./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label34.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_label34.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 ef4f4ef2542378b8a6e831ea89e905174b1e6fd6 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_label34.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 ef4f4ef2542378b8a6e831ea89e905174b1e6fd6 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 20:57:16,081 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:57:16,086 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:57:16,122 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:57:16,123 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:57:16,126 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:57:16,128 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:57:16,144 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:57:16,152 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:57:16,157 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:57:16,161 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:57:16,168 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:57:16,169 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:57:16,176 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:57:16,182 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:57:16,185 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:57:16,187 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:57:16,194 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:57:16,198 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:57:16,209 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:57:16,218 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:57:16,224 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:57:16,226 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:57:16,232 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:57:16,238 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:57:16,240 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:57:16,240 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:57:16,244 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:57:16,245 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:57:16,249 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:57:16,249 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:57:16,250 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:57:16,251 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:57:16,256 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:57:16,258 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:57:16,259 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:57:16,261 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:57:16,262 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:57:16,262 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:57:16,266 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:57:16,270 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:57:16,271 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:57:16,312 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:57:16,313 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:57:16,315 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:57:16,316 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:57:16,316 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:57:16,317 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:57:16,319 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:57:16,319 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:57:16,319 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:57:16,320 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:57:16,321 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:57:16,321 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:57:16,324 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:57:16,325 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:57:16,325 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:57:16,325 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:57:16,325 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:57:16,326 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:57:16,326 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:57:16,326 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:57:16,330 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:57:16,330 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:57:16,331 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:57:16,331 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:57:16,331 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:57:16,332 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:57:16,332 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:57:16,332 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:57:16,333 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:57:16,333 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 -> ef4f4ef2542378b8a6e831ea89e905174b1e6fd6 [2019-11-24 20:57:16,972 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:57:17,004 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:57:17,010 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:57:17,014 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:57:17,016 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:57:17,018 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label34.c [2019-11-24 20:57:17,185 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a56732f34/18d8252459864e1e88ec0a4475cffded/FLAG9327634b8 [2019-11-24 20:57:18,859 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:57:18,860 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label34.c [2019-11-24 20:57:18,927 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a56732f34/18d8252459864e1e88ec0a4475cffded/FLAG9327634b8 [2019-11-24 20:57:18,962 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a56732f34/18d8252459864e1e88ec0a4475cffded [2019-11-24 20:57:18,970 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:57:18,973 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:57:18,979 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:18,981 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:57:18,987 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:57:18,991 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:18" (1/1) ... [2019-11-24 20:57:19,000 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:18, skipping insertion in model container [2019-11-24 20:57:19,002 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:18" (1/1) ... [2019-11-24 20:57:19,020 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:57:19,252 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:57:21,720 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:21,733 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:57:22,619 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:22,680 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:57:22,681 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:22 WrapperNode [2019-11-24 20:57:22,682 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:22,683 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:22,686 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:57:22,686 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:57:22,698 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:22" (1/1) ... [2019-11-24 20:57:22,813 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:22" (1/1) ... [2019-11-24 20:57:23,278 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:23,278 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:57:23,279 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:57:23,279 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:57:23,304 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:22" (1/1) ... [2019-11-24 20:57:23,304 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:22" (1/1) ... [2019-11-24 20:57:23,347 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:22" (1/1) ... [2019-11-24 20:57:23,348 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:22" (1/1) ... [2019-11-24 20:57:23,512 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:22" (1/1) ... [2019-11-24 20:57:23,578 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:22" (1/1) ... [2019-11-24 20:57:23,631 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:22" (1/1) ... [2019-11-24 20:57:23,693 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:57:23,705 INFO L168 Benchmark]: Toolchain (without parser) took 4725.44 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 804.3 MB in the end (delta: 145.9 MB). Peak memory consumption was 146.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:23,706 INFO L168 Benchmark]: CDTParser took 3.19 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 20:57:23,709 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3703.36 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 873.3 MB in the end (delta: 76.9 MB). Peak memory consumption was 77.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:23,716 INFO L168 Benchmark]: Boogie Procedure Inliner took 595.10 ms. Allocated memory is still 1.0 GB. Free memory was 873.3 MB in the beginning and 833.2 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:23,719 INFO L168 Benchmark]: Boogie Preprocessor took 417.26 ms. Allocated memory is still 1.0 GB. Free memory was 833.2 MB in the beginning and 804.3 MB in the end (delta: 28.9 MB). Peak memory consumption was 28.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:23,729 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.19 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 3703.36 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 873.3 MB in the end (delta: 76.9 MB). Peak memory consumption was 77.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 595.10 ms. Allocated memory is still 1.0 GB. Free memory was 873.3 MB in the beginning and 833.2 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 417.26 ms. Allocated memory is still 1.0 GB. Free memory was 833.2 MB in the beginning and 804.3 MB in the end (delta: 28.9 MB). Peak memory consumption was 28.9 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 20:57:27,737 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:57:27,741 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:57:27,769 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:57:27,771 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:57:27,786 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:57:27,789 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:57:27,806 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:57:27,810 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:57:27,817 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:57:27,819 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:57:27,826 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:57:27,827 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:57:27,834 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:57:27,836 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:57:27,842 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:57:27,844 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:57:27,849 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:57:27,855 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:57:27,865 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:57:27,875 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:57:27,879 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:57:27,884 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:57:27,888 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:57:27,898 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:57:27,899 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:57:27,899 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:57:27,904 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:57:27,905 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:57:27,906 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:57:27,908 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:57:27,909 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:57:27,911 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:57:27,914 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:57:27,917 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:57:27,918 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:57:27,921 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:57:27,921 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:57:27,922 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:57:27,927 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:57:27,929 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:57:27,930 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:57:27,972 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:57:27,973 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:57:27,977 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:57:27,978 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:57:27,978 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:57:27,979 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:57:27,979 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:57:27,982 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:57:27,982 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:57:27,982 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:57:27,984 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:57:27,984 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:57:27,984 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:57:27,985 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:57:27,985 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:57:27,987 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:57:27,987 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:57:27,987 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:57:27,988 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:57:27,990 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:57:27,990 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:57:27,991 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:57:27,991 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:57:27,991 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:57:27,992 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:57:27,993 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:57:27,993 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:57:27,993 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:57:27,995 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:57:27,995 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:57:27,996 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:57:27,997 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 -> ef4f4ef2542378b8a6e831ea89e905174b1e6fd6 [2019-11-24 20:57:28,645 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:57:28,677 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:57:28,686 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:57:28,688 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:57:28,691 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:57:28,694 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label34.c [2019-11-24 20:57:28,861 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2801596b5/e2be30dbcf104e20bc9c30d082bb56c9/FLAG7f11aad81 [2019-11-24 20:57:30,643 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:57:30,647 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label34.c [2019-11-24 20:57:30,717 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2801596b5/e2be30dbcf104e20bc9c30d082bb56c9/FLAG7f11aad81 [2019-11-24 20:57:30,759 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2801596b5/e2be30dbcf104e20bc9c30d082bb56c9 [2019-11-24 20:57:30,770 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:57:30,774 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:57:30,778 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:30,779 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:57:30,785 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:57:30,789 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:30" (1/1) ... [2019-11-24 20:57:30,800 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:30, skipping insertion in model container [2019-11-24 20:57:30,801 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:30" (1/1) ... [2019-11-24 20:57:30,820 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:57:31,039 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:57:33,431 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:33,447 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:57:34,721 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:34,782 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:57:34,783 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:34 WrapperNode [2019-11-24 20:57:34,784 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:34,791 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:34,792 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:57:34,801 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:57:34,832 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:34" (1/1) ... [2019-11-24 20:57:34,939 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:34" (1/1) ... [2019-11-24 20:57:35,228 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:35,230 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:57:35,232 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:57:35,232 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:57:35,256 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:34" (1/1) ... [2019-11-24 20:57:35,257 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:34" (1/1) ... [2019-11-24 20:57:35,300 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:34" (1/1) ... [2019-11-24 20:57:35,302 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:34" (1/1) ... [2019-11-24 20:57:35,460 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:34" (1/1) ... [2019-11-24 20:57:35,526 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:34" (1/1) ... [2019-11-24 20:57:35,563 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:34" (1/1) ... [2019-11-24 20:57:35,617 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:57:35,628 INFO L168 Benchmark]: Toolchain (without parser) took 4848.05 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 20:57:35,630 INFO L168 Benchmark]: CDTParser took 0.47 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 20:57:35,631 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4008.00 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 20:57:35,634 INFO L168 Benchmark]: Boogie Procedure Inliner took 438.98 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 20:57:35,638 INFO L168 Benchmark]: Boogie Preprocessor took 388.68 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 20:57:35,650 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47 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 4008.00 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 438.98 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 388.68 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...