./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem11_label51.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/Problem11_label51.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 87e06eff0c688d99010d5e1a8a1b04bb6a677275 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem11_label51.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 87e06eff0c688d99010d5e1a8a1b04bb6a677275 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:46:06,424 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:46:06,430 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:46:06,461 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:46:06,464 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:46:06,467 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:46:06,468 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:46:06,478 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:46:06,492 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:46:06,497 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:46:06,502 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:46:06,505 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:46:06,506 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:46:06,510 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:46:06,516 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:46:06,520 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:46:06,522 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:46:06,527 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:46:06,534 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:46:06,542 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:46:06,549 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:46:06,556 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:46:06,559 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:46:06,564 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:46:06,570 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:46:06,571 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:46:06,573 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:46:06,577 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:46:06,578 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:46:06,579 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:46:06,582 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:46:06,583 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:46:06,584 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:46:06,588 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:46:06,589 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:46:06,592 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:46:06,593 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:46:06,594 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:46:06,594 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:46:06,598 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:46:06,600 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:46:06,601 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:46:06,638 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:46:06,640 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:46:06,645 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:46:06,646 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:46:06,646 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:46:06,648 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:46:06,648 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:46:06,648 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:46:06,649 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:46:06,649 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:46:06,650 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:46:06,653 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:46:06,653 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:46:06,654 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:46:06,654 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:46:06,654 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:46:06,654 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:46:06,655 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:46:06,655 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:46:06,658 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:46:06,658 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:46:06,658 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:46:06,659 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:46:06,659 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:46:06,659 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:46:06,660 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:46:06,660 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:46:06,660 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:46:06,661 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 -> 87e06eff0c688d99010d5e1a8a1b04bb6a677275 [2019-11-26 16:46:07,214 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:46:07,241 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:46:07,250 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:46:07,258 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:46:07,259 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:46:07,260 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label51.c [2019-11-26 16:46:07,419 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/285d0ffd3/b3afae5a065546e1861b528dd785f676/FLAGc2010c714 [2019-11-26 16:46:08,741 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:46:08,743 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label51.c [2019-11-26 16:46:08,777 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/285d0ffd3/b3afae5a065546e1861b528dd785f676/FLAGc2010c714 [2019-11-26 16:46:08,817 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/285d0ffd3/b3afae5a065546e1861b528dd785f676 [2019-11-26 16:46:08,827 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:46:08,832 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:46:08,834 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:08,836 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:46:08,845 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:46:08,846 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:08" (1/1) ... [2019-11-26 16:46:08,856 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63b80273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:08, skipping insertion in model container [2019-11-26 16:46:08,857 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:08" (1/1) ... [2019-11-26 16:46:08,878 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:46:09,012 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:46:10,363 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:10,379 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:46:10,747 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:10,786 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:46:10,790 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:10 WrapperNode [2019-11-26 16:46:10,791 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:10,793 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:10,793 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:46:10,793 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:46:10,812 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:10" (1/1) ... [2019-11-26 16:46:10,871 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:10" (1/1) ... [2019-11-26 16:46:11,069 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:11,074 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:46:11,074 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:46:11,074 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:46:11,097 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:10" (1/1) ... [2019-11-26 16:46:11,099 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:10" (1/1) ... [2019-11-26 16:46:11,120 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:10" (1/1) ... [2019-11-26 16:46:11,121 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:10" (1/1) ... [2019-11-26 16:46:11,196 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:10" (1/1) ... [2019-11-26 16:46:11,239 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:10" (1/1) ... [2019-11-26 16:46:11,268 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:10" (1/1) ... [2019-11-26 16:46:11,293 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:46:11,303 INFO L168 Benchmark]: Toolchain (without parser) took 2465.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 920.3 MB in the end (delta: 47.2 MB). Peak memory consumption was 47.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:11,308 INFO L168 Benchmark]: CDTParser took 2.58 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 16:46:11,310 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1957.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 948.9 MB in the end (delta: 12.8 MB). Peak memory consumption was 21.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:11,311 INFO L168 Benchmark]: Boogie Procedure Inliner took 280.63 ms. Allocated memory is still 1.0 GB. Free memory was 948.9 MB in the beginning and 931.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:11,314 INFO L168 Benchmark]: Boogie Preprocessor took 219.85 ms. Allocated memory is still 1.0 GB. Free memory was 931.7 MB in the beginning and 920.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:11,326 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.58 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 1957.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 948.9 MB in the end (delta: 12.8 MB). Peak memory consumption was 21.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 280.63 ms. Allocated memory is still 1.0 GB. Free memory was 948.9 MB in the beginning and 931.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 219.85 ms. Allocated memory is still 1.0 GB. Free memory was 931.7 MB in the beginning and 920.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 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 16:46:15,062 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:46:15,070 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:46:15,105 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:46:15,107 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:46:15,109 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:46:15,114 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:46:15,132 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:46:15,135 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:46:15,140 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:46:15,143 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:46:15,150 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:46:15,151 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:46:15,155 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:46:15,158 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:46:15,163 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:46:15,165 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:46:15,170 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:46:15,176 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:46:15,184 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:46:15,192 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:46:15,200 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:46:15,202 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:46:15,207 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:46:15,215 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:46:15,215 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:46:15,216 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:46:15,219 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:46:15,220 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:46:15,223 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:46:15,223 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:46:15,224 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:46:15,226 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:46:15,230 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:46:15,234 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:46:15,235 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:46:15,236 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:46:15,239 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:46:15,239 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:46:15,240 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:46:15,245 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:46:15,246 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:46:15,285 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:46:15,287 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:46:15,291 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:46:15,292 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:46:15,292 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:46:15,294 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:46:15,294 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:46:15,294 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:46:15,295 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:46:15,295 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:46:15,297 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:46:15,297 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:46:15,299 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:46:15,299 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:46:15,300 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:46:15,300 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:46:15,300 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:46:15,302 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:46:15,302 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:46:15,302 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:46:15,303 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:46:15,305 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:46:15,305 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:46:15,305 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:46:15,306 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:46:15,306 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:46:15,306 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:46:15,308 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:46:15,308 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:46:15,310 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:46:15,311 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 -> 87e06eff0c688d99010d5e1a8a1b04bb6a677275 [2019-11-26 16:46:15,830 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:46:15,861 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:46:15,868 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:46:15,870 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:46:15,873 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:46:15,874 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label51.c [2019-11-26 16:46:16,027 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c9d0dd66f/8d096195d58b44f6920554e3138e2abf/FLAGd3c6d62ed [2019-11-26 16:46:17,304 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:46:17,305 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label51.c [2019-11-26 16:46:17,338 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c9d0dd66f/8d096195d58b44f6920554e3138e2abf/FLAGd3c6d62ed [2019-11-26 16:46:17,679 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c9d0dd66f/8d096195d58b44f6920554e3138e2abf [2019-11-26 16:46:17,688 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:46:17,692 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:46:17,698 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:17,699 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:46:17,705 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:46:17,708 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:17" (1/1) ... [2019-11-26 16:46:17,717 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e1aada and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:17, skipping insertion in model container [2019-11-26 16:46:17,717 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:17" (1/1) ... [2019-11-26 16:46:17,736 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:46:17,865 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:46:19,223 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:19,238 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:46:19,767 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:19,809 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:46:19,811 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:19 WrapperNode [2019-11-26 16:46:19,813 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:19,814 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:19,816 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:46:19,816 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:46:19,839 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:19" (1/1) ... [2019-11-26 16:46:19,900 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:19" (1/1) ... [2019-11-26 16:46:20,048 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:20,049 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:46:20,049 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:46:20,049 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:46:20,071 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:19" (1/1) ... [2019-11-26 16:46:20,076 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:19" (1/1) ... [2019-11-26 16:46:20,094 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:19" (1/1) ... [2019-11-26 16:46:20,095 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:19" (1/1) ... [2019-11-26 16:46:20,174 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:19" (1/1) ... [2019-11-26 16:46:20,215 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:19" (1/1) ... [2019-11-26 16:46:20,239 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:19" (1/1) ... [2019-11-26 16:46:20,271 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:46:20,279 INFO L168 Benchmark]: Toolchain (without parser) took 2581.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.9 MB in the beginning and 932.3 MB in the end (delta: 23.7 MB). Peak memory consumption was 23.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:20,280 INFO L168 Benchmark]: CDTParser took 2.36 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 16:46:20,285 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2115.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.9 MB in the beginning and 943.7 MB in the end (delta: 12.2 MB). Peak memory consumption was 28.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:20,286 INFO L168 Benchmark]: Boogie Procedure Inliner took 234.50 ms. Allocated memory is still 1.0 GB. Free memory was 943.7 MB in the beginning and 938.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:20,292 INFO L168 Benchmark]: Boogie Preprocessor took 222.76 ms. Allocated memory is still 1.0 GB. Free memory was 938.0 MB in the beginning and 932.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:20,300 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.36 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 2115.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.9 MB in the beginning and 943.7 MB in the end (delta: 12.2 MB). Peak memory consumption was 28.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 234.50 ms. Allocated memory is still 1.0 GB. Free memory was 943.7 MB in the beginning and 938.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 222.76 ms. Allocated memory is still 1.0 GB. Free memory was 938.0 MB in the beginning and 932.3 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...