./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label44.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/Problem12_label44.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 89d12ebc97c326ee057d1312424a341878341d56 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label44.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 89d12ebc97c326ee057d1312424a341878341d56 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:55:44,530 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:55:44,532 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:55:44,564 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:55:44,566 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:55:44,569 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:55:44,587 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:55:44,605 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:55:44,610 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:55:44,617 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:55:44,622 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:55:44,625 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:55:44,627 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:55:44,633 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:55:44,639 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:55:44,641 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:55:44,644 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:55:44,649 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:55:44,657 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:55:44,664 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:55:44,674 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:55:44,678 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:55:44,682 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:55:44,686 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:55:44,694 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:55:44,695 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:55:44,695 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:55:44,697 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:55:44,700 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:55:44,701 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:55:44,705 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:55:44,706 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:55:44,707 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:55:44,710 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:55:44,713 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:55:44,716 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:55:44,717 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:55:44,718 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:55:44,719 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:55:44,724 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:55:44,729 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:55:44,730 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:55:44,772 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:55:44,773 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:55:44,777 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:55:44,779 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:55:44,779 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:55:44,780 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:55:44,781 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:55:44,783 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:55:44,783 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:55:44,783 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:55:44,785 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:55:44,785 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:55:44,786 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:55:44,789 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:55:44,789 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:55:44,790 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:55:44,790 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:55:44,790 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:55:44,791 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:55:44,791 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:55:44,791 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:55:44,792 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:55:44,792 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:55:44,794 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:55:44,794 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:55:44,794 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:55:44,795 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:55:44,797 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:55:44,797 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 -> 89d12ebc97c326ee057d1312424a341878341d56 [2019-11-27 15:55:45,353 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:55:45,383 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:55:45,390 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:55:45,393 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:55:45,398 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:55:45,399 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label44.c [2019-11-27 15:55:45,558 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/45813b92e/948ec6b3db9a48d485cd5b3f182b3d91/FLAG952dd9460 [2019-11-27 15:55:47,234 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:55:47,241 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label44.c [2019-11-27 15:55:47,315 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/45813b92e/948ec6b3db9a48d485cd5b3f182b3d91/FLAG952dd9460 [2019-11-27 15:55:47,361 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/45813b92e/948ec6b3db9a48d485cd5b3f182b3d91 [2019-11-27 15:55:47,367 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:55:47,373 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:55:47,378 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:47,378 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:55:47,384 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:55:47,388 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:47" (1/1) ... [2019-11-27 15:55:47,398 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:47, skipping insertion in model container [2019-11-27 15:55:47,399 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:47" (1/1) ... [2019-11-27 15:55:47,417 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:55:47,706 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:55:50,523 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:50,538 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:55:52,077 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:52,156 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:55:52,157 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:52 WrapperNode [2019-11-27 15:55:52,158 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:52,161 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:52,163 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:55:52,163 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:55:52,191 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:52" (1/1) ... [2019-11-27 15:55:52,325 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:52" (1/1) ... [2019-11-27 15:55:53,023 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:53,025 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:55:53,025 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:55:53,026 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:55:53,048 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:52" (1/1) ... [2019-11-27 15:55:53,052 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:52" (1/1) ... [2019-11-27 15:55:53,162 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:52" (1/1) ... [2019-11-27 15:55:53,163 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:52" (1/1) ... [2019-11-27 15:55:53,536 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:52" (1/1) ... [2019-11-27 15:55:53,604 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:52" (1/1) ... [2019-11-27 15:55:53,785 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:52" (1/1) ... [2019-11-27 15:55:54,518 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:55:54,530 INFO L168 Benchmark]: Toolchain (without parser) took 7151.92 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 915.1 MB in the end (delta: 35.2 MB). Peak memory consumption was 316.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:54,531 INFO L168 Benchmark]: CDTParser took 0.38 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 15:55:54,536 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4782.45 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 820.8 MB in the end (delta: 129.4 MB). Peak memory consumption was 129.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:54,539 INFO L168 Benchmark]: Boogie Procedure Inliner took 863.98 ms. Allocated memory is still 1.0 GB. Free memory was 820.8 MB in the beginning and 752.1 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:54,543 INFO L168 Benchmark]: Boogie Preprocessor took 1496.60 ms. Allocated memory is still 1.0 GB. Free memory was 752.1 MB in the beginning and 915.1 MB in the end (delta: -163.0 MB). Peak memory consumption was 117.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:54,556 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 4782.45 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 820.8 MB in the end (delta: 129.4 MB). Peak memory consumption was 129.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 863.98 ms. Allocated memory is still 1.0 GB. Free memory was 820.8 MB in the beginning and 752.1 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1496.60 ms. Allocated memory is still 1.0 GB. Free memory was 752.1 MB in the beginning and 915.1 MB in the end (delta: -163.0 MB). Peak memory consumption was 117.9 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 15:55:58,736 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:55:58,741 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:55:58,775 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:55:58,779 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:55:58,781 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:55:58,784 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:55:58,798 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:55:58,805 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:55:58,813 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:55:58,814 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:55:58,819 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:55:58,820 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:55:58,825 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:55:58,827 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:55:58,829 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:55:58,832 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:55:58,835 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:55:58,839 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:55:58,847 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:55:58,854 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:55:58,862 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:55:58,865 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:55:58,868 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:55:58,876 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:55:58,876 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:55:58,879 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:55:58,881 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:55:58,882 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:55:58,885 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:55:58,887 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:55:58,888 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:55:58,889 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:55:58,893 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:55:58,895 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:55:58,897 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:55:58,899 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:55:58,900 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:55:58,902 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:55:58,903 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:55:58,907 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:55:58,908 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:55:58,972 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:55:58,977 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:55:58,980 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:55:58,982 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:55:58,982 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:55:58,985 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:55:58,987 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:55:58,987 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:55:58,987 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:55:58,988 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:55:58,988 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:55:58,990 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:55:58,993 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:55:58,993 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:55:58,995 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:55:58,995 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:55:58,995 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:55:58,996 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:55:58,997 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:55:58,997 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:55:59,000 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:55:59,000 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:55:59,001 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:55:59,001 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:55:59,002 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:55:59,002 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:55:59,002 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:55:59,003 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:55:59,005 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:55:59,005 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:55:59,007 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 -> 89d12ebc97c326ee057d1312424a341878341d56 [2019-11-27 15:55:59,552 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:55:59,594 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:55:59,602 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:55:59,607 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:55:59,609 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:55:59,612 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label44.c [2019-11-27 15:55:59,790 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/17ead1e2c/a58dcc58355846f0bad283ddfd492531/FLAGc76c92300 [2019-11-27 15:56:01,481 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:56:01,486 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label44.c [2019-11-27 15:56:01,557 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/17ead1e2c/a58dcc58355846f0bad283ddfd492531/FLAGc76c92300 [2019-11-27 15:56:01,599 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/17ead1e2c/a58dcc58355846f0bad283ddfd492531 [2019-11-27 15:56:01,606 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:56:01,609 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:56:01,617 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:01,617 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:56:01,622 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:56:01,627 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:01" (1/1) ... [2019-11-27 15:56:01,637 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 03:56:01, skipping insertion in model container [2019-11-27 15:56:01,638 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:01" (1/1) ... [2019-11-27 15:56:01,656 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:56:01,960 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:56:05,573 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:05,587 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:56:07,037 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:07,106 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:56:07,111 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:07 WrapperNode [2019-11-27 15:56:07,112 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:07,113 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:07,114 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:56:07,114 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:56:07,141 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:07" (1/1) ... [2019-11-27 15:56:07,273 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:07" (1/1) ... [2019-11-27 15:56:07,696 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:07,697 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:56:07,699 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:56:07,699 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:56:07,727 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:07" (1/1) ... [2019-11-27 15:56:07,729 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:07" (1/1) ... [2019-11-27 15:56:07,797 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:07" (1/1) ... [2019-11-27 15:56:07,802 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:07" (1/1) ... [2019-11-27 15:56:08,053 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:07" (1/1) ... [2019-11-27 15:56:08,121 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:07" (1/1) ... [2019-11-27 15:56:08,170 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:07" (1/1) ... [2019-11-27 15:56:08,563 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:56:08,573 INFO L168 Benchmark]: Toolchain (without parser) took 6959.34 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 943.5 MB in the end (delta: 6.8 MB). Peak memory consumption was 287.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:08,576 INFO L168 Benchmark]: CDTParser took 0.45 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 15:56:08,581 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5495.75 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 775.0 MB in the end (delta: 175.2 MB). Peak memory consumption was 175.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:08,582 INFO L168 Benchmark]: Boogie Procedure Inliner took 583.11 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 15:56:08,585 INFO L168 Benchmark]: Boogie Preprocessor took 868.96 ms. Allocated memory is still 1.0 GB. Free memory was 740.6 MB in the beginning and 943.5 MB in the end (delta: -202.8 MB). Peak memory consumption was 78.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:08,596 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 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 5495.75 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 775.0 MB in the end (delta: 175.2 MB). Peak memory consumption was 175.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 583.11 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 868.96 ms. Allocated memory is still 1.0 GB. Free memory was 740.6 MB in the beginning and 943.5 MB in the end (delta: -202.8 MB). Peak memory consumption was 78.0 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...