./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label55.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/Problem15_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 297aead311cc5c8731f2891f7cef2f7c75fa3ee5 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem15_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 297aead311cc5c8731f2891f7cef2f7c75fa3ee5 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:58:21,214 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:58:21,220 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:58:21,255 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:58:21,257 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:58:21,262 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:58:21,264 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:58:21,283 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:58:21,285 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:58:21,291 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:58:21,293 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:58:21,300 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:58:21,301 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:58:21,305 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:58:21,311 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:58:21,314 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:58:21,317 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:58:21,321 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:58:21,326 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:58:21,335 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:58:21,340 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:58:21,349 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:58:21,350 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:58:21,356 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:58:21,363 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:58:21,363 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:58:21,364 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:58:21,367 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:58:21,367 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:58:21,369 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:58:21,371 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:58:21,374 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:58:21,375 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:58:21,380 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:58:21,382 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:58:21,382 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:58:21,385 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:58:21,387 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:58:21,387 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:58:21,388 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:58:21,392 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:58:21,395 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:58:21,436 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:58:21,437 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:58:21,442 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:58:21,442 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:58:21,445 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:58:21,445 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:58:21,446 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:58:21,446 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:58:21,446 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:58:21,447 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:58:21,448 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:58:21,451 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:58:21,451 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:58:21,452 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:58:21,452 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:58:21,453 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:58:21,453 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:58:21,453 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:58:21,454 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:58:21,456 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:58:21,456 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:58:21,456 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:58:21,457 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:58:21,457 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:58:21,459 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:58:21,459 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:58:21,459 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:58:21,460 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:58:21,462 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 -> 297aead311cc5c8731f2891f7cef2f7c75fa3ee5 [2019-11-27 15:58:21,984 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:58:22,017 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:58:22,023 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:58:22,028 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:58:22,031 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:58:22,032 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label55.c [2019-11-27 15:58:22,198 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b69fbfbe/d7223b0ee4524c0e848a6c514e4ecfbf/FLAG49888cb51 [2019-11-27 15:58:23,733 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:58:23,735 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label55.c [2019-11-27 15:58:23,788 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b69fbfbe/d7223b0ee4524c0e848a6c514e4ecfbf/FLAG49888cb51 [2019-11-27 15:58:23,826 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b69fbfbe/d7223b0ee4524c0e848a6c514e4ecfbf [2019-11-27 15:58:23,834 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:58:23,838 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:58:23,842 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:23,844 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:58:23,851 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:58:23,855 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:23" (1/1) ... [2019-11-27 15:58:23,863 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 03:58:23, skipping insertion in model container [2019-11-27 15:58:23,864 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:23" (1/1) ... [2019-11-27 15:58:23,885 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:58:24,050 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:58:25,952 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:25,967 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:58:26,629 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:26,671 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:58:26,677 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:26 WrapperNode [2019-11-27 15:58:26,678 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:26,679 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:26,682 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:58:26,682 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:58:26,702 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:26" (1/1) ... [2019-11-27 15:58:26,781 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:26" (1/1) ... [2019-11-27 15:58:27,141 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:27,147 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:58:27,147 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:58:27,148 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:58:27,172 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:26" (1/1) ... [2019-11-27 15:58:27,173 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:26" (1/1) ... [2019-11-27 15:58:27,218 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:26" (1/1) ... [2019-11-27 15:58:27,221 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:26" (1/1) ... [2019-11-27 15:58:27,401 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:26" (1/1) ... [2019-11-27 15:58:27,455 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:26" (1/1) ... [2019-11-27 15:58:27,537 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:26" (1/1) ... [2019-11-27 15:58:27,618 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:58:27,629 INFO L168 Benchmark]: Toolchain (without parser) took 3783.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 857.7 MB in the end (delta: 98.1 MB). Peak memory consumption was 98.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:27,630 INFO L168 Benchmark]: CDTParser took 0.47 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 15:58:27,632 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2836.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 915.0 MB in the end (delta: 40.8 MB). Peak memory consumption was 40.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:27,636 INFO L168 Benchmark]: Boogie Procedure Inliner took 467.78 ms. Allocated memory is still 1.0 GB. Free memory was 915.0 MB in the beginning and 880.6 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:27,641 INFO L168 Benchmark]: Boogie Preprocessor took 471.40 ms. Allocated memory is still 1.0 GB. Free memory was 880.6 MB in the beginning and 857.7 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:27,652 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47 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 2836.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 915.0 MB in the end (delta: 40.8 MB). Peak memory consumption was 40.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 467.78 ms. Allocated memory is still 1.0 GB. Free memory was 915.0 MB in the beginning and 880.6 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 471.40 ms. Allocated memory is still 1.0 GB. Free memory was 880.6 MB in the beginning and 857.7 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 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 15:58:31,628 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:58:31,633 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:58:31,666 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:58:31,668 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:58:31,670 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:58:31,677 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:58:31,692 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:58:31,695 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:58:31,701 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:58:31,703 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:58:31,707 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:58:31,709 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:58:31,711 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:58:31,715 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:58:31,716 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:58:31,718 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:58:31,723 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:58:31,732 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:58:31,738 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:58:31,751 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:58:31,757 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:58:31,760 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:58:31,766 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:58:31,774 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:58:31,774 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:58:31,775 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:58:31,778 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:58:31,780 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:58:31,781 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:58:31,783 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:58:31,784 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:58:31,786 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:58:31,791 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:58:31,793 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:58:31,794 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:58:31,796 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:58:31,797 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:58:31,797 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:58:31,800 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:58:31,803 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:58:31,804 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:58:31,845 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:58:31,845 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:58:31,852 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:58:31,853 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:58:31,853 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:58:31,856 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:58:31,856 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:58:31,856 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:58:31,857 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:58:31,857 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:58:31,858 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:58:31,859 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:58:31,861 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:58:31,861 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:58:31,862 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:58:31,862 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:58:31,862 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:58:31,863 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:58:31,863 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:58:31,864 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:58:31,864 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:58:31,866 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:58:31,866 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:58:31,867 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:58:31,868 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:58:31,868 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:58:31,871 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:58:31,871 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:58:31,871 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:58:31,872 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:58:31,873 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 -> 297aead311cc5c8731f2891f7cef2f7c75fa3ee5 [2019-11-27 15:58:32,461 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:58:32,490 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:58:32,500 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:58:32,503 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:58:32,506 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:58:32,508 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label55.c [2019-11-27 15:58:32,663 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1bbee982/5941cdb930e24f40a3ad004687d34ec1/FLAGdf289ce8f [2019-11-27 15:58:34,140 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:58:34,143 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label55.c [2019-11-27 15:58:34,184 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1bbee982/5941cdb930e24f40a3ad004687d34ec1/FLAGdf289ce8f [2019-11-27 15:58:34,225 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1bbee982/5941cdb930e24f40a3ad004687d34ec1 [2019-11-27 15:58:34,235 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:58:34,239 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:58:34,245 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:34,246 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:58:34,252 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:58:34,255 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:34" (1/1) ... [2019-11-27 15:58:34,264 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:34, skipping insertion in model container [2019-11-27 15:58:34,265 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:34" (1/1) ... [2019-11-27 15:58:34,281 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:58:34,463 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:58:36,603 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:36,621 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:58:37,467 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:37,514 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:58:37,515 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:37 WrapperNode [2019-11-27 15:58:37,518 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:37,519 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:37,519 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:58:37,520 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:58:37,542 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:37" (1/1) ... [2019-11-27 15:58:37,625 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:37" (1/1) ... [2019-11-27 15:58:37,829 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:37,830 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:58:37,832 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:58:37,832 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:58:37,854 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:37" (1/1) ... [2019-11-27 15:58:37,857 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:37" (1/1) ... [2019-11-27 15:58:37,899 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:37" (1/1) ... [2019-11-27 15:58:37,901 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:37" (1/1) ... [2019-11-27 15:58:38,020 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:37" (1/1) ... [2019-11-27 15:58:38,079 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:37" (1/1) ... [2019-11-27 15:58:38,105 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:37" (1/1) ... [2019-11-27 15:58:38,129 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:58:38,142 INFO L168 Benchmark]: Toolchain (without parser) took 3895.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 852.0 MB in the end (delta: 109.5 MB). Peak memory consumption was 109.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:38,143 INFO L168 Benchmark]: CDTParser took 0.97 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 15:58:38,147 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3273.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 880.7 MB in the end (delta: 80.9 MB). Peak memory consumption was 80.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:38,149 INFO L168 Benchmark]: Boogie Procedure Inliner took 310.41 ms. Allocated memory is still 1.0 GB. Free memory was 880.7 MB in the beginning and 863.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:38,152 INFO L168 Benchmark]: Boogie Preprocessor took 301.98 ms. Allocated memory is still 1.0 GB. Free memory was 863.5 MB in the beginning and 852.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:38,164 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.97 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 3273.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 880.7 MB in the end (delta: 80.9 MB). Peak memory consumption was 80.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 310.41 ms. Allocated memory is still 1.0 GB. Free memory was 880.7 MB in the beginning and 863.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 301.98 ms. Allocated memory is still 1.0 GB. Free memory was 863.5 MB in the beginning and 852.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...