./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem13_label26.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/Problem13_label26.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 bfc57668c1b6b8dd5416f4bc7397f05ba49301b2 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem13_label26.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 bfc57668c1b6b8dd5416f4bc7397f05ba49301b2 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 20:53:20,960 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:53:20,967 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:53:20,988 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:53:20,990 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:53:21,006 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:53:21,008 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:53:21,026 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:53:21,031 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:53:21,039 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:53:21,041 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:53:21,045 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:53:21,048 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:53:21,052 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:53:21,057 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:53:21,060 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:53:21,064 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:53:21,067 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:53:21,072 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:53:21,081 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:53:21,089 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:53:21,095 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:53:21,099 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:53:21,102 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:53:21,107 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:53:21,111 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:53:21,111 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:53:21,117 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:53:21,117 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:53:21,121 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:53:21,121 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:53:21,123 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:53:21,125 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:53:21,129 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:53:21,133 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:53:21,134 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:53:21,136 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:53:21,136 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:53:21,136 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:53:21,142 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:53:21,144 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:53:21,147 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:53:21,189 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:53:21,192 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:53:21,196 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:53:21,197 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:53:21,200 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:53:21,200 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:53:21,201 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:53:21,201 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:53:21,201 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:53:21,202 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:53:21,203 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:53:21,205 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:53:21,205 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:53:21,206 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:53:21,206 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:53:21,207 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:53:21,209 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:53:21,209 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:53:21,210 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:53:21,210 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:53:21,210 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:53:21,212 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:53:21,212 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:53:21,212 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:53:21,213 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:53:21,215 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:53:21,215 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:53:21,216 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:53:21,216 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:53:21,216 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 -> bfc57668c1b6b8dd5416f4bc7397f05ba49301b2 [2019-11-24 20:53:21,851 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:53:21,881 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:53:21,888 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:53:21,890 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:53:21,893 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:53:21,894 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label26.c [2019-11-24 20:53:22,059 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10fe799ee/2fd0ecca9f294ade8e68cca3fe2835cc/FLAG96f126387 [2019-11-24 20:53:24,014 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:53:24,017 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label26.c [2019-11-24 20:53:24,093 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10fe799ee/2fd0ecca9f294ade8e68cca3fe2835cc/FLAG96f126387 [2019-11-24 20:53:24,136 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10fe799ee/2fd0ecca9f294ade8e68cca3fe2835cc [2019-11-24 20:53:24,146 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:53:24,149 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:53:24,153 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:53:24,157 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:53:24,161 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:53:24,167 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:53:24" (1/1) ... [2019-11-24 20:53:24,176 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5dddb048 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:24, skipping insertion in model container [2019-11-24 20:53:24,177 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:53:24" (1/1) ... [2019-11-24 20:53:24,194 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:53:24,520 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:53:27,664 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:53:27,682 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:53:29,373 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:53:29,454 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:53:29,456 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:29 WrapperNode [2019-11-24 20:53:29,457 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:53:29,461 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:53:29,461 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:53:29,461 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:53:29,481 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:29" (1/1) ... [2019-11-24 20:53:29,616 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:29" (1/1) ... [2019-11-24 20:53:30,863 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:53:30,864 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:53:30,864 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:53:30,865 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:53:30,888 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:29" (1/1) ... [2019-11-24 20:53:30,891 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:29" (1/1) ... [2019-11-24 20:53:31,076 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:29" (1/1) ... [2019-11-24 20:53:31,077 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:29" (1/1) ... [2019-11-24 20:53:31,555 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:29" (1/1) ... [2019-11-24 20:53:31,642 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:29" (1/1) ... [2019-11-24 20:53:31,815 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:29" (1/1) ... [2019-11-24 20:53:31,975 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:53:31,989 INFO L168 Benchmark]: Toolchain (without parser) took 7830.92 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 809.8 MB in the end (delta: 140.4 MB). Peak memory consumption was 140.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:31,990 INFO L168 Benchmark]: CDTParser took 2.18 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 20:53:31,991 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5306.76 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 779.5 MB in the end (delta: 170.7 MB). Peak memory consumption was 170.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:31,994 INFO L168 Benchmark]: Boogie Procedure Inliner took 1403.25 ms. Allocated memory is still 1.0 GB. Free memory was 779.5 MB in the beginning and 877.3 MB in the end (delta: -97.8 MB). Peak memory consumption was 138.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:31,998 INFO L168 Benchmark]: Boogie Preprocessor took 1112.46 ms. Allocated memory is still 1.0 GB. Free memory was 877.3 MB in the beginning and 809.8 MB in the end (delta: 67.5 MB). Peak memory consumption was 67.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:32,010 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.18 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 5306.76 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 779.5 MB in the end (delta: 170.7 MB). Peak memory consumption was 170.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1403.25 ms. Allocated memory is still 1.0 GB. Free memory was 779.5 MB in the beginning and 877.3 MB in the end (delta: -97.8 MB). Peak memory consumption was 138.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1112.46 ms. Allocated memory is still 1.0 GB. Free memory was 877.3 MB in the beginning and 809.8 MB in the end (delta: 67.5 MB). Peak memory consumption was 67.5 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 20:53:36,024 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:53:36,030 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:53:36,058 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:53:36,060 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:53:36,062 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:53:36,070 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:53:36,097 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:53:36,103 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:53:36,105 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:53:36,111 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:53:36,112 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:53:36,114 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:53:36,120 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:53:36,125 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:53:36,131 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:53:36,133 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:53:36,138 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:53:36,144 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:53:36,154 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:53:36,161 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:53:36,167 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:53:36,170 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:53:36,175 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:53:36,184 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:53:36,185 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:53:36,185 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:53:36,189 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:53:36,190 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:53:36,193 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:53:36,195 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:53:36,196 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:53:36,199 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:53:36,202 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:53:36,205 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:53:36,209 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:53:36,211 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:53:36,212 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:53:36,212 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:53:36,217 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:53:36,220 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:53:36,223 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:53:36,263 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:53:36,265 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:53:36,269 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:53:36,272 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:53:36,273 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:53:36,273 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:53:36,273 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:53:36,274 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:53:36,275 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:53:36,275 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:53:36,278 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:53:36,278 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:53:36,279 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:53:36,279 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:53:36,281 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:53:36,281 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:53:36,282 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:53:36,282 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:53:36,284 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:53:36,284 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:53:36,285 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:53:36,287 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:53:36,287 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:53:36,287 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:53:36,288 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:53:36,288 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:53:36,288 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:53:36,290 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:53:36,290 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:53:36,293 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:53:36,295 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:53:36,295 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 -> bfc57668c1b6b8dd5416f4bc7397f05ba49301b2 [2019-11-24 20:53:36,924 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:53:36,956 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:53:36,965 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:53:36,967 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:53:36,968 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:53:36,970 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label26.c [2019-11-24 20:53:37,138 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1cb083097/875396cec4264832829aa003be8bf3d0/FLAG524719e6e [2019-11-24 20:53:38,891 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:53:38,895 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label26.c [2019-11-24 20:53:38,967 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1cb083097/875396cec4264832829aa003be8bf3d0/FLAG524719e6e [2019-11-24 20:53:39,008 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1cb083097/875396cec4264832829aa003be8bf3d0 [2019-11-24 20:53:39,016 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:53:39,020 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:53:39,024 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:53:39,025 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:53:39,032 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:53:39,035 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:53:39" (1/1) ... [2019-11-24 20:53:39,046 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc0b2b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:39, skipping insertion in model container [2019-11-24 20:53:39,046 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:53:39" (1/1) ... [2019-11-24 20:53:39,065 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:53:39,447 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:53:42,816 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:53:42,832 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:53:44,609 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:53:44,675 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:53:44,679 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:44 WrapperNode [2019-11-24 20:53:44,681 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:53:44,682 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:53:44,684 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:53:44,686 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:53:44,707 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:44" (1/1) ... [2019-11-24 20:53:45,001 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:44" (1/1) ... [2019-11-24 20:53:45,360 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:53:45,361 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:53:45,364 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:53:45,364 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:53:45,384 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:44" (1/1) ... [2019-11-24 20:53:45,388 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:44" (1/1) ... [2019-11-24 20:53:45,460 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:44" (1/1) ... [2019-11-24 20:53:45,462 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:44" (1/1) ... [2019-11-24 20:53:45,682 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:44" (1/1) ... [2019-11-24 20:53:45,743 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:44" (1/1) ... [2019-11-24 20:53:45,801 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:44" (1/1) ... [2019-11-24 20:53:45,866 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:53:45,875 INFO L168 Benchmark]: Toolchain (without parser) took 6849.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 880.7 MB in the end (delta: 63.8 MB). Peak memory consumption was 63.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:45,877 INFO L168 Benchmark]: CDTParser took 2.35 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 20:53:45,880 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5657.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 716.6 MB in the end (delta: 227.9 MB). Peak memory consumption was 228.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:45,881 INFO L168 Benchmark]: Boogie Procedure Inliner took 678.49 ms. Allocated memory is still 1.0 GB. Free memory was 716.6 MB in the beginning and 914.4 MB in the end (delta: -197.8 MB). Peak memory consumption was 36.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:45,887 INFO L168 Benchmark]: Boogie Preprocessor took 505.68 ms. Allocated memory is still 1.0 GB. Free memory was 914.4 MB in the beginning and 880.7 MB in the end (delta: 33.7 MB). Peak memory consumption was 33.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:45,895 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.35 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 5657.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 716.6 MB in the end (delta: 227.9 MB). Peak memory consumption was 228.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 678.49 ms. Allocated memory is still 1.0 GB. Free memory was 716.6 MB in the beginning and 914.4 MB in the end (delta: -197.8 MB). Peak memory consumption was 36.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 505.68 ms. Allocated memory is still 1.0 GB. Free memory was 914.4 MB in the beginning and 880.7 MB in the end (delta: 33.7 MB). Peak memory consumption was 33.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...