./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem02_label44.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/Problem02_label44.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 eb2ed652d9060283eed99b129e3cfec21e515617 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem02_label44.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 eb2ed652d9060283eed99b129e3cfec21e515617 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 20:40:16,208 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:40:16,216 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:40:16,255 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:40:16,256 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:40:16,258 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:40:16,263 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:40:16,282 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:40:16,287 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:40:16,294 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:40:16,299 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:40:16,302 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:40:16,306 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:40:16,311 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:40:16,315 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:40:16,320 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:40:16,322 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:40:16,327 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:40:16,331 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:40:16,340 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:40:16,349 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:40:16,356 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:40:16,361 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:40:16,366 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:40:16,373 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:40:16,374 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:40:16,374 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:40:16,378 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:40:16,381 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:40:16,382 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:40:16,383 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:40:16,387 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:40:16,388 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:40:16,392 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:40:16,394 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:40:16,396 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:40:16,397 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:40:16,400 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:40:16,400 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:40:16,402 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:40:16,406 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:40:16,407 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:40:16,449 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:40:16,450 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:40:16,454 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:40:16,455 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:40:16,456 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:40:16,456 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:40:16,459 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:40:16,459 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:40:16,459 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:40:16,460 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:40:16,461 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:40:16,461 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:40:16,462 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:40:16,462 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:40:16,465 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:40:16,465 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:40:16,465 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:40:16,466 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:40:16,466 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:40:16,466 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:40:16,467 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:40:16,467 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:40:16,467 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:40:16,470 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:40:16,470 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:40:16,470 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:40:16,471 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:40:16,471 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:40:16,471 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:40:16,472 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 -> eb2ed652d9060283eed99b129e3cfec21e515617 [2019-11-24 20:40:17,124 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:40:17,150 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:40:17,160 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:40:17,165 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:40:17,166 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:40:17,167 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label44.c [2019-11-24 20:40:17,322 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3313f4cf2/0df5a7c2923f4661b9d01b69313bf2fc/FLAGadaa4b36c [2019-11-24 20:40:18,497 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:40:18,502 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label44.c [2019-11-24 20:40:18,532 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3313f4cf2/0df5a7c2923f4661b9d01b69313bf2fc/FLAGadaa4b36c [2019-11-24 20:40:18,991 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3313f4cf2/0df5a7c2923f4661b9d01b69313bf2fc [2019-11-24 20:40:18,999 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:40:19,001 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:40:19,007 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:19,010 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:40:19,017 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:40:19,019 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:18" (1/1) ... [2019-11-24 20:40:19,029 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7547f8bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:19, skipping insertion in model container [2019-11-24 20:40:19,029 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:18" (1/1) ... [2019-11-24 20:40:19,046 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:40:19,148 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:40:20,069 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:20,087 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:40:20,530 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:20,571 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:40:20,572 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:20 WrapperNode [2019-11-24 20:40:20,573 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:20,577 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:20,577 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:40:20,577 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:40:20,591 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:20" (1/1) ... [2019-11-24 20:40:20,628 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:20" (1/1) ... [2019-11-24 20:40:20,744 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:20,744 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:40:20,745 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:40:20,745 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:40:20,756 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:20" (1/1) ... [2019-11-24 20:40:20,757 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:20" (1/1) ... [2019-11-24 20:40:20,786 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:20" (1/1) ... [2019-11-24 20:40:20,787 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:20" (1/1) ... [2019-11-24 20:40:20,842 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:20" (1/1) ... [2019-11-24 20:40:20,879 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:20" (1/1) ... [2019-11-24 20:40:20,897 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:20" (1/1) ... [2019-11-24 20:40:20,929 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:40:20,940 INFO L168 Benchmark]: Toolchain (without parser) took 1934.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.6 MB in the end (delta: -4.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:40:20,945 INFO L168 Benchmark]: CDTParser took 2.68 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 20:40:20,949 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1565.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 983.8 MB in the end (delta: -22.1 MB). Peak memory consumption was 33.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:20,952 INFO L168 Benchmark]: Boogie Procedure Inliner took 167.35 ms. Allocated memory is still 1.0 GB. Free memory was 983.8 MB in the beginning and 978.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:20,956 INFO L168 Benchmark]: Boogie Preprocessor took 188.55 ms. Allocated memory is still 1.0 GB. Free memory was 978.1 MB in the beginning and 966.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:20,968 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.68 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 1565.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 983.8 MB in the end (delta: -22.1 MB). Peak memory consumption was 33.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 167.35 ms. Allocated memory is still 1.0 GB. Free memory was 983.8 MB in the beginning and 978.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 188.55 ms. Allocated memory is still 1.0 GB. Free memory was 978.1 MB in the beginning and 966.6 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 0.1.24-32f2683 [2019-11-24 20:40:24,686 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:40:24,688 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:40:24,708 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:40:24,709 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:40:24,712 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:40:24,714 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:40:24,744 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:40:24,749 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:40:24,754 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:40:24,756 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:40:24,761 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:40:24,764 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:40:24,768 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:40:24,772 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:40:24,776 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:40:24,781 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:40:24,783 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:40:24,788 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:40:24,798 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:40:24,803 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:40:24,810 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:40:24,815 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:40:24,817 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:40:24,824 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:40:24,827 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:40:24,827 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:40:24,829 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:40:24,830 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:40:24,832 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:40:24,834 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:40:24,835 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:40:24,837 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:40:24,841 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:40:24,843 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:40:24,844 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:40:24,847 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:40:24,847 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:40:24,848 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:40:24,850 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:40:24,854 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:40:24,855 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:40:24,902 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:40:24,906 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:40:24,908 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:40:24,908 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:40:24,909 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:40:24,911 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:40:24,911 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:40:24,911 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:40:24,912 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:40:24,912 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:40:24,913 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:40:24,916 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:40:24,916 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:40:24,916 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:40:24,917 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:40:24,917 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:40:24,917 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:40:24,918 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:40:24,919 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:40:24,919 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:40:24,922 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:40:24,922 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:40:24,922 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:40:24,923 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:40:24,923 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:40:24,923 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:40:24,924 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:40:24,924 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:40:24,926 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:40:24,926 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:40:24,927 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:40:24,928 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 -> eb2ed652d9060283eed99b129e3cfec21e515617 [2019-11-24 20:40:25,543 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:40:25,576 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:40:25,584 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:40:25,587 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:40:25,593 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:40:25,594 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label44.c [2019-11-24 20:40:25,761 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d09946290/67b379c319fe412f95628a1bc8cc0f41/FLAG206887e60 [2019-11-24 20:40:26,950 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:40:26,956 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label44.c [2019-11-24 20:40:26,989 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d09946290/67b379c319fe412f95628a1bc8cc0f41/FLAG206887e60 [2019-11-24 20:40:27,425 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d09946290/67b379c319fe412f95628a1bc8cc0f41 [2019-11-24 20:40:27,435 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:40:27,437 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:40:27,441 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:27,445 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:40:27,449 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:40:27,454 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:27" (1/1) ... [2019-11-24 20:40:27,461 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b8ee707 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:27, skipping insertion in model container [2019-11-24 20:40:27,464 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:27" (1/1) ... [2019-11-24 20:40:27,483 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:40:27,589 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:40:28,562 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:28,576 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:40:28,846 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:28,890 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:40:28,895 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:28 WrapperNode [2019-11-24 20:40:28,896 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:28,897 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:28,897 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:40:28,900 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:40:28,922 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:28" (1/1) ... [2019-11-24 20:40:28,977 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:28" (1/1) ... [2019-11-24 20:40:29,120 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:29,122 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:40:29,124 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:40:29,124 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:40:29,145 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:28" (1/1) ... [2019-11-24 20:40:29,153 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:28" (1/1) ... [2019-11-24 20:40:29,171 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:28" (1/1) ... [2019-11-24 20:40:29,172 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:28" (1/1) ... [2019-11-24 20:40:29,237 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:28" (1/1) ... [2019-11-24 20:40:29,271 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:28" (1/1) ... [2019-11-24 20:40:29,283 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:28" (1/1) ... [2019-11-24 20:40:29,309 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:40:29,321 INFO L168 Benchmark]: Toolchain (without parser) took 1876.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 972.5 MB in the end (delta: -5.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:40:29,322 INFO L168 Benchmark]: CDTParser took 0.34 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 20:40:29,326 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1454.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.2 MB in the end (delta: -10.8 MB). Peak memory consumption was 33.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:29,329 INFO L168 Benchmark]: Boogie Procedure Inliner took 225.06 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:40:29,336 INFO L168 Benchmark]: Boogie Preprocessor took 188.65 ms. Allocated memory is still 1.0 GB. Free memory was 978.2 MB in the beginning and 972.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:29,345 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1454.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.2 MB in the end (delta: -10.8 MB). Peak memory consumption was 33.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 225.06 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 188.65 ms. Allocated memory is still 1.0 GB. Free memory was 978.2 MB in the beginning and 972.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...