./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label12.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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_label12.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 6fc711bbe981d93d0cfb72cab3971eed23201a2c ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_label12.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 6fc711bbe981d93d0cfb72cab3971eed23201a2c ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:56:58,435 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:56:58,443 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:56:58,478 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:56:58,479 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:56:58,483 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:56:58,488 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:56:58,502 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:56:58,508 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:56:58,516 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:56:58,517 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:56:58,524 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:56:58,524 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:56:58,529 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:56:58,531 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:56:58,533 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:56:58,537 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:56:58,539 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:56:58,545 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:56:58,551 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:56:58,562 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:56:58,570 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:56:58,573 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:56:58,579 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:56:58,587 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:56:58,588 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:56:58,588 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:56:58,590 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:56:58,591 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:56:58,594 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:56:58,596 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:56:58,597 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:56:58,599 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:56:58,602 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:56:58,605 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:56:58,606 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:56:58,608 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:56:58,610 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:56:58,610 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:56:58,611 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:56:58,618 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:56:58,619 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:56:58,671 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:56:58,679 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:56:58,680 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:56:58,688 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:56:58,688 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:56:58,689 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:56:58,689 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:56:58,689 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:56:58,689 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:56:58,690 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:56:58,690 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:56:58,690 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:56:58,690 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:56:58,691 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:56:58,695 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:56:58,696 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:56:58,696 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:56:58,697 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:56:58,697 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:56:58,697 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:56:58,699 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:56:58,699 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:56:58,699 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:56:58,700 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:56:58,702 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:56:58,702 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:56:58,703 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:56:58,703 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:56:58,704 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:56:58,707 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 -> 6fc711bbe981d93d0cfb72cab3971eed23201a2c [2019-11-24 20:56:59,291 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:56:59,319 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:56:59,325 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:56:59,329 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:56:59,332 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:56:59,333 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label12.c [2019-11-24 20:56:59,503 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/292ab75b4/d0b8a0837dd44b98967a8ce49245e9e1/FLAGfc8d142f0 [2019-11-24 20:57:01,239 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:57:01,242 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label12.c [2019-11-24 20:57:01,305 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/292ab75b4/d0b8a0837dd44b98967a8ce49245e9e1/FLAGfc8d142f0 [2019-11-24 20:57:01,343 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/292ab75b4/d0b8a0837dd44b98967a8ce49245e9e1 [2019-11-24 20:57:01,354 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:57:01,356 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:57:01,362 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:01,363 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:57:01,369 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:57:01,374 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:01" (1/1) ... [2019-11-24 20:57:01,381 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 24.11 08:57:01, skipping insertion in model container [2019-11-24 20:57:01,382 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:01" (1/1) ... [2019-11-24 20:57:01,403 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:57:01,655 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:57:04,185 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:04,197 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:57:05,248 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:05,313 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:57:05,317 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:05 WrapperNode [2019-11-24 20:57:05,317 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:05,319 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:05,321 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:57:05,321 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:57:05,343 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:05" (1/1) ... [2019-11-24 20:57:05,456 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:05" (1/1) ... [2019-11-24 20:57:05,952 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:05,956 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:57:05,956 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:57:05,957 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:57:05,980 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:05" (1/1) ... [2019-11-24 20:57:05,981 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:05" (1/1) ... [2019-11-24 20:57:06,047 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:05" (1/1) ... [2019-11-24 20:57:06,048 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:05" (1/1) ... [2019-11-24 20:57:06,248 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:05" (1/1) ... [2019-11-24 20:57:06,319 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:05" (1/1) ... [2019-11-24 20:57:06,416 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:05" (1/1) ... [2019-11-24 20:57:06,526 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:57:06,535 INFO L168 Benchmark]: Toolchain (without parser) took 5172.78 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 804.7 MB in the end (delta: 145.5 MB). Peak memory consumption was 145.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:06,536 INFO L168 Benchmark]: CDTParser took 2.97 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. [2019-11-24 20:57:06,537 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3955.75 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: 76.8 MB). Peak memory consumption was 76.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:06,541 INFO L168 Benchmark]: Boogie Procedure Inliner took 636.97 ms. Allocated memory is still 1.0 GB. Free memory was 873.5 MB in the beginning and 827.6 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:06,546 INFO L168 Benchmark]: Boogie Preprocessor took 570.11 ms. Allocated memory is still 1.0 GB. Free memory was 827.6 MB in the beginning and 804.7 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:06,557 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.97 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 3955.75 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: 76.8 MB). Peak memory consumption was 76.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 636.97 ms. Allocated memory is still 1.0 GB. Free memory was 873.5 MB in the beginning and 827.6 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 570.11 ms. Allocated memory is still 1.0 GB. Free memory was 827.6 MB in the beginning and 804.7 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 0.1.24-32f2683 [2019-11-24 20:57:10,495 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:57:10,501 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:57:10,524 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:57:10,525 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:57:10,540 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:57:10,544 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:57:10,561 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:57:10,564 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:57:10,570 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:57:10,575 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:57:10,578 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:57:10,581 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:57:10,585 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:57:10,589 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:57:10,594 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:57:10,596 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:57:10,600 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:57:10,605 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:57:10,613 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:57:10,622 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:57:10,629 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:57:10,631 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:57:10,635 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:57:10,643 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:57:10,643 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:57:10,646 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:57:10,648 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:57:10,648 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:57:10,650 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:57:10,653 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:57:10,654 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:57:10,655 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:57:10,659 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:57:10,660 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:57:10,663 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:57:10,664 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:57:10,664 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:57:10,665 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:57:10,667 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:57:10,670 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:57:10,672 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:57:10,713 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:57:10,717 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:57:10,720 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:57:10,720 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:57:10,721 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:57:10,723 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:57:10,723 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:57:10,724 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:57:10,724 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:57:10,724 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:57:10,728 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:57:10,728 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:57:10,728 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:57:10,729 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:57:10,729 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:57:10,730 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:57:10,730 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:57:10,730 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:57:10,733 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:57:10,733 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:57:10,733 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:57:10,734 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:57:10,734 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:57:10,734 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:57:10,735 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:57:10,735 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:57:10,736 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:57:10,738 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:57:10,738 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:57:10,738 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:57:10,740 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:57:10,740 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 -> 6fc711bbe981d93d0cfb72cab3971eed23201a2c [2019-11-24 20:57:11,308 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:57:11,341 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:57:11,345 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:57:11,351 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:57:11,353 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:57:11,355 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label12.c [2019-11-24 20:57:11,515 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e5660d622/ba7f5d2c041a41488d2b934e5cf59939/FLAG38ad4c968 [2019-11-24 20:57:13,152 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:57:13,155 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label12.c [2019-11-24 20:57:13,224 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e5660d622/ba7f5d2c041a41488d2b934e5cf59939/FLAG38ad4c968 [2019-11-24 20:57:13,264 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e5660d622/ba7f5d2c041a41488d2b934e5cf59939 [2019-11-24 20:57:13,274 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:57:13,279 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:57:13,283 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:13,284 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:57:13,292 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:57:13,293 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:13" (1/1) ... [2019-11-24 20:57:13,303 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 24.11 08:57:13, skipping insertion in model container [2019-11-24 20:57:13,304 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:13" (1/1) ... [2019-11-24 20:57:13,326 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:57:13,553 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:57:16,379 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:16,397 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:57:17,706 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:17,767 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:57:17,769 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:17 WrapperNode [2019-11-24 20:57:17,770 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:17,773 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:17,773 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:57:17,775 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:57:17,797 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:17" (1/1) ... [2019-11-24 20:57:17,898 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:17" (1/1) ... [2019-11-24 20:57:18,140 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:18,141 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:57:18,141 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:57:18,142 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:57:18,163 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:17" (1/1) ... [2019-11-24 20:57:18,165 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:17" (1/1) ... [2019-11-24 20:57:18,216 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:17" (1/1) ... [2019-11-24 20:57:18,221 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:17" (1/1) ... [2019-11-24 20:57:18,394 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:17" (1/1) ... [2019-11-24 20:57:18,456 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:17" (1/1) ... [2019-11-24 20:57:18,500 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:17" (1/1) ... [2019-11-24 20:57:18,537 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:57:18,547 INFO L168 Benchmark]: Toolchain (without parser) took 5264.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 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. [2019-11-24 20:57:18,549 INFO L168 Benchmark]: CDTParser took 3.10 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. [2019-11-24 20:57:18,551 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4488.87 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: 105.1 MB). Peak memory consumption was 105.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:18,554 INFO L168 Benchmark]: Boogie Procedure Inliner took 368.23 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. [2019-11-24 20:57:18,557 INFO L168 Benchmark]: Boogie Preprocessor took 399.53 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. [2019-11-24 20:57:18,569 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.10 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 4488.87 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: 105.1 MB). Peak memory consumption was 105.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 368.23 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 399.53 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...