./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label26.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem12_label26.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 c1d300a7fd30985bf629d211274dd9eceebf3054 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem12_label26.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 c1d300a7fd30985bf629d211274dd9eceebf3054 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:33:39,360 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:33:39,366 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:33:39,404 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:33:39,408 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:33:39,411 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:33:39,413 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:33:39,434 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:33:39,436 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:33:39,440 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:33:39,443 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:33:39,449 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:33:39,451 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:33:39,455 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:33:39,460 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:33:39,463 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:33:39,467 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:33:39,470 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:33:39,477 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:33:39,487 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:33:39,494 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:33:39,502 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:33:39,506 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:33:39,508 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:33:39,516 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:33:39,518 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:33:39,518 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:33:39,522 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:33:39,523 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:33:39,525 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:33:39,527 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:33:39,528 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:33:39,530 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:33:39,534 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:33:39,537 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:33:39,539 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:33:39,542 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:33:39,542 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:33:39,543 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:33:39,548 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:33:39,550 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:33:39,552 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:33:39,595 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:33:39,596 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:33:39,601 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:33:39,604 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:33:39,604 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:33:39,605 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:33:39,605 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:33:39,605 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:33:39,607 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:33:39,607 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:33:39,608 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:33:39,609 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:33:39,610 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:33:39,610 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:33:39,611 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:33:39,613 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:33:39,613 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:33:39,613 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:33:39,614 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:33:39,614 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:33:39,614 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:33:39,615 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:33:39,618 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:33:39,618 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:33:39,618 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:33:39,619 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:33:39,619 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:33:39,619 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:33:39,620 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 -> c1d300a7fd30985bf629d211274dd9eceebf3054 [2019-11-27 09:33:40,140 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:33:40,175 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:33:40,182 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:33:40,184 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:33:40,187 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:33:40,188 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label26.c [2019-11-27 09:33:40,371 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d5ad1f07/c70328a6e88a404ca3fb6b2bf8878f65/FLAG89eee53eb [2019-11-27 09:33:42,011 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:33:42,017 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label26.c [2019-11-27 09:33:42,093 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d5ad1f07/c70328a6e88a404ca3fb6b2bf8878f65/FLAG89eee53eb [2019-11-27 09:33:42,132 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d5ad1f07/c70328a6e88a404ca3fb6b2bf8878f65 [2019-11-27 09:33:42,144 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:33:42,146 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:33:42,151 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:33:42,151 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:33:42,161 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:33:42,165 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:42" (1/1) ... [2019-11-27 09:33:42,173 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@210c1c05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:42, skipping insertion in model container [2019-11-27 09:33:42,174 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:42" (1/1) ... [2019-11-27 09:33:42,197 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:33:42,541 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:33:45,961 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:33:45,981 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:33:47,372 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:33:47,436 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:33:47,439 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:47 WrapperNode [2019-11-27 09:33:47,440 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:33:47,442 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:33:47,444 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:33:47,444 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:33:47,465 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:47" (1/1) ... [2019-11-27 09:33:47,581 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:47" (1/1) ... [2019-11-27 09:33:48,303 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:33:48,305 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:33:48,306 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:33:48,306 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:33:48,331 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:47" (1/1) ... [2019-11-27 09:33:48,332 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:47" (1/1) ... [2019-11-27 09:33:48,426 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:47" (1/1) ... [2019-11-27 09:33:48,429 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:47" (1/1) ... [2019-11-27 09:33:48,725 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:47" (1/1) ... [2019-11-27 09:33:48,784 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:47" (1/1) ... [2019-11-27 09:33:49,367 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:47" (1/1) ... [2019-11-27 09:33:49,470 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:33:49,478 INFO L168 Benchmark]: Toolchain (without parser) took 7326.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 915.4 MB in the end (delta: 33.4 MB). Peak memory consumption was 313.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:49,482 INFO L168 Benchmark]: CDTParser took 1.32 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. [2019-11-27 09:33:49,484 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5290.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 826.5 MB in the end (delta: 122.3 MB). Peak memory consumption was 122.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:49,487 INFO L168 Benchmark]: Boogie Procedure Inliner took 863.53 ms. Allocated memory is still 1.0 GB. Free memory was 826.5 MB in the beginning and 757.5 MB in the end (delta: 69.0 MB). Peak memory consumption was 69.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:49,492 INFO L168 Benchmark]: Boogie Preprocessor took 1164.83 ms. Allocated memory is still 1.0 GB. Free memory was 757.5 MB in the beginning and 915.4 MB in the end (delta: -157.9 MB). Peak memory consumption was 121.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:49,503 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.32 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 5290.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 826.5 MB in the end (delta: 122.3 MB). Peak memory consumption was 122.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 863.53 ms. Allocated memory is still 1.0 GB. Free memory was 826.5 MB in the beginning and 757.5 MB in the end (delta: 69.0 MB). Peak memory consumption was 69.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1164.83 ms. Allocated memory is still 1.0 GB. Free memory was 757.5 MB in the beginning and 915.4 MB in the end (delta: -157.9 MB). Peak memory consumption was 121.9 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-da95e15 [2019-11-27 09:33:53,444 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:33:53,449 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:33:53,485 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:33:53,487 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:33:53,490 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:33:53,492 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:33:53,495 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:33:53,522 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:33:53,524 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:33:53,529 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:33:53,530 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:33:53,533 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:33:53,539 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:33:53,540 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:33:53,544 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:33:53,549 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:33:53,553 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:33:53,560 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:33:53,565 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:33:53,574 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:33:53,578 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:33:53,582 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:33:53,587 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:33:53,596 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:33:53,596 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:33:53,597 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:33:53,601 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:33:53,601 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:33:53,605 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:33:53,606 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:33:53,607 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:33:53,609 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:33:53,612 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:33:53,616 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:33:53,617 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:33:53,619 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:33:53,623 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:33:53,623 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:33:53,627 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:33:53,631 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:33:53,632 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:33:53,672 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:33:53,674 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:33:53,681 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:33:53,685 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:33:53,685 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:33:53,686 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:33:53,686 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:33:53,686 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:33:53,686 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:33:53,687 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:33:53,688 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:33:53,688 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:33:53,689 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:33:53,689 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:33:53,690 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:33:53,692 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:33:53,692 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:33:53,692 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:33:53,693 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:33:53,693 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:33:53,693 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:33:53,693 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:33:53,695 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:33:53,695 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:33:53,695 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:33:53,697 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:33:53,697 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:33:53,697 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:33:53,698 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:33:53,700 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:33:53,701 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 -> c1d300a7fd30985bf629d211274dd9eceebf3054 [2019-11-27 09:33:54,294 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:33:54,327 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:33:54,336 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:33:54,340 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:33:54,343 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:33:54,345 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label26.c [2019-11-27 09:33:54,506 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27a536245/efc18b3e47344910811efc8fb1f4f4f8/FLAGcade756c0 [2019-11-27 09:33:56,138 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:33:56,139 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label26.c [2019-11-27 09:33:56,208 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27a536245/efc18b3e47344910811efc8fb1f4f4f8/FLAGcade756c0 [2019-11-27 09:33:56,250 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27a536245/efc18b3e47344910811efc8fb1f4f4f8 [2019-11-27 09:33:56,259 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:33:56,265 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:33:56,271 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:33:56,272 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:33:56,279 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:33:56,281 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:56" (1/1) ... [2019-11-27 09:33:56,291 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22abccbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:56, skipping insertion in model container [2019-11-27 09:33:56,292 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:56" (1/1) ... [2019-11-27 09:33:56,313 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:33:56,592 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:33:59,789 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:33:59,802 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:34:01,393 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:34:01,458 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:34:01,461 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:01 WrapperNode [2019-11-27 09:34:01,462 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:34:01,463 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:34:01,466 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:34:01,466 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:34:01,487 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:01" (1/1) ... [2019-11-27 09:34:01,612 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:01" (1/1) ... [2019-11-27 09:34:01,954 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:34:01,956 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:34:01,958 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:34:01,958 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:34:01,980 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:01" (1/1) ... [2019-11-27 09:34:01,982 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:01" (1/1) ... [2019-11-27 09:34:02,038 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:01" (1/1) ... [2019-11-27 09:34:02,038 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:01" (1/1) ... [2019-11-27 09:34:02,260 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:01" (1/1) ... [2019-11-27 09:34:02,331 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:01" (1/1) ... [2019-11-27 09:34:02,724 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:01" (1/1) ... [2019-11-27 09:34:02,794 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:34:02,804 INFO L168 Benchmark]: Toolchain (without parser) took 6535.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 943.6 MB in the end (delta: 12.4 MB). Peak memory consumption was 291.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:02,804 INFO L168 Benchmark]: CDTParser took 0.46 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:34:02,808 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5191.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 769.2 MB in the end (delta: 186.8 MB). Peak memory consumption was 186.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:02,812 INFO L168 Benchmark]: Boogie Procedure Inliner took 492.88 ms. Allocated memory is still 1.0 GB. Free memory was 769.2 MB in the beginning and 734.8 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:02,815 INFO L168 Benchmark]: Boogie Preprocessor took 837.99 ms. Allocated memory is still 1.0 GB. Free memory was 734.8 MB in the beginning and 943.6 MB in the end (delta: -208.8 MB). Peak memory consumption was 70.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:02,825 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 5191.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 769.2 MB in the end (delta: 186.8 MB). Peak memory consumption was 186.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 492.88 ms. Allocated memory is still 1.0 GB. Free memory was 769.2 MB in the beginning and 734.8 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 837.99 ms. Allocated memory is still 1.0 GB. Free memory was 734.8 MB in the beginning and 943.6 MB in the end (delta: -208.8 MB). Peak memory consumption was 70.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...