./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem03_label25.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/Problem03_label25.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 31d3d4156db558411781e72ed5409a47ee7a6bec ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem03_label25.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 31d3d4156db558411781e72ed5409a47ee7a6bec ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 16:34:43,649 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:34:43,656 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:34:43,699 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:34:43,700 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:34:43,704 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:34:43,709 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:34:43,725 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:34:43,728 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:34:43,736 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:34:43,737 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:34:43,742 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:34:43,743 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:34:43,749 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:34:43,753 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:34:43,757 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:34:43,761 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:34:43,766 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:34:43,769 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:34:43,778 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:34:43,785 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:34:43,792 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:34:43,797 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:34:43,799 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:34:43,807 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:34:43,808 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:34:43,808 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:34:43,811 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:34:43,812 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:34:43,815 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:34:43,816 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:34:43,817 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:34:43,818 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:34:43,822 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:34:43,827 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:34:43,827 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:34:43,828 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:34:43,829 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:34:43,829 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:34:43,830 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:34:43,834 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:34:43,835 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:34:43,874 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:34:43,876 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:34:43,880 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:34:43,882 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:34:43,882 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:34:43,882 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:34:43,883 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:34:43,885 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:34:43,885 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:34:43,885 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:34:43,886 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:34:43,887 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:34:43,887 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:34:43,888 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:34:43,891 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:34:43,891 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:34:43,891 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:34:43,892 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:34:43,892 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:34:43,892 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:34:43,893 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:34:43,893 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:34:43,893 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:34:43,894 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:34:43,896 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:34:43,896 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:34:43,896 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:34:43,897 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:34:43,897 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 -> 31d3d4156db558411781e72ed5409a47ee7a6bec [2019-11-26 16:34:44,461 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:34:44,492 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:34:44,501 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:34:44,503 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:34:44,507 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:34:44,508 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label25.c [2019-11-26 16:34:44,666 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd3799b57/008e204764ed4d5f9ee1a597e4526acb/FLAG57179b3f1 [2019-11-26 16:34:46,083 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:34:46,089 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label25.c [2019-11-26 16:34:46,129 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd3799b57/008e204764ed4d5f9ee1a597e4526acb/FLAG57179b3f1 [2019-11-26 16:34:46,169 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd3799b57/008e204764ed4d5f9ee1a597e4526acb [2019-11-26 16:34:46,179 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:34:46,182 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:34:46,186 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:46,189 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:34:46,196 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:34:46,197 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:46" (1/1) ... [2019-11-26 16:34:46,207 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@231fc69b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:46, skipping insertion in model container [2019-11-26 16:34:46,207 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:46" (1/1) ... [2019-11-26 16:34:46,225 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:34:46,384 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:34:47,943 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:47,956 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:34:48,575 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:48,631 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:34:48,634 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:48 WrapperNode [2019-11-26 16:34:48,635 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:48,637 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:48,640 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:34:48,640 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:34:48,664 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:48" (1/1) ... [2019-11-26 16:34:48,737 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:48" (1/1) ... [2019-11-26 16:34:48,982 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:48,988 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:34:48,989 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:34:48,989 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:34:49,013 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:48" (1/1) ... [2019-11-26 16:34:49,016 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:48" (1/1) ... [2019-11-26 16:34:49,034 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:48" (1/1) ... [2019-11-26 16:34:49,035 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:48" (1/1) ... [2019-11-26 16:34:49,145 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:48" (1/1) ... [2019-11-26 16:34:49,202 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:48" (1/1) ... [2019-11-26 16:34:49,237 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:48" (1/1) ... [2019-11-26 16:34:49,274 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:34:49,288 INFO L168 Benchmark]: Toolchain (without parser) took 3099.85 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 903.6 MB in the end (delta: 52.4 MB). Peak memory consumption was 52.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:49,289 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 16:34:49,291 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2450.15 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 926.7 MB in the end (delta: 29.3 MB). Peak memory consumption was 29.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:49,294 INFO L168 Benchmark]: Boogie Procedure Inliner took 351.28 ms. Allocated memory is still 1.0 GB. Free memory was 926.7 MB in the beginning and 915.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:49,299 INFO L168 Benchmark]: Boogie Preprocessor took 286.83 ms. Allocated memory is still 1.0 GB. Free memory was 915.2 MB in the beginning and 903.6 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:49,312 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 2450.15 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 926.7 MB in the end (delta: 29.3 MB). Peak memory consumption was 29.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 351.28 ms. Allocated memory is still 1.0 GB. Free memory was 926.7 MB in the beginning and 915.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 286.83 ms. Allocated memory is still 1.0 GB. Free memory was 915.2 MB in the beginning and 903.6 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 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 16:34:53,079 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:34:53,083 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:34:53,120 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:34:53,122 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:34:53,124 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:34:53,130 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:34:53,146 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:34:53,152 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:34:53,158 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:34:53,160 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:34:53,165 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:34:53,166 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:34:53,174 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:34:53,176 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:34:53,180 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:34:53,182 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:34:53,188 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:34:53,192 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:34:53,201 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:34:53,207 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:34:53,216 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:34:53,221 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:34:53,223 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:34:53,229 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:34:53,232 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:34:53,232 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:34:53,238 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:34:53,239 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:34:53,240 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:34:53,240 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:34:53,243 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:34:53,244 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:34:53,247 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:34:53,251 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:34:53,252 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:34:53,254 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:34:53,255 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:34:53,257 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:34:53,258 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:34:53,261 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:34:53,263 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:34:53,300 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:34:53,304 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:34:53,307 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:34:53,309 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:34:53,309 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:34:53,309 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:34:53,310 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:34:53,310 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:34:53,312 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:34:53,312 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:34:53,313 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:34:53,314 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:34:53,314 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:34:53,314 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:34:53,317 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:34:53,317 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:34:53,317 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:34:53,318 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:34:53,318 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:34:53,318 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:34:53,319 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:34:53,319 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:34:53,320 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:34:53,320 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:34:53,322 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:34:53,322 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:34:53,322 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:34:53,323 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:34:53,323 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:34:53,323 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:34:53,326 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 -> 31d3d4156db558411781e72ed5409a47ee7a6bec [2019-11-26 16:34:53,894 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:34:53,923 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:34:53,931 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:34:53,933 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:34:53,936 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:34:53,938 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label25.c [2019-11-26 16:34:54,091 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b09a71f72/2a81eba19e984c3080ee8ca7d0a22512/FLAGf90ff74f3 [2019-11-26 16:34:55,510 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:34:55,511 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label25.c [2019-11-26 16:34:55,555 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b09a71f72/2a81eba19e984c3080ee8ca7d0a22512/FLAGf90ff74f3 [2019-11-26 16:34:55,593 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b09a71f72/2a81eba19e984c3080ee8ca7d0a22512 [2019-11-26 16:34:55,603 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:34:55,607 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:34:55,612 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:55,613 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:34:55,620 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:34:55,622 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:55" (1/1) ... [2019-11-26 16:34:55,633 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@231fc69b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:55, skipping insertion in model container [2019-11-26 16:34:55,633 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:55" (1/1) ... [2019-11-26 16:34:55,652 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:34:55,800 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:34:57,344 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:57,362 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:34:57,966 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:58,015 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:34:58,017 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:58 WrapperNode [2019-11-26 16:34:58,018 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:58,022 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:58,022 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:34:58,023 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:34:58,044 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:58" (1/1) ... [2019-11-26 16:34:58,121 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:58" (1/1) ... [2019-11-26 16:34:58,314 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:58,316 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:34:58,316 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:34:58,316 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:34:58,340 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:58" (1/1) ... [2019-11-26 16:34:58,342 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:58" (1/1) ... [2019-11-26 16:34:58,360 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:58" (1/1) ... [2019-11-26 16:34:58,362 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:58" (1/1) ... [2019-11-26 16:34:58,460 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:58" (1/1) ... [2019-11-26 16:34:58,508 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:58" (1/1) ... [2019-11-26 16:34:58,542 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:58" (1/1) ... [2019-11-26 16:34:58,574 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:34:58,585 INFO L168 Benchmark]: Toolchain (without parser) took 2972.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 898.2 MB in the end (delta: 63.5 MB). Peak memory consumption was 63.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:58,586 INFO L168 Benchmark]: CDTParser took 2.52 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. [2019-11-26 16:34:58,590 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2405.99 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 921.1 MB in the end (delta: 40.6 MB). Peak memory consumption was 40.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:58,591 INFO L168 Benchmark]: Boogie Procedure Inliner took 293.79 ms. Allocated memory is still 1.0 GB. Free memory was 921.1 MB in the beginning and 909.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:58,596 INFO L168 Benchmark]: Boogie Preprocessor took 260.77 ms. Allocated memory is still 1.0 GB. Free memory was 909.6 MB in the beginning and 898.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:58,606 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.52 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 2405.99 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 921.1 MB in the end (delta: 40.6 MB). Peak memory consumption was 40.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 293.79 ms. Allocated memory is still 1.0 GB. Free memory was 921.1 MB in the beginning and 909.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 260.77 ms. Allocated memory is still 1.0 GB. Free memory was 909.6 MB in the beginning and 898.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...