./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label17.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem18_label17.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 0f2710b5445ac1be91379a39e5b9ab3f58abaa0d ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_label17.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 0f2710b5445ac1be91379a39e5b9ab3f58abaa0d ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:51:05,011 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:51:05,017 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:51:05,047 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:51:05,049 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:51:05,055 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:51:05,057 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:51:05,078 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:51:05,081 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:51:05,086 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:51:05,091 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:51:05,093 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:51:05,096 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:51:05,102 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:51:05,105 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:51:05,111 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:51:05,115 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:51:05,117 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:51:05,125 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:51:05,141 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:51:05,149 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:51:05,155 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:51:05,161 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:51:05,171 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:51:05,177 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:51:05,177 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:51:05,178 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:51:05,182 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:51:05,185 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:51:05,189 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:51:05,189 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:51:05,191 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:51:05,195 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:51:05,196 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:51:05,201 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:51:05,201 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:51:05,204 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:51:05,207 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:51:05,207 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:51:05,209 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:51:05,213 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:51:05,214 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:51:05,253 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:51:05,255 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:51:05,259 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:51:05,261 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:51:05,261 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:51:05,263 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:51:05,263 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:51:05,263 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:51:05,264 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:51:05,264 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:51:05,267 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:51:05,267 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:51:05,268 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:51:05,268 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:51:05,269 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:51:05,272 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:51:05,272 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:51:05,273 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:51:05,273 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:51:05,273 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:51:05,273 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:51:05,274 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:51:05,274 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:51:05,274 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:51:05,275 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:51:05,277 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:51:05,277 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:51:05,277 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:51:05,278 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 -> 0f2710b5445ac1be91379a39e5b9ab3f58abaa0d [2019-11-26 16:51:05,773 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:51:05,802 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:51:05,808 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:51:05,811 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:51:05,816 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:51:05,817 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label17.c [2019-11-26 16:51:05,970 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a85ff9e56/99aafccb1f894ad986305cf6b76ef3b5/FLAG375ff24c1 [2019-11-26 16:51:07,516 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:51:07,520 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label17.c [2019-11-26 16:51:07,575 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a85ff9e56/99aafccb1f894ad986305cf6b76ef3b5/FLAG375ff24c1 [2019-11-26 16:51:07,624 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a85ff9e56/99aafccb1f894ad986305cf6b76ef3b5 [2019-11-26 16:51:07,632 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:51:07,638 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:51:07,641 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:07,642 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:51:07,652 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:51:07,653 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:07" (1/1) ... [2019-11-26 16:51:07,661 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10db85b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:07, skipping insertion in model container [2019-11-26 16:51:07,662 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:07" (1/1) ... [2019-11-26 16:51:07,683 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:51:07,899 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:51:10,434 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:10,443 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:51:11,479 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:11,542 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:51:11,542 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:11 WrapperNode [2019-11-26 16:51:11,543 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:11,545 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:11,545 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:51:11,545 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:51:11,565 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:11" (1/1) ... [2019-11-26 16:51:11,671 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:11" (1/1) ... [2019-11-26 16:51:12,068 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:12,073 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:51:12,076 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:51:12,076 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:51:12,098 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:11" (1/1) ... [2019-11-26 16:51:12,102 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:11" (1/1) ... [2019-11-26 16:51:12,165 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:11" (1/1) ... [2019-11-26 16:51:12,168 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:11" (1/1) ... [2019-11-26 16:51:12,373 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:11" (1/1) ... [2019-11-26 16:51:12,441 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:11" (1/1) ... [2019-11-26 16:51:12,512 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:11" (1/1) ... [2019-11-26 16:51:12,583 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:51:12,592 INFO L168 Benchmark]: Toolchain (without parser) took 4951.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 823.4 MB in the end (delta: 126.8 MB). Peak memory consumption was 126.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:12,595 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:51:12,598 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3903.51 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 892.8 MB in the end (delta: 57.5 MB). Peak memory consumption was 61.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:12,601 INFO L168 Benchmark]: Boogie Procedure Inliner took 528.11 ms. Allocated memory is still 1.0 GB. Free memory was 892.8 MB in the beginning and 852.7 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:12,606 INFO L168 Benchmark]: Boogie Preprocessor took 510.13 ms. Allocated memory is still 1.0 GB. Free memory was 852.7 MB in the beginning and 823.4 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:12,617 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 3903.51 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 892.8 MB in the end (delta: 57.5 MB). Peak memory consumption was 61.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 528.11 ms. Allocated memory is still 1.0 GB. Free memory was 892.8 MB in the beginning and 852.7 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 510.13 ms. Allocated memory is still 1.0 GB. Free memory was 852.7 MB in the beginning and 823.4 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:51:16,732 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:51:16,738 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:51:16,768 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:51:16,770 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:51:16,774 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:51:16,776 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:51:16,791 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:51:16,797 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:51:16,804 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:51:16,805 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:51:16,810 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:51:16,811 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:51:16,816 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:51:16,818 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:51:16,822 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:51:16,824 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:51:16,825 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:51:16,831 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:51:16,835 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:51:16,846 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:51:16,853 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:51:16,855 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:51:16,859 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:51:16,866 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:51:16,867 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:51:16,867 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:51:16,872 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:51:16,872 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:51:16,874 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:51:16,878 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:51:16,879 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:51:16,880 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:51:16,881 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:51:16,885 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:51:16,885 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:51:16,887 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:51:16,889 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:51:16,889 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:51:16,890 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:51:16,893 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:51:16,895 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:51:16,950 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:51:16,955 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:51:16,956 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:51:16,958 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:51:16,958 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:51:16,958 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:51:16,960 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:51:16,960 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:51:16,960 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:51:16,962 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:51:16,964 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:51:16,965 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:51:16,965 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:51:16,966 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:51:16,967 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:51:16,967 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:51:16,967 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:51:16,968 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:51:16,968 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:51:16,970 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:51:16,970 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:51:16,970 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:51:16,971 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:51:16,971 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:51:16,973 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:51:16,973 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:51:16,973 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:51:16,974 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:51:16,976 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:51:16,976 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:51:16,977 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 -> 0f2710b5445ac1be91379a39e5b9ab3f58abaa0d [2019-11-26 16:51:17,489 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:51:17,530 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:51:17,537 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:51:17,540 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:51:17,542 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:51:17,546 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label17.c [2019-11-26 16:51:17,703 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0146257f8/c6b05866c7024d90b3c14ab26108a407/FLAG03c8fe11b [2019-11-26 16:51:19,207 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:51:19,208 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label17.c [2019-11-26 16:51:19,266 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0146257f8/c6b05866c7024d90b3c14ab26108a407/FLAG03c8fe11b [2019-11-26 16:51:19,342 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0146257f8/c6b05866c7024d90b3c14ab26108a407 [2019-11-26 16:51:19,352 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:51:19,354 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:51:19,359 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:19,362 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:51:19,368 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:51:19,372 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:19" (1/1) ... [2019-11-26 16:51:19,378 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@182ffbb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:19, skipping insertion in model container [2019-11-26 16:51:19,382 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:19" (1/1) ... [2019-11-26 16:51:19,399 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:51:19,655 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:51:22,284 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:22,298 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:51:23,541 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:23,604 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:51:23,605 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:23 WrapperNode [2019-11-26 16:51:23,606 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:23,607 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:23,611 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:51:23,611 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:51:23,632 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:23" (1/1) ... [2019-11-26 16:51:23,746 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:23" (1/1) ... [2019-11-26 16:51:24,077 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:24,078 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:51:24,080 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:51:24,080 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:51:24,108 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:23" (1/1) ... [2019-11-26 16:51:24,108 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:23" (1/1) ... [2019-11-26 16:51:24,154 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:23" (1/1) ... [2019-11-26 16:51:24,154 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:23" (1/1) ... [2019-11-26 16:51:24,308 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:23" (1/1) ... [2019-11-26 16:51:24,374 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:23" (1/1) ... [2019-11-26 16:51:24,432 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:23" (1/1) ... [2019-11-26 16:51:24,503 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:51:24,513 INFO L168 Benchmark]: Toolchain (without parser) took 5153.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 803.4 MB in the end (delta: 146.8 MB). Peak memory consumption was 146.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:24,516 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:51:24,518 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4248.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 849.5 MB in the end (delta: 100.7 MB). Peak memory consumption was 100.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:24,520 INFO L168 Benchmark]: Boogie Procedure Inliner took 470.58 ms. Allocated memory is still 1.0 GB. Free memory was 849.5 MB in the beginning and 826.4 MB in the end (delta: 23.2 MB). Peak memory consumption was 23.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:24,527 INFO L168 Benchmark]: Boogie Preprocessor took 426.30 ms. Allocated memory is still 1.0 GB. Free memory was 826.4 MB in the beginning and 803.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:24,535 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 4248.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 849.5 MB in the end (delta: 100.7 MB). Peak memory consumption was 100.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 470.58 ms. Allocated memory is still 1.0 GB. Free memory was 849.5 MB in the beginning and 826.4 MB in the end (delta: 23.2 MB). Peak memory consumption was 23.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 426.30 ms. Allocated memory is still 1.0 GB. Free memory was 826.4 MB in the beginning and 803.4 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...