./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label22.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/Problem12_label22.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 383d68ad201ea0f8b5ee34d0c7bb2629c0cf9c1a .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem12_label22.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 383d68ad201ea0f8b5ee34d0c7bb2629c0cf9c1a .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 16:46:25,389 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:46:25,397 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:46:25,431 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:46:25,433 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:46:25,434 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:46:25,441 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:46:25,445 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:46:25,464 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:46:25,466 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:46:25,470 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:46:25,474 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:46:25,477 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:46:25,481 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:46:25,484 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:46:25,489 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:46:25,492 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:46:25,496 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:46:25,498 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:46:25,509 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:46:25,517 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:46:25,524 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:46:25,526 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:46:25,529 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:46:25,538 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:46:25,541 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:46:25,541 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:46:25,543 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:46:25,544 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:46:25,546 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:46:25,547 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:46:25,548 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:46:25,551 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:46:25,555 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:46:25,557 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:46:25,557 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:46:25,559 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:46:25,561 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:46:25,561 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:46:25,563 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:46:25,566 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:46:25,568 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:46:25,606 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:46:25,608 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:46:25,612 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:46:25,614 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:46:25,614 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:46:25,615 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:46:25,615 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:46:25,616 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:46:25,616 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:46:25,616 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:46:25,619 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:46:25,619 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:46:25,620 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:46:25,620 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:46:25,623 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:46:25,623 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:46:25,623 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:46:25,624 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:46:25,624 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:46:25,624 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:46:25,625 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:46:25,625 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:46:25,628 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:46:25,628 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:46:25,628 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:46:25,629 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:46:25,629 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:46:25,629 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:46:25,630 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 -> 383d68ad201ea0f8b5ee34d0c7bb2629c0cf9c1a [2019-11-26 16:46:26,251 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:46:26,280 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:46:26,286 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:46:26,288 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:46:26,293 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:46:26,294 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label22.c [2019-11-26 16:46:26,458 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b2ca6b918/4217ed581adf442387278e4c928c3467/FLAGa14881550 [2019-11-26 16:46:28,222 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:46:28,226 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label22.c [2019-11-26 16:46:28,315 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b2ca6b918/4217ed581adf442387278e4c928c3467/FLAGa14881550 [2019-11-26 16:46:28,353 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b2ca6b918/4217ed581adf442387278e4c928c3467 [2019-11-26 16:46:28,363 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:46:28,365 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:46:28,368 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:28,370 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:46:28,377 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:46:28,382 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:28" (1/1) ... [2019-11-26 16:46:28,389 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:28, skipping insertion in model container [2019-11-26 16:46:28,390 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:28" (1/1) ... [2019-11-26 16:46:28,410 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:46:28,745 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:46:31,774 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:31,789 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:46:33,114 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:33,184 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:46:33,186 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:33 WrapperNode [2019-11-26 16:46:33,187 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:33,188 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:33,191 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:46:33,191 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:46:33,215 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:33" (1/1) ... [2019-11-26 16:46:33,321 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:33" (1/1) ... [2019-11-26 16:46:33,990 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:33,997 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:46:33,997 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:46:33,997 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:46:34,019 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:33" (1/1) ... [2019-11-26 16:46:34,021 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:33" (1/1) ... [2019-11-26 16:46:34,111 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:33" (1/1) ... [2019-11-26 16:46:34,113 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:33" (1/1) ... [2019-11-26 16:46:34,445 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:33" (1/1) ... [2019-11-26 16:46:34,511 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:33" (1/1) ... [2019-11-26 16:46:35,217 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:33" (1/1) ... [2019-11-26 16:46:35,323 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:46:35,333 INFO L168 Benchmark]: Toolchain (without parser) took 6961.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 910.8 MB in the end (delta: 39.4 MB). Peak memory consumption was 313.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:35,334 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. [2019-11-26 16:46:35,338 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4819.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 820.8 MB in the end (delta: 129.4 MB). Peak memory consumption was 129.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:35,340 INFO L168 Benchmark]: Boogie Procedure Inliner took 807.98 ms. Allocated memory is still 1.0 GB. Free memory was 820.8 MB in the beginning and 752.1 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:35,345 INFO L168 Benchmark]: Boogie Preprocessor took 1326.72 ms. Allocated memory is still 1.0 GB. Free memory was 752.1 MB in the beginning and 910.8 MB in the end (delta: -158.7 MB). Peak memory consumption was 115.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:35,356 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 4819.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 820.8 MB in the end (delta: 129.4 MB). Peak memory consumption was 129.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 807.98 ms. Allocated memory is still 1.0 GB. Free memory was 820.8 MB in the beginning and 752.1 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1326.72 ms. Allocated memory is still 1.0 GB. Free memory was 752.1 MB in the beginning and 910.8 MB in the end (delta: -158.7 MB). Peak memory consumption was 115.2 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 16:46:39,220 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:46:39,226 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:46:39,256 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:46:39,258 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:46:39,260 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:46:39,263 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:46:39,287 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:46:39,290 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:46:39,299 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:46:39,302 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:46:39,305 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:46:39,307 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:46:39,313 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:46:39,315 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:46:39,322 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:46:39,323 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:46:39,326 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:46:39,333 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:46:39,341 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:46:39,350 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:46:39,356 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:46:39,360 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:46:39,365 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:46:39,371 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:46:39,373 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:46:39,373 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:46:39,377 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:46:39,378 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:46:39,382 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:46:39,382 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:46:39,384 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:46:39,384 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:46:39,388 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:46:39,390 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:46:39,393 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:46:39,394 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:46:39,395 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:46:39,396 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:46:39,400 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:46:39,402 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:46:39,403 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:46:39,443 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:46:39,445 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:46:39,449 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:46:39,450 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:46:39,451 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:46:39,454 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:46:39,454 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:46:39,455 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:46:39,455 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:46:39,455 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:46:39,456 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:46:39,457 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:46:39,457 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:46:39,458 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:46:39,458 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:46:39,460 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:46:39,460 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:46:39,460 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:46:39,461 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:46:39,461 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:46:39,463 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:46:39,463 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:46:39,463 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:46:39,464 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:46:39,464 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:46:39,466 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:46:39,466 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:46:39,466 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:46:39,467 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:46:39,467 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:46:39,468 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 -> 383d68ad201ea0f8b5ee34d0c7bb2629c0cf9c1a [2019-11-26 16:46:40,057 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:46:40,088 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:46:40,093 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:46:40,098 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:46:40,101 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:46:40,103 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label22.c [2019-11-26 16:46:40,262 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f64646d17/fb09629f51b14ff8b9b9d27e9dd95605/FLAG12ee8cfd5 [2019-11-26 16:46:41,899 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:46:41,904 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label22.c [2019-11-26 16:46:41,967 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f64646d17/fb09629f51b14ff8b9b9d27e9dd95605/FLAG12ee8cfd5 [2019-11-26 16:46:42,454 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f64646d17/fb09629f51b14ff8b9b9d27e9dd95605 [2019-11-26 16:46:42,460 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:46:42,462 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:46:42,474 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:42,475 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:46:42,484 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:46:42,486 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:42" (1/1) ... [2019-11-26 16:46:42,494 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 04:46:42, skipping insertion in model container [2019-11-26 16:46:42,494 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:42" (1/1) ... [2019-11-26 16:46:42,511 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:46:42,813 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:46:45,951 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:45,967 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:46:47,430 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:47,497 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:46:47,502 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:47 WrapperNode [2019-11-26 16:46:47,502 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:47,503 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:47,503 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:46:47,506 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:46:47,527 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:47" (1/1) ... [2019-11-26 16:46:47,654 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:47" (1/1) ... [2019-11-26 16:46:47,997 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:47,998 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:46:47,998 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:46:47,999 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:46:48,023 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:47" (1/1) ... [2019-11-26 16:46:48,027 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:47" (1/1) ... [2019-11-26 16:46:48,087 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:47" (1/1) ... [2019-11-26 16:46:48,091 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:47" (1/1) ... [2019-11-26 16:46:48,319 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:47" (1/1) ... [2019-11-26 16:46:48,403 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:47" (1/1) ... [2019-11-26 16:46:48,491 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:47" (1/1) ... [2019-11-26 16:46:48,582 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:46:48,593 INFO L168 Benchmark]: Toolchain (without parser) took 6126.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 725.9 MB in the end (delta: 231.5 MB). Peak memory consumption was 231.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:48,595 INFO L168 Benchmark]: CDTParser took 2.98 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 16:46:48,601 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5028.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 784.6 MB in the end (delta: 172.8 MB). Peak memory consumption was 172.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:48,603 INFO L168 Benchmark]: Boogie Procedure Inliner took 494.82 ms. Allocated memory is still 1.0 GB. Free memory was 784.6 MB in the beginning and 750.3 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:48,609 INFO L168 Benchmark]: Boogie Preprocessor took 587.25 ms. Allocated memory is still 1.0 GB. Free memory was 750.3 MB in the beginning and 725.9 MB in the end (delta: 24.3 MB). Peak memory consumption was 24.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:48,619 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.98 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 5028.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 784.6 MB in the end (delta: 172.8 MB). Peak memory consumption was 172.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 494.82 ms. Allocated memory is still 1.0 GB. Free memory was 784.6 MB in the beginning and 750.3 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 587.25 ms. Allocated memory is still 1.0 GB. Free memory was 750.3 MB in the beginning and 725.9 MB in the end (delta: 24.3 MB). Peak memory consumption was 24.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...