./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem13_label20.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem13_label20.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 cb18b6c79c99bbe1877c6cd59c97a7ba19c05fbb ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_label20.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 cb18b6c79c99bbe1877c6cd59c97a7ba19c05fbb ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:39:25,469 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:39:25,470 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:39:25,493 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:39:25,495 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:39:25,503 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:39:25,506 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:39:25,512 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:39:25,525 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:39:25,530 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:39:25,531 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:39:25,536 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:39:25,537 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:39:25,541 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:39:25,543 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:39:25,544 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:39:25,548 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:39:25,549 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:39:25,553 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:39:25,558 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:39:25,566 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:39:25,572 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:39:25,576 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:39:25,578 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:39:25,585 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:39:25,585 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:39:25,586 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:39:25,588 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:39:25,592 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:39:25,593 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:39:25,594 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:39:25,594 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:39:25,595 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:39:25,598 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:39:25,600 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:39:25,601 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:39:25,602 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:39:25,602 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:39:25,605 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:39:25,606 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:39:25,607 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:39:25,609 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:39:25,643 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:39:25,643 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:39:25,644 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:39:25,647 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:39:25,647 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:39:25,647 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:39:25,647 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:39:25,648 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:39:25,648 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:39:25,648 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:39:25,651 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:39:25,651 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:39:25,651 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:39:25,652 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:39:25,652 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:39:25,652 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:39:25,652 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:39:25,652 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:39:25,653 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:39:25,655 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:39:25,655 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:39:25,655 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:39:25,655 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:39:25,656 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:39:25,656 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:39:25,656 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:39:25,656 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:39:25,656 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:39:25,657 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 -> cb18b6c79c99bbe1877c6cd59c97a7ba19c05fbb [2019-11-25 22:39:26,085 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:39:26,102 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:39:26,105 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:39:26,111 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:39:26,111 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:39:26,112 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label20.c [2019-11-25 22:39:26,219 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/658caaf1b/ce300fe9b6cc45059bd290edf6b4341a/FLAGdd7412eaf [2019-11-25 22:39:27,441 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:39:27,445 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label20.c [2019-11-25 22:39:27,526 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/658caaf1b/ce300fe9b6cc45059bd290edf6b4341a/FLAGdd7412eaf [2019-11-25 22:39:27,769 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/658caaf1b/ce300fe9b6cc45059bd290edf6b4341a [2019-11-25 22:39:27,775 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:39:27,776 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:39:27,780 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:39:27,780 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:39:27,785 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:39:27,787 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:39:27" (1/1) ... [2019-11-25 22:39:27,794 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@658fc5c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:27, skipping insertion in model container [2019-11-25 22:39:27,794 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:39:27" (1/1) ... [2019-11-25 22:39:27,808 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:39:28,025 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:39:30,224 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:39:30,234 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:39:31,302 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:39:31,360 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:39:31,361 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:31 WrapperNode [2019-11-25 22:39:31,362 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:39:31,363 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:39:31,363 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:39:31,363 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:39:31,382 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:31" (1/1) ... [2019-11-25 22:39:31,469 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:31" (1/1) ... [2019-11-25 22:39:32,436 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:39:32,438 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:39:32,438 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:39:32,438 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:39:32,459 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:31" (1/1) ... [2019-11-25 22:39:32,459 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:31" (1/1) ... [2019-11-25 22:39:32,590 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:31" (1/1) ... [2019-11-25 22:39:32,598 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:31" (1/1) ... [2019-11-25 22:39:32,973 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:31" (1/1) ... [2019-11-25 22:39:33,043 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:31" (1/1) ... [2019-11-25 22:39:33,152 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:31" (1/1) ... [2019-11-25 22:39:33,270 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:39:33,279 INFO L168 Benchmark]: Toolchain (without parser) took 5496.21 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 809.2 MB in the end (delta: 135.3 MB). Peak memory consumption was 135.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:33,280 INFO L168 Benchmark]: CDTParser took 2.52 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:39:33,281 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3582.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 779.6 MB in the end (delta: 164.9 MB). Peak memory consumption was 165.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:33,284 INFO L168 Benchmark]: Boogie Procedure Inliner took 1074.91 ms. Allocated memory is still 1.0 GB. Free memory was 779.6 MB in the beginning and 878.3 MB in the end (delta: -98.7 MB). Peak memory consumption was 137.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:33,287 INFO L168 Benchmark]: Boogie Preprocessor took 832.46 ms. Allocated memory is still 1.0 GB. Free memory was 878.3 MB in the beginning and 809.2 MB in the end (delta: 69.1 MB). Peak memory consumption was 69.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:33,295 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.52 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 3582.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 779.6 MB in the end (delta: 164.9 MB). Peak memory consumption was 165.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1074.91 ms. Allocated memory is still 1.0 GB. Free memory was 779.6 MB in the beginning and 878.3 MB in the end (delta: -98.7 MB). Peak memory consumption was 137.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 832.46 ms. Allocated memory is still 1.0 GB. Free memory was 878.3 MB in the beginning and 809.2 MB in the end (delta: 69.1 MB). Peak memory consumption was 69.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:39:36,116 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:39:36,123 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:39:36,148 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:39:36,149 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:39:36,152 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:39:36,155 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:39:36,165 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:39:36,173 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:39:36,177 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:39:36,180 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:39:36,184 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:39:36,187 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:39:36,189 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:39:36,190 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:39:36,194 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:39:36,195 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:39:36,198 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:39:36,201 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:39:36,206 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:39:36,212 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:39:36,216 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:39:36,218 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:39:36,222 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:39:36,229 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:39:36,229 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:39:36,229 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:39:36,231 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:39:36,231 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:39:36,232 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:39:36,235 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:39:36,236 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:39:36,236 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:39:36,237 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:39:36,241 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:39:36,241 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:39:36,242 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:39:36,242 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:39:36,245 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:39:36,246 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:39:36,247 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:39:36,248 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:39:36,289 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:39:36,291 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:39:36,292 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:39:36,296 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:39:36,296 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:39:36,296 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:39:36,297 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:39:36,299 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:39:36,299 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:39:36,299 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:39:36,300 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:39:36,300 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:39:36,301 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:39:36,301 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:39:36,301 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:39:36,301 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:39:36,302 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:39:36,302 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:39:36,302 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:39:36,306 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:39:36,306 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:39:36,307 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:39:36,308 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:39:36,309 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:39:36,309 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:39:36,310 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:39:36,310 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:39:36,310 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:39:36,310 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:39:36,310 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:39:36,311 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 -> cb18b6c79c99bbe1877c6cd59c97a7ba19c05fbb [2019-11-25 22:39:36,759 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:39:36,781 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:39:36,789 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:39:36,791 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:39:36,795 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:39:36,797 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label20.c [2019-11-25 22:39:36,920 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e113f2dc/dc3a918d14e74a31a789444516a6f081/FLAG191df4bee [2019-11-25 22:39:38,120 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:39:38,121 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label20.c [2019-11-25 22:39:38,191 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e113f2dc/dc3a918d14e74a31a789444516a6f081/FLAG191df4bee [2019-11-25 22:39:38,456 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e113f2dc/dc3a918d14e74a31a789444516a6f081 [2019-11-25 22:39:38,462 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:39:38,467 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:39:38,468 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:39:38,470 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:39:38,476 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:39:38,480 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:39:38" (1/1) ... [2019-11-25 22:39:38,483 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@658fc5c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:38, skipping insertion in model container [2019-11-25 22:39:38,485 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:39:38" (1/1) ... [2019-11-25 22:39:38,498 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:39:38,730 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:39:41,171 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:39:41,186 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:39:42,452 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:39:42,508 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:39:42,512 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:42 WrapperNode [2019-11-25 22:39:42,513 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:39:42,514 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:39:42,514 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:39:42,517 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:39:42,531 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:42" (1/1) ... [2019-11-25 22:39:42,639 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:42" (1/1) ... [2019-11-25 22:39:43,073 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:39:43,077 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:39:43,077 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:39:43,077 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:39:43,092 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:42" (1/1) ... [2019-11-25 22:39:43,096 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:42" (1/1) ... [2019-11-25 22:39:43,145 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:42" (1/1) ... [2019-11-25 22:39:43,146 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:42" (1/1) ... [2019-11-25 22:39:43,290 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:42" (1/1) ... [2019-11-25 22:39:43,333 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:42" (1/1) ... [2019-11-25 22:39:43,370 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:42" (1/1) ... [2019-11-25 22:39:43,416 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:39:43,423 INFO L168 Benchmark]: Toolchain (without parser) took 4951.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 886.3 MB in the end (delta: 56.8 MB). Peak memory consumption was 56.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:43,424 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:39:43,425 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4045.13 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 722.3 MB in the end (delta: 220.8 MB). Peak memory consumption was 220.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:43,426 INFO L168 Benchmark]: Boogie Procedure Inliner took 563.10 ms. Allocated memory is still 1.0 GB. Free memory was 722.3 MB in the beginning and 920.4 MB in the end (delta: -198.1 MB). Peak memory consumption was 45.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:43,431 INFO L168 Benchmark]: Boogie Preprocessor took 339.10 ms. Allocated memory is still 1.0 GB. Free memory was 920.4 MB in the beginning and 886.3 MB in the end (delta: 34.1 MB). Peak memory consumption was 34.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:43,441 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 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 4045.13 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 722.3 MB in the end (delta: 220.8 MB). Peak memory consumption was 220.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 563.10 ms. Allocated memory is still 1.0 GB. Free memory was 722.3 MB in the beginning and 920.4 MB in the end (delta: -198.1 MB). Peak memory consumption was 45.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 339.10 ms. Allocated memory is still 1.0 GB. Free memory was 920.4 MB in the beginning and 886.3 MB in the end (delta: 34.1 MB). Peak memory consumption was 34.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...