./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem03_label28.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/Problem03_label28.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 ebf691dbfacc6e815feb106191f6dc5ff2cd6b1e ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem03_label28.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 ebf691dbfacc6e815feb106191f6dc5ff2cd6b1e .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 15:43:43,301 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:43:43,306 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:43:43,329 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:43:43,330 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:43:43,331 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:43:43,335 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:43:43,348 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:43:43,356 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:43:43,359 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:43:43,360 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:43:43,364 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:43:43,364 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:43:43,368 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:43:43,369 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:43:43,371 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:43:43,374 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:43:43,375 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:43:43,377 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:43:43,383 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:43:43,390 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:43:43,395 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:43:43,397 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:43:43,399 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:43:43,405 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:43:43,405 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:43:43,405 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:43:43,408 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:43:43,408 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:43:43,410 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:43:43,413 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:43:43,413 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:43:43,414 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:43:43,415 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:43:43,419 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:43:43,420 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:43:43,421 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:43:43,421 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:43:43,421 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:43:43,422 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:43:43,425 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:43:43,425 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:43:43,453 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:43:43,457 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:43:43,459 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:43:43,459 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:43:43,459 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:43:43,460 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:43:43,460 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:43:43,460 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:43:43,460 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:43:43,460 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:43:43,461 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:43:43,464 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:43:43,464 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:43:43,465 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:43:43,465 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:43:43,465 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:43:43,465 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:43:43,465 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:43:43,466 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:43:43,466 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:43:43,466 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:43:43,466 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:43:43,466 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:43:43,467 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:43:43,469 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:43:43,469 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:43:43,469 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:43:43,469 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:43:43,470 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 -> ebf691dbfacc6e815feb106191f6dc5ff2cd6b1e [2019-11-27 15:43:43,921 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:43:43,937 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:43:43,943 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:43:43,945 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:43:43,948 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:43:43,949 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label28.c [2019-11-27 15:43:44,058 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1983de56f/4cc79f5c160b4d6ea6b2e384a71b2554/FLAGe07fec340 [2019-11-27 15:43:45,058 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:43:45,062 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label28.c [2019-11-27 15:43:45,093 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1983de56f/4cc79f5c160b4d6ea6b2e384a71b2554/FLAGe07fec340 [2019-11-27 15:43:45,575 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1983de56f/4cc79f5c160b4d6ea6b2e384a71b2554 [2019-11-27 15:43:45,583 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:43:45,587 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:43:45,588 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:45,589 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:43:45,594 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:43:45,595 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:45" (1/1) ... [2019-11-27 15:43:45,602 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65aa4a6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:45, skipping insertion in model container [2019-11-27 15:43:45,602 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:45" (1/1) ... [2019-11-27 15:43:45,615 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:43:45,723 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:43:46,750 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:46,762 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:43:47,117 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:47,154 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:43:47,156 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:47 WrapperNode [2019-11-27 15:43:47,157 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:47,158 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:47,159 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:43:47,159 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:43:47,175 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:47" (1/1) ... [2019-11-27 15:43:47,222 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:47" (1/1) ... [2019-11-27 15:43:47,349 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:47,350 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:43:47,350 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:43:47,353 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:43:47,369 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:47" (1/1) ... [2019-11-27 15:43:47,369 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:47" (1/1) ... [2019-11-27 15:43:47,377 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:47" (1/1) ... [2019-11-27 15:43:47,382 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:47" (1/1) ... [2019-11-27 15:43:47,443 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:47" (1/1) ... [2019-11-27 15:43:47,478 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:47" (1/1) ... [2019-11-27 15:43:47,497 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:47" (1/1) ... [2019-11-27 15:43:47,523 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:43:47,533 INFO L168 Benchmark]: Toolchain (without parser) took 1939.84 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 903.9 MB in the end (delta: 52.0 MB). Peak memory consumption was 52.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:47,534 INFO L168 Benchmark]: CDTParser took 0.23 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 15:43:47,537 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1568.91 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 926.9 MB in the end (delta: 29.1 MB). Peak memory consumption was 29.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:47,538 INFO L168 Benchmark]: Boogie Procedure Inliner took 192.17 ms. Allocated memory is still 1.0 GB. Free memory was 926.9 MB in the beginning and 915.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:47,543 INFO L168 Benchmark]: Boogie Preprocessor took 174.55 ms. Allocated memory is still 1.0 GB. Free memory was 915.4 MB in the beginning and 903.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:47,549 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 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 1568.91 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 926.9 MB in the end (delta: 29.1 MB). Peak memory consumption was 29.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 192.17 ms. Allocated memory is still 1.0 GB. Free memory was 926.9 MB in the beginning and 915.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 174.55 ms. Allocated memory is still 1.0 GB. Free memory was 915.4 MB in the beginning and 903.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:43:50,256 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:43:50,259 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:43:50,284 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:43:50,285 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:43:50,292 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:43:50,295 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:43:50,308 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:43:50,313 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:43:50,317 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:43:50,320 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:43:50,323 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:43:50,326 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:43:50,328 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:43:50,329 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:43:50,330 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:43:50,334 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:43:50,335 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:43:50,339 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:43:50,342 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:43:50,349 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:43:50,355 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:43:50,356 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:43:50,358 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:43:50,363 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:43:50,365 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:43:50,365 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:43:50,368 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:43:50,368 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:43:50,370 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:43:50,370 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:43:50,371 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:43:50,373 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:43:50,374 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:43:50,377 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:43:50,378 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:43:50,379 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:43:50,381 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:43:50,381 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:43:50,382 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:43:50,384 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:43:50,385 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:43:50,412 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:43:50,414 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:43:50,418 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:43:50,418 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:43:50,418 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:43:50,418 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:43:50,419 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:43:50,420 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:43:50,420 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:43:50,420 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:43:50,421 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:43:50,423 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:43:50,423 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:43:50,423 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:43:50,424 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:43:50,424 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:43:50,424 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:43:50,424 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:43:50,424 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:43:50,426 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:43:50,426 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:43:50,426 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:43:50,426 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:43:50,427 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:43:50,429 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:43:50,429 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:43:50,429 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:43:50,429 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:43:50,430 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:43:50,430 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:43:50,431 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 -> ebf691dbfacc6e815feb106191f6dc5ff2cd6b1e [2019-11-27 15:43:50,840 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:43:50,859 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:43:50,865 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:43:50,867 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:43:50,869 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:43:50,870 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label28.c [2019-11-27 15:43:50,974 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/307cc9a15/c1f886c6e5b64ab080830fb8022d8777/FLAG4b629e7bc [2019-11-27 15:43:51,905 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:43:51,906 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label28.c [2019-11-27 15:43:51,937 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/307cc9a15/c1f886c6e5b64ab080830fb8022d8777/FLAG4b629e7bc [2019-11-27 15:43:52,001 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/307cc9a15/c1f886c6e5b64ab080830fb8022d8777 [2019-11-27 15:43:52,009 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:43:52,010 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:43:52,016 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:52,016 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:43:52,019 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:43:52,021 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:52" (1/1) ... [2019-11-27 15:43:52,029 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@310b35a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:52, skipping insertion in model container [2019-11-27 15:43:52,029 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:52" (1/1) ... [2019-11-27 15:43:52,042 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:43:52,147 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:43:53,203 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:53,215 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:43:53,590 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:53,626 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:43:53,627 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:53 WrapperNode [2019-11-27 15:43:53,627 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:53,628 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:53,631 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:43:53,631 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:43:53,644 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:53" (1/1) ... [2019-11-27 15:43:53,703 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:53" (1/1) ... [2019-11-27 15:43:53,824 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:53,826 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:43:53,829 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:43:53,829 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:43:53,843 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:53" (1/1) ... [2019-11-27 15:43:53,845 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:53" (1/1) ... [2019-11-27 15:43:53,858 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:53" (1/1) ... [2019-11-27 15:43:53,859 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:53" (1/1) ... [2019-11-27 15:43:53,926 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:53" (1/1) ... [2019-11-27 15:43:53,961 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:53" (1/1) ... [2019-11-27 15:43:53,984 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:53" (1/1) ... [2019-11-27 15:43:54,011 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:43:54,016 INFO L168 Benchmark]: Toolchain (without parser) took 2002.76 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 892.5 MB in the end (delta: 63.5 MB). Peak memory consumption was 63.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:54,017 INFO L168 Benchmark]: CDTParser took 1.51 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 15:43:54,021 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1611.91 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 915.4 MB in the end (delta: 40.6 MB). Peak memory consumption was 40.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:54,022 INFO L168 Benchmark]: Boogie Procedure Inliner took 197.55 ms. Allocated memory is still 1.0 GB. Free memory was 915.4 MB in the beginning and 903.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:54,024 INFO L168 Benchmark]: Boogie Preprocessor took 185.26 ms. Allocated memory is still 1.0 GB. Free memory was 903.9 MB in the beginning and 892.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:54,030 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.51 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 1611.91 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 915.4 MB in the end (delta: 40.6 MB). Peak memory consumption was 40.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 197.55 ms. Allocated memory is still 1.0 GB. Free memory was 915.4 MB in the beginning and 903.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 185.26 ms. Allocated memory is still 1.0 GB. Free memory was 903.9 MB in the beginning and 892.5 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...