./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label55.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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/Problem12_label55.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 5989178866e38f20430896c8450ffd755c369a02 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem12_label55.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 5989178866e38f20430896c8450ffd755c369a02 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:34:06,948 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:34:06,953 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:34:06,976 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:34:06,978 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:34:06,981 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:34:06,983 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:34:07,012 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:34:07,014 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:34:07,021 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:34:07,022 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:34:07,028 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:34:07,031 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:34:07,035 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:34:07,041 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:34:07,044 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:34:07,050 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:34:07,053 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:34:07,058 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:34:07,069 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:34:07,074 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:34:07,080 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:34:07,082 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:34:07,088 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:34:07,095 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:34:07,096 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:34:07,096 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:34:07,100 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:34:07,101 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:34:07,104 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:34:07,104 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:34:07,105 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:34:07,107 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:34:07,112 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:34:07,114 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:34:07,114 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:34:07,118 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:34:07,118 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:34:07,119 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:34:07,123 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:34:07,125 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:34:07,126 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:34:07,169 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:34:07,172 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:34:07,175 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:34:07,177 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:34:07,177 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:34:07,178 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:34:07,178 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:34:07,180 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:34:07,180 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:34:07,180 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:34:07,182 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:34:07,184 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:34:07,184 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:34:07,185 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:34:07,185 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:34:07,185 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:34:07,187 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:34:07,187 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:34:07,187 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:34:07,188 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:34:07,190 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:34:07,190 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:34:07,190 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:34:07,191 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:34:07,191 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:34:07,191 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:34:07,193 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:34:07,193 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:34:07,193 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 -> 5989178866e38f20430896c8450ffd755c369a02 [2019-11-27 09:34:07,851 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:34:07,882 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:34:07,892 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:34:07,894 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:34:07,894 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:34:07,898 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label55.c [2019-11-27 09:34:08,060 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23c00f102/c18220c4fda94d4aad02e7810d472732/FLAG6d530848d [2019-11-27 09:34:09,637 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:34:09,639 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label55.c [2019-11-27 09:34:09,750 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23c00f102/c18220c4fda94d4aad02e7810d472732/FLAG6d530848d [2019-11-27 09:34:09,794 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23c00f102/c18220c4fda94d4aad02e7810d472732 [2019-11-27 09:34:09,803 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:34:09,807 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:34:09,812 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:34:09,815 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:34:09,819 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:34:09,823 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:34:09" (1/1) ... [2019-11-27 09:34:09,833 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:09, skipping insertion in model container [2019-11-27 09:34:09,833 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:34:09" (1/1) ... [2019-11-27 09:34:09,854 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:34:10,151 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:34:12,923 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:34:12,937 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:34:14,278 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:34:14,356 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:34:14,358 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:14 WrapperNode [2019-11-27 09:34:14,362 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:34:14,363 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:34:14,363 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:34:14,364 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:34:14,384 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:14" (1/1) ... [2019-11-27 09:34:14,492 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:14" (1/1) ... [2019-11-27 09:34:15,146 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:34:15,150 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:34:15,151 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:34:15,151 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:34:15,184 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:14" (1/1) ... [2019-11-27 09:34:15,187 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:14" (1/1) ... [2019-11-27 09:34:15,346 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:14" (1/1) ... [2019-11-27 09:34:15,346 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:14" (1/1) ... [2019-11-27 09:34:15,652 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:14" (1/1) ... [2019-11-27 09:34:15,721 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:14" (1/1) ... [2019-11-27 09:34:16,310 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:14" (1/1) ... [2019-11-27 09:34:16,458 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:34:16,471 INFO L168 Benchmark]: Toolchain (without parser) took 6657.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 913.6 MB in the end (delta: 36.7 MB). Peak memory consumption was 315.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:16,474 INFO L168 Benchmark]: CDTParser took 0.46 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 09:34:16,475 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4550.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 820.7 MB in the end (delta: 129.5 MB). Peak memory consumption was 129.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:16,479 INFO L168 Benchmark]: Boogie Procedure Inliner took 787.10 ms. Allocated memory is still 1.0 GB. Free memory was 820.7 MB in the beginning and 751.9 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:16,482 INFO L168 Benchmark]: Boogie Preprocessor took 1310.59 ms. Allocated memory is still 1.0 GB. Free memory was 751.9 MB in the beginning and 913.6 MB in the end (delta: -161.6 MB). Peak memory consumption was 116.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:16,493 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 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 4550.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 820.7 MB in the end (delta: 129.5 MB). Peak memory consumption was 129.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 787.10 ms. Allocated memory is still 1.0 GB. Free memory was 820.7 MB in the beginning and 751.9 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1310.59 ms. Allocated memory is still 1.0 GB. Free memory was 751.9 MB in the beginning and 913.6 MB in the end (delta: -161.6 MB). Peak memory consumption was 116.7 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-da95e15 [2019-11-27 09:34:20,450 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:34:20,457 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:34:20,479 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:34:20,481 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:34:20,484 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:34:20,499 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:34:20,515 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:34:20,520 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:34:20,525 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:34:20,528 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:34:20,533 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:34:20,536 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:34:20,540 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:34:20,546 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:34:20,550 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:34:20,554 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:34:20,557 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:34:20,563 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:34:20,573 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:34:20,581 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:34:20,588 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:34:20,590 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:34:20,594 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:34:20,603 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:34:20,604 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:34:20,604 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:34:20,608 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:34:20,608 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:34:20,612 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:34:20,612 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:34:20,613 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:34:20,616 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:34:20,618 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:34:20,622 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:34:20,622 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:34:20,624 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:34:20,627 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:34:20,627 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:34:20,628 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:34:20,633 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:34:20,634 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:34:20,675 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:34:20,675 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:34:20,681 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:34:20,682 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:34:20,682 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:34:20,683 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:34:20,683 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:34:20,683 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:34:20,684 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:34:20,684 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:34:20,685 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:34:20,688 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:34:20,688 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:34:20,689 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:34:20,689 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:34:20,690 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:34:20,690 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:34:20,691 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:34:20,691 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:34:20,694 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:34:20,694 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:34:20,694 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:34:20,695 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:34:20,695 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:34:20,695 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:34:20,696 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:34:20,696 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:34:20,699 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:34:20,699 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:34:20,699 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:34:20,701 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 -> 5989178866e38f20430896c8450ffd755c369a02 [2019-11-27 09:34:21,345 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:34:21,375 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:34:21,379 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:34:21,385 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:34:21,388 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:34:21,390 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label55.c [2019-11-27 09:34:21,545 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10d6beb4e/2c6de6a5f9844cfc9631a40e608bd2ed/FLAG7223ede13 [2019-11-27 09:34:23,175 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:34:23,177 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label55.c [2019-11-27 09:34:23,253 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10d6beb4e/2c6de6a5f9844cfc9631a40e608bd2ed/FLAG7223ede13 [2019-11-27 09:34:23,295 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10d6beb4e/2c6de6a5f9844cfc9631a40e608bd2ed [2019-11-27 09:34:23,306 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:34:23,310 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:34:23,313 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:34:23,315 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:34:23,321 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:34:23,326 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:34:23" (1/1) ... [2019-11-27 09:34:23,334 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:23, skipping insertion in model container [2019-11-27 09:34:23,337 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:34:23" (1/1) ... [2019-11-27 09:34:23,358 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:34:23,691 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:34:26,921 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:34:26,938 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:34:28,590 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:34:28,659 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:34:28,661 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:28 WrapperNode [2019-11-27 09:34:28,664 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:34:28,665 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:34:28,666 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:34:28,666 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:34:28,688 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:28" (1/1) ... [2019-11-27 09:34:28,819 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:28" (1/1) ... [2019-11-27 09:34:29,317 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:34:29,318 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:34:29,319 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:34:29,319 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:34:29,343 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:28" (1/1) ... [2019-11-27 09:34:29,348 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:28" (1/1) ... [2019-11-27 09:34:29,402 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:28" (1/1) ... [2019-11-27 09:34:29,403 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:28" (1/1) ... [2019-11-27 09:34:29,635 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:28" (1/1) ... [2019-11-27 09:34:30,030 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:28" (1/1) ... [2019-11-27 09:34:30,078 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:28" (1/1) ... [2019-11-27 09:34:30,131 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:34:30,143 INFO L168 Benchmark]: Toolchain (without parser) took 6826.17 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 945.3 MB in the end (delta: 10.7 MB). Peak memory consumption was 291.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:30,144 INFO L168 Benchmark]: CDTParser took 0.35 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. [2019-11-27 09:34:30,148 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5351.53 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 775.0 MB in the end (delta: 181.0 MB). Peak memory consumption was 181.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:30,149 INFO L168 Benchmark]: Boogie Procedure Inliner took 652.20 ms. Allocated memory is still 1.0 GB. Free memory was 775.0 MB in the beginning and 740.6 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:30,153 INFO L168 Benchmark]: Boogie Preprocessor took 814.04 ms. Allocated memory is still 1.0 GB. Free memory was 740.6 MB in the beginning and 945.3 MB in the end (delta: -204.7 MB). Peak memory consumption was 76.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:30,163 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 5351.53 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 775.0 MB in the end (delta: 181.0 MB). Peak memory consumption was 181.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 652.20 ms. Allocated memory is still 1.0 GB. Free memory was 775.0 MB in the beginning and 740.6 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 814.04 ms. Allocated memory is still 1.0 GB. Free memory was 740.6 MB in the beginning and 945.3 MB in the end (delta: -204.7 MB). Peak memory consumption was 76.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...