./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem13_label49.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/Problem13_label49.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 2b2168337066bebfc616cd668b68ac2ed677bc0c .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem13_label49.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 2b2168337066bebfc616cd668b68ac2ed677bc0c ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 16:47:50,473 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:47:50,478 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:47:50,502 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:47:50,503 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:47:50,506 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:47:50,521 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:47:50,537 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:47:50,539 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:47:50,543 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:47:50,547 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:47:50,552 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:47:50,555 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:47:50,559 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:47:50,564 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:47:50,567 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:47:50,571 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:47:50,573 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:47:50,580 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:47:50,587 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:47:50,595 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:47:50,601 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:47:50,604 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:47:50,609 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:47:50,616 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:47:50,617 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:47:50,617 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:47:50,620 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:47:50,622 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:47:50,623 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:47:50,627 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:47:50,628 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:47:50,629 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:47:50,632 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:47:50,634 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:47:50,637 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:47:50,638 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:47:50,639 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:47:50,639 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:47:50,645 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:47:50,646 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:47:50,647 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:47:50,686 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:47:50,688 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:47:50,692 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:47:50,696 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:47:50,696 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:47:50,697 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:47:50,697 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:47:50,697 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:47:50,697 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:47:50,698 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:47:50,699 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:47:50,699 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:47:50,700 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:47:50,702 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:47:50,702 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:47:50,703 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:47:50,703 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:47:50,703 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:47:50,704 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:47:50,704 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:47:50,705 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:47:50,708 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:47:50,708 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:47:50,708 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:47:50,709 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:47:50,709 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:47:50,709 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:47:50,710 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:47:50,710 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 -> 2b2168337066bebfc616cd668b68ac2ed677bc0c [2019-11-26 16:47:51,219 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:47:51,249 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:47:51,255 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:47:51,258 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:47:51,263 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:47:51,264 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label49.c [2019-11-26 16:47:51,407 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/073add2dd/b4317bc5a22a401c92522ebbdf1c644a/FLAGbfaad1958 [2019-11-26 16:47:53,103 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:47:53,105 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label49.c [2019-11-26 16:47:53,179 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/073add2dd/b4317bc5a22a401c92522ebbdf1c644a/FLAGbfaad1958 [2019-11-26 16:47:53,585 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/073add2dd/b4317bc5a22a401c92522ebbdf1c644a [2019-11-26 16:47:53,590 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:47:53,592 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:47:53,602 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:47:53,602 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:47:53,614 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:47:53,615 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:47:53" (1/1) ... [2019-11-26 16:47:53,624 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@182ffbb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:53, skipping insertion in model container [2019-11-26 16:47:53,624 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:47:53" (1/1) ... [2019-11-26 16:47:53,643 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:47:54,043 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:47:57,510 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:57,527 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:47:59,100 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:59,176 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:47:59,177 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:59 WrapperNode [2019-11-26 16:47:59,178 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:47:59,179 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:59,182 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:47:59,182 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:47:59,203 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:59" (1/1) ... [2019-11-26 16:47:59,328 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:59" (1/1) ... [2019-11-26 16:48:00,772 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:00,776 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:48:00,776 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:48:00,778 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:48:00,800 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:59" (1/1) ... [2019-11-26 16:48:00,805 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:59" (1/1) ... [2019-11-26 16:48:00,999 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:59" (1/1) ... [2019-11-26 16:48:01,005 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:59" (1/1) ... [2019-11-26 16:48:01,559 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:59" (1/1) ... [2019-11-26 16:48:01,629 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:59" (1/1) ... [2019-11-26 16:48:01,914 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:59" (1/1) ... [2019-11-26 16:48:02,233 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:48:02,244 INFO L168 Benchmark]: Toolchain (without parser) took 8645.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 815.4 MB in the end (delta: 127.7 MB). Peak memory consumption was 127.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:02,245 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. [2019-11-26 16:48:02,250 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5576.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 788.2 MB in the end (delta: 154.9 MB). Peak memory consumption was 155.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:02,251 INFO L168 Benchmark]: Boogie Procedure Inliner took 1596.50 ms. Allocated memory is still 1.0 GB. Free memory was 788.2 MB in the beginning and 880.8 MB in the end (delta: -92.6 MB). Peak memory consumption was 153.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:02,255 INFO L168 Benchmark]: Boogie Preprocessor took 1459.00 ms. Allocated memory is still 1.0 GB. Free memory was 880.8 MB in the beginning and 815.4 MB in the end (delta: 65.4 MB). Peak memory consumption was 65.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:02,267 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 5576.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 788.2 MB in the end (delta: 154.9 MB). Peak memory consumption was 155.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1596.50 ms. Allocated memory is still 1.0 GB. Free memory was 788.2 MB in the beginning and 880.8 MB in the end (delta: -92.6 MB). Peak memory consumption was 153.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1459.00 ms. Allocated memory is still 1.0 GB. Free memory was 880.8 MB in the beginning and 815.4 MB in the end (delta: 65.4 MB). Peak memory consumption was 65.4 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 16:48:06,301 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:48:06,307 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:48:06,345 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:48:06,346 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:48:06,348 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:48:06,354 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:48:06,356 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:48:06,377 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:48:06,379 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:48:06,386 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:48:06,387 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:48:06,389 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:48:06,393 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:48:06,398 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:48:06,401 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:48:06,406 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:48:06,409 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:48:06,415 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:48:06,426 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:48:06,434 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:48:06,441 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:48:06,443 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:48:06,448 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:48:06,456 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:48:06,457 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:48:06,457 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:48:06,459 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:48:06,460 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:48:06,463 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:48:06,467 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:48:06,468 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:48:06,469 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:48:06,470 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:48:06,475 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:48:06,476 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:48:06,477 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:48:06,479 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:48:06,479 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:48:06,481 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:48:06,485 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:48:06,486 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:48:06,526 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:48:06,528 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:48:06,530 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:48:06,534 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:48:06,534 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:48:06,535 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:48:06,535 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:48:06,535 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:48:06,536 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:48:06,536 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:48:06,540 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:48:06,540 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:48:06,541 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:48:06,541 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:48:06,542 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:48:06,542 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:48:06,542 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:48:06,542 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:48:06,543 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:48:06,544 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:48:06,544 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:48:06,544 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:48:06,547 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:48:06,547 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:48:06,548 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:48:06,548 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:48:06,548 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:48:06,548 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:48:06,549 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:48:06,549 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:48:06,551 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 -> 2b2168337066bebfc616cd668b68ac2ed677bc0c [2019-11-26 16:48:07,097 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:48:07,129 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:48:07,139 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:48:07,143 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:48:07,144 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:48:07,147 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label49.c [2019-11-26 16:48:07,313 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e420c20e8/aa6e66e5f76445fbb4ca630d70251ba7/FLAGfd7845f38 [2019-11-26 16:48:09,096 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:48:09,097 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label49.c [2019-11-26 16:48:09,198 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e420c20e8/aa6e66e5f76445fbb4ca630d70251ba7/FLAGfd7845f38 [2019-11-26 16:48:09,237 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e420c20e8/aa6e66e5f76445fbb4ca630d70251ba7 [2019-11-26 16:48:09,248 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:48:09,250 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:48:09,254 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:09,256 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:48:09,262 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:48:09,266 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:09" (1/1) ... [2019-11-26 16:48:09,278 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22abccbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:09, skipping insertion in model container [2019-11-26 16:48:09,278 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:09" (1/1) ... [2019-11-26 16:48:09,298 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:48:09,620 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:48:13,493 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:13,509 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:48:15,453 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:15,534 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:48:15,535 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:15 WrapperNode [2019-11-26 16:48:15,537 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:15,540 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:15,540 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:48:15,540 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:48:15,564 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:15" (1/1) ... [2019-11-26 16:48:15,842 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:15" (1/1) ... [2019-11-26 16:48:16,308 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:16,310 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:48:16,310 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:48:16,314 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:48:16,333 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:15" (1/1) ... [2019-11-26 16:48:16,336 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:15" (1/1) ... [2019-11-26 16:48:16,424 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:15" (1/1) ... [2019-11-26 16:48:16,424 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:15" (1/1) ... [2019-11-26 16:48:16,657 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:15" (1/1) ... [2019-11-26 16:48:16,727 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:15" (1/1) ... [2019-11-26 16:48:16,784 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:15" (1/1) ... [2019-11-26 16:48:16,846 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:48:16,855 INFO L168 Benchmark]: Toolchain (without parser) took 7598.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 883.5 MB in the end (delta: 61.0 MB). Peak memory consumption was 61.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:16,859 INFO L168 Benchmark]: CDTParser took 0.43 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 16:48:16,861 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6283.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 716.5 MB in the end (delta: 228.0 MB). Peak memory consumption was 228.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:16,862 INFO L168 Benchmark]: Boogie Procedure Inliner took 769.86 ms. Allocated memory is still 1.0 GB. Free memory was 716.5 MB in the beginning and 917.9 MB in the end (delta: -201.4 MB). Peak memory consumption was 37.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:16,866 INFO L168 Benchmark]: Boogie Preprocessor took 536.64 ms. Allocated memory is still 1.0 GB. Free memory was 917.9 MB in the beginning and 883.5 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:16,876 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 6283.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 716.5 MB in the end (delta: 228.0 MB). Peak memory consumption was 228.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 769.86 ms. Allocated memory is still 1.0 GB. Free memory was 716.5 MB in the beginning and 917.9 MB in the end (delta: -201.4 MB). Peak memory consumption was 37.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 536.64 ms. Allocated memory is still 1.0 GB. Free memory was 917.9 MB in the beginning and 883.5 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...