./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label27.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/Problem01_label27.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 e1af67db67a88433de1a31e57b46e50dcbb6e7d8 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem01_label27.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 e1af67db67a88433de1a31e57b46e50dcbb6e7d8 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 20:39:30,713 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:39:30,720 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:39:30,751 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:39:30,755 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:39:30,760 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:39:30,764 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:39:30,783 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:39:30,786 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:39:30,793 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:39:30,795 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:39:30,798 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:39:30,799 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:39:30,802 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:39:30,804 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:39:30,809 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:39:30,811 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:39:30,814 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:39:30,819 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:39:30,829 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:39:30,843 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:39:30,844 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:39:30,850 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:39:30,854 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:39:30,862 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:39:30,864 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:39:30,864 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:39:30,868 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:39:30,868 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:39:30,870 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:39:30,874 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:39:30,875 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:39:30,876 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:39:30,877 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:39:30,880 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:39:30,882 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:39:30,885 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:39:30,886 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:39:30,886 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:39:30,891 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:39:30,893 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:39:30,894 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:39:30,934 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:39:30,936 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:39:30,942 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:39:30,944 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:39:30,944 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:39:30,944 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:39:30,945 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:39:30,945 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:39:30,947 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:39:30,947 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:39:30,948 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:39:30,949 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:39:30,949 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:39:30,950 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:39:30,950 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:39:30,953 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:39:30,953 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:39:30,953 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:39:30,954 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:39:30,954 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:39:30,954 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:39:30,955 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:39:30,955 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:39:30,955 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:39:30,956 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:39:30,959 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:39:30,959 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:39:30,959 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:39:30,960 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:39:30,960 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 -> e1af67db67a88433de1a31e57b46e50dcbb6e7d8 [2019-11-24 20:39:31,499 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:39:31,533 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:39:31,537 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:39:31,540 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:39:31,543 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:39:31,544 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label27.c [2019-11-24 20:39:31,703 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1384696c6/5c52eeb32178429ea12e90b4988eb259/FLAGd6b68f829 [2019-11-24 20:39:32,948 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:39:32,952 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label27.c [2019-11-24 20:39:32,975 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1384696c6/5c52eeb32178429ea12e90b4988eb259/FLAGd6b68f829 [2019-11-24 20:39:32,998 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1384696c6/5c52eeb32178429ea12e90b4988eb259 [2019-11-24 20:39:33,005 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:39:33,006 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:39:33,011 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:39:33,011 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:39:33,017 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:39:33,018 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:39:33" (1/1) ... [2019-11-24 20:39:33,024 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@231fc69b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:33, skipping insertion in model container [2019-11-24 20:39:33,025 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:39:33" (1/1) ... [2019-11-24 20:39:33,037 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:39:33,107 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:39:34,140 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:39:34,163 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:39:34,432 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:39:34,477 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:39:34,480 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:34 WrapperNode [2019-11-24 20:39:34,481 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:39:34,482 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:39:34,485 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:39:34,485 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:39:34,506 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:34" (1/1) ... [2019-11-24 20:39:34,561 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:34" (1/1) ... [2019-11-24 20:39:34,708 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:39:34,709 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:39:34,709 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:39:34,710 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:39:34,732 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:34" (1/1) ... [2019-11-24 20:39:34,735 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:34" (1/1) ... [2019-11-24 20:39:34,746 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:34" (1/1) ... [2019-11-24 20:39:34,749 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:34" (1/1) ... [2019-11-24 20:39:34,806 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:34" (1/1) ... [2019-11-24 20:39:34,840 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:34" (1/1) ... [2019-11-24 20:39:34,850 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:34" (1/1) ... [2019-11-24 20:39:34,872 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:39:34,878 INFO L168 Benchmark]: Toolchain (without parser) took 1870.68 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 965.9 MB in the end (delta: -4.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:39:34,885 INFO L168 Benchmark]: CDTParser took 1.89 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 20:39:34,887 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1471.09 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 977.4 MB in the end (delta: -15.7 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:34,889 INFO L168 Benchmark]: Boogie Procedure Inliner took 226.23 ms. Allocated memory is still 1.0 GB. Free memory was 977.4 MB in the beginning and 971.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:34,893 INFO L168 Benchmark]: Boogie Preprocessor took 165.68 ms. Allocated memory is still 1.0 GB. Free memory was 971.7 MB in the beginning and 965.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:34,905 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.89 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 1471.09 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 977.4 MB in the end (delta: -15.7 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 226.23 ms. Allocated memory is still 1.0 GB. Free memory was 977.4 MB in the beginning and 971.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 165.68 ms. Allocated memory is still 1.0 GB. Free memory was 971.7 MB in the beginning and 965.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 20:39:38,683 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:39:38,689 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:39:38,723 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:39:38,724 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:39:38,728 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:39:38,733 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:39:38,747 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:39:38,754 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:39:38,758 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:39:38,759 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:39:38,764 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:39:38,767 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:39:38,771 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:39:38,777 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:39:38,779 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:39:38,782 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:39:38,787 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:39:38,791 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:39:38,800 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:39:38,808 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:39:38,815 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:39:38,820 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:39:38,823 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:39:38,832 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:39:38,833 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:39:38,833 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:39:38,836 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:39:38,837 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:39:38,841 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:39:38,841 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:39:38,842 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:39:38,845 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:39:38,847 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:39:38,851 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:39:38,851 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:39:38,853 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:39:38,855 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:39:38,855 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:39:38,856 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:39:38,859 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:39:38,861 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:39:38,899 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:39:38,901 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:39:38,905 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:39:38,907 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:39:38,907 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:39:38,907 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:39:38,909 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:39:38,909 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:39:38,909 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:39:38,910 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:39:38,914 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:39:38,914 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:39:38,914 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:39:38,915 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:39:38,915 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:39:38,916 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:39:38,916 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:39:38,916 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:39:38,916 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:39:38,917 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:39:38,917 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:39:38,919 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:39:38,919 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:39:38,919 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:39:38,920 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:39:38,920 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:39:38,921 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:39:38,921 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:39:38,924 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:39:38,924 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:39:38,925 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:39:38,926 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 -> e1af67db67a88433de1a31e57b46e50dcbb6e7d8 [2019-11-24 20:39:39,467 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:39:39,498 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:39:39,509 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:39:39,511 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:39:39,513 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:39:39,513 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label27.c [2019-11-24 20:39:39,668 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54de8ba7c/6128d33fc2854165acd424e67e1e7bfb/FLAG62acc4d78 [2019-11-24 20:39:40,884 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:39:40,885 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label27.c [2019-11-24 20:39:40,922 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54de8ba7c/6128d33fc2854165acd424e67e1e7bfb/FLAG62acc4d78 [2019-11-24 20:39:41,368 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54de8ba7c/6128d33fc2854165acd424e67e1e7bfb [2019-11-24 20:39:41,372 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:39:41,381 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:39:41,385 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:39:41,389 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:39:41,393 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:39:41,397 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:39:41" (1/1) ... [2019-11-24 20:39:41,405 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f858ea1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:41, skipping insertion in model container [2019-11-24 20:39:41,405 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:39:41" (1/1) ... [2019-11-24 20:39:41,426 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:39:41,533 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:39:42,620 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:39:42,638 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:39:42,910 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:39:42,945 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:39:42,946 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:42 WrapperNode [2019-11-24 20:39:42,947 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:39:42,948 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:39:42,948 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:39:42,950 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:39:42,961 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:42" (1/1) ... [2019-11-24 20:39:43,019 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:42" (1/1) ... [2019-11-24 20:39:43,157 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:39:43,158 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:39:43,158 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:39:43,160 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:39:43,176 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:42" (1/1) ... [2019-11-24 20:39:43,177 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:42" (1/1) ... [2019-11-24 20:39:43,201 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:42" (1/1) ... [2019-11-24 20:39:43,202 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:42" (1/1) ... [2019-11-24 20:39:43,266 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:42" (1/1) ... [2019-11-24 20:39:43,304 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:42" (1/1) ... [2019-11-24 20:39:43,321 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:42" (1/1) ... [2019-11-24 20:39:43,359 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:39:43,370 INFO L168 Benchmark]: Toolchain (without parser) took 1990.71 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 966.5 MB in the end (delta: -6.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:39:43,373 INFO L168 Benchmark]: CDTParser took 2.27 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 20:39:43,377 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1561.68 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 978.0 MB in the end (delta: -17.7 MB). Peak memory consumption was 34.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:43,379 INFO L168 Benchmark]: Boogie Procedure Inliner took 210.03 ms. Allocated memory is still 1.0 GB. Free memory was 978.0 MB in the beginning and 972.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:43,383 INFO L168 Benchmark]: Boogie Preprocessor took 201.49 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:43,392 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.27 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 1561.68 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 978.0 MB in the end (delta: -17.7 MB). Peak memory consumption was 34.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 210.03 ms. Allocated memory is still 1.0 GB. Free memory was 978.0 MB in the beginning and 972.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 201.49 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.5 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...