./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 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/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 0.1.24-32f2683 [2019-11-24 20:40:40,177 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:40:40,184 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:40:40,218 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:40:40,220 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:40:40,223 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:40:40,226 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:40:40,245 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:40:40,248 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:40:40,254 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:40:40,256 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:40:40,261 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:40:40,263 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:40:40,269 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:40:40,270 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:40:40,275 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:40:40,277 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:40:40,283 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:40:40,286 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:40:40,296 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:40:40,303 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:40:40,311 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:40:40,317 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:40:40,319 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:40:40,326 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:40:40,328 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:40:40,328 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:40:40,332 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:40:40,333 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:40:40,336 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:40:40,336 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:40:40,337 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:40:40,341 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:40:40,343 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:40:40,345 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:40:40,346 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:40:40,350 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:40:40,351 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:40:40,351 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:40:40,352 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:40:40,358 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:40:40,359 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:40:40,399 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:40:40,400 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:40:40,406 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:40:40,406 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:40:40,407 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:40:40,407 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:40:40,408 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:40:40,408 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:40:40,410 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:40:40,410 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:40:40,411 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:40:40,412 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:40:40,412 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:40:40,415 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:40:40,415 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:40:40,416 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:40:40,416 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:40:40,416 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:40:40,417 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:40:40,417 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:40:40,418 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:40:40,420 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:40:40,420 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:40:40,420 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:40:40,421 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:40:40,421 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:40:40,421 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:40:40,423 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:40:40,423 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:40:40,423 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 [2019-11-24 20:40:41,012 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:40:41,049 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:40:41,055 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:40:41,059 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:40:41,063 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:40:41,065 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label26.c [2019-11-24 20:40:41,225 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e6afa7237/bd10b2e0b5af48e3a921d3436a53ee88/FLAGd1b964605 [2019-11-24 20:40:42,592 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:40:42,595 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label26.c [2019-11-24 20:40:42,636 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e6afa7237/bd10b2e0b5af48e3a921d3436a53ee88/FLAGd1b964605 [2019-11-24 20:40:42,675 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e6afa7237/bd10b2e0b5af48e3a921d3436a53ee88 [2019-11-24 20:40:42,682 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:40:42,688 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:40:42,695 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:42,696 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:40:42,702 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:40:42,706 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:42" (1/1) ... [2019-11-24 20:40:42,714 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@310b35a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:42, skipping insertion in model container [2019-11-24 20:40:42,715 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:42" (1/1) ... [2019-11-24 20:40:42,734 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:40:42,899 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:40:44,679 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:44,694 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:40:45,289 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:45,341 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:40:45,344 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:45 WrapperNode [2019-11-24 20:40:45,345 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:45,346 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:45,349 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:40:45,349 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:40:45,368 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:45" (1/1) ... [2019-11-24 20:40:45,443 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:45" (1/1) ... [2019-11-24 20:40:45,628 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:45,632 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:40:45,633 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:40:45,633 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:40:45,654 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:45" (1/1) ... [2019-11-24 20:40:45,660 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:45" (1/1) ... [2019-11-24 20:40:45,673 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:45" (1/1) ... [2019-11-24 20:40:45,676 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:45" (1/1) ... [2019-11-24 20:40:45,769 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:45" (1/1) ... [2019-11-24 20:40:45,818 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:45" (1/1) ... [2019-11-24 20:40:45,846 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:45" (1/1) ... [2019-11-24 20:40:45,892 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:40:45,899 INFO L168 Benchmark]: Toolchain (without parser) took 3207.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 903.6 MB in the end (delta: 52.4 MB). Peak memory consumption was 52.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:45,904 INFO L168 Benchmark]: CDTParser took 0.90 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 20:40:45,908 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2649.98 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 932.2 MB in the end (delta: 23.7 MB). Peak memory consumption was 28.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:45,910 INFO L168 Benchmark]: Boogie Procedure Inliner took 286.20 ms. Allocated memory is still 1.0 GB. Free memory was 932.2 MB in the beginning and 915.0 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:45,915 INFO L168 Benchmark]: Boogie Preprocessor took 259.82 ms. Allocated memory is still 1.0 GB. Free memory was 915.0 MB in the beginning and 903.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:45,925 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.90 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 2649.98 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 932.2 MB in the end (delta: 23.7 MB). Peak memory consumption was 28.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 286.20 ms. Allocated memory is still 1.0 GB. Free memory was 932.2 MB in the beginning and 915.0 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 259.82 ms. Allocated memory is still 1.0 GB. Free memory was 915.0 MB in the beginning and 903.6 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 20:40:49,796 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:40:49,802 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:40:49,837 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:40:49,839 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:40:49,841 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:40:49,849 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:40:49,863 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:40:49,868 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:40:49,873 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:40:49,878 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:40:49,881 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:40:49,884 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:40:49,888 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:40:49,893 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:40:49,895 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:40:49,900 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:40:49,903 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:40:49,908 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:40:49,916 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:40:49,923 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:40:49,933 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:40:49,934 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:40:49,936 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:40:49,944 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:40:49,947 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:40:49,947 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:40:49,950 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:40:49,950 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:40:49,952 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:40:49,955 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:40:49,956 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:40:49,957 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:40:49,962 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:40:49,964 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:40:49,964 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:40:49,967 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:40:49,968 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:40:49,968 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:40:49,969 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:40:49,973 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:40:49,974 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:40:50,014 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:40:50,015 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:40:50,020 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:40:50,021 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:40:50,022 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:40:50,022 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:40:50,024 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:40:50,024 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:40:50,024 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:40:50,025 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:40:50,026 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:40:50,027 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:40:50,030 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:40:50,030 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:40:50,031 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:40:50,031 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:40:50,031 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:40:50,032 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:40:50,032 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:40:50,032 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:40:50,033 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:40:50,033 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:40:50,035 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:40:50,035 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:40:50,035 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:40:50,036 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:40:50,036 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:40:50,038 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:40:50,038 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:40:50,038 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:40:50,040 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:40:50,040 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 [2019-11-24 20:40:50,619 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:40:50,649 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:40:50,658 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:40:50,663 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:40:50,665 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:40:50,669 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label26.c [2019-11-24 20:40:50,830 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef5c762f1/90dc2b2bbc224b6e84ba1ca6a8d40d55/FLAG4bffecbaa [2019-11-24 20:40:52,280 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:40:52,281 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label26.c [2019-11-24 20:40:52,325 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef5c762f1/90dc2b2bbc224b6e84ba1ca6a8d40d55/FLAG4bffecbaa [2019-11-24 20:40:52,364 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef5c762f1/90dc2b2bbc224b6e84ba1ca6a8d40d55 [2019-11-24 20:40:52,370 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:40:52,378 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:40:52,380 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:52,384 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:40:52,390 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:40:52,391 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:52" (1/1) ... [2019-11-24 20:40:52,401 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36afd66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:52, skipping insertion in model container [2019-11-24 20:40:52,401 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:52" (1/1) ... [2019-11-24 20:40:52,420 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:40:52,581 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:40:54,294 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:54,314 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:40:55,035 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:55,090 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:40:55,092 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:55 WrapperNode [2019-11-24 20:40:55,093 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:55,094 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:55,096 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:40:55,098 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:40:55,119 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:55" (1/1) ... [2019-11-24 20:40:55,221 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:55" (1/1) ... [2019-11-24 20:40:55,432 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:55,432 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:40:55,432 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:40:55,433 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:40:55,450 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:55" (1/1) ... [2019-11-24 20:40:55,451 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:55" (1/1) ... [2019-11-24 20:40:55,466 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:55" (1/1) ... [2019-11-24 20:40:55,466 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:55" (1/1) ... [2019-11-24 20:40:55,536 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:55" (1/1) ... [2019-11-24 20:40:55,590 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:55" (1/1) ... [2019-11-24 20:40:55,621 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:55" (1/1) ... [2019-11-24 20:40:55,661 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:40:55,671 INFO L168 Benchmark]: Toolchain (without parser) took 3290.23 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 57.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:55,672 INFO L168 Benchmark]: CDTParser took 0.66 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 20:40:55,674 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2713.36 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. [2019-11-24 20:40:55,674 INFO L168 Benchmark]: Boogie Procedure Inliner took 337.97 ms. Allocated memory is still 1.0 GB. Free memory was 921.1 MB in the beginning and 909.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:55,679 INFO L168 Benchmark]: Boogie Preprocessor took 229.45 ms. Allocated memory is still 1.0 GB. Free memory was 909.7 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. [2019-11-24 20:40:55,687 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.66 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 2713.36 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 337.97 ms. Allocated memory is still 1.0 GB. Free memory was 921.1 MB in the beginning and 909.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 229.45 ms. Allocated memory is still 1.0 GB. Free memory was 909.7 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...