./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label53.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/Problem01_label53.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 bab2da56573ef206e3542dbf4ea35e0da738901e ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem01_label53.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 bab2da56573ef206e3542dbf4ea35e0da738901e ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 20:39:47,414 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:39:47,419 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:39:47,441 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:39:47,443 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:39:47,445 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:39:47,448 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:39:47,478 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:39:47,481 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:39:47,487 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:39:47,491 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:39:47,495 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:39:47,498 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:39:47,503 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:39:47,508 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:39:47,511 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:39:47,515 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:39:47,519 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:39:47,524 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:39:47,533 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:39:47,541 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:39:47,548 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:39:47,550 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:39:47,555 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:39:47,563 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:39:47,564 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:39:47,564 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:39:47,567 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:39:47,569 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:39:47,570 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:39:47,572 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:39:47,573 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:39:47,577 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:39:47,579 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:39:47,581 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:39:47,584 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:39:47,585 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:39:47,586 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:39:47,586 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:39:47,590 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:39:47,592 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:39:47,593 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:39:47,633 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:39:47,636 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:39:47,639 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:39:47,642 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:39:47,642 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:39:47,643 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:39:47,643 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:39:47,644 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:39:47,644 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:39:47,644 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:39:47,646 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:39:47,648 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:39:47,648 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:39:47,649 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:39:47,649 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:39:47,649 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:39:47,649 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:39:47,651 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:39:47,651 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:39:47,651 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:39:47,652 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:39:47,653 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:39:47,653 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:39:47,655 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:39:47,655 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:39:47,655 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:39:47,656 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:39:47,657 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:39:47,657 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:39:47,660 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 -> bab2da56573ef206e3542dbf4ea35e0da738901e [2019-11-24 20:39:48,325 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:39:48,354 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:39:48,364 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:39:48,366 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:39:48,369 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:39:48,370 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label53.c [2019-11-24 20:39:48,530 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b404ba33/bfc7e8befa5b44a4b1f7debfe9a8490e/FLAGec172447d [2019-11-24 20:39:49,797 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:39:49,805 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label53.c [2019-11-24 20:39:49,848 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b404ba33/bfc7e8befa5b44a4b1f7debfe9a8490e/FLAGec172447d [2019-11-24 20:39:49,884 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b404ba33/bfc7e8befa5b44a4b1f7debfe9a8490e [2019-11-24 20:39:49,889 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:39:49,891 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:39:49,905 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:39:49,905 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:39:49,914 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:39:49,916 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:39:49" (1/1) ... [2019-11-24 20:39:49,920 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36cbbb69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:49, skipping insertion in model container [2019-11-24 20:39:49,920 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:39:49" (1/1) ... [2019-11-24 20:39:49,932 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:39:50,050 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:39:51,115 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:39:51,132 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:39:51,422 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:39:51,465 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:39:51,467 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:51 WrapperNode [2019-11-24 20:39:51,467 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:39:51,469 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:39:51,469 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:39:51,470 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:39:51,480 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:51" (1/1) ... [2019-11-24 20:39:51,543 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:51" (1/1) ... [2019-11-24 20:39:51,692 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:39:51,693 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:39:51,693 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:39:51,693 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:39:51,717 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:51" (1/1) ... [2019-11-24 20:39:51,719 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:51" (1/1) ... [2019-11-24 20:39:51,733 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:51" (1/1) ... [2019-11-24 20:39:51,735 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:51" (1/1) ... [2019-11-24 20:39:51,802 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:51" (1/1) ... [2019-11-24 20:39:51,833 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:51" (1/1) ... [2019-11-24 20:39:51,850 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:51" (1/1) ... [2019-11-24 20:39:51,877 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:39:51,896 INFO L168 Benchmark]: Toolchain (without parser) took 1997.61 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 961.6 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:51,897 INFO L168 Benchmark]: CDTParser took 0.82 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 20:39:51,903 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1562.85 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 973.0 MB in the end (delta: -5.6 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:51,906 INFO L168 Benchmark]: Boogie Procedure Inliner took 223.78 ms. Allocated memory is still 1.0 GB. Free memory was 973.0 MB in the beginning and 967.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:51,912 INFO L168 Benchmark]: Boogie Preprocessor took 191.69 ms. Allocated memory is still 1.0 GB. Free memory was 967.3 MB in the beginning and 961.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:51,927 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.82 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 1562.85 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 973.0 MB in the end (delta: -5.6 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 223.78 ms. Allocated memory is still 1.0 GB. Free memory was 973.0 MB in the beginning and 967.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 191.69 ms. Allocated memory is still 1.0 GB. Free memory was 967.3 MB in the beginning and 961.6 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... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 20:39:55,840 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:39:55,844 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:39:55,878 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:39:55,881 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:39:55,883 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:39:55,887 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:39:55,900 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:39:55,909 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:39:55,913 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:39:55,914 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:39:55,919 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:39:55,922 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:39:55,924 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:39:55,928 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:39:55,929 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:39:55,933 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:39:55,934 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:39:55,938 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:39:55,944 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:39:55,950 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:39:55,957 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:39:55,958 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:39:55,961 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:39:55,970 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:39:55,970 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:39:55,971 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:39:55,973 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:39:55,973 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:39:55,975 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:39:55,979 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:39:55,980 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:39:55,981 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:39:55,982 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:39:55,985 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:39:55,985 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:39:55,987 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:39:55,988 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:39:55,988 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:39:55,990 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:39:55,994 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:39:55,995 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:39:56,044 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:39:56,051 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:39:56,055 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:39:56,057 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:39:56,057 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:39:56,060 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:39:56,062 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:39:56,062 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:39:56,062 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:39:56,063 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:39:56,065 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:39:56,065 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:39:56,065 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:39:56,067 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:39:56,067 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:39:56,067 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:39:56,068 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:39:56,070 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:39:56,070 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:39:56,070 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:39:56,071 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:39:56,071 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:39:56,073 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:39:56,073 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:39:56,074 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:39:56,074 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:39:56,074 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:39:56,076 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:39:56,077 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:39:56,077 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:39:56,078 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:39:56,081 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 -> bab2da56573ef206e3542dbf4ea35e0da738901e [2019-11-24 20:39:56,649 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:39:56,689 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:39:56,698 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:39:56,701 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:39:56,704 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:39:56,706 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label53.c [2019-11-24 20:39:56,868 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a400203b/4908d7f1ae4c4dffac00d242aa897710/FLAG82848bbdc [2019-11-24 20:39:58,098 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:39:58,100 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label53.c [2019-11-24 20:39:58,138 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a400203b/4908d7f1ae4c4dffac00d242aa897710/FLAG82848bbdc [2019-11-24 20:39:58,554 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a400203b/4908d7f1ae4c4dffac00d242aa897710 [2019-11-24 20:39:58,562 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:39:58,566 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:39:58,571 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:39:58,572 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:39:58,581 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:39:58,582 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:39:58" (1/1) ... [2019-11-24 20:39:58,591 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5421ec35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:58, skipping insertion in model container [2019-11-24 20:39:58,592 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:39:58" (1/1) ... [2019-11-24 20:39:58,614 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:39:58,722 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:39:59,758 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:39:59,778 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:40:00,225 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:00,255 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:40:00,256 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:00 WrapperNode [2019-11-24 20:40:00,256 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:00,257 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:00,258 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:40:00,260 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:40:00,270 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:00" (1/1) ... [2019-11-24 20:40:00,340 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:00" (1/1) ... [2019-11-24 20:40:00,502 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:00,503 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:40:00,503 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:40:00,504 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:40:00,526 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:00" (1/1) ... [2019-11-24 20:40:00,528 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:00" (1/1) ... [2019-11-24 20:40:00,541 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:00" (1/1) ... [2019-11-24 20:40:00,543 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:00" (1/1) ... [2019-11-24 20:40:00,623 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:00" (1/1) ... [2019-11-24 20:40:00,652 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:00" (1/1) ... [2019-11-24 20:40:00,670 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:00" (1/1) ... [2019-11-24 20:40:00,701 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:40:00,714 INFO L168 Benchmark]: Toolchain (without parser) took 2143.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 972.1 MB in the end (delta: -10.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:40:00,719 INFO L168 Benchmark]: CDTParser took 2.09 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 20:40:00,724 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1685.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 977.8 MB in the end (delta: -16.1 MB). Peak memory consumption was 34.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:00,725 INFO L168 Benchmark]: Boogie Procedure Inliner took 245.49 ms. Allocated memory is still 1.0 GB. Free memory was 977.8 MB in the beginning and 972.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:00,728 INFO L168 Benchmark]: Boogie Preprocessor took 200.57 ms. Allocated memory is still 1.0 GB. Free memory is still 972.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:40:00,737 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.09 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 1685.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 977.8 MB in the end (delta: -16.1 MB). Peak memory consumption was 34.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 245.49 ms. Allocated memory is still 1.0 GB. Free memory was 977.8 MB in the beginning and 972.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 200.57 ms. Allocated memory is still 1.0 GB. Free memory is still 972.1 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...