./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem03_label58.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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_label58.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 bc3f4f83dc0f9722fad67bdaf812b1845d8e1022 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label58.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 bc3f4f83dc0f9722fad67bdaf812b1845d8e1022 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:35:07,449 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:35:07,451 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:35:07,473 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:35:07,474 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:35:07,480 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:35:07,482 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:35:07,495 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:35:07,501 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:35:07,507 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:35:07,508 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:35:07,510 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:35:07,511 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:35:07,514 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:35:07,517 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:35:07,519 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:35:07,520 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:35:07,522 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:35:07,525 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:35:07,531 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:35:07,536 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:35:07,544 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:35:07,545 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:35:07,546 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:35:07,552 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:35:07,552 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:35:07,553 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:35:07,554 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:35:07,554 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:35:07,555 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:35:07,557 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:35:07,557 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:35:07,558 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:35:07,561 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:35:07,563 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:35:07,563 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:35:07,564 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:35:07,566 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:35:07,566 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:35:07,567 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:35:07,570 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:35:07,571 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:35:07,599 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:35:07,600 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:35:07,602 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:35:07,603 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:35:07,604 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:35:07,604 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:35:07,604 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:35:07,607 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:35:07,607 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:35:07,607 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:35:07,608 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:35:07,609 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:35:07,609 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:35:07,609 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:35:07,609 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:35:07,610 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:35:07,610 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:35:07,610 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:35:07,612 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:35:07,612 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:35:07,612 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:35:07,612 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:35:07,613 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:35:07,613 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:35:07,613 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:35:07,615 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:35:07,615 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:35:07,615 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:35:07,615 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 -> bc3f4f83dc0f9722fad67bdaf812b1845d8e1022 [2019-11-26 16:35:08,065 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:35:08,087 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:35:08,094 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:35:08,095 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:35:08,097 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:35:08,098 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label58.c [2019-11-26 16:35:08,206 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6af727742/dba818c588134d1fb1c75bbdff37aeb4/FLAG43f186b71 [2019-11-26 16:35:09,189 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:35:09,192 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label58.c [2019-11-26 16:35:09,228 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6af727742/dba818c588134d1fb1c75bbdff37aeb4/FLAG43f186b71 [2019-11-26 16:35:09,721 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6af727742/dba818c588134d1fb1c75bbdff37aeb4 [2019-11-26 16:35:09,725 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:35:09,731 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:35:09,734 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:09,736 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:35:09,741 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:35:09,742 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:09" (1/1) ... [2019-11-26 16:35:09,750 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 26.11 04:35:09, skipping insertion in model container [2019-11-26 16:35:09,750 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:09" (1/1) ... [2019-11-26 16:35:09,764 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:35:09,880 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:35:10,971 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:10,983 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:35:11,363 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:11,396 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:35:11,399 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:11 WrapperNode [2019-11-26 16:35:11,400 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:11,401 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:11,404 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:35:11,404 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:35:11,417 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:11" (1/1) ... [2019-11-26 16:35:11,472 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:11" (1/1) ... [2019-11-26 16:35:11,596 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:11,599 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:35:11,599 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:35:11,599 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:35:11,614 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:11" (1/1) ... [2019-11-26 16:35:11,616 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:11" (1/1) ... [2019-11-26 16:35:11,625 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:11" (1/1) ... [2019-11-26 16:35:11,630 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:11" (1/1) ... [2019-11-26 16:35:11,690 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:11" (1/1) ... [2019-11-26 16:35:11,726 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:11" (1/1) ... [2019-11-26 16:35:11,749 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:11" (1/1) ... [2019-11-26 16:35:11,772 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:35:11,780 INFO L168 Benchmark]: Toolchain (without parser) took 2043.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 903.7 MB in the end (delta: 50.8 MB). Peak memory consumption was 50.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:11,782 INFO L168 Benchmark]: CDTParser took 1.74 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. [2019-11-26 16:35:11,783 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1666.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 926.6 MB in the end (delta: 27.9 MB). Peak memory consumption was 28.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:11,785 INFO L168 Benchmark]: Boogie Procedure Inliner took 197.74 ms. Allocated memory is still 1.0 GB. Free memory was 926.6 MB in the beginning and 915.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:11,789 INFO L168 Benchmark]: Boogie Preprocessor took 173.60 ms. Allocated memory is still 1.0 GB. Free memory was 915.2 MB in the beginning and 903.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:11,796 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.74 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 1666.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 926.6 MB in the end (delta: 27.9 MB). Peak memory consumption was 28.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 197.74 ms. Allocated memory is still 1.0 GB. Free memory was 926.6 MB in the beginning and 915.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 173.60 ms. Allocated memory is still 1.0 GB. Free memory was 915.2 MB in the beginning and 903.7 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 0.1.24-025d5a2 [2019-11-26 16:35:14,564 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:35:14,567 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:35:14,585 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:35:14,586 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:35:14,593 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:35:14,597 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:35:14,611 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:35:14,615 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:35:14,621 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:35:14,622 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:35:14,626 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:35:14,627 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:35:14,629 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:35:14,631 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:35:14,633 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:35:14,637 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:35:14,638 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:35:14,641 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:35:14,645 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:35:14,654 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:35:14,658 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:35:14,659 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:35:14,662 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:35:14,668 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:35:14,669 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:35:14,669 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:35:14,671 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:35:14,671 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:35:14,673 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:35:14,674 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:35:14,674 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:35:14,676 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:35:14,677 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:35:14,680 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:35:14,680 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:35:14,682 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:35:14,683 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:35:14,683 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:35:14,684 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:35:14,686 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:35:14,688 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:35:14,717 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:35:14,717 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:35:14,719 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:35:14,721 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:35:14,721 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:35:14,721 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:35:14,722 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:35:14,722 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:35:14,722 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:35:14,724 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:35:14,725 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:35:14,725 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:35:14,725 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:35:14,726 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:35:14,726 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:35:14,726 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:35:14,729 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:35:14,729 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:35:14,729 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:35:14,730 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:35:14,730 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:35:14,730 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:35:14,730 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:35:14,730 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:35:14,731 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:35:14,731 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:35:14,731 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:35:14,731 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:35:14,731 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:35:14,734 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:35:14,735 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 -> bc3f4f83dc0f9722fad67bdaf812b1845d8e1022 [2019-11-26 16:35:15,181 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:35:15,199 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:35:15,202 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:35:15,208 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:35:15,209 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:35:15,210 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label58.c [2019-11-26 16:35:15,311 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f2826f394/5ed649d3ab13428a8bf0ecc83823e63f/FLAG1994e97f1 [2019-11-26 16:35:16,254 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:35:16,255 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label58.c [2019-11-26 16:35:16,289 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f2826f394/5ed649d3ab13428a8bf0ecc83823e63f/FLAG1994e97f1 [2019-11-26 16:35:16,337 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f2826f394/5ed649d3ab13428a8bf0ecc83823e63f [2019-11-26 16:35:16,344 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:35:16,347 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:35:16,352 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:16,352 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:35:16,355 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:35:16,359 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:16" (1/1) ... [2019-11-26 16:35:16,364 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 26.11 04:35:16, skipping insertion in model container [2019-11-26 16:35:16,364 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:16" (1/1) ... [2019-11-26 16:35:16,380 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:35:16,486 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:35:17,558 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:17,570 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:35:17,930 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:17,978 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:35:17,980 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:17 WrapperNode [2019-11-26 16:35:17,983 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:17,984 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:17,984 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:35:17,984 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:35:18,002 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:17" (1/1) ... [2019-11-26 16:35:18,056 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:17" (1/1) ... [2019-11-26 16:35:18,183 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:18,187 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:35:18,187 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:35:18,187 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:35:18,200 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:17" (1/1) ... [2019-11-26 16:35:18,202 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:17" (1/1) ... [2019-11-26 16:35:18,216 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:17" (1/1) ... [2019-11-26 16:35:18,216 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:17" (1/1) ... [2019-11-26 16:35:18,280 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:17" (1/1) ... [2019-11-26 16:35:18,314 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:17" (1/1) ... [2019-11-26 16:35:18,330 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:17" (1/1) ... [2019-11-26 16:35:18,346 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:35:18,353 INFO L168 Benchmark]: Toolchain (without parser) took 2001.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 896.8 MB in the end (delta: 63.5 MB). Peak memory consumption was 63.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:18,354 INFO L168 Benchmark]: CDTParser took 2.76 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. [2019-11-26 16:35:18,355 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1631.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 919.7 MB in the end (delta: 40.6 MB). Peak memory consumption was 40.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:18,358 INFO L168 Benchmark]: Boogie Procedure Inliner took 202.94 ms. Allocated memory is still 1.0 GB. Free memory was 919.7 MB in the beginning and 908.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:18,360 INFO L168 Benchmark]: Boogie Preprocessor took 159.10 ms. Allocated memory is still 1.0 GB. Free memory was 908.2 MB in the beginning and 896.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:18,368 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.76 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 1631.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 919.7 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 202.94 ms. Allocated memory is still 1.0 GB. Free memory was 919.7 MB in the beginning and 908.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 159.10 ms. Allocated memory is still 1.0 GB. Free memory was 908.2 MB in the beginning and 896.8 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...