c [2019-11-24 20:57:09,209 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54201e6fb/1a3f3a1646764a7b886b083be6d6ecf4/FLAG853d467a1 [2019-11-24 20:57:10,289 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:57:10,290 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label28.c [2019-11-24 20:57:10,327 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54201e6fb/1a3f3a1646764a7b886b083be6d6ecf4/FLAG853d467a1 [2019-11-24 20:57:10,755 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54201e6fb/1a3f3a1646764a7b886b083be6d6ecf4 [2019-11-24 20:57:10,764 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:57:10,769 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:57:10,772 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:10,774 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:57:10,779 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:57:10,780 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:10" (1/1) ... [2019-11-24 20:57:10,787 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@658fc5c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:10, skipping insertion in model container [2019-11-24 20:57:10,787 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:10" (1/1) ... [2019-11-24 20:57:10,802 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:57:10,958 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:57:12,489 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:12,497 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:57:13,254 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:13,294 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:57:13,298 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:13 WrapperNode [2019-11-24 20:57:13,300 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:13,301 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:13,301 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:57:13,302 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:57:13,318 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:13" (1/1) ... [2019-11-24 20:57:13,394 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:13" (1/1) ... [2019-11-24 20:57:13,706 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:13,709 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:57:13,709 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:57:13,709 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:57:13,724 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:13" (1/1) ... [2019-11-24 20:57:13,726 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:13" (1/1) ... [2019-11-24 20:57:13,764 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:13" (1/1) ... [2019-11-24 20:57:13,769 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:13" (1/1) ... [2019-11-24 20:57:13,877 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:13" (1/1) ... [2019-11-24 20:57:13,922 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:13" (1/1) ... [2019-11-24 20:57:13,957 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:13" (1/1) ... [2019-11-24 20:57:13,999 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:57:14,009 INFO L168 Benchmark]: Toolchain (without parser) took 3235.91 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 802.6 MB in the end (delta: 146.2 MB). Peak memory consumption was 146.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:14,010 INFO L168 Benchmark]: CDTParser took 1.27 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. [2019-11-24 20:57:14,012 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2528.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 871.8 MB in the end (delta: 77.0 MB). Peak memory consumption was 77.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:14,015 INFO L168 Benchmark]: Boogie Procedure Inliner took 407.78 ms. Allocated memory is still 1.0 GB. Free memory was 871.8 MB in the beginning and 825.5 MB in the end (delta: 46.4 MB). Peak memory consumption was 46.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:14,018 INFO L168 Benchmark]: Boogie Preprocessor took 291.74 ms. Allocated memory is still 1.0 GB. Free memory was 825.5 MB in the beginning and 802.6 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:14,027 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.27 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 2528.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 871.8 MB in the end (delta: 77.0 MB). Peak memory consumption was 77.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 407.78 ms. Allocated memory is still 1.0 GB. Free memory was 871.8 MB in the beginning and 825.5 MB in the end (delta: 46.4 MB). Peak memory consumption was 46.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 291.74 ms. Allocated memory is still 1.0 GB. Free memory was 825.5 MB in the beginning and 802.6 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 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 0.1.24-32f2683 [2019-11-24 20:57:16,729 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:57:16,731 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:57:16,756 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:57:16,757 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:57:16,768 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:57:16,769 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:57:16,782 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:57:16,789 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:57:16,793 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:57:16,794 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:57:16,799 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:57:16,799 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:57:16,801 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:57:16,804 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:57:16,806 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:57:16,810 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:57:16,810 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:57:16,813 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:57:16,819 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:57:16,826 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:57:16,830 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:57:16,831 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:57:16,835 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:57:16,839 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:57:16,839 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:57:16,839 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:57:16,841 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:57:16,842 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:57:16,844 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:57:16,845 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:57:16,845 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:57:16,847 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:57:16,848 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:57:16,851 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:57:16,851 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:57:16,853 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:57:16,854 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:57:16,854 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:57:16,855 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:57:16,859 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:57:16,860 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:57:16,887 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:57:16,888 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:57:16,892 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:57:16,892 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:57:16,893 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:57:16,893 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:57:16,893 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:57:16,893 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:57:16,893 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:57:16,894 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:57:16,897 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:57:16,897 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:57:16,897 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:57:16,898 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:57:16,898 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:57:16,898 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:57:16,898 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:57:16,898 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:57:16,898 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:57:16,899 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:57:16,901 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:57:16,901 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:57:16,901 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:57:16,901 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:57:16,902 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:57:16,902 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:57:16,902 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:57:16,902 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:57:16,902 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:57:16,903 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:57:16,905 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:57:16,905 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 -> 44605cf1038a9eb555b2182820da669eeab09813 [2019-11-24 20:57:17,355 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:57:17,376 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:57:17,381 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:57:17,382 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:57:17,386 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:57:17,386 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label28.c [2019-11-24 20:57:17,493 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5dd03b5f1/8255fb6928f642e9960f1f4aa44742ca/FLAGb26a5260e [2019-11-24 20:57:18,542 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:57:18,543 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label28.c [2019-11-24 20:57:18,590 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5dd03b5f1/8255fb6928f642e9960f1f4aa44742ca/FLAGb26a5260e [2019-11-24 20:57:19,011 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5dd03b5f1/8255fb6928f642e9960f1f4aa44742ca [2019-11-24 20:57:19,015 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:57:19,017 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:57:19,023 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:19,023 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:57:19,030 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:57:19,030 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:19" (1/1) ... [2019-11-24 20:57:19,035 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2de9f55c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:19, skipping insertion in model container [2019-11-24 20:57:19,036 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:19" (1/1) ... [2019-11-24 20:57:19,042 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:57:19,212 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:57:20,900 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:20,909 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:57:21,732 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:21,775 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:57:21,778 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:21 WrapperNode [2019-11-24 20:57:21,779 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:21,780 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:21,780 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:57:21,781 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:57:21,796 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:21" (1/1) ... [2019-11-24 20:57:21,867 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:21" (1/1) ... [2019-11-24 20:57:22,056 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:22,057 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:57:22,057 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:57:22,058 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:57:22,074 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:21" (1/1) ... [2019-11-24 20:57:22,077 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:21" (1/1) ... [2019-11-24 20:57:22,113 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:21" (1/1) ... [2019-11-24 20:57:22,113 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:21" (1/1) ... [2019-11-24 20:57:22,220 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:21" (1/1) ... [2019-11-24 20:57:22,264 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:21" (1/1) ... [2019-11-24 20:57:22,305 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:21" (1/1) ... [2019-11-24 20:57:22,355 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:57:22,359 INFO L168 Benchmark]: Toolchain (without parser) took 3340.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 799.3 MB in the end (delta: 156.7 MB). Peak memory consumption was 156.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:22,362 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:57:22,364 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2756.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 845.1 MB in the end (delta: 110.8 MB). Peak memory consumption was 110.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:22,364 INFO L168 Benchmark]: Boogie Procedure Inliner took 276.53 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:22,368 INFO L168 Benchmark]: Boogie Preprocessor took 298.76 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 799.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:22,375 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2756.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 845.1 MB in the end (delta: 110.8 MB). Peak memory consumption was 110.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 276.53 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 298.76 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 799.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...