./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem10_label42.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/Problem10_label42.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 15b29e32e31d17886ece0858bc244e4071417b56 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem10_label42.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 15b29e32e31d17886ece0858bc244e4071417b56 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 22:37:25,041 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:37:25,047 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:37:25,088 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:37:25,090 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:37:25,096 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:37:25,098 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:37:25,117 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:37:25,119 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:37:25,127 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:37:25,128 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:37:25,135 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:37:25,140 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:37:25,145 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:37:25,147 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:37:25,151 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:37:25,155 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:37:25,160 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:37:25,168 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:37:25,176 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:37:25,183 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:37:25,191 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:37:25,196 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:37:25,199 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:37:25,205 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:37:25,208 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:37:25,208 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:37:25,210 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:37:25,213 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:37:25,215 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:37:25,218 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:37:25,219 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:37:25,220 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:37:25,223 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:37:25,229 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:37:25,230 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:37:25,231 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:37:25,231 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:37:25,232 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:37:25,233 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:37:25,238 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:37:25,239 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:37:25,281 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:37:25,284 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:37:25,288 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:37:25,291 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:37:25,291 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:37:25,292 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:37:25,292 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:37:25,292 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:37:25,293 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:37:25,293 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:37:25,294 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:37:25,296 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:37:25,296 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:37:25,297 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:37:25,297 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:37:25,299 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:37:25,299 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:37:25,299 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:37:25,300 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:37:25,302 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:37:25,302 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:37:25,302 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:37:25,303 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:37:25,303 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:37:25,303 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:37:25,305 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:37:25,305 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:37:25,305 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:37:25,307 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 -> 15b29e32e31d17886ece0858bc244e4071417b56 [2019-11-25 22:37:25,949 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:37:25,979 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:37:25,987 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:37:25,988 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:37:25,991 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:37:25,992 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem10_label42.c [2019-11-25 22:37:26,156 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd6445ae8/514f87573e9d4059b83a53428214bebd/FLAG0dcaf35ad [2019-11-25 22:37:27,392 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:37:27,400 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem10_label42.c [2019-11-25 22:37:27,434 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd6445ae8/514f87573e9d4059b83a53428214bebd/FLAG0dcaf35ad [2019-11-25 22:37:27,473 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd6445ae8/514f87573e9d4059b83a53428214bebd [2019-11-25 22:37:27,481 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:37:27,486 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:37:27,489 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:37:27,489 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:37:27,499 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:37:27,500 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:37:27" (1/1) ... [2019-11-25 22:37:27,508 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@198c21d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:27, skipping insertion in model container [2019-11-25 22:37:27,509 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:37:27" (1/1) ... [2019-11-25 22:37:27,526 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:37:27,634 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:37:28,683 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:37:28,697 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:37:28,998 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:37:29,043 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:37:29,047 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:29 WrapperNode [2019-11-25 22:37:29,050 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:37:29,051 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:37:29,053 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:37:29,053 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:37:29,074 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:29" (1/1) ... [2019-11-25 22:37:29,119 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:29" (1/1) ... [2019-11-25 22:37:29,252 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:37:29,256 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:37:29,257 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:37:29,257 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:37:29,279 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:29" (1/1) ... [2019-11-25 22:37:29,282 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:29" (1/1) ... [2019-11-25 22:37:29,298 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:29" (1/1) ... [2019-11-25 22:37:29,299 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:29" (1/1) ... [2019-11-25 22:37:29,356 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:29" (1/1) ... [2019-11-25 22:37:29,388 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:29" (1/1) ... [2019-11-25 22:37:29,417 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:29" (1/1) ... [2019-11-25 22:37:29,439 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:37:29,449 INFO L168 Benchmark]: Toolchain (without parser) took 1958.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.8 MB in the end (delta: -5.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:37:29,450 INFO L168 Benchmark]: CDTParser took 2.55 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 22:37:29,453 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1562.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.2 MB in the end (delta: -16.5 MB). Peak memory consumption was 27.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:37:29,457 INFO L168 Benchmark]: Boogie Procedure Inliner took 204.92 ms. Allocated memory is still 1.0 GB. Free memory was 978.2 MB in the beginning and 972.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:37:29,460 INFO L168 Benchmark]: Boogie Preprocessor took 183.07 ms. Allocated memory is still 1.0 GB. Free memory was 972.5 MB in the beginning and 966.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:37:29,470 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.55 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 1562.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.2 MB in the end (delta: -16.5 MB). Peak memory consumption was 27.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 204.92 ms. Allocated memory is still 1.0 GB. Free memory was 978.2 MB in the beginning and 972.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 183.07 ms. Allocated memory is still 1.0 GB. Free memory was 972.5 MB in the beginning and 966.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 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 22:37:33,388 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:37:33,390 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:37:33,432 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:37:33,436 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:37:33,439 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:37:33,443 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:37:33,460 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:37:33,463 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:37:33,470 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:37:33,472 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:37:33,478 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:37:33,479 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:37:33,484 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:37:33,485 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:37:33,490 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:37:33,495 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:37:33,498 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:37:33,505 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:37:33,511 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:37:33,523 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:37:33,532 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:37:33,534 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:37:33,537 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:37:33,546 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:37:33,547 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:37:33,547 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:37:33,550 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:37:33,552 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:37:33,557 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:37:33,558 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:37:33,559 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:37:33,560 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:37:33,563 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:37:33,568 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:37:33,568 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:37:33,569 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:37:33,570 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:37:33,573 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:37:33,574 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:37:33,576 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:37:33,578 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:37:33,625 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:37:33,626 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:37:33,629 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:37:33,631 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:37:33,631 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:37:33,634 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:37:33,634 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:37:33,635 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:37:33,635 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:37:33,635 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:37:33,636 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:37:33,637 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:37:33,639 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:37:33,639 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:37:33,640 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:37:33,640 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:37:33,640 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:37:33,641 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:37:33,642 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:37:33,642 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:37:33,645 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:37:33,645 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:37:33,645 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:37:33,646 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:37:33,646 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:37:33,646 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:37:33,647 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:37:33,647 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:37:33,647 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:37:33,647 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:37:33,651 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 -> 15b29e32e31d17886ece0858bc244e4071417b56 [2019-11-25 22:37:34,292 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:37:34,324 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:37:34,330 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:37:34,339 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:37:34,340 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:37:34,342 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem10_label42.c [2019-11-25 22:37:34,524 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c764fb922/7934a6b1feee48f6823c7873d183991f/FLAG5cad1e2cb [2019-11-25 22:37:35,721 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:37:35,727 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem10_label42.c [2019-11-25 22:37:35,759 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c764fb922/7934a6b1feee48f6823c7873d183991f/FLAG5cad1e2cb [2019-11-25 22:37:35,793 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c764fb922/7934a6b1feee48f6823c7873d183991f [2019-11-25 22:37:35,805 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:37:35,807 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:37:35,808 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:37:35,812 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:37:35,816 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:37:35,821 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:37:35" (1/1) ... [2019-11-25 22:37:35,827 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@198c21d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:35, skipping insertion in model container [2019-11-25 22:37:35,828 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:37:35" (1/1) ... [2019-11-25 22:37:35,846 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:37:35,952 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:37:37,035 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:37:37,047 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:37:37,378 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:37:37,419 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:37:37,421 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:37 WrapperNode [2019-11-25 22:37:37,421 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:37:37,422 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:37:37,424 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:37:37,424 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:37:37,446 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:37" (1/1) ... [2019-11-25 22:37:37,492 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:37" (1/1) ... [2019-11-25 22:37:37,636 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:37:37,637 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:37:37,637 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:37:37,637 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:37:37,650 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:37" (1/1) ... [2019-11-25 22:37:37,651 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:37" (1/1) ... [2019-11-25 22:37:37,679 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:37" (1/1) ... [2019-11-25 22:37:37,682 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:37" (1/1) ... [2019-11-25 22:37:37,743 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:37" (1/1) ... [2019-11-25 22:37:37,783 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:37" (1/1) ... [2019-11-25 22:37:37,804 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:37" (1/1) ... [2019-11-25 22:37:37,832 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:37:37,844 INFO L168 Benchmark]: Toolchain (without parser) took 2029.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 960.7 MB in the end (delta: 969.6 kB). Peak memory consumption was 1.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:37:37,847 INFO L168 Benchmark]: CDTParser took 0.47 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 22:37:37,851 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1613.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.2 MB in the end (delta: -10.5 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:37:37,852 INFO L168 Benchmark]: Boogie Procedure Inliner took 214.31 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:37:37,859 INFO L168 Benchmark]: Boogie Preprocessor took 197.02 ms. Allocated memory is still 1.0 GB. Free memory was 966.4 MB in the beginning and 960.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:37:37,870 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47 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 1613.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.2 MB in the end (delta: -10.5 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 214.31 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 197.02 ms. Allocated memory is still 1.0 GB. Free memory was 966.4 MB in the beginning and 960.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...