./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label10.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/Problem18_label10.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 7aece1127509ab6a1e90a72c5601e404e9c37ada ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem18_label10.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 7aece1127509ab6a1e90a72c5601e404e9c37ada ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:50:58,522 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:50:58,529 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:50:58,553 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:50:58,555 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:50:58,557 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:50:58,570 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:50:58,586 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:50:58,591 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:50:58,596 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:50:58,598 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:50:58,605 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:50:58,606 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:50:58,610 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:50:58,615 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:50:58,620 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:50:58,623 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:50:58,628 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:50:58,634 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:50:58,641 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:50:58,648 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:50:58,653 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:50:58,659 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:50:58,661 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:50:58,669 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:50:58,670 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:50:58,670 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:50:58,674 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:50:58,675 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:50:58,678 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:50:58,679 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:50:58,680 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:50:58,681 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:50:58,687 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:50:58,689 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:50:58,690 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:50:58,691 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:50:58,693 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:50:58,695 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:50:58,698 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:50:58,701 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:50:58,703 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:50:58,748 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:50:58,749 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:50:58,755 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:50:58,758 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:50:58,758 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:50:58,759 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:50:58,759 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:50:58,760 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:50:58,760 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:50:58,760 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:50:58,764 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:50:58,765 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:50:58,765 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:50:58,766 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:50:58,766 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:50:58,767 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:50:58,768 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:50:58,768 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:50:58,770 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:50:58,770 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:50:58,770 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:50:58,771 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:50:58,771 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:50:58,773 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:50:58,773 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:50:58,773 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:50:58,775 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:50:58,775 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:50:58,775 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 -> 7aece1127509ab6a1e90a72c5601e404e9c37ada [2019-11-26 16:50:59,367 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:50:59,403 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:50:59,413 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:50:59,415 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:50:59,415 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:50:59,420 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label10.c [2019-11-26 16:50:59,584 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d60896da9/33d6cf44fdc64a7db3254d345947d43c/FLAGad717bede [2019-11-26 16:51:01,141 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:51:01,144 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label10.c [2019-11-26 16:51:01,212 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d60896da9/33d6cf44fdc64a7db3254d345947d43c/FLAGad717bede [2019-11-26 16:51:01,252 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d60896da9/33d6cf44fdc64a7db3254d345947d43c [2019-11-26 16:51:01,259 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:51:01,264 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:51:01,268 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:01,269 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:51:01,275 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:51:01,277 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:01" (1/1) ... [2019-11-26 16:51:01,286 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:01, skipping insertion in model container [2019-11-26 16:51:01,287 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:01" (1/1) ... [2019-11-26 16:51:01,307 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:51:01,537 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:51:03,852 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:03,866 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:51:05,001 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:05,063 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:51:05,065 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:05 WrapperNode [2019-11-26 16:51:05,067 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:05,069 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:05,073 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:51:05,073 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:51:05,091 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:05" (1/1) ... [2019-11-26 16:51:05,211 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:05" (1/1) ... [2019-11-26 16:51:05,631 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:05,633 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:51:05,633 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:51:05,634 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:51:05,659 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:05" (1/1) ... [2019-11-26 16:51:05,660 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:05" (1/1) ... [2019-11-26 16:51:05,733 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:05" (1/1) ... [2019-11-26 16:51:05,734 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:05" (1/1) ... [2019-11-26 16:51:05,994 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:05" (1/1) ... [2019-11-26 16:51:06,072 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:05" (1/1) ... [2019-11-26 16:51:06,135 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:05" (1/1) ... [2019-11-26 16:51:06,232 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:51:06,244 INFO L168 Benchmark]: Toolchain (without parser) took 4975.62 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 804.8 MB in the end (delta: 145.5 MB). Peak memory consumption was 145.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:06,245 INFO L168 Benchmark]: CDTParser took 0.41 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 16:51:06,248 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3799.64 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 873.5 MB in the end (delta: 76.7 MB). Peak memory consumption was 76.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:06,252 INFO L168 Benchmark]: Boogie Procedure Inliner took 563.75 ms. Allocated memory is still 1.0 GB. Free memory was 873.5 MB in the beginning and 827.7 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:06,255 INFO L168 Benchmark]: Boogie Preprocessor took 603.27 ms. Allocated memory is still 1.0 GB. Free memory was 827.7 MB in the beginning and 804.8 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:06,268 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 3799.64 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 873.5 MB in the end (delta: 76.7 MB). Peak memory consumption was 76.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 563.75 ms. Allocated memory is still 1.0 GB. Free memory was 873.5 MB in the beginning and 827.7 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 603.27 ms. Allocated memory is still 1.0 GB. Free memory was 827.7 MB in the beginning and 804.8 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 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 16:51:10,161 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:51:10,163 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:51:10,191 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:51:10,192 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:51:10,194 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:51:10,196 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:51:10,224 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:51:10,231 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:51:10,233 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:51:10,237 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:51:10,243 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:51:10,243 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:51:10,250 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:51:10,253 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:51:10,258 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:51:10,260 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:51:10,265 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:51:10,271 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:51:10,280 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:51:10,288 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:51:10,298 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:51:10,303 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:51:10,305 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:51:10,314 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:51:10,316 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:51:10,316 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:51:10,320 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:51:10,321 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:51:10,322 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:51:10,324 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:51:10,327 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:51:10,328 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:51:10,332 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:51:10,334 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:51:10,335 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:51:10,338 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:51:10,338 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:51:10,339 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:51:10,340 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:51:10,344 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:51:10,347 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:51:10,387 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:51:10,388 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:51:10,392 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:51:10,393 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:51:10,396 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:51:10,396 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:51:10,397 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:51:10,397 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:51:10,397 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:51:10,397 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:51:10,399 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:51:10,399 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:51:10,400 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:51:10,401 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:51:10,401 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:51:10,402 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:51:10,404 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:51:10,404 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:51:10,404 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:51:10,405 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:51:10,405 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:51:10,405 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:51:10,406 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:51:10,408 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:51:10,408 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:51:10,409 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:51:10,409 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:51:10,409 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:51:10,409 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:51:10,411 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:51:10,412 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 -> 7aece1127509ab6a1e90a72c5601e404e9c37ada [2019-11-26 16:51:10,965 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:51:10,998 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:51:11,008 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:51:11,010 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:51:11,011 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:51:11,015 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label10.c [2019-11-26 16:51:11,173 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc63c9aa3/e9e1601c5d564412acc2c9a28b38dafa/FLAG5fc581419 [2019-11-26 16:51:12,768 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:51:12,773 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label10.c [2019-11-26 16:51:12,843 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc63c9aa3/e9e1601c5d564412acc2c9a28b38dafa/FLAG5fc581419 [2019-11-26 16:51:12,881 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc63c9aa3/e9e1601c5d564412acc2c9a28b38dafa [2019-11-26 16:51:12,892 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:51:12,898 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:51:12,900 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:12,901 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:51:12,909 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:51:12,910 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:12" (1/1) ... [2019-11-26 16:51:12,920 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 04:51:12, skipping insertion in model container [2019-11-26 16:51:12,921 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:12" (1/1) ... [2019-11-26 16:51:12,940 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:51:13,165 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:51:15,791 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:15,803 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:51:17,161 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:17,233 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:51:17,236 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:17 WrapperNode [2019-11-26 16:51:17,237 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:17,240 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:17,240 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:51:17,240 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:51:17,271 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:17" (1/1) ... [2019-11-26 16:51:17,397 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:17" (1/1) ... [2019-11-26 16:51:17,735 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:17,735 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:51:17,736 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:51:17,736 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:51:17,765 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:17" (1/1) ... [2019-11-26 16:51:17,767 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:17" (1/1) ... [2019-11-26 16:51:17,829 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:17" (1/1) ... [2019-11-26 16:51:17,832 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:17" (1/1) ... [2019-11-26 16:51:18,025 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:17" (1/1) ... [2019-11-26 16:51:18,092 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:17" (1/1) ... [2019-11-26 16:51:18,144 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:17" (1/1) ... [2019-11-26 16:51:18,181 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:51:18,193 INFO L168 Benchmark]: Toolchain (without parser) took 5291.02 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 799.2 MB in the end (delta: 151.0 MB). Peak memory consumption was 151.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:18,194 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 16:51:18,197 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4338.76 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 845.1 MB in the end (delta: 105.2 MB). Peak memory consumption was 105.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:18,199 INFO L168 Benchmark]: Boogie Procedure Inliner took 495.46 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:18,204 INFO L168 Benchmark]: Boogie Preprocessor took 449.47 ms. Allocated memory is still 1.0 GB. Free memory was 816.4 MB in the beginning and 799.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:18,213 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 4338.76 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 845.1 MB in the end (delta: 105.2 MB). Peak memory consumption was 105.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 495.46 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 449.47 ms. Allocated memory is still 1.0 GB. Free memory was 816.4 MB in the beginning and 799.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...