./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem05_label24.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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/Problem05_label24.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 c504f384a6030b64818e92709526922bd6c97f4d ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem05_label24.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 c504f384a6030b64818e92709526922bd6c97f4d .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:28:19,380 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:28:19,387 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:28:19,422 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:28:19,423 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:28:19,425 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:28:19,429 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:28:19,438 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:28:19,455 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:28:19,457 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:28:19,461 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:28:19,464 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:28:19,468 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:28:19,472 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:28:19,474 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:28:19,479 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:28:19,482 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:28:19,487 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:28:19,491 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:28:19,500 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:28:19,508 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:28:19,515 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:28:19,517 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:28:19,522 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:28:19,529 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:28:19,531 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:28:19,531 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:28:19,535 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:28:19,536 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:28:19,540 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:28:19,540 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:28:19,541 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:28:19,542 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:28:19,544 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:28:19,548 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:28:19,549 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:28:19,550 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:28:19,553 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:28:19,553 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:28:19,555 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:28:19,556 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:28:19,558 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:28:19,598 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:28:19,598 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:28:19,604 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:28:19,606 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:28:19,606 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:28:19,606 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:28:19,608 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:28:19,608 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:28:19,608 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:28:19,610 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:28:19,611 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:28:19,611 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:28:19,612 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:28:19,615 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:28:19,615 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:28:19,616 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:28:19,616 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:28:19,616 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:28:19,617 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:28:19,617 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:28:19,617 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:28:19,618 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:28:19,618 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:28:19,618 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:28:19,618 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:28:19,620 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:28:19,620 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:28:19,620 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:28:19,621 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 -> c504f384a6030b64818e92709526922bd6c97f4d [2019-11-25 22:28:20,153 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:28:20,177 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:28:20,185 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:28:20,189 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:28:20,191 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:28:20,194 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label24.c [2019-11-25 22:28:20,349 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d1dc3dd9/1dec3e4061e94f3097d49beb78ff7452/FLAG2b30de66b [2019-11-25 22:28:22,440 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:28:22,445 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label24.c [2019-11-25 22:28:22,566 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d1dc3dd9/1dec3e4061e94f3097d49beb78ff7452/FLAG2b30de66b [2019-11-25 22:28:22,603 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d1dc3dd9/1dec3e4061e94f3097d49beb78ff7452 [2019-11-25 22:28:22,612 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:28:22,614 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:28:22,619 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:28:22,622 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:28:22,630 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:28:22,631 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:28:22" (1/1) ... [2019-11-25 22:28:22,638 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3756bc5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:22, skipping insertion in model container [2019-11-25 22:28:22,639 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:28:22" (1/1) ... [2019-11-25 22:28:22,659 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:28:23,221 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:28:28,670 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:28:28,682 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:28:31,297 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:28:31,475 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:28:31,479 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:31 WrapperNode [2019-11-25 22:28:31,480 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:28:31,481 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:28:31,482 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:28:31,482 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:28:31,508 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:31" (1/1) ... [2019-11-25 22:28:31,677 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:31" (1/1) ... [2019-11-25 22:28:32,545 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:28:32,552 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:28:32,552 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:28:32,553 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:28:32,582 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:31" (1/1) ... [2019-11-25 22:28:32,582 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:31" (1/1) ... [2019-11-25 22:28:32,724 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:31" (1/1) ... [2019-11-25 22:28:32,727 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:31" (1/1) ... [2019-11-25 22:28:33,026 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:31" (1/1) ... [2019-11-25 22:28:33,152 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:31" (1/1) ... [2019-11-25 22:28:33,265 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:31" (1/1) ... [2019-11-25 22:28:33,397 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:28:33,407 INFO L168 Benchmark]: Toolchain (without parser) took 10786.68 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 742.9 MB in the end (delta: 190.0 MB). Peak memory consumption was 190.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:28:33,408 INFO L168 Benchmark]: CDTParser took 0.33 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. [2019-11-25 22:28:33,412 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8861.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 883.8 MB in the end (delta: 49.1 MB). Peak memory consumption was 273.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:28:33,415 INFO L168 Benchmark]: Boogie Procedure Inliner took 1069.99 ms. Allocated memory is still 1.0 GB. Free memory was 883.8 MB in the beginning and 802.4 MB in the end (delta: 81.4 MB). Peak memory consumption was 81.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:28:33,419 INFO L168 Benchmark]: Boogie Preprocessor took 846.05 ms. Allocated memory is still 1.0 GB. Free memory was 802.4 MB in the beginning and 742.9 MB in the end (delta: 59.5 MB). Peak memory consumption was 59.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:28:33,429 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 8861.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 883.8 MB in the end (delta: 49.1 MB). Peak memory consumption was 273.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1069.99 ms. Allocated memory is still 1.0 GB. Free memory was 883.8 MB in the beginning and 802.4 MB in the end (delta: 81.4 MB). Peak memory consumption was 81.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 846.05 ms. Allocated memory is still 1.0 GB. Free memory was 802.4 MB in the beginning and 742.9 MB in the end (delta: 59.5 MB). Peak memory consumption was 59.5 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 0.1.24-65d6cd2 [2019-11-25 22:28:37,300 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:28:37,309 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:28:37,340 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:28:37,340 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:28:37,345 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:28:37,347 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:28:37,366 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:28:37,372 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:28:37,374 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:28:37,379 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:28:37,381 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:28:37,383 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:28:37,388 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:28:37,393 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:28:37,398 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:28:37,400 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:28:37,402 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:28:37,406 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:28:37,415 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:28:37,424 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:28:37,431 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:28:37,434 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:28:37,441 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:28:37,448 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:28:37,449 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:28:37,449 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:28:37,452 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:28:37,454 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:28:37,455 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:28:37,457 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:28:37,458 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:28:37,463 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:28:37,464 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:28:37,466 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:28:37,468 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:28:37,469 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:28:37,471 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:28:37,471 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:28:37,473 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:28:37,477 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:28:37,478 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:28:37,519 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:28:37,521 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:28:37,526 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:28:37,529 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:28:37,529 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:28:37,530 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:28:37,530 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:28:37,530 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:28:37,531 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:28:37,531 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:28:37,532 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:28:37,533 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:28:37,533 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:28:37,536 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:28:37,537 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:28:37,537 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:28:37,537 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:28:37,537 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:28:37,538 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:28:37,538 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:28:37,538 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:28:37,539 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:28:37,539 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:28:37,541 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:28:37,541 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:28:37,541 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:28:37,542 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:28:37,542 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:28:37,542 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:28:37,544 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:28:37,545 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 -> c504f384a6030b64818e92709526922bd6c97f4d [2019-11-25 22:28:38,162 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:28:38,193 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:28:38,199 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:28:38,203 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:28:38,205 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:28:38,207 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label24.c [2019-11-25 22:28:38,366 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69fb7e4fc/22412f519e3b4eb4ab3cab5a885ed1da/FLAG364421819 [2019-11-25 22:28:40,374 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:28:40,377 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label24.c [2019-11-25 22:28:40,504 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69fb7e4fc/22412f519e3b4eb4ab3cab5a885ed1da/FLAG364421819 [2019-11-25 22:28:40,541 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69fb7e4fc/22412f519e3b4eb4ab3cab5a885ed1da [2019-11-25 22:28:40,551 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:28:40,559 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:28:40,561 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:28:40,563 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:28:40,570 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:28:40,574 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:28:40" (1/1) ... [2019-11-25 22:28:40,583 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3756bc5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:40, skipping insertion in model container [2019-11-25 22:28:40,584 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:28:40" (1/1) ... [2019-11-25 22:28:40,604 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:28:41,336 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:28:46,375 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:28:46,392 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:28:49,494 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:28:49,665 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:28:49,666 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:49 WrapperNode [2019-11-25 22:28:49,667 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:28:49,668 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:28:49,670 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:28:49,670 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:28:49,693 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:49" (1/1) ... [2019-11-25 22:28:49,905 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:49" (1/1) ... [2019-11-25 22:28:50,504 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:28:50,507 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:28:50,507 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:28:50,507 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:28:50,527 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:49" (1/1) ... [2019-11-25 22:28:50,530 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:49" (1/1) ... [2019-11-25 22:28:50,643 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:49" (1/1) ... [2019-11-25 22:28:50,644 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:49" (1/1) ... [2019-11-25 22:28:51,164 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:49" (1/1) ... [2019-11-25 22:28:51,325 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:49" (1/1) ... [2019-11-25 22:28:51,510 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:49" (1/1) ... [2019-11-25 22:28:51,695 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:28:51,707 INFO L168 Benchmark]: Toolchain (without parser) took 11145.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 724.4 MB in the end (delta: 208.6 MB). Peak memory consumption was 208.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:28:51,708 INFO L168 Benchmark]: CDTParser took 0.34 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. [2019-11-25 22:28:51,712 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9106.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 859.9 MB in the end (delta: 73.1 MB). Peak memory consumption was 269.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:28:51,713 INFO L168 Benchmark]: Boogie Procedure Inliner took 838.75 ms. Allocated memory is still 1.0 GB. Free memory was 859.9 MB in the beginning and 784.1 MB in the end (delta: 75.8 MB). Peak memory consumption was 75.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:28:51,717 INFO L168 Benchmark]: Boogie Preprocessor took 1190.81 ms. Allocated memory is still 1.0 GB. Free memory was 784.1 MB in the beginning and 724.4 MB in the end (delta: 59.7 MB). Peak memory consumption was 59.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:28:51,728 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 9106.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 859.9 MB in the end (delta: 73.1 MB). Peak memory consumption was 269.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 838.75 ms. Allocated memory is still 1.0 GB. Free memory was 859.9 MB in the beginning and 784.1 MB in the end (delta: 75.8 MB). Peak memory consumption was 75.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1190.81 ms. Allocated memory is still 1.0 GB. Free memory was 784.1 MB in the beginning and 724.4 MB in the end (delta: 59.7 MB). Peak memory consumption was 59.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...