./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem11_label22.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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_label22.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 201bb8edf1558ee8c2befb91c86634486acb774b .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_label22.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 201bb8edf1558ee8c2befb91c86634486acb774b ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:54:48,517 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:54:48,520 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:54:48,545 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:54:48,547 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:54:48,562 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:54:48,569 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:54:48,583 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:54:48,586 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:54:48,592 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:54:48,593 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:54:48,598 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:54:48,599 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:54:48,601 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:54:48,605 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:54:48,609 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:54:48,611 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:54:48,613 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:54:48,617 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:54:48,623 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:54:48,627 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:54:48,633 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:54:48,635 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:54:48,638 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:54:48,644 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:54:48,645 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:54:48,645 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:54:48,646 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:54:48,648 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:54:48,649 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:54:48,651 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:54:48,652 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:54:48,652 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:54:48,654 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:54:48,656 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:54:48,659 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:54:48,660 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:54:48,660 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:54:48,660 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:54:48,661 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:54:48,667 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:54:48,668 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:54:48,694 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:54:48,697 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:54:48,699 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:54:48,699 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:54:48,700 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:54:48,700 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:54:48,702 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:54:48,702 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:54:48,702 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:54:48,702 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:54:48,703 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:54:48,703 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:54:48,704 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:54:48,704 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:54:48,704 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:54:48,705 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:54:48,705 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:54:48,707 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:54:48,707 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:54:48,707 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:54:48,707 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:54:48,708 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:54:48,708 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:54:48,708 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:54:48,708 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:54:48,708 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:54:48,710 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:54:48,710 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:54:48,710 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 -> 201bb8edf1558ee8c2befb91c86634486acb774b [2019-11-27 15:54:49,271 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:54:49,305 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:54:49,312 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:54:49,317 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:54:49,318 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:54:49,319 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label22.c [2019-11-27 15:54:49,500 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f7da46e6/635d1d9a9882489484f765dc1f4c69e3/FLAGd37fe0a8b [2019-11-27 15:54:50,921 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:54:50,926 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label22.c [2019-11-27 15:54:50,960 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f7da46e6/635d1d9a9882489484f765dc1f4c69e3/FLAGd37fe0a8b [2019-11-27 15:54:51,001 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f7da46e6/635d1d9a9882489484f765dc1f4c69e3 [2019-11-27 15:54:51,012 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:54:51,014 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:54:51,020 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:54:51,021 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:54:51,028 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:54:51,033 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:54:51" (1/1) ... [2019-11-27 15:54:51,040 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f662366 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:51, skipping insertion in model container [2019-11-27 15:54:51,040 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:54:51" (1/1) ... [2019-11-27 15:54:51,063 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:54:51,198 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:54:52,542 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:54:52,558 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:54:52,929 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:54:52,971 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:54:52,972 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:52 WrapperNode [2019-11-27 15:54:52,973 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:54:52,974 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:54:52,976 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:54:52,976 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:54:52,996 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:52" (1/1) ... [2019-11-27 15:54:53,047 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:52" (1/1) ... [2019-11-27 15:54:53,247 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:54:53,249 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:54:53,251 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:54:53,251 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:54:53,272 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:52" (1/1) ... [2019-11-27 15:54:53,274 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:52" (1/1) ... [2019-11-27 15:54:53,297 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:52" (1/1) ... [2019-11-27 15:54:53,298 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:52" (1/1) ... [2019-11-27 15:54:53,396 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:52" (1/1) ... [2019-11-27 15:54:53,441 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:52" (1/1) ... [2019-11-27 15:54:53,482 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:52" (1/1) ... [2019-11-27 15:54:53,522 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:54:53,535 INFO L168 Benchmark]: Toolchain (without parser) took 2515.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 921.8 MB in the end (delta: 44.2 MB). Peak memory consumption was 44.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:53,536 INFO L168 Benchmark]: CDTParser took 3.55 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 15:54:53,539 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1953.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 950.4 MB in the end (delta: 9.8 MB). Peak memory consumption was 21.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:53,542 INFO L168 Benchmark]: Boogie Procedure Inliner took 274.35 ms. Allocated memory is still 1.0 GB. Free memory was 950.4 MB in the beginning and 933.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:53,548 INFO L168 Benchmark]: Boogie Preprocessor took 277.77 ms. Allocated memory is still 1.0 GB. Free memory was 933.2 MB in the beginning and 921.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:53,556 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.55 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 1953.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 950.4 MB in the end (delta: 9.8 MB). Peak memory consumption was 21.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 274.35 ms. Allocated memory is still 1.0 GB. Free memory was 950.4 MB in the beginning and 933.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 277.77 ms. Allocated memory is still 1.0 GB. Free memory was 933.2 MB in the beginning and 921.8 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 0.1.24-509859d [2019-11-27 15:54:57,742 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:54:57,749 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:54:57,781 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:54:57,784 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:54:57,787 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:54:57,792 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:54:57,808 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:54:57,819 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:54:57,823 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:54:57,826 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:54:57,831 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:54:57,834 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:54:57,840 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:54:57,844 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:54:57,846 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:54:57,850 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:54:57,851 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:54:57,857 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:54:57,866 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:54:57,874 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:54:57,882 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:54:57,884 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:54:57,891 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:54:57,899 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:54:57,899 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:54:57,900 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:54:57,902 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:54:57,905 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:54:57,906 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:54:57,910 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:54:57,911 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:54:57,912 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:54:57,915 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:54:57,919 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:54:57,920 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:54:57,923 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:54:57,925 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:54:57,925 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:54:57,926 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:54:57,930 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:54:57,932 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:54:57,984 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:54:57,994 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:54:57,996 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:54:57,999 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:54:57,999 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:54:58,000 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:54:58,005 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:54:58,005 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:54:58,006 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:54:58,007 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:54:58,007 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:54:58,009 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:54:58,009 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:54:58,009 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:54:58,010 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:54:58,010 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:54:58,013 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:54:58,015 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:54:58,015 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:54:58,016 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:54:58,016 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:54:58,018 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:54:58,018 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:54:58,021 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:54:58,021 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:54:58,022 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:54:58,023 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:54:58,023 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:54:58,024 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:54:58,024 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:54:58,028 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 -> 201bb8edf1558ee8c2befb91c86634486acb774b [2019-11-27 15:54:58,599 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:54:58,640 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:54:58,649 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:54:58,654 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:54:58,656 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:54:58,658 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label22.c [2019-11-27 15:54:58,821 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f585b8be/4698dbd9acf5404c89829008d8591bf3/FLAGa1646edd3 [2019-11-27 15:55:00,200 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:55:00,200 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label22.c [2019-11-27 15:55:00,234 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f585b8be/4698dbd9acf5404c89829008d8591bf3/FLAGa1646edd3 [2019-11-27 15:55:00,271 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f585b8be/4698dbd9acf5404c89829008d8591bf3 [2019-11-27 15:55:00,279 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:55:00,283 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:55:00,291 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:00,291 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:55:00,295 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:55:00,302 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:00" (1/1) ... [2019-11-27 15:55:00,309 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 27.11 03:55:00, skipping insertion in model container [2019-11-27 15:55:00,310 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:00" (1/1) ... [2019-11-27 15:55:00,329 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:55:00,465 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:55:02,061 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:02,075 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:55:02,499 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:02,539 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:55:02,542 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:02 WrapperNode [2019-11-27 15:55:02,543 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:02,544 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:02,547 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:55:02,547 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:55:02,567 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:02" (1/1) ... [2019-11-27 15:55:02,627 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:02" (1/1) ... [2019-11-27 15:55:02,770 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:02,771 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:55:02,773 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:55:02,773 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:55:02,796 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:02" (1/1) ... [2019-11-27 15:55:02,796 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:02" (1/1) ... [2019-11-27 15:55:02,816 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:02" (1/1) ... [2019-11-27 15:55:02,816 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:02" (1/1) ... [2019-11-27 15:55:02,894 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:02" (1/1) ... [2019-11-27 15:55:02,936 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:02" (1/1) ... [2019-11-27 15:55:02,955 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:02" (1/1) ... [2019-11-27 15:55:02,977 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:55:02,991 INFO L168 Benchmark]: Toolchain (without parser) took 2701.94 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 921.9 MB in the end (delta: 39.8 MB). Peak memory consumption was 39.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:02,991 INFO L168 Benchmark]: CDTParser took 1.00 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. [2019-11-27 15:55:02,995 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2252.39 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 939.0 MB in the end (delta: 16.9 MB). Peak memory consumption was 21.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:02,997 INFO L168 Benchmark]: Boogie Procedure Inliner took 226.93 ms. Allocated memory is still 1.0 GB. Free memory was 939.0 MB in the beginning and 927.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:03,002 INFO L168 Benchmark]: Boogie Preprocessor took 209.34 ms. Allocated memory is still 1.0 GB. Free memory was 927.6 MB in the beginning and 921.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:03,011 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.00 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 2252.39 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 939.0 MB in the end (delta: 16.9 MB). Peak memory consumption was 21.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 226.93 ms. Allocated memory is still 1.0 GB. Free memory was 939.0 MB in the beginning and 927.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 209.34 ms. Allocated memory is still 1.0 GB. Free memory was 927.6 MB in the beginning and 921.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...