./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem06_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/Problem06_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 08ceeef3b528e1db902daea80c5348d924bdd00a .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem06_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 08ceeef3b528e1db902daea80c5348d924bdd00a ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:37:32,081 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:37:32,087 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:37:32,123 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:37:32,124 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:37:32,126 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:37:32,132 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:37:32,146 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:37:32,150 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:37:32,156 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:37:32,158 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:37:32,162 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:37:32,165 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:37:32,169 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:37:32,175 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:37:32,177 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:37:32,181 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:37:32,186 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:37:32,189 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:37:32,200 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:37:32,206 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:37:32,212 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:37:32,216 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:37:32,219 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:37:32,229 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:37:32,230 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:37:32,230 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:37:32,233 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:37:32,235 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:37:32,236 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:37:32,238 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:37:32,239 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:37:32,241 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:37:32,245 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:37:32,249 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:37:32,250 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:37:32,251 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:37:32,251 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:37:32,252 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:37:32,255 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:37:32,258 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:37:32,262 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:37:32,298 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:37:32,301 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:37:32,305 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:37:32,306 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:37:32,309 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:37:32,309 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:37:32,310 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:37:32,310 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:37:32,310 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:37:32,310 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:37:32,312 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:37:32,312 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:37:32,312 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:37:32,313 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:37:32,315 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:37:32,315 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:37:32,315 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:37:32,316 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:37:32,316 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:37:32,316 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:37:32,318 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:37:32,318 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:37:32,318 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:37:32,319 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:37:32,320 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:37:32,320 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:37:32,320 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:37:32,323 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:37:32,323 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 -> 08ceeef3b528e1db902daea80c5348d924bdd00a [2019-11-26 16:37:32,863 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:37:32,894 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:37:32,905 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:37:32,907 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:37:32,908 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:37:32,909 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label25.c [2019-11-26 16:37:33,071 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f4254a18/b9b37990fcff45cea975f93b0f42b56e/FLAG3965d7030 [2019-11-26 16:37:35,005 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:37:35,013 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label25.c [2019-11-26 16:37:35,129 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f4254a18/b9b37990fcff45cea975f93b0f42b56e/FLAG3965d7030 [2019-11-26 16:37:35,226 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f4254a18/b9b37990fcff45cea975f93b0f42b56e [2019-11-26 16:37:35,232 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:37:35,237 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:37:35,241 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:37:35,243 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:37:35,250 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:37:35,254 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:37:35" (1/1) ... [2019-11-26 16:37:35,265 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@143e0c2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:35, skipping insertion in model container [2019-11-26 16:37:35,266 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:37:35" (1/1) ... [2019-11-26 16:37:35,283 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:37:35,754 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:37:40,135 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:37:40,152 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:37:42,547 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:37:42,718 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:37:42,721 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:42 WrapperNode [2019-11-26 16:37:42,722 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:37:42,727 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:37:42,727 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:37:42,728 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:37:42,748 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:42" (1/1) ... [2019-11-26 16:37:42,904 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:42" (1/1) ... [2019-11-26 16:37:43,871 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:37:43,875 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:37:43,878 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:37:43,878 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:37:43,900 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:42" (1/1) ... [2019-11-26 16:37:43,901 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:42" (1/1) ... [2019-11-26 16:37:44,026 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:42" (1/1) ... [2019-11-26 16:37:44,029 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:42" (1/1) ... [2019-11-26 16:37:44,376 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:42" (1/1) ... [2019-11-26 16:37:44,487 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:42" (1/1) ... [2019-11-26 16:37:44,571 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:42" (1/1) ... [2019-11-26 16:37:44,678 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:37:44,686 INFO L168 Benchmark]: Toolchain (without parser) took 9444.91 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 814.8 MB in the end (delta: 118.1 MB). Peak memory consumption was 118.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:44,689 INFO L168 Benchmark]: CDTParser took 2.64 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 16:37:44,691 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7482.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 714.7 MB in the end (delta: 218.2 MB). Peak memory consumption was 218.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:44,694 INFO L168 Benchmark]: Boogie Procedure Inliner took 1148.09 ms. Allocated memory is still 1.0 GB. Free memory was 714.7 MB in the beginning and 867.4 MB in the end (delta: -152.7 MB). Peak memory consumption was 65.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:44,697 INFO L168 Benchmark]: Boogie Preprocessor took 802.91 ms. Allocated memory is still 1.0 GB. Free memory was 867.4 MB in the beginning and 814.8 MB in the end (delta: 52.6 MB). Peak memory consumption was 52.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:44,708 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.64 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 7482.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 714.7 MB in the end (delta: 218.2 MB). Peak memory consumption was 218.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1148.09 ms. Allocated memory is still 1.0 GB. Free memory was 714.7 MB in the beginning and 867.4 MB in the end (delta: -152.7 MB). Peak memory consumption was 65.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 802.91 ms. Allocated memory is still 1.0 GB. Free memory was 867.4 MB in the beginning and 814.8 MB in the end (delta: 52.6 MB). Peak memory consumption was 52.6 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 16:37:48,641 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:37:48,645 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:37:48,670 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:37:48,672 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:37:48,674 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:37:48,690 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:37:48,706 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:37:48,709 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:37:48,717 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:37:48,719 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:37:48,725 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:37:48,725 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:37:48,732 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:37:48,736 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:37:48,740 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:37:48,744 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:37:48,747 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:37:48,752 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:37:48,761 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:37:48,766 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:37:48,774 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:37:48,775 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:37:48,780 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:37:48,787 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:37:48,788 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:37:48,788 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:37:48,793 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:37:48,794 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:37:48,795 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:37:48,797 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:37:48,798 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:37:48,800 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:37:48,803 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:37:48,806 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:37:48,807 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:37:48,810 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:37:48,810 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:37:48,810 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:37:48,812 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:37:48,818 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:37:48,819 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:37:48,859 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:37:48,864 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:37:48,867 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:37:48,867 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:37:48,868 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:37:48,871 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:37:48,871 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:37:48,872 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:37:48,872 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:37:48,872 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:37:48,874 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:37:48,874 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:37:48,875 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:37:48,876 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:37:48,877 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:37:48,879 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:37:48,879 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:37:48,879 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:37:48,880 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:37:48,880 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:37:48,880 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:37:48,882 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:37:48,882 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:37:48,886 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:37:48,886 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:37:48,887 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:37:48,887 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:37:48,887 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:37:48,888 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:37:48,888 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:37:48,889 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 -> 08ceeef3b528e1db902daea80c5348d924bdd00a [2019-11-26 16:37:49,529 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:37:49,566 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:37:49,577 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:37:49,580 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:37:49,581 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:37:49,585 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label25.c [2019-11-26 16:37:49,766 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b13f328e4/72f3f55c21214d6596044e29151f30c8/FLAG8180d1f1d [2019-11-26 16:37:51,927 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:37:51,928 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label25.c [2019-11-26 16:37:52,056 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b13f328e4/72f3f55c21214d6596044e29151f30c8/FLAG8180d1f1d [2019-11-26 16:37:52,092 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b13f328e4/72f3f55c21214d6596044e29151f30c8 [2019-11-26 16:37:52,103 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:37:52,108 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:37:52,110 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:37:52,112 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:37:52,119 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:37:52,123 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:37:52" (1/1) ... [2019-11-26 16:37:52,131 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:52, skipping insertion in model container [2019-11-26 16:37:52,133 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:37:52" (1/1) ... [2019-11-26 16:37:52,151 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:37:52,640 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:37:57,198 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:37:57,218 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:38:00,067 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:38:00,190 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:38:00,195 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:00 WrapperNode [2019-11-26 16:38:00,195 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:38:00,196 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:38:00,199 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:38:00,199 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:38:00,219 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:00" (1/1) ... [2019-11-26 16:38:00,364 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:00" (1/1) ... [2019-11-26 16:38:00,943 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:38:00,943 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:38:00,944 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:38:00,944 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:38:00,955 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:00" (1/1) ... [2019-11-26 16:38:00,955 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:00" (1/1) ... [2019-11-26 16:38:01,097 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:00" (1/1) ... [2019-11-26 16:38:01,099 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:00" (1/1) ... [2019-11-26 16:38:01,395 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:00" (1/1) ... [2019-11-26 16:38:01,493 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:00" (1/1) ... [2019-11-26 16:38:01,638 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:00" (1/1) ... [2019-11-26 16:38:01,755 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:38:01,764 INFO L168 Benchmark]: Toolchain (without parser) took 9650.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 754.2 MB in the end (delta: 184.5 MB). Peak memory consumption was 184.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:38:01,766 INFO L168 Benchmark]: CDTParser took 1.84 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 16:38:01,769 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8085.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 884.0 MB in the end (delta: 54.8 MB). Peak memory consumption was 274.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:38:01,772 INFO L168 Benchmark]: Boogie Procedure Inliner took 747.08 ms. Allocated memory is still 1.0 GB. Free memory was 884.0 MB in the beginning and 805.3 MB in the end (delta: 78.7 MB). Peak memory consumption was 78.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:38:01,775 INFO L168 Benchmark]: Boogie Preprocessor took 812.56 ms. Allocated memory is still 1.0 GB. Free memory was 805.3 MB in the beginning and 754.2 MB in the end (delta: 51.0 MB). Peak memory consumption was 51.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:38:01,785 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.84 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 8085.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 884.0 MB in the end (delta: 54.8 MB). Peak memory consumption was 274.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 747.08 ms. Allocated memory is still 1.0 GB. Free memory was 884.0 MB in the beginning and 805.3 MB in the end (delta: 78.7 MB). Peak memory consumption was 78.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 812.56 ms. Allocated memory is still 1.0 GB. Free memory was 805.3 MB in the beginning and 754.2 MB in the end (delta: 51.0 MB). Peak memory consumption was 51.0 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...