./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label32.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem15_label32.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 a7f583c5696f770774eed073d41307374ee0c036 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem15_label32.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 a7f583c5696f770774eed073d41307374ee0c036 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:49:05,241 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:49:05,247 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:49:05,271 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:49:05,272 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:49:05,275 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:49:05,278 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:49:05,307 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:49:05,315 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:49:05,318 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:49:05,320 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:49:05,324 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:49:05,326 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:49:05,331 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:49:05,335 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:49:05,339 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:49:05,342 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:49:05,345 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:49:05,352 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:49:05,358 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:49:05,368 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:49:05,374 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:49:05,376 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:49:05,380 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:49:05,388 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:49:05,391 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:49:05,391 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:49:05,393 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:49:05,394 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:49:05,397 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:49:05,398 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:49:05,399 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:49:05,402 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:49:05,404 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:49:05,408 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:49:05,408 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:49:05,410 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:49:05,412 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:49:05,412 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:49:05,414 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:49:05,418 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:49:05,419 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:49:05,459 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:49:05,461 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:49:05,465 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:49:05,468 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:49:05,468 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:49:05,469 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:49:05,469 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:49:05,469 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:49:05,470 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:49:05,470 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:49:05,471 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:49:05,473 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:49:05,473 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:49:05,474 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:49:05,474 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:49:05,476 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:49:05,476 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:49:05,476 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:49:05,477 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:49:05,477 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:49:05,477 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:49:05,479 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:49:05,479 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:49:05,479 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:49:05,482 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:49:05,482 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:49:05,482 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:49:05,483 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:49:05,483 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 -> a7f583c5696f770774eed073d41307374ee0c036 [2019-11-26 16:49:06,128 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:49:06,156 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:49:06,163 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:49:06,168 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:49:06,169 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:49:06,170 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label32.c [2019-11-26 16:49:06,323 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e748f6ce4/6fadf9fe79f0435fa2fabfad447ab8d4/FLAGc66090881 [2019-11-26 16:49:07,740 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:49:07,741 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label32.c [2019-11-26 16:49:07,788 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e748f6ce4/6fadf9fe79f0435fa2fabfad447ab8d4/FLAGc66090881 [2019-11-26 16:49:07,830 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e748f6ce4/6fadf9fe79f0435fa2fabfad447ab8d4 [2019-11-26 16:49:07,841 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:49:07,845 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:49:07,850 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:07,850 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:49:07,857 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:49:07,861 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:07" (1/1) ... [2019-11-26 16:49:07,870 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:07, skipping insertion in model container [2019-11-26 16:49:07,871 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:07" (1/1) ... [2019-11-26 16:49:07,891 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:49:08,058 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:49:09,874 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:09,889 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:49:10,490 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:10,536 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:49:10,539 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:10 WrapperNode [2019-11-26 16:49:10,540 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:10,541 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:10,544 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:49:10,544 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:49:10,564 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:10" (1/1) ... [2019-11-26 16:49:10,645 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:10" (1/1) ... [2019-11-26 16:49:11,015 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:11,017 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:49:11,018 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:49:11,018 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:49:11,043 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:10" (1/1) ... [2019-11-26 16:49:11,045 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:10" (1/1) ... [2019-11-26 16:49:11,107 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:10" (1/1) ... [2019-11-26 16:49:11,110 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:10" (1/1) ... [2019-11-26 16:49:11,271 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:10" (1/1) ... [2019-11-26 16:49:11,319 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:10" (1/1) ... [2019-11-26 16:49:11,372 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:10" (1/1) ... [2019-11-26 16:49:11,441 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:49:11,456 INFO L168 Benchmark]: Toolchain (without parser) took 3605.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 857.7 MB in the end (delta: 103.8 MB). Peak memory consumption was 103.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:11,457 INFO L168 Benchmark]: CDTParser took 1.70 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. [2019-11-26 16:49:11,462 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2691.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 915.0 MB in the end (delta: 46.5 MB). Peak memory consumption was 46.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:11,464 INFO L168 Benchmark]: Boogie Procedure Inliner took 475.54 ms. Allocated memory is still 1.0 GB. Free memory was 915.0 MB in the beginning and 874.9 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:11,469 INFO L168 Benchmark]: Boogie Preprocessor took 429.53 ms. Allocated memory is still 1.0 GB. Free memory was 874.9 MB in the beginning and 857.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:11,480 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.70 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 2691.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 915.0 MB in the end (delta: 46.5 MB). Peak memory consumption was 46.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 475.54 ms. Allocated memory is still 1.0 GB. Free memory was 915.0 MB in the beginning and 874.9 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 429.53 ms. Allocated memory is still 1.0 GB. Free memory was 874.9 MB in the beginning and 857.7 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... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:49:15,424 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:49:15,433 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:49:15,465 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:49:15,467 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:49:15,469 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:49:15,474 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:49:15,488 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:49:15,496 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:49:15,502 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:49:15,505 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:49:15,509 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:49:15,512 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:49:15,516 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:49:15,519 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:49:15,522 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:49:15,527 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:49:15,529 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:49:15,533 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:49:15,541 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:49:15,549 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:49:15,557 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:49:15,558 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:49:15,562 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:49:15,571 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:49:15,571 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:49:15,572 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:49:15,575 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:49:15,577 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:49:15,578 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:49:15,580 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:49:15,582 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:49:15,583 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:49:15,588 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:49:15,590 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:49:15,591 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:49:15,593 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:49:15,594 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:49:15,594 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:49:15,597 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:49:15,599 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:49:15,601 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:49:15,656 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:49:15,656 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:49:15,661 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:49:15,661 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:49:15,662 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:49:15,662 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:49:15,662 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:49:15,666 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:49:15,666 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:49:15,666 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:49:15,668 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:49:15,668 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:49:15,668 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:49:15,669 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:49:15,669 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:49:15,669 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:49:15,671 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:49:15,671 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:49:15,671 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:49:15,672 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:49:15,674 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:49:15,674 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:49:15,674 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:49:15,675 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:49:15,675 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:49:15,676 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:49:15,676 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:49:15,679 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:49:15,679 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:49:15,679 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:49:15,680 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 -> a7f583c5696f770774eed073d41307374ee0c036 [2019-11-26 16:49:16,277 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:49:16,314 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:49:16,321 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:49:16,327 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:49:16,327 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:49:16,329 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label32.c [2019-11-26 16:49:16,490 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a786f85e/a96f9f20c129460cbb4bde7a6d27e985/FLAGcaef4f17d [2019-11-26 16:49:17,927 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:49:17,929 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label32.c [2019-11-26 16:49:17,975 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a786f85e/a96f9f20c129460cbb4bde7a6d27e985/FLAGcaef4f17d [2019-11-26 16:49:18,297 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a786f85e/a96f9f20c129460cbb4bde7a6d27e985 [2019-11-26 16:49:18,308 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:49:18,312 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:49:18,316 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:18,316 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:49:18,323 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:49:18,328 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:18" (1/1) ... [2019-11-26 16:49:18,335 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@310b35a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:18, skipping insertion in model container [2019-11-26 16:49:18,338 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:18" (1/1) ... [2019-11-26 16:49:18,357 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:49:18,522 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:49:20,630 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:20,644 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:49:21,411 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:21,455 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:49:21,463 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:21 WrapperNode [2019-11-26 16:49:21,463 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:21,464 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:21,465 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:49:21,465 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:49:21,488 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:21" (1/1) ... [2019-11-26 16:49:21,573 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:21" (1/1) ... [2019-11-26 16:49:21,790 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:21,791 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:49:21,791 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:49:21,791 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:49:21,814 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:21" (1/1) ... [2019-11-26 16:49:21,817 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:21" (1/1) ... [2019-11-26 16:49:21,857 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:21" (1/1) ... [2019-11-26 16:49:21,859 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:21" (1/1) ... [2019-11-26 16:49:21,995 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:21" (1/1) ... [2019-11-26 16:49:22,047 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:21" (1/1) ... [2019-11-26 16:49:22,084 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:21" (1/1) ... [2019-11-26 16:49:22,119 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:49:22,131 INFO L168 Benchmark]: Toolchain (without parser) took 3816.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.1 MB in the beginning and 852.1 MB in the end (delta: 108.0 MB). Peak memory consumption was 108.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:22,132 INFO L168 Benchmark]: CDTParser took 2.76 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. [2019-11-26 16:49:22,137 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3147.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.1 MB in the beginning and 886.4 MB in the end (delta: 73.6 MB). Peak memory consumption was 73.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:22,138 INFO L168 Benchmark]: Boogie Procedure Inliner took 326.13 ms. Allocated memory is still 1.0 GB. Free memory was 886.4 MB in the beginning and 869.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:22,144 INFO L168 Benchmark]: Boogie Preprocessor took 333.01 ms. Allocated memory is still 1.0 GB. Free memory was 869.2 MB in the beginning and 852.1 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:22,154 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.76 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 3147.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.1 MB in the beginning and 886.4 MB in the end (delta: 73.6 MB). Peak memory consumption was 73.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 326.13 ms. Allocated memory is still 1.0 GB. Free memory was 886.4 MB in the beginning and 869.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 333.01 ms. Allocated memory is still 1.0 GB. Free memory was 869.2 MB in the beginning and 852.1 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...