./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label36.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem18_label36.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 f7420dce44638a885927165557e089195a4e3b11 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_label36.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 f7420dce44638a885927165557e089195a4e3b11 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:38:33,519 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:38:33,521 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:38:33,546 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:38:33,547 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:38:33,555 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:38:33,558 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:38:33,571 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:38:33,577 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:38:33,583 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:38:33,584 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:38:33,587 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:38:33,588 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:38:33,593 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:38:33,595 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:38:33,596 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:38:33,598 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:38:33,600 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:38:33,605 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:38:33,607 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:38:33,614 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:38:33,620 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:38:33,621 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:38:33,625 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:38:33,631 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:38:33,632 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:38:33,632 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:38:33,633 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:38:33,635 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:38:33,636 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:38:33,637 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:38:33,640 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:38:33,641 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:38:33,642 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:38:33,643 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:38:33,644 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:38:33,645 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:38:33,645 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:38:33,646 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:38:33,648 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:38:33,651 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:38:33,652 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:38:33,682 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:38:33,682 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:38:33,684 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:38:33,685 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:38:33,685 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:38:33,685 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:38:33,685 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:38:33,688 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:38:33,688 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:38:33,688 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:38:33,689 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:38:33,689 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:38:33,690 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:38:33,690 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:38:33,690 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:38:33,690 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:38:33,691 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:38:33,691 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:38:33,691 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:38:33,691 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:38:33,693 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:38:33,693 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:38:33,693 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:38:33,693 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:38:33,694 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:38:33,694 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:38:33,694 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:38:33,695 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:38:33,695 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 -> f7420dce44638a885927165557e089195a4e3b11 [2019-11-27 09:38:34,174 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:38:34,193 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:38:34,199 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:38:34,204 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:38:34,204 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:38:34,205 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label36.c [2019-11-27 09:38:34,316 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/332e093d8/c27c112c25bd4d369cad1f0bbc68f0b7/FLAGc0a8c2994 [2019-11-27 09:38:35,416 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:38:35,418 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label36.c [2019-11-27 09:38:35,462 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/332e093d8/c27c112c25bd4d369cad1f0bbc68f0b7/FLAGc0a8c2994 [2019-11-27 09:38:35,870 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/332e093d8/c27c112c25bd4d369cad1f0bbc68f0b7 [2019-11-27 09:38:35,876 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:38:35,881 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:38:35,882 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:35,883 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:38:35,888 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:38:35,890 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:35" (1/1) ... [2019-11-27 09:38:35,897 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@785470ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:35, skipping insertion in model container [2019-11-27 09:38:35,897 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:35" (1/1) ... [2019-11-27 09:38:35,912 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:38:36,086 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:38:37,620 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:37,628 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:38:38,277 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:38,318 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:38:38,320 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:38 WrapperNode [2019-11-27 09:38:38,321 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:38,325 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:38,325 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:38:38,325 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:38:38,341 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:38" (1/1) ... [2019-11-27 09:38:38,422 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:38" (1/1) ... [2019-11-27 09:38:38,742 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:38,747 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:38:38,747 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:38:38,748 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:38:38,762 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:38" (1/1) ... [2019-11-27 09:38:38,764 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:38" (1/1) ... [2019-11-27 09:38:38,792 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:38" (1/1) ... [2019-11-27 09:38:38,796 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:38" (1/1) ... [2019-11-27 09:38:38,938 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:38" (1/1) ... [2019-11-27 09:38:38,989 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:38" (1/1) ... [2019-11-27 09:38:39,060 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:38" (1/1) ... [2019-11-27 09:38:39,152 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:38:39,162 INFO L168 Benchmark]: Toolchain (without parser) took 3278.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 798.8 MB in the end (delta: 150.0 MB). Peak memory consumption was 150.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:39,166 INFO L168 Benchmark]: CDTParser took 2.36 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:38:39,168 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2441.95 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 862.3 MB in the end (delta: 86.5 MB). Peak memory consumption was 86.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:39,169 INFO L168 Benchmark]: Boogie Procedure Inliner took 422.06 ms. Allocated memory is still 1.0 GB. Free memory was 862.3 MB in the beginning and 822.2 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:39,171 INFO L168 Benchmark]: Boogie Preprocessor took 407.49 ms. Allocated memory is still 1.0 GB. Free memory was 822.2 MB in the beginning and 798.8 MB in the end (delta: 23.4 MB). Peak memory consumption was 23.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:39,179 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.36 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 2441.95 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 862.3 MB in the end (delta: 86.5 MB). Peak memory consumption was 86.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 422.06 ms. Allocated memory is still 1.0 GB. Free memory was 862.3 MB in the beginning and 822.2 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 407.49 ms. Allocated memory is still 1.0 GB. Free memory was 822.2 MB in the beginning and 798.8 MB in the end (delta: 23.4 MB). Peak memory consumption was 23.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:38:41,951 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:38:41,953 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:38:41,983 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:38:41,983 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:38:41,985 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:38:41,990 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:38:41,991 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:38:42,007 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:38:42,012 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:38:42,017 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:38:42,019 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:38:42,020 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:38:42,022 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:38:42,025 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:38:42,026 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:38:42,026 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:38:42,029 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:38:42,033 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:38:42,040 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:38:42,041 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:38:42,049 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:38:42,050 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:38:42,053 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:38:42,061 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:38:42,062 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:38:42,062 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:38:42,064 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:38:42,064 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:38:42,065 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:38:42,067 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:38:42,067 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:38:42,070 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:38:42,071 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:38:42,072 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:38:42,075 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:38:42,076 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:38:42,076 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:38:42,077 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:38:42,081 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:38:42,082 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:38:42,083 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:38:42,110 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:38:42,113 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:38:42,115 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:38:42,116 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:38:42,118 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:38:42,118 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:38:42,118 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:38:42,118 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:38:42,119 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:38:42,119 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:38:42,120 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:38:42,120 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:38:42,120 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:38:42,121 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:38:42,124 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:38:42,124 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:38:42,124 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:38:42,124 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:38:42,125 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:38:42,125 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:38:42,125 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:38:42,125 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:38:42,125 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:38:42,126 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:38:42,126 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:38:42,126 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:38:42,126 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:38:42,126 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:38:42,127 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:38:42,127 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:38:42,128 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 -> f7420dce44638a885927165557e089195a4e3b11 [2019-11-27 09:38:42,606 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:38:42,624 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:38:42,630 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:38:42,635 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:38:42,636 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:38:42,637 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label36.c [2019-11-27 09:38:42,742 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ced61440d/c1346bb0710940d88388b4c35495e138/FLAG6e84e2b4c [2019-11-27 09:38:43,790 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:38:43,793 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label36.c [2019-11-27 09:38:43,830 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ced61440d/c1346bb0710940d88388b4c35495e138/FLAG6e84e2b4c [2019-11-27 09:38:44,263 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ced61440d/c1346bb0710940d88388b4c35495e138 [2019-11-27 09:38:44,269 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:38:44,272 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:38:44,279 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:44,279 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:38:44,286 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:38:44,286 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:44" (1/1) ... [2019-11-27 09:38:44,291 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ff3520c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:44, skipping insertion in model container [2019-11-27 09:38:44,291 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:44" (1/1) ... [2019-11-27 09:38:44,298 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:38:44,464 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:38:46,157 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:46,171 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:38:47,028 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:47,073 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:38:47,076 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:47 WrapperNode [2019-11-27 09:38:47,076 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:47,077 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:47,080 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:38:47,080 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:38:47,093 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:47" (1/1) ... [2019-11-27 09:38:47,164 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:47" (1/1) ... [2019-11-27 09:38:47,354 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:47,354 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:38:47,356 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:38:47,356 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:38:47,372 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:47" (1/1) ... [2019-11-27 09:38:47,374 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:47" (1/1) ... [2019-11-27 09:38:47,409 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:47" (1/1) ... [2019-11-27 09:38:47,412 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:47" (1/1) ... [2019-11-27 09:38:47,545 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:47" (1/1) ... [2019-11-27 09:38:47,591 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:47" (1/1) ... [2019-11-27 09:38:47,633 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:47" (1/1) ... [2019-11-27 09:38:47,684 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:38:47,692 INFO L168 Benchmark]: Toolchain (without parser) took 3416.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.7 MB in the beginning and 799.2 MB in the end (delta: 152.4 MB). Peak memory consumption was 152.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:47,693 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:38:47,696 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2797.66 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.7 MB in the beginning and 845.1 MB in the end (delta: 106.6 MB). Peak memory consumption was 106.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:47,698 INFO L168 Benchmark]: Boogie Procedure Inliner took 276.97 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:47,702 INFO L168 Benchmark]: Boogie Preprocessor took 331.44 ms. Allocated memory is still 1.0 GB. Free memory was 816.4 MB in the beginning and 799.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:47,708 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 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 2797.66 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.7 MB in the beginning and 845.1 MB in the end (delta: 106.6 MB). Peak memory consumption was 106.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 276.97 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 331.44 ms. Allocated memory is still 1.0 GB. Free memory was 816.4 MB in the beginning and 799.2 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...