./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem06_label12.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/Problem06_label12.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash df4a0a3aa3d39a687cb69018b7d25de3178e2ab4 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem06_label12.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash df4a0a3aa3d39a687cb69018b7d25de3178e2ab4 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:24:33,239 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:24:33,242 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:24:33,281 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:24:33,283 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:24:33,285 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:24:33,290 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:24:33,306 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:24:33,310 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:24:33,316 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:24:33,317 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:24:33,323 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:24:33,327 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:24:33,329 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:24:33,331 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:24:33,332 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:24:33,338 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:24:33,344 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:24:33,351 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:24:33,358 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:24:33,366 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:24:33,372 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:24:33,374 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:24:33,379 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:24:33,387 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:24:33,388 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:24:33,388 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:24:33,393 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:24:33,394 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:24:33,395 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:24:33,397 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:24:33,398 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:24:33,399 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:24:33,402 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:24:33,405 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:24:33,406 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:24:33,408 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:24:33,409 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:24:33,409 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:24:33,412 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:24:33,415 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:24:33,417 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:24:33,454 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:24:33,457 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:24:33,461 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:24:33,462 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:24:33,462 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:24:33,465 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:24:33,465 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:24:33,465 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:24:33,466 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:24:33,466 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:24:33,467 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:24:33,468 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:24:33,470 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:24:33,470 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:24:33,471 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:24:33,471 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:24:33,471 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:24:33,472 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:24:33,472 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:24:33,473 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:24:33,473 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:24:33,475 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:24:33,475 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:24:33,476 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:24:33,476 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:24:33,476 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:24:33,479 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:24:33,479 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:24:33,479 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 -> df4a0a3aa3d39a687cb69018b7d25de3178e2ab4 [2019-11-27 09:24:34,122 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:24:34,146 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:24:34,154 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:24:34,157 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:24:34,159 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:24:34,160 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label12.c [2019-11-27 09:24:34,310 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c506b2fc3/d8a0244c21f14aeda5bc03fd33020c6e/FLAGbbd9e073b [2019-11-27 09:24:36,377 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:24:36,380 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label12.c [2019-11-27 09:24:36,518 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c506b2fc3/d8a0244c21f14aeda5bc03fd33020c6e/FLAGbbd9e073b [2019-11-27 09:24:36,996 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c506b2fc3/d8a0244c21f14aeda5bc03fd33020c6e [2019-11-27 09:24:37,002 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:24:37,005 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:24:37,015 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:24:37,015 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:24:37,028 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:24:37,034 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:24:36" (1/1) ... [2019-11-27 09:24:37,041 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a9841a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:37, skipping insertion in model container [2019-11-27 09:24:37,041 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:24:36" (1/1) ... [2019-11-27 09:24:37,058 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:24:37,551 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:24:41,732 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:24:41,745 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:24:44,265 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:24:44,411 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:24:44,413 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:44 WrapperNode [2019-11-27 09:24:44,416 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:24:44,417 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:24:44,418 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:24:44,420 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:24:44,439 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:44" (1/1) ... [2019-11-27 09:24:44,585 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:44" (1/1) ... [2019-11-27 09:24:45,485 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:24:45,491 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:24:45,491 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:24:45,492 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:24:45,513 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:44" (1/1) ... [2019-11-27 09:24:45,516 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:44" (1/1) ... [2019-11-27 09:24:45,617 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:44" (1/1) ... [2019-11-27 09:24:45,619 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:44" (1/1) ... [2019-11-27 09:24:45,867 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:44" (1/1) ... [2019-11-27 09:24:45,954 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:44" (1/1) ... [2019-11-27 09:24:46,060 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:44" (1/1) ... [2019-11-27 09:24:46,152 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:24:46,162 INFO L168 Benchmark]: Toolchain (without parser) took 9150.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.6 MB in the beginning and 820.6 MB in the end (delta: 118.0 MB). Peak memory consumption was 118.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:46,163 INFO L168 Benchmark]: CDTParser took 1.32 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 09:24:46,166 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7401.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.6 MB in the beginning and 714.8 MB in the end (delta: 223.9 MB). Peak memory consumption was 223.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:46,170 INFO L168 Benchmark]: Boogie Procedure Inliner took 1073.77 ms. Allocated memory is still 1.0 GB. Free memory was 714.8 MB in the beginning and 874.8 MB in the end (delta: -160.0 MB). Peak memory consumption was 66.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:46,175 INFO L168 Benchmark]: Boogie Preprocessor took 661.26 ms. Allocated memory is still 1.0 GB. Free memory was 874.8 MB in the beginning and 820.6 MB in the end (delta: 54.1 MB). Peak memory consumption was 54.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:46,184 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 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 7401.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.6 MB in the beginning and 714.8 MB in the end (delta: 223.9 MB). Peak memory consumption was 223.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1073.77 ms. Allocated memory is still 1.0 GB. Free memory was 714.8 MB in the beginning and 874.8 MB in the end (delta: -160.0 MB). Peak memory consumption was 66.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 661.26 ms. Allocated memory is still 1.0 GB. Free memory was 874.8 MB in the beginning and 820.6 MB in the end (delta: 54.1 MB). Peak memory consumption was 54.1 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 09:24:50,032 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:24:50,045 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:24:50,070 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:24:50,071 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:24:50,074 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:24:50,076 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:24:50,103 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:24:50,106 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:24:50,113 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:24:50,115 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:24:50,122 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:24:50,124 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:24:50,128 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:24:50,133 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:24:50,139 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:24:50,140 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:24:50,145 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:24:50,151 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:24:50,159 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:24:50,168 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:24:50,172 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:24:50,176 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:24:50,181 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:24:50,187 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:24:50,188 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:24:50,188 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:24:50,193 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:24:50,194 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:24:50,195 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:24:50,197 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:24:50,198 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:24:50,199 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:24:50,203 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:24:50,207 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:24:50,207 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:24:50,211 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:24:50,212 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:24:50,212 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:24:50,215 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:24:50,219 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:24:50,220 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:24:50,262 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:24:50,263 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:24:50,270 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:24:50,270 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:24:50,270 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:24:50,271 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:24:50,271 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:24:50,271 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:24:50,272 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:24:50,273 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:24:50,274 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:24:50,277 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:24:50,277 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:24:50,278 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:24:50,278 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:24:50,278 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:24:50,279 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:24:50,279 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:24:50,279 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:24:50,282 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:24:50,282 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:24:50,282 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:24:50,283 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:24:50,283 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:24:50,283 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:24:50,284 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:24:50,284 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:24:50,284 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:24:50,287 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:24:50,287 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:24:50,288 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 -> df4a0a3aa3d39a687cb69018b7d25de3178e2ab4 [2019-11-27 09:24:50,835 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:24:50,862 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:24:50,869 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:24:50,874 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:24:50,876 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:24:50,878 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label12.c [2019-11-27 09:24:51,036 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4e709b43/b4096e843d9644b4a8248fe3e794cb5a/FLAGaf3403960 [2019-11-27 09:24:53,271 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:24:53,272 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label12.c [2019-11-27 09:24:53,396 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4e709b43/b4096e843d9644b4a8248fe3e794cb5a/FLAGaf3403960 [2019-11-27 09:24:53,436 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4e709b43/b4096e843d9644b4a8248fe3e794cb5a [2019-11-27 09:24:53,449 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:24:53,451 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:24:53,453 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:24:53,454 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:24:53,462 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:24:53,464 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:24:53" (1/1) ... [2019-11-27 09:24:53,473 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:53, skipping insertion in model container [2019-11-27 09:24:53,474 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:24:53" (1/1) ... [2019-11-27 09:24:53,492 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:24:53,968 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:24:58,241 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:24:58,258 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:25:00,807 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:25:00,889 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:25:00,890 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:00 WrapperNode [2019-11-27 09:25:00,890 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:25:00,891 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:25:00,891 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:25:00,891 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:25:00,908 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:00" (1/1) ... [2019-11-27 09:25:01,080 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:00" (1/1) ... [2019-11-27 09:25:01,621 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:25:01,622 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:25:01,622 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:25:01,622 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:25:01,641 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:00" (1/1) ... [2019-11-27 09:25:01,645 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:00" (1/1) ... [2019-11-27 09:25:01,744 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:00" (1/1) ... [2019-11-27 09:25:01,745 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:00" (1/1) ... [2019-11-27 09:25:02,135 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:00" (1/1) ... [2019-11-27 09:25:02,249 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:00" (1/1) ... [2019-11-27 09:25:02,332 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:00" (1/1) ... [2019-11-27 09:25:02,438 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:25:02,446 INFO L168 Benchmark]: Toolchain (without parser) took 8990.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 756.2 MB in the end (delta: 182.6 MB). Peak memory consumption was 182.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:02,446 INFO L168 Benchmark]: CDTParser took 2.09 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 09:25:02,450 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7437.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 884.2 MB in the end (delta: 54.6 MB). Peak memory consumption was 274.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:02,452 INFO L168 Benchmark]: Boogie Procedure Inliner took 730.92 ms. Allocated memory is still 1.0 GB. Free memory was 884.2 MB in the beginning and 814.6 MB in the end (delta: 69.5 MB). Peak memory consumption was 69.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:02,457 INFO L168 Benchmark]: Boogie Preprocessor took 816.32 ms. Allocated memory is still 1.0 GB. Free memory was 814.6 MB in the beginning and 756.2 MB in the end (delta: 58.4 MB). Peak memory consumption was 58.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:02,466 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.09 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 7437.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 884.2 MB in the end (delta: 54.6 MB). Peak memory consumption was 274.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 730.92 ms. Allocated memory is still 1.0 GB. Free memory was 884.2 MB in the beginning and 814.6 MB in the end (delta: 69.5 MB). Peak memory consumption was 69.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 816.32 ms. Allocated memory is still 1.0 GB. Free memory was 814.6 MB in the beginning and 756.2 MB in the end (delta: 58.4 MB). Peak memory consumption was 58.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...