./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label47.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/Problem12_label47.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 5fe6ee850667191cf8c006979bd64ab8a402f6d0 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label47.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 5fe6ee850667191cf8c006979bd64ab8a402f6d0 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:55:46,060 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:55:46,063 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:55:46,089 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:55:46,091 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:55:46,107 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:55:46,111 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:55:46,128 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:55:46,132 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:55:46,140 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:55:46,141 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:55:46,148 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:55:46,148 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:55:46,155 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:55:46,158 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:55:46,162 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:55:46,166 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:55:46,171 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:55:46,175 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:55:46,187 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:55:46,193 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:55:46,200 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:55:46,204 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:55:46,206 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:55:46,217 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:55:46,218 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:55:46,218 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:55:46,220 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:55:46,221 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:55:46,225 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:55:46,225 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:55:46,226 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:55:46,230 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:55:46,232 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:55:46,238 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:55:46,238 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:55:46,240 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:55:46,240 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:55:46,240 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:55:46,241 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:55:46,245 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:55:46,247 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:55:46,287 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:55:46,289 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:55:46,293 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:55:46,295 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:55:46,295 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:55:46,295 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:55:46,298 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:55:46,298 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:55:46,298 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:55:46,299 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:55:46,300 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:55:46,300 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:55:46,301 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:55:46,301 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:55:46,304 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:55:46,304 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:55:46,304 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:55:46,305 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:55:46,305 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:55:46,305 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:55:46,306 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:55:46,306 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:55:46,309 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:55:46,309 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:55:46,310 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:55:46,310 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:55:46,310 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:55:46,311 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:55:46,311 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 -> 5fe6ee850667191cf8c006979bd64ab8a402f6d0 [2019-11-27 15:55:46,848 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:55:46,888 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:55:46,900 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:55:46,904 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:55:46,908 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:55:46,909 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label47.c [2019-11-27 15:55:47,079 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9982c63ee/fe4fe0a6509e45a092ab4d542d577d06/FLAGb1a65b06b [2019-11-27 15:55:48,911 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:55:48,914 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label47.c [2019-11-27 15:55:48,998 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9982c63ee/fe4fe0a6509e45a092ab4d542d577d06/FLAGb1a65b06b [2019-11-27 15:55:49,045 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9982c63ee/fe4fe0a6509e45a092ab4d542d577d06 [2019-11-27 15:55:49,053 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:55:49,059 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:55:49,063 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:49,064 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:55:49,071 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:55:49,076 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:49" (1/1) ... [2019-11-27 15:55:49,087 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:49, skipping insertion in model container [2019-11-27 15:55:49,088 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:49" (1/1) ... [2019-11-27 15:55:49,117 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:55:49,465 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:55:52,216 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:52,231 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:55:53,577 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:53,639 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:55:53,642 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:53 WrapperNode [2019-11-27 15:55:53,643 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:53,645 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:53,646 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:55:53,646 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:55:53,668 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:53" (1/1) ... [2019-11-27 15:55:53,791 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:53" (1/1) ... [2019-11-27 15:55:54,425 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:54,427 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:55:54,428 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:55:54,428 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:55:54,450 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:53" (1/1) ... [2019-11-27 15:55:54,452 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:53" (1/1) ... [2019-11-27 15:55:54,553 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:53" (1/1) ... [2019-11-27 15:55:54,555 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:53" (1/1) ... [2019-11-27 15:55:54,845 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:53" (1/1) ... [2019-11-27 15:55:54,906 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:53" (1/1) ... [2019-11-27 15:55:55,003 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:53" (1/1) ... [2019-11-27 15:55:55,726 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:55:55,731 INFO L168 Benchmark]: Toolchain (without parser) took 6672.65 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 910.5 MB in the end (delta: 39.7 MB). Peak memory consumption was 319.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:55,732 INFO L168 Benchmark]: CDTParser took 2.46 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 15:55:55,734 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4581.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 820.8 MB in the end (delta: 129.5 MB). Peak memory consumption was 129.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:55,737 INFO L168 Benchmark]: Boogie Procedure Inliner took 781.68 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. [2019-11-27 15:55:55,742 INFO L168 Benchmark]: Boogie Preprocessor took 1298.85 ms. Allocated memory is still 1.0 GB. Free memory was 752.0 MB in the beginning and 910.5 MB in the end (delta: -158.5 MB). Peak memory consumption was 120.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:55,752 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.46 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 4581.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 820.8 MB in the end (delta: 129.5 MB). Peak memory consumption was 129.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 781.68 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 1298.85 ms. Allocated memory is still 1.0 GB. Free memory was 752.0 MB in the beginning and 910.5 MB in the end (delta: -158.5 MB). Peak memory consumption was 120.9 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 15:55:59,762 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:55:59,766 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:55:59,792 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:55:59,794 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:55:59,797 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:55:59,812 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:55:59,831 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:55:59,835 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:55:59,840 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:55:59,845 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:55:59,849 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:55:59,850 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:55:59,854 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:55:59,859 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:55:59,863 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:55:59,867 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:55:59,870 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:55:59,876 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:55:59,885 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:55:59,895 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:55:59,903 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:55:59,905 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:55:59,911 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:55:59,917 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:55:59,919 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:55:59,919 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:55:59,922 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:55:59,926 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:55:59,927 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:55:59,928 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:55:59,929 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:55:59,933 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:55:59,934 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:55:59,937 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:55:59,938 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:55:59,939 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:55:59,942 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:55:59,942 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:55:59,943 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:55:59,946 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:55:59,948 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:55:59,988 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:55:59,989 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:55:59,994 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:55:59,995 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:55:59,995 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:55:59,996 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:55:59,996 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:55:59,996 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:55:59,997 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:55:59,998 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:55:59,999 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:56:00,001 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:56:00,001 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:56:00,002 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:56:00,002 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:56:00,004 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:56:00,004 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:56:00,005 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:56:00,005 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:56:00,007 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:56:00,007 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:56:00,007 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:56:00,008 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:56:00,010 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:56:00,010 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:56:00,010 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:56:00,011 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:56:00,011 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:56:00,011 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:56:00,013 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:56:00,014 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 -> 5fe6ee850667191cf8c006979bd64ab8a402f6d0 [2019-11-27 15:56:00,590 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:56:00,627 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:56:00,636 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:56:00,640 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:56:00,643 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:56:00,645 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label47.c [2019-11-27 15:56:00,806 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0f346d89/7a3df6c5ad3347cf91a43d74621b8828/FLAG4545e43a1 [2019-11-27 15:56:02,577 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:56:02,578 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label47.c [2019-11-27 15:56:02,657 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0f346d89/7a3df6c5ad3347cf91a43d74621b8828/FLAG4545e43a1 [2019-11-27 15:56:02,696 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0f346d89/7a3df6c5ad3347cf91a43d74621b8828 [2019-11-27 15:56:02,711 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:56:02,713 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:56:02,717 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:02,718 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:56:02,726 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:56:02,727 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:02" (1/1) ... [2019-11-27 15:56:02,738 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:02, skipping insertion in model container [2019-11-27 15:56:02,738 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:02" (1/1) ... [2019-11-27 15:56:02,758 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:56:03,071 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:56:06,204 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:06,223 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:56:07,752 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:07,821 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:56:07,822 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:07 WrapperNode [2019-11-27 15:56:07,823 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:07,824 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:07,826 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:56:07,826 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:56:07,846 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:07" (1/1) ... [2019-11-27 15:56:07,988 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:07" (1/1) ... [2019-11-27 15:56:08,368 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:08,368 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:56:08,370 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:56:08,370 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:56:08,392 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:07" (1/1) ... [2019-11-27 15:56:08,395 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:07" (1/1) ... [2019-11-27 15:56:08,472 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:07" (1/1) ... [2019-11-27 15:56:08,474 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:07" (1/1) ... [2019-11-27 15:56:08,662 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:07" (1/1) ... [2019-11-27 15:56:08,726 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:07" (1/1) ... [2019-11-27 15:56:08,773 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:07" (1/1) ... [2019-11-27 15:56:09,172 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:56:09,181 INFO L168 Benchmark]: Toolchain (without parser) took 6464.27 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 938.6 MB in the end (delta: 17.4 MB). Peak memory consumption was 294.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:09,183 INFO L168 Benchmark]: CDTParser took 0.41 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 15:56:09,186 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5106.08 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. [2019-11-27 15:56:09,188 INFO L168 Benchmark]: Boogie Procedure Inliner took 544.35 ms. Allocated memory is still 1.0 GB. Free memory was 775.0 MB in the beginning and 740.7 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:09,193 INFO L168 Benchmark]: Boogie Preprocessor took 805.88 ms. Allocated memory is still 1.0 GB. Free memory was 740.7 MB in the beginning and 938.6 MB in the end (delta: -197.9 MB). Peak memory consumption was 78.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:09,202 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 5106.08 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 544.35 ms. Allocated memory is still 1.0 GB. Free memory was 775.0 MB in the beginning and 740.7 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 805.88 ms. Allocated memory is still 1.0 GB. Free memory was 740.7 MB in the beginning and 938.6 MB in the end (delta: -197.9 MB). Peak memory consumption was 78.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...