./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label43.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem12_label43.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 070b986a2b2b248cef67dcb314503ce0d3c825f4 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem12_label43.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 070b986a2b2b248cef67dcb314503ce0d3c825f4 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:52:40,530 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:52:40,537 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:52:40,561 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:52:40,563 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:52:40,565 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:52:40,579 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:52:40,597 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:52:40,600 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:52:40,606 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:52:40,610 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:52:40,615 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:52:40,617 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:52:40,624 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:52:40,627 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:52:40,631 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:52:40,634 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:52:40,640 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:52:40,644 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:52:40,652 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:52:40,659 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:52:40,667 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:52:40,672 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:52:40,675 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:52:40,682 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:52:40,685 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:52:40,685 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:52:40,689 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:52:40,690 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:52:40,695 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:52:40,695 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:52:40,696 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:52:40,699 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:52:40,701 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:52:40,706 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:52:40,706 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:52:40,709 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:52:40,710 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:52:40,710 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:52:40,715 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:52:40,717 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:52:40,720 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:52:40,762 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:52:40,763 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:52:40,769 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:52:40,770 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:52:40,770 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:52:40,773 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:52:40,773 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:52:40,774 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:52:40,774 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:52:40,774 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:52:40,776 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:52:40,778 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:52:40,778 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:52:40,779 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:52:40,779 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:52:40,779 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:52:40,780 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:52:40,780 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:52:40,783 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:52:40,783 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:52:40,784 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:52:40,784 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:52:40,784 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:52:40,785 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:52:40,785 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:52:40,788 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:52:40,788 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:52:40,788 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:52:40,789 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:52:40,789 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 -> 070b986a2b2b248cef67dcb314503ce0d3c825f4 [2019-11-24 20:52:41,403 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:52:41,433 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:52:41,440 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:52:41,444 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:52:41,448 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:52:41,449 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label43.c [2019-11-24 20:52:41,612 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f0163607/aba40832b16643adb2a329ce28b9ab43/FLAG691dc06a8 [2019-11-24 20:52:43,234 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:52:43,235 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label43.c [2019-11-24 20:52:43,312 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f0163607/aba40832b16643adb2a329ce28b9ab43/FLAG691dc06a8 [2019-11-24 20:52:43,350 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f0163607/aba40832b16643adb2a329ce28b9ab43 [2019-11-24 20:52:43,359 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:52:43,364 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:52:43,371 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:52:43,371 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:52:43,379 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:52:43,382 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:52:43" (1/1) ... [2019-11-24 20:52:43,392 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 24.11 08:52:43, skipping insertion in model container [2019-11-24 20:52:43,392 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:52:43" (1/1) ... [2019-11-24 20:52:43,409 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:52:43,735 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:52:46,749 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:52:46,762 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:52:48,200 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:52:48,272 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:52:48,278 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:48 WrapperNode [2019-11-24 20:52:48,278 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:52:48,283 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:52:48,283 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:52:48,283 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:52:48,303 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:48" (1/1) ... [2019-11-24 20:52:48,413 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:48" (1/1) ... [2019-11-24 20:52:49,078 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:52:49,079 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:52:49,079 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:52:49,079 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:52:49,103 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:48" (1/1) ... [2019-11-24 20:52:49,103 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:48" (1/1) ... [2019-11-24 20:52:49,195 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:48" (1/1) ... [2019-11-24 20:52:49,197 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:48" (1/1) ... [2019-11-24 20:52:49,536 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:48" (1/1) ... [2019-11-24 20:52:49,612 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:48" (1/1) ... [2019-11-24 20:52:50,322 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:48" (1/1) ... [2019-11-24 20:52:50,500 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:52:50,513 INFO L168 Benchmark]: Toolchain (without parser) took 7143.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 906.4 MB in the end (delta: 43.9 MB). Peak memory consumption was 313.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:50,514 INFO L168 Benchmark]: CDTParser took 0.87 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. [2019-11-24 20:52:50,518 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4908.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 820.8 MB in the end (delta: 129.4 MB). Peak memory consumption was 129.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:50,521 INFO L168 Benchmark]: Boogie Procedure Inliner took 795.78 ms. Allocated memory is still 1.0 GB. Free memory was 820.8 MB in the beginning and 752.0 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:50,527 INFO L168 Benchmark]: Boogie Preprocessor took 1422.86 ms. Allocated memory is still 1.0 GB. Free memory was 752.0 MB in the beginning and 906.4 MB in the end (delta: -154.3 MB). Peak memory consumption was 115.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:50,537 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.87 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 4908.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 820.8 MB in the end (delta: 129.4 MB). Peak memory consumption was 129.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 795.78 ms. Allocated memory is still 1.0 GB. Free memory was 820.8 MB in the beginning and 752.0 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1422.86 ms. Allocated memory is still 1.0 GB. Free memory was 752.0 MB in the beginning and 906.4 MB in the end (delta: -154.3 MB). Peak memory consumption was 115.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 20:52:54,537 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:52:54,542 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:52:54,576 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:52:54,579 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:52:54,581 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:52:54,588 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:52:54,603 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:52:54,607 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:52:54,613 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:52:54,616 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:52:54,623 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:52:54,626 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:52:54,630 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:52:54,633 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:52:54,637 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:52:54,643 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:52:54,646 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:52:54,653 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:52:54,661 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:52:54,670 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:52:54,678 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:52:54,680 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:52:54,686 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:52:54,693 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:52:54,694 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:52:54,694 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:52:54,697 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:52:54,699 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:52:54,700 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:52:54,706 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:52:54,707 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:52:54,708 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:52:54,710 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:52:54,712 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:52:54,713 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:52:54,716 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:52:54,716 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:52:54,718 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:52:54,719 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:52:54,725 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:52:54,726 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:52:54,766 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:52:54,767 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:52:54,772 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:52:54,773 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:52:54,773 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:52:54,774 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:52:54,775 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:52:54,775 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:52:54,775 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:52:54,778 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:52:54,779 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:52:54,780 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:52:54,780 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:52:54,780 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:52:54,781 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:52:54,781 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:52:54,781 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:52:54,783 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:52:54,783 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:52:54,783 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:52:54,784 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:52:54,786 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:52:54,786 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:52:54,786 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:52:54,787 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:52:54,787 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:52:54,788 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:52:54,789 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:52:54,789 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:52:54,789 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:52:54,793 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:52:54,793 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 -> 070b986a2b2b248cef67dcb314503ce0d3c825f4 [2019-11-24 20:52:55,358 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:52:55,389 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:52:55,393 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:52:55,398 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:52:55,401 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:52:55,403 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label43.c [2019-11-24 20:52:55,560 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/541a0b10a/1827bfe276ac417b8b3e739a0b1b6a17/FLAGe9a437b21 [2019-11-24 20:52:57,212 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:52:57,213 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label43.c [2019-11-24 20:52:57,281 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/541a0b10a/1827bfe276ac417b8b3e739a0b1b6a17/FLAGe9a437b21 [2019-11-24 20:52:57,321 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/541a0b10a/1827bfe276ac417b8b3e739a0b1b6a17 [2019-11-24 20:52:57,333 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:52:57,337 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:52:57,343 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:52:57,346 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:52:57,352 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:52:57,354 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:52:57" (1/1) ... [2019-11-24 20:52:57,364 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc0b2b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:57, skipping insertion in model container [2019-11-24 20:52:57,367 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:52:57" (1/1) ... [2019-11-24 20:52:57,385 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:52:57,714 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:53:01,036 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:53:01,055 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:53:02,800 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:53:02,870 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:53:02,872 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:02 WrapperNode [2019-11-24 20:53:02,873 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:53:02,875 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:53:02,876 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:53:02,877 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:53:02,898 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:02" (1/1) ... [2019-11-24 20:53:03,021 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:02" (1/1) ... [2019-11-24 20:53:03,426 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:53:03,428 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:53:03,429 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:53:03,429 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:53:03,455 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:02" (1/1) ... [2019-11-24 20:53:03,456 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:02" (1/1) ... [2019-11-24 20:53:03,515 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:02" (1/1) ... [2019-11-24 20:53:03,516 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:02" (1/1) ... [2019-11-24 20:53:03,793 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:02" (1/1) ... [2019-11-24 20:53:04,240 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:02" (1/1) ... [2019-11-24 20:53:04,309 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:02" (1/1) ... [2019-11-24 20:53:04,381 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:53:04,392 INFO L168 Benchmark]: Toolchain (without parser) took 7053.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 935.0 MB in the end (delta: 20.9 MB). Peak memory consumption was 290.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:04,393 INFO L168 Benchmark]: CDTParser took 0.40 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. [2019-11-24 20:53:04,397 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5532.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 775.0 MB in the end (delta: 180.9 MB). Peak memory consumption was 181.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:04,399 INFO L168 Benchmark]: Boogie Procedure Inliner took 552.20 ms. Allocated memory is still 1.0 GB. Free memory was 775.0 MB in the beginning and 740.5 MB in the end (delta: 34.5 MB). Peak memory consumption was 34.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:04,403 INFO L168 Benchmark]: Boogie Preprocessor took 957.60 ms. Allocated memory is still 1.0 GB. Free memory was 740.5 MB in the beginning and 935.0 MB in the end (delta: -194.5 MB). Peak memory consumption was 75.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:04,414 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 5532.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 775.0 MB in the end (delta: 180.9 MB). Peak memory consumption was 181.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 552.20 ms. Allocated memory is still 1.0 GB. Free memory was 775.0 MB in the beginning and 740.5 MB in the end (delta: 34.5 MB). Peak memory consumption was 34.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 957.60 ms. Allocated memory is still 1.0 GB. Free memory was 740.5 MB in the beginning and 935.0 MB in the end (delta: -194.5 MB). Peak memory consumption was 75.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...