./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem03_label26.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_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 c73a39be4b04cb22781340db50298b9651d50f3e ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_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 c73a39be4b04cb22781340db50298b9651d50f3e ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 16:34:44,136 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:34:44,142 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:34:44,178 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:34:44,179 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:34:44,181 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:34:44,188 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:34:44,202 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:34:44,205 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:34:44,213 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:34:44,214 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:34:44,220 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:34:44,221 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:34:44,227 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:34:44,229 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:34:44,234 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:34:44,239 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:34:44,242 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:34:44,250 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:34:44,255 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:34:44,263 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:34:44,271 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:34:44,276 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:34:44,278 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:34:44,285 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:34:44,287 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:34:44,287 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:34:44,291 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:34:44,292 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:34:44,293 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:34:44,295 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:34:44,299 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:34:44,300 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:34:44,303 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:34:44,305 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:34:44,308 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:34:44,309 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:34:44,310 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:34:44,310 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:34:44,314 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:34:44,316 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:34:44,319 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:34:44,358 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:34:44,359 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:34:44,363 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:34:44,364 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:34:44,367 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:34:44,367 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:34:44,368 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:34:44,368 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:34:44,368 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:34:44,368 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:34:44,370 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:34:44,370 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:34:44,370 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:34:44,371 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:34:44,373 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:34:44,373 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:34:44,373 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:34:44,374 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:34:44,374 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:34:44,376 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:34:44,376 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:34:44,376 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:34:44,377 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:34:44,377 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:34:44,379 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:34:44,379 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:34:44,380 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:34:44,380 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:34:44,380 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 -> c73a39be4b04cb22781340db50298b9651d50f3e [2019-11-26 16:34:44,950 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:34:44,984 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:34:44,991 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:34:44,995 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:34:44,997 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:34:45,000 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label26.c [2019-11-26 16:34:45,159 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f3cb0505/0d8e1d09b920473ea5a3ea64ae700fc1/FLAG9a95a2253 [2019-11-26 16:34:46,583 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:34:46,584 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label26.c [2019-11-26 16:34:46,624 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f3cb0505/0d8e1d09b920473ea5a3ea64ae700fc1/FLAG9a95a2253 [2019-11-26 16:34:46,661 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f3cb0505/0d8e1d09b920473ea5a3ea64ae700fc1 [2019-11-26 16:34:46,670 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:34:46,674 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:34:46,678 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:46,680 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:34:46,689 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:34:46,691 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:46" (1/1) ... [2019-11-26 16:34:46,698 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65aa4a6a 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 16:34:46,699 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:46" (1/1) ... [2019-11-26 16:34:46,718 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:34:46,875 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:34:48,481 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:48,498 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:34:49,045 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:49,093 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:34:49,096 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:49 WrapperNode [2019-11-26 16:34:49,097 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:49,098 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:49,101 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:34:49,101 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:34:49,120 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:49" (1/1) ... [2019-11-26 16:34:49,187 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:49" (1/1) ... [2019-11-26 16:34:49,366 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:49,371 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:34:49,372 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:34:49,372 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:34:49,395 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:49" (1/1) ... [2019-11-26 16:34:49,395 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:49" (1/1) ... [2019-11-26 16:34:49,410 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:49" (1/1) ... [2019-11-26 16:34:49,411 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:49" (1/1) ... [2019-11-26 16:34:49,505 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:49" (1/1) ... [2019-11-26 16:34:49,552 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:49" (1/1) ... [2019-11-26 16:34:49,588 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:49" (1/1) ... [2019-11-26 16:34:49,618 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:34:49,631 INFO L168 Benchmark]: Toolchain (without parser) took 2948.09 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 903.8 MB in the end (delta: 52.1 MB). Peak memory consumption was 52.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:49,632 INFO L168 Benchmark]: CDTParser took 0.43 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 16:34:49,634 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2419.57 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: 29.2 MB). Peak memory consumption was 29.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:49,637 INFO L168 Benchmark]: Boogie Procedure Inliner took 272.87 ms. Allocated memory is still 1.0 GB. Free memory was 926.7 MB in the beginning and 915.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:49,643 INFO L168 Benchmark]: Boogie Preprocessor took 248.21 ms. Allocated memory is still 1.0 GB. Free memory was 915.3 MB in the beginning and 903.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:49,653 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 2419.57 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: 29.2 MB). Peak memory consumption was 29.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 272.87 ms. Allocated memory is still 1.0 GB. Free memory was 926.7 MB in the beginning and 915.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 248.21 ms. Allocated memory is still 1.0 GB. Free memory was 915.3 MB in the beginning and 903.8 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... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:34:53,646 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:34:53,650 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:34:53,676 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:34:53,678 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:34:53,689 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:34:53,693 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:34:53,711 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:34:53,714 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:34:53,722 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:34:53,723 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:34:53,730 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:34:53,730 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:34:53,734 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:34:53,741 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:34:53,745 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:34:53,748 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:34:53,754 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:34:53,758 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:34:53,767 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:34:53,776 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:34:53,785 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:34:53,787 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:34:53,789 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:34:53,797 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:34:53,799 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:34:53,799 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:34:53,803 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:34:53,804 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:34:53,805 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:34:53,807 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:34:53,808 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:34:53,810 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:34:53,816 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:34:53,817 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:34:53,821 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:34:53,822 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:34:53,823 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:34:53,823 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:34:53,824 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:34:53,827 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:34:53,829 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:34:53,874 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:34:53,874 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:34:53,878 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:34:53,882 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:34:53,883 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:34:53,883 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:34:53,883 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:34:53,884 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:34:53,884 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:34:53,884 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:34:53,886 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:34:53,886 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:34:53,888 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:34:53,888 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:34:53,889 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:34:53,889 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:34:53,891 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:34:53,891 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:34:53,891 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:34:53,892 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:34:53,892 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:34:53,894 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:34:53,894 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:34:53,894 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:34:53,895 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:34:53,897 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:34:53,897 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:34:53,897 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:34:53,898 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:34:53,898 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:34:53,900 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 -> c73a39be4b04cb22781340db50298b9651d50f3e [2019-11-26 16:34:54,494 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:34:54,522 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:34:54,529 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:34:54,531 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:34:54,536 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:34:54,538 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label26.c [2019-11-26 16:34:54,699 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1507855d2/c29f8b6bd6b94b7fa5929440ff3ae8be/FLAG1c284d809 [2019-11-26 16:34:56,301 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:34:56,303 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label26.c [2019-11-26 16:34:56,352 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1507855d2/c29f8b6bd6b94b7fa5929440ff3ae8be/FLAG1c284d809 [2019-11-26 16:34:56,396 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1507855d2/c29f8b6bd6b94b7fa5929440ff3ae8be [2019-11-26 16:34:56,406 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:34:56,413 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:34:56,417 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:56,421 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:34:56,429 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:34:56,430 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:56" (1/1) ... [2019-11-26 16:34:56,439 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:56, skipping insertion in model container [2019-11-26 16:34:56,441 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:56" (1/1) ... [2019-11-26 16:34:56,453 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:34:56,651 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:34:58,267 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:58,286 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:34:58,866 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:58,914 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:34:58,919 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:58 WrapperNode [2019-11-26 16:34:58,920 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:58,921 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:58,924 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:34:58,924 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:34:58,944 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 16:34:59,019 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 16:34:59,198 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:59,199 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:34:59,199 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:34:59,200 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:34:59,222 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 16:34:59,222 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 16:34:59,242 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 16:34:59,244 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 16:34:59,344 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 16:34:59,384 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 16:34:59,419 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 16:34:59,454 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:34:59,467 INFO L168 Benchmark]: Toolchain (without parser) took 3050.08 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 898.2 MB in the end (delta: 57.8 MB). Peak memory consumption was 57.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:59,467 INFO L168 Benchmark]: CDTParser took 0.46 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 16:34:59,470 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2503.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 921.1 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:59,472 INFO L168 Benchmark]: Boogie Procedure Inliner took 278.01 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 16:34:59,478 INFO L168 Benchmark]: Boogie Preprocessor took 257.59 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 16:34:59,487 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 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 2503.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 921.1 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 278.01 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 257.59 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...