./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem11_label35.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/Problem11_label35.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 8337eb1f63d7c636385adcfc171aa1b64a009941 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem11_label35.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 8337eb1f63d7c636385adcfc171aa1b64a009941 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:54:55,435 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:54:55,441 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:54:55,474 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:54:55,478 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:54:55,481 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:54:55,483 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:54:55,499 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:54:55,504 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:54:55,511 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:54:55,512 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:54:55,518 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:54:55,520 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:54:55,525 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:54:55,528 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:54:55,534 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:54:55,535 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:54:55,540 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:54:55,544 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:54:55,553 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:54:55,561 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:54:55,568 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:54:55,571 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:54:55,575 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:54:55,581 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:54:55,584 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:54:55,584 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:54:55,586 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:54:55,589 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:54:55,592 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:54:55,593 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:54:55,594 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:54:55,598 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:54:55,599 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:54:55,603 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:54:55,604 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:54:55,605 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:54:55,607 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:54:55,607 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:54:55,608 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:54:55,614 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:54:55,615 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:54:55,654 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:54:55,658 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:54:55,661 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:54:55,663 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:54:55,663 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:54:55,664 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:54:55,664 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:54:55,666 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:54:55,666 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:54:55,666 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:54:55,668 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:54:55,668 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:54:55,671 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:54:55,671 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:54:55,672 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:54:55,672 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:54:55,672 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:54:55,673 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:54:55,673 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:54:55,673 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:54:55,674 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:54:55,676 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:54:55,676 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:54:55,677 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:54:55,677 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:54:55,677 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:54:55,678 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:54:55,681 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:54:55,681 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 -> 8337eb1f63d7c636385adcfc171aa1b64a009941 [2019-11-27 15:54:56,358 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:54:56,386 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:54:56,395 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:54:56,399 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:54:56,400 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:54:56,402 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label35.c [2019-11-27 15:54:56,554 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68e03a27c/563ca93184354f628fdf231041abe925/FLAGbfd4fddd3 [2019-11-27 15:54:57,926 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:54:57,929 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label35.c [2019-11-27 15:54:57,964 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68e03a27c/563ca93184354f628fdf231041abe925/FLAGbfd4fddd3 [2019-11-27 15:54:57,999 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68e03a27c/563ca93184354f628fdf231041abe925 [2019-11-27 15:54:58,010 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:54:58,012 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:54:58,016 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:54:58,017 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:54:58,026 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:54:58,027 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:54:58" (1/1) ... [2019-11-27 15:54:58,035 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@198c21d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:58, skipping insertion in model container [2019-11-27 15:54:58,036 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:54:58" (1/1) ... [2019-11-27 15:54:58,057 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:54:58,185 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:54:59,655 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:54:59,671 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:55:00,041 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:00,084 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:55:00,086 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:00 WrapperNode [2019-11-27 15:55:00,087 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:00,091 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:00,092 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:55:00,092 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:55:00,111 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:00" (1/1) ... [2019-11-27 15:55:00,167 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:00" (1/1) ... [2019-11-27 15:55:00,377 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:00,379 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:55:00,379 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:55:00,380 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:55:00,403 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:00" (1/1) ... [2019-11-27 15:55:00,404 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:00" (1/1) ... [2019-11-27 15:55:00,425 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:00" (1/1) ... [2019-11-27 15:55:00,429 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:00" (1/1) ... [2019-11-27 15:55:00,533 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:00" (1/1) ... [2019-11-27 15:55:00,576 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:00" (1/1) ... [2019-11-27 15:55:00,621 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:00" (1/1) ... [2019-11-27 15:55:00,668 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:55:00,679 INFO L168 Benchmark]: Toolchain (without parser) took 2661.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 921.6 MB in the end (delta: 40.0 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:00,681 INFO L168 Benchmark]: CDTParser took 1.89 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. [2019-11-27 15:55:00,684 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2071.66 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 950.3 MB in the end (delta: 5.6 MB). Peak memory consumption was 21.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:00,686 INFO L168 Benchmark]: Boogie Procedure Inliner took 287.58 ms. Allocated memory is still 1.0 GB. Free memory was 950.3 MB in the beginning and 933.1 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:00,692 INFO L168 Benchmark]: Boogie Preprocessor took 291.56 ms. Allocated memory is still 1.0 GB. Free memory was 933.1 MB in the beginning and 921.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:00,702 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.89 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 2071.66 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 950.3 MB in the end (delta: 5.6 MB). Peak memory consumption was 21.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 287.58 ms. Allocated memory is still 1.0 GB. Free memory was 950.3 MB in the beginning and 933.1 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 291.56 ms. Allocated memory is still 1.0 GB. Free memory was 933.1 MB in the beginning and 921.6 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 0.1.24-509859d [2019-11-27 15:55:04,706 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:55:04,710 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:55:04,745 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:55:04,746 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:55:04,748 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:55:04,752 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:55:04,769 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:55:04,773 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:55:04,779 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:55:04,781 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:55:04,786 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:55:04,787 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:55:04,793 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:55:04,795 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:55:04,799 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:55:04,801 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:55:04,808 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:55:04,811 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:55:04,821 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:55:04,828 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:55:04,836 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:55:04,838 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:55:04,843 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:55:04,849 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:55:04,850 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:55:04,850 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:55:04,854 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:55:04,855 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:55:04,859 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:55:04,859 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:55:04,860 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:55:04,863 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:55:04,865 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:55:04,868 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:55:04,869 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:55:04,870 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:55:04,873 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:55:04,873 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:55:04,874 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:55:04,877 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:55:04,879 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:55:04,919 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:55:04,921 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:55:04,925 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:55:04,927 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:55:04,927 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:55:04,927 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:55:04,928 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:55:04,930 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:55:04,930 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:55:04,930 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:55:04,932 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:55:04,932 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:55:04,932 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:55:04,935 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:55:04,935 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:55:04,936 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:55:04,936 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:55:04,936 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:55:04,937 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:55:04,937 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:55:04,937 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:55:04,940 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:55:04,940 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:55:04,940 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:55:04,941 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:55:04,941 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:55:04,941 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:55:04,942 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:55:04,942 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:55:04,945 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:55:04,946 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 -> 8337eb1f63d7c636385adcfc171aa1b64a009941 [2019-11-27 15:55:05,474 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:55:05,506 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:55:05,512 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:55:05,518 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:55:05,519 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:55:05,523 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label35.c [2019-11-27 15:55:05,688 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af30e960b/066233f88412479a9816fc6936033324/FLAG5b117813a [2019-11-27 15:55:07,103 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:55:07,108 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label35.c [2019-11-27 15:55:07,141 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af30e960b/066233f88412479a9816fc6936033324/FLAG5b117813a [2019-11-27 15:55:07,180 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af30e960b/066233f88412479a9816fc6936033324 [2019-11-27 15:55:07,189 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:55:07,193 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:55:07,199 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:07,199 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:55:07,206 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:55:07,209 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:07" (1/1) ... [2019-11-27 15:55:07,217 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@198c21d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:07, skipping insertion in model container [2019-11-27 15:55:07,218 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:07" (1/1) ... [2019-11-27 15:55:07,238 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:55:07,379 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:55:08,949 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:08,966 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:55:09,396 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:09,440 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:55:09,441 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:09 WrapperNode [2019-11-27 15:55:09,442 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:09,443 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:09,445 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:55:09,445 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:55:09,468 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:09" (1/1) ... [2019-11-27 15:55:09,518 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:09" (1/1) ... [2019-11-27 15:55:09,619 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:09,620 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:55:09,623 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:55:09,623 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:55:09,637 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:09" (1/1) ... [2019-11-27 15:55:09,638 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:09" (1/1) ... [2019-11-27 15:55:09,648 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:09" (1/1) ... [2019-11-27 15:55:09,651 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:09" (1/1) ... [2019-11-27 15:55:09,700 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:09" (1/1) ... [2019-11-27 15:55:09,738 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:09" (1/1) ... [2019-11-27 15:55:09,763 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:09" (1/1) ... [2019-11-27 15:55:09,782 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:55:09,793 INFO L168 Benchmark]: Toolchain (without parser) took 2595.15 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 921.9 MB in the end (delta: 39.8 MB). Peak memory consumption was 39.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:09,794 INFO L168 Benchmark]: CDTParser took 0.43 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:55:09,798 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2243.81 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 939.1 MB in the end (delta: 16.9 MB). Peak memory consumption was 21.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:09,799 INFO L168 Benchmark]: Boogie Procedure Inliner took 176.50 ms. Allocated memory is still 1.0 GB. Free memory was 939.1 MB in the beginning and 927.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:09,803 INFO L168 Benchmark]: Boogie Preprocessor took 166.09 ms. Allocated memory is still 1.0 GB. Free memory was 927.6 MB in the beginning and 921.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:09,815 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2243.81 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 939.1 MB in the end (delta: 16.9 MB). Peak memory consumption was 21.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 176.50 ms. Allocated memory is still 1.0 GB. Free memory was 939.1 MB in the beginning and 927.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 166.09 ms. Allocated memory is still 1.0 GB. Free memory was 927.6 MB in the beginning and 921.9 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...