./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-regression/test29-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-regression/test29-1.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 2aa6c4430411ceeb023b25a4c3a2c7228d94ed35 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/ldv-regression/test29-1.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 2aa6c4430411ceeb023b25a4c3a2c7228d94ed35 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:01:52,135 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:01:52,143 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:01:52,177 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:01:52,178 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:01:52,182 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:01:52,187 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:01:52,200 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:01:52,207 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:01:52,216 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:01:52,218 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:01:52,224 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:01:52,227 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:01:52,230 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:01:52,234 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:01:52,236 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:01:52,239 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:01:52,244 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:01:52,247 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:01:52,251 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:01:52,257 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:01:52,262 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:01:52,265 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:01:52,267 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:01:52,274 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:01:52,274 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:01:52,275 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:01:52,276 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:01:52,277 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:01:52,279 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:01:52,280 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:01:52,280 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:01:52,282 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:01:52,284 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:01:52,289 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:01:52,290 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:01:52,291 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:01:52,291 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:01:52,291 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:01:52,292 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:01:52,296 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:01:52,297 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:01:52,337 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:01:52,338 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:01:52,339 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:01:52,343 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:01:52,343 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:01:52,343 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:01:52,344 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:01:52,344 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:01:52,344 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:01:52,344 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:01:52,345 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:01:52,345 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:01:52,346 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:01:52,346 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:01:52,346 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:01:52,347 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:01:52,347 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:01:52,348 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:01:52,350 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:01:52,350 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:01:52,350 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:01:52,350 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:01:52,351 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:01:52,351 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:01:52,351 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:01:52,351 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:01:52,351 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:01:52,353 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:01:52,353 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 -> 2aa6c4430411ceeb023b25a4c3a2c7228d94ed35 [2019-11-26 17:01:52,905 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:01:52,938 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:01:52,942 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:01:52,948 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:01:52,949 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:01:52,950 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/test29-1.c [2019-11-26 17:01:53,108 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f3cdde8d/9821fc54e4614d42a9d5f1d57a2da8e9/FLAG0347f1c88 [2019-11-26 17:01:54,135 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:01:54,138 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/test29-1.c [2019-11-26 17:01:54,151 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f3cdde8d/9821fc54e4614d42a9d5f1d57a2da8e9/FLAG0347f1c88 [2019-11-26 17:01:54,191 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f3cdde8d/9821fc54e4614d42a9d5f1d57a2da8e9 [2019-11-26 17:01:54,201 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:01:54,204 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:01:54,209 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:01:54,214 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:01:54,218 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:01:54,223 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:01:54" (1/1) ... [2019-11-26 17:01:54,230 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6876a529 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:54, skipping insertion in model container [2019-11-26 17:01:54,231 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:01:54" (1/1) ... [2019-11-26 17:01:54,250 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:01:54,297 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:01:54,749 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:01:54,779 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:01:54,821 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:01:54,853 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:01:54,854 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:54 WrapperNode [2019-11-26 17:01:54,855 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:01:54,863 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:01:54,864 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:01:54,864 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:01:54,964 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:54" (1/1) ... [2019-11-26 17:01:54,988 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:54" (1/1) ... [2019-11-26 17:01:55,034 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:01:55,035 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:01:55,042 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:01:55,042 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:01:55,055 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:54" (1/1) ... [2019-11-26 17:01:55,055 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:54" (1/1) ... [2019-11-26 17:01:55,071 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:54" (1/1) ... [2019-11-26 17:01:55,071 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:54" (1/1) ... [2019-11-26 17:01:55,085 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:54" (1/1) ... [2019-11-26 17:01:55,093 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:54" (1/1) ... [2019-11-26 17:01:55,097 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:54" (1/1) ... [2019-11-26 17:01:55,101 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:01:55,117 INFO L168 Benchmark]: Toolchain (without parser) took 903.50 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 991.2 MB in the end (delta: -29.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:01:55,120 INFO L168 Benchmark]: CDTParser took 1.65 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:01:55,132 INFO L168 Benchmark]: CACSL2BoogieTranslator took 646.51 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:01:55,134 INFO L168 Benchmark]: Boogie Procedure Inliner took 171.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 996.9 MB in the end (delta: -46.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-26 17:01:55,137 INFO L168 Benchmark]: Boogie Preprocessor took 69.24 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:01:55,152 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.65 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 646.51 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 171.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 996.9 MB in the end (delta: -46.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 69.24 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 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 0.1.24-025d5a2 [2019-11-26 17:01:59,141 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:01:59,147 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:01:59,182 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:01:59,182 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:01:59,184 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:01:59,190 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:01:59,209 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:01:59,211 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:01:59,217 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:01:59,219 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:01:59,226 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:01:59,227 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:01:59,234 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:01:59,235 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:01:59,240 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:01:59,244 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:01:59,246 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:01:59,253 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:01:59,261 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:01:59,270 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:01:59,275 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:01:59,280 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:01:59,282 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:01:59,290 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:01:59,290 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:01:59,291 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:01:59,296 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:01:59,297 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:01:59,298 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:01:59,298 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:01:59,301 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:01:59,303 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:01:59,306 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:01:59,309 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:01:59,312 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:01:59,313 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:01:59,314 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:01:59,314 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:01:59,318 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:01:59,320 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:01:59,322 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:01:59,361 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:01:59,363 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:01:59,367 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:01:59,368 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:01:59,368 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:01:59,368 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:01:59,371 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:01:59,371 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:01:59,372 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:01:59,372 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:01:59,373 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:01:59,374 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:01:59,374 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:01:59,376 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:01:59,377 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:01:59,377 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:01:59,377 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:01:59,377 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:01:59,378 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:01:59,381 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:01:59,381 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:01:59,381 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:01:59,382 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:01:59,382 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:01:59,382 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:01:59,383 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:01:59,383 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:01:59,383 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:01:59,384 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:01:59,386 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:01:59,387 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 -> 2aa6c4430411ceeb023b25a4c3a2c7228d94ed35 [2019-11-26 17:01:59,914 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:01:59,943 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:01:59,950 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:01:59,956 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:01:59,956 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:01:59,961 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/test29-1.c [2019-11-26 17:02:00,120 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d52d41f38/4276b5facf56429c8436753b749d96a6/FLAG497e8317c [2019-11-26 17:02:01,106 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:02:01,109 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/test29-1.c [2019-11-26 17:02:01,131 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d52d41f38/4276b5facf56429c8436753b749d96a6/FLAG497e8317c [2019-11-26 17:02:01,312 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d52d41f38/4276b5facf56429c8436753b749d96a6 [2019-11-26 17:02:01,323 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:02:01,329 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:02:01,335 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:02:01,335 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:02:01,341 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:02:01,345 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:02:01" (1/1) ... [2019-11-26 17:02:01,353 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3015d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:02:01, skipping insertion in model container [2019-11-26 17:02:01,355 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:02:01" (1/1) ... [2019-11-26 17:02:01,372 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:02:01,417 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:02:01,837 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:02:01,860 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:02:01,887 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:02:02,005 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:02:02,007 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:02:02 WrapperNode [2019-11-26 17:02:02,008 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:02:02,010 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:02:02,013 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:02:02,013 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:02:02,035 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:02:02" (1/1) ... [2019-11-26 17:02:02,061 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:02:02" (1/1) ... [2019-11-26 17:02:02,111 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:02:02,115 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:02:02,115 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:02:02,116 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:02:02,135 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:02:02" (1/1) ... [2019-11-26 17:02:02,136 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:02:02" (1/1) ... [2019-11-26 17:02:02,152 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:02:02" (1/1) ... [2019-11-26 17:02:02,153 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:02:02" (1/1) ... [2019-11-26 17:02:02,175 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:02:02" (1/1) ... [2019-11-26 17:02:02,181 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:02:02" (1/1) ... [2019-11-26 17:02:02,182 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:02:02" (1/1) ... [2019-11-26 17:02:02,193 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:02:02,201 INFO L168 Benchmark]: Toolchain (without parser) took 867.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 991.1 MB in the end (delta: -30.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:02:02,202 INFO L168 Benchmark]: CDTParser took 0.42 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:02:02,207 INFO L168 Benchmark]: CACSL2BoogieTranslator took 673.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 996.8 MB in the end (delta: -36.5 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-26 17:02:02,216 INFO L168 Benchmark]: Boogie Procedure Inliner took 104.82 ms. Allocated memory is still 1.0 GB. Free memory is still 996.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:02:02,221 INFO L168 Benchmark]: Boogie Preprocessor took 78.10 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:02:02,237 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 673.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 996.8 MB in the end (delta: -36.5 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 104.82 ms. Allocated memory is still 1.0 GB. Free memory is still 996.8 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 78.10 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.1 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...