./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem13_label20.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/Problem13_label20.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 cb18b6c79c99bbe1877c6cd59c97a7ba19c05fbb ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem13_label20.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 cb18b6c79c99bbe1877c6cd59c97a7ba19c05fbb ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 20:53:16,588 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:53:16,595 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:53:16,635 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:53:16,636 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:53:16,638 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:53:16,644 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:53:16,659 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:53:16,662 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:53:16,670 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:53:16,672 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:53:16,676 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:53:16,678 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:53:16,682 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:53:16,687 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:53:16,693 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:53:16,694 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:53:16,699 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:53:16,706 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:53:16,714 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:53:16,720 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:53:16,727 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:53:16,729 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:53:16,733 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:53:16,740 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:53:16,742 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:53:16,742 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:53:16,745 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:53:16,745 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:53:16,748 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:53:16,750 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:53:16,751 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:53:16,752 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:53:16,755 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:53:16,757 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:53:16,760 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:53:16,761 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:53:16,762 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:53:16,762 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:53:16,768 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:53:16,770 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:53:16,771 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:53:16,807 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:53:16,810 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:53:16,814 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:53:16,815 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:53:16,815 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:53:16,818 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:53:16,818 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:53:16,818 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:53:16,819 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:53:16,819 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:53:16,820 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:53:16,821 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:53:16,821 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:53:16,821 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:53:16,823 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:53:16,823 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:53:16,823 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:53:16,824 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:53:16,825 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:53:16,825 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:53:16,826 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:53:16,827 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:53:16,827 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:53:16,827 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:53:16,830 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:53:16,830 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:53:16,830 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:53:16,831 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:53:16,831 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:53:16,831 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 -> cb18b6c79c99bbe1877c6cd59c97a7ba19c05fbb [2019-11-24 20:53:17,353 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:53:17,385 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:53:17,394 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:53:17,397 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:53:17,401 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:53:17,402 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label20.c [2019-11-24 20:53:17,562 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b69fc2b8/e4813dd15d0b4646ae2e02c55eebc01e/FLAG90269cfb2 [2019-11-24 20:53:19,363 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:53:19,367 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label20.c [2019-11-24 20:53:19,456 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b69fc2b8/e4813dd15d0b4646ae2e02c55eebc01e/FLAG90269cfb2 [2019-11-24 20:53:19,501 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b69fc2b8/e4813dd15d0b4646ae2e02c55eebc01e [2019-11-24 20:53:19,511 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:53:19,513 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:53:19,521 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:53:19,521 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:53:19,529 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:53:19,533 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:53:19" (1/1) ... [2019-11-24 20:53:19,540 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc0b2b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:19, skipping insertion in model container [2019-11-24 20:53:19,541 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:53:19" (1/1) ... [2019-11-24 20:53:19,560 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:53:19,907 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:53:23,228 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:53:23,248 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:53:25,095 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:53:25,168 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:53:25,171 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:25 WrapperNode [2019-11-24 20:53:25,172 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:53:25,176 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:53:25,176 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:53:25,177 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:53:25,195 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:25" (1/1) ... [2019-11-24 20:53:25,327 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:25" (1/1) ... [2019-11-24 20:53:26,639 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:53:26,641 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:53:26,642 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:53:26,642 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:53:26,664 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:25" (1/1) ... [2019-11-24 20:53:26,664 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:25" (1/1) ... [2019-11-24 20:53:26,807 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:25" (1/1) ... [2019-11-24 20:53:26,808 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:25" (1/1) ... [2019-11-24 20:53:27,214 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:25" (1/1) ... [2019-11-24 20:53:27,331 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:25" (1/1) ... [2019-11-24 20:53:27,518 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:25" (1/1) ... [2019-11-24 20:53:27,672 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:53:27,680 INFO L168 Benchmark]: Toolchain (without parser) took 8162.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 804.4 MB in the end (delta: 140.1 MB). Peak memory consumption was 140.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:27,682 INFO L168 Benchmark]: CDTParser took 3.66 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 20:53:27,684 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5651.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 773.8 MB in the end (delta: 170.7 MB). Peak memory consumption was 170.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:27,690 INFO L168 Benchmark]: Boogie Procedure Inliner took 1465.10 ms. Allocated memory is still 1.0 GB. Free memory was 773.8 MB in the beginning and 872.9 MB in the end (delta: -99.1 MB). Peak memory consumption was 126.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:27,693 INFO L168 Benchmark]: Boogie Preprocessor took 1030.99 ms. Allocated memory is still 1.0 GB. Free memory was 872.9 MB in the beginning and 804.4 MB in the end (delta: 68.5 MB). Peak memory consumption was 68.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:27,703 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.66 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 5651.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 773.8 MB in the end (delta: 170.7 MB). Peak memory consumption was 170.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1465.10 ms. Allocated memory is still 1.0 GB. Free memory was 773.8 MB in the beginning and 872.9 MB in the end (delta: -99.1 MB). Peak memory consumption was 126.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1030.99 ms. Allocated memory is still 1.0 GB. Free memory was 872.9 MB in the beginning and 804.4 MB in the end (delta: 68.5 MB). Peak memory consumption was 68.5 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 20:53:31,627 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:53:31,634 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:53:31,655 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:53:31,657 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:53:31,659 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:53:31,674 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:53:31,690 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:53:31,692 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:53:31,699 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:53:31,701 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:53:31,705 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:53:31,708 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:53:31,713 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:53:31,717 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:53:31,722 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:53:31,723 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:53:31,728 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:53:31,735 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:53:31,740 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:53:31,750 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:53:31,755 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:53:31,756 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:53:31,761 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:53:31,768 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:53:31,772 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:53:31,772 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:53:31,774 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:53:31,775 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:53:31,776 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:53:31,779 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:53:31,780 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:53:31,780 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:53:31,783 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:53:31,787 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:53:31,788 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:53:31,789 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:53:31,789 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:53:31,793 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:53:31,794 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:53:31,796 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:53:31,797 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:53:31,836 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:53:31,836 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:53:31,839 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:53:31,839 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:53:31,839 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:53:31,841 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:53:31,841 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:53:31,841 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:53:31,844 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:53:31,844 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:53:31,845 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:53:31,846 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:53:31,846 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:53:31,847 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:53:31,847 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:53:31,847 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:53:31,848 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:53:31,849 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:53:31,849 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:53:31,849 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:53:31,851 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:53:31,851 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:53:31,851 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:53:31,853 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:53:31,853 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:53:31,853 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:53:31,854 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:53:31,856 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:53:31,856 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:53:31,856 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:53:31,858 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:53:31,858 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 -> cb18b6c79c99bbe1877c6cd59c97a7ba19c05fbb [2019-11-24 20:53:32,439 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:53:32,468 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:53:32,472 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:53:32,479 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:53:32,481 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:53:32,481 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label20.c [2019-11-24 20:53:32,636 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d8400927/3d87319f610d4e00b5e01a7d243d93e5/FLAG19e63cb89 [2019-11-24 20:53:34,388 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:53:34,393 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label20.c [2019-11-24 20:53:34,467 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d8400927/3d87319f610d4e00b5e01a7d243d93e5/FLAG19e63cb89 [2019-11-24 20:53:34,815 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d8400927/3d87319f610d4e00b5e01a7d243d93e5 [2019-11-24 20:53:34,823 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:53:34,826 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:53:34,833 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:53:34,833 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:53:34,840 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:53:34,841 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:53:34" (1/1) ... [2019-11-24 20:53:34,852 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f182920 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:34, skipping insertion in model container [2019-11-24 20:53:34,853 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:53:34" (1/1) ... [2019-11-24 20:53:34,870 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:53:35,209 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:53:38,745 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:53:38,759 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:53:40,511 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:53:40,587 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:53:40,592 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:40 WrapperNode [2019-11-24 20:53:40,592 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:53:40,593 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:53:40,596 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:53:40,600 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:53:40,619 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:40" (1/1) ... [2019-11-24 20:53:40,776 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:40" (1/1) ... [2019-11-24 20:53:41,363 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:53:41,365 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:53:41,368 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:53:41,368 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:53:41,389 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:40" (1/1) ... [2019-11-24 20:53:41,392 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:40" (1/1) ... [2019-11-24 20:53:41,476 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:40" (1/1) ... [2019-11-24 20:53:41,476 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:40" (1/1) ... [2019-11-24 20:53:41,790 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:40" (1/1) ... [2019-11-24 20:53:41,869 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:40" (1/1) ... [2019-11-24 20:53:41,963 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:40" (1/1) ... [2019-11-24 20:53:42,058 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:53:42,069 INFO L168 Benchmark]: Toolchain (without parser) took 7236.89 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.0 MB in the beginning and 884.6 MB in the end (delta: 58.4 MB). Peak memory consumption was 58.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:42,070 INFO L168 Benchmark]: CDTParser took 2.26 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 20:53:42,074 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5760.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.0 MB in the beginning and 722.0 MB in the end (delta: 221.0 MB). Peak memory consumption was 221.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:42,077 INFO L168 Benchmark]: Boogie Procedure Inliner took 771.34 ms. Allocated memory is still 1.0 GB. Free memory was 722.0 MB in the beginning and 918.3 MB in the end (delta: -196.3 MB). Peak memory consumption was 43.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:42,079 INFO L168 Benchmark]: Boogie Preprocessor took 695.45 ms. Allocated memory is still 1.0 GB. Free memory was 918.3 MB in the beginning and 884.6 MB in the end (delta: 33.7 MB). Peak memory consumption was 33.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:42,090 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.26 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 5760.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.0 MB in the beginning and 722.0 MB in the end (delta: 221.0 MB). Peak memory consumption was 221.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 771.34 ms. Allocated memory is still 1.0 GB. Free memory was 722.0 MB in the beginning and 918.3 MB in the end (delta: -196.3 MB). Peak memory consumption was 43.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 695.45 ms. Allocated memory is still 1.0 GB. Free memory was 918.3 MB in the beginning and 884.6 MB in the end (delta: 33.7 MB). Peak memory consumption was 33.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...