./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem10_label36.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/Problem10_label36.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 cb2c7a8caddb0ebb22f761a704d9e7400601b9af .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem10_label36.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 cb2c7a8caddb0ebb22f761a704d9e7400601b9af .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:45:15,168 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:45:15,175 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:45:15,207 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:45:15,207 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:45:15,210 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:45:15,212 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:45:15,240 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:45:15,249 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:45:15,255 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:45:15,257 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:45:15,262 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:45:15,263 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:45:15,270 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:45:15,272 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:45:15,278 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:45:15,280 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:45:15,286 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:45:15,290 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:45:15,298 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:45:15,307 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:45:15,314 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:45:15,316 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:45:15,322 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:45:15,328 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:45:15,329 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:45:15,330 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:45:15,333 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:45:15,334 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:45:15,338 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:45:15,338 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:45:15,339 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:45:15,340 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:45:15,343 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:45:15,345 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:45:15,347 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:45:15,348 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:45:15,350 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:45:15,350 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:45:15,351 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:45:15,354 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:45:15,356 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:45:15,390 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:45:15,394 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:45:15,396 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:45:15,399 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:45:15,399 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:45:15,400 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:45:15,400 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:45:15,400 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:45:15,401 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:45:15,401 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:45:15,405 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:45:15,405 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:45:15,406 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:45:15,406 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:45:15,407 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:45:15,407 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:45:15,407 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:45:15,408 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:45:15,409 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:45:15,409 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:45:15,409 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:45:15,412 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:45:15,412 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:45:15,412 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:45:15,413 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:45:15,413 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:45:15,413 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:45:15,413 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:45:15,414 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 -> cb2c7a8caddb0ebb22f761a704d9e7400601b9af [2019-11-26 16:45:16,003 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:45:16,030 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:45:16,038 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:45:16,041 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:45:16,043 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:45:16,044 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem10_label36.c [2019-11-26 16:45:16,206 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a02a2f8a0/3fd102bb95424645b846185d52170bf5/FLAG0b0a1954c [2019-11-26 16:45:17,434 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:45:17,435 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem10_label36.c [2019-11-26 16:45:17,469 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a02a2f8a0/3fd102bb95424645b846185d52170bf5/FLAG0b0a1954c [2019-11-26 16:45:17,507 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a02a2f8a0/3fd102bb95424645b846185d52170bf5 [2019-11-26 16:45:17,516 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:45:17,519 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:45:17,523 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:45:17,524 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:45:17,531 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:45:17,535 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:45:17" (1/1) ... [2019-11-26 16:45:17,542 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f019929 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:17, skipping insertion in model container [2019-11-26 16:45:17,543 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:45:17" (1/1) ... [2019-11-26 16:45:17,562 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:45:17,672 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:45:18,678 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:45:18,692 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:45:18,966 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:45:18,994 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:45:18,995 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:18 WrapperNode [2019-11-26 16:45:18,996 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:45:19,008 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:45:19,010 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:45:19,010 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:45:19,029 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:18" (1/1) ... [2019-11-26 16:45:19,080 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:18" (1/1) ... [2019-11-26 16:45:19,236 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:45:19,242 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:45:19,242 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:45:19,242 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:45:19,264 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:18" (1/1) ... [2019-11-26 16:45:19,266 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:18" (1/1) ... [2019-11-26 16:45:19,287 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:18" (1/1) ... [2019-11-26 16:45:19,288 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:18" (1/1) ... [2019-11-26 16:45:19,351 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:18" (1/1) ... [2019-11-26 16:45:19,381 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:18" (1/1) ... [2019-11-26 16:45:19,409 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:18" (1/1) ... [2019-11-26 16:45:19,450 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:45:19,460 INFO L168 Benchmark]: Toolchain (without parser) took 1937.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 955.9 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:19,463 INFO L168 Benchmark]: CDTParser took 3.48 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:45:19,467 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1472.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 973.1 MB in the end (delta: -11.4 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:19,469 INFO L168 Benchmark]: Boogie Procedure Inliner took 233.78 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 961.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:19,474 INFO L168 Benchmark]: Boogie Preprocessor took 211.92 ms. Allocated memory is still 1.0 GB. Free memory was 961.6 MB in the beginning and 955.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:19,483 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.48 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 1472.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 973.1 MB in the end (delta: -11.4 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 233.78 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 961.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 211.92 ms. Allocated memory is still 1.0 GB. Free memory was 961.6 MB in the beginning and 955.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:45:23,309 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:45:23,311 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:45:23,336 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:45:23,340 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:45:23,342 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:45:23,343 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:45:23,355 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:45:23,360 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:45:23,363 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:45:23,366 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:45:23,368 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:45:23,371 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:45:23,373 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:45:23,374 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:45:23,377 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:45:23,378 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:45:23,379 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:45:23,384 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:45:23,386 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:45:23,392 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:45:23,397 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:45:23,398 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:45:23,401 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:45:23,406 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:45:23,406 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:45:23,407 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:45:23,409 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:45:23,410 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:45:23,411 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:45:23,414 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:45:23,414 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:45:23,415 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:45:23,416 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:45:23,417 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:45:23,419 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:45:23,419 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:45:23,420 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:45:23,420 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:45:23,421 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:45:23,422 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:45:23,425 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:45:23,453 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:45:23,455 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:45:23,456 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:45:23,457 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:45:23,458 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:45:23,458 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:45:23,458 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:45:23,458 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:45:23,460 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:45:23,460 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:45:23,461 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:45:23,461 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:45:23,461 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:45:23,462 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:45:23,463 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:45:23,463 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:45:23,463 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:45:23,463 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:45:23,464 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:45:23,466 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:45:23,466 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:45:23,466 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:45:23,466 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:45:23,467 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:45:23,467 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:45:23,467 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:45:23,467 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:45:23,467 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:45:23,468 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:45:23,468 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:45:23,469 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 -> cb2c7a8caddb0ebb22f761a704d9e7400601b9af [2019-11-26 16:45:23,951 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:45:23,980 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:45:23,990 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:45:23,992 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:45:23,995 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:45:23,996 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem10_label36.c [2019-11-26 16:45:24,150 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e43c144de/188aa64f8ffe4468b0956c5a1daa7da6/FLAGd23a43c76 [2019-11-26 16:45:25,319 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:45:25,320 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem10_label36.c [2019-11-26 16:45:25,356 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e43c144de/188aa64f8ffe4468b0956c5a1daa7da6/FLAGd23a43c76 [2019-11-26 16:45:25,790 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e43c144de/188aa64f8ffe4468b0956c5a1daa7da6 [2019-11-26 16:45:25,805 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:45:25,807 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:45:25,811 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:45:25,811 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:45:25,818 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:45:25,821 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:45:25" (1/1) ... [2019-11-26 16:45:25,829 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46c9e356 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:25, skipping insertion in model container [2019-11-26 16:45:25,829 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:45:25" (1/1) ... [2019-11-26 16:45:25,843 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:45:25,914 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:45:27,032 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:45:27,042 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:45:27,375 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:45:27,411 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:45:27,412 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:27 WrapperNode [2019-11-26 16:45:27,416 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:45:27,417 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:45:27,417 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:45:27,418 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:45:27,438 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:27" (1/1) ... [2019-11-26 16:45:27,477 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:27" (1/1) ... [2019-11-26 16:45:27,588 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:45:27,591 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:45:27,593 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:45:27,593 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:45:27,608 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:27" (1/1) ... [2019-11-26 16:45:27,608 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:27" (1/1) ... [2019-11-26 16:45:27,641 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:27" (1/1) ... [2019-11-26 16:45:27,641 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:27" (1/1) ... [2019-11-26 16:45:27,711 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:27" (1/1) ... [2019-11-26 16:45:27,742 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:27" (1/1) ... [2019-11-26 16:45:27,766 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:27" (1/1) ... [2019-11-26 16:45:27,795 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:45:27,807 INFO L168 Benchmark]: Toolchain (without parser) took 1994.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 966.6 MB in the end (delta: -6.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:45:27,811 INFO L168 Benchmark]: CDTParser took 1.23 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:45:27,815 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1605.51 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 978.1 MB in the end (delta: -17.9 MB). Peak memory consumption was 33.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:27,818 INFO L168 Benchmark]: Boogie Procedure Inliner took 173.60 ms. Allocated memory is still 1.0 GB. Free memory was 978.1 MB in the beginning and 972.4 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:27,823 INFO L168 Benchmark]: Boogie Preprocessor took 207.68 ms. Allocated memory is still 1.0 GB. Free memory was 972.4 MB in the beginning and 966.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:27,834 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.23 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 1605.51 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 978.1 MB in the end (delta: -17.9 MB). Peak memory consumption was 33.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 173.60 ms. Allocated memory is still 1.0 GB. Free memory was 978.1 MB in the beginning and 972.4 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 207.68 ms. Allocated memory is still 1.0 GB. Free memory was 972.4 MB in the beginning and 966.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...