./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-regression/test23-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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/test23-1.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 b974f281a213c0803f91ef44d205e442fb2a5f8f ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/test23-1.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 b974f281a213c0803f91ef44d205e442fb2a5f8f .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:54:01,026 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:54:01,033 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:54:01,071 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:54:01,071 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:54:01,074 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:54:01,079 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:54:01,097 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:54:01,104 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:54:01,106 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:54:01,108 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:54:01,112 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:54:01,115 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:54:01,120 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:54:01,124 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:54:01,126 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:54:01,129 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:54:01,134 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:54:01,139 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:54:01,148 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:54:01,155 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:54:01,162 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:54:01,164 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:54:01,169 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:54:01,177 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:54:01,179 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:54:01,179 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:54:01,183 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:54:01,183 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:54:01,186 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:54:01,190 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:54:01,191 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:54:01,192 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:54:01,193 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:54:01,197 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:54:01,197 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:54:01,200 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:54:01,202 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:54:01,202 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:54:01,204 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:54:01,208 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:54:01,209 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:54:01,248 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:54:01,250 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:54:01,255 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:54:01,255 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:54:01,256 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:54:01,258 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:54:01,258 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:54:01,259 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:54:01,259 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:54:01,259 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:54:01,260 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:54:01,262 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:54:01,263 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:54:01,263 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:54:01,264 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:54:01,266 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:54:01,266 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:54:01,267 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:54:01,267 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:54:01,267 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:54:01,268 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:54:01,271 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:54:01,271 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:54:01,272 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:54:01,272 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:54:01,272 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:54:01,273 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:54:01,273 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:54:01,273 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 -> b974f281a213c0803f91ef44d205e442fb2a5f8f [2019-11-25 22:54:01,836 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:54:01,866 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:54:01,874 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:54:01,880 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:54:01,881 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:54:01,885 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/test23-1.c [2019-11-25 22:54:02,044 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3642bf19/3111ba58e52442d7a924cd9c37d18216/FLAG197499344 [2019-11-25 22:54:03,074 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:54:03,075 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/test23-1.c [2019-11-25 22:54:03,094 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3642bf19/3111ba58e52442d7a924cd9c37d18216/FLAG197499344 [2019-11-25 22:54:03,248 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3642bf19/3111ba58e52442d7a924cd9c37d18216 [2019-11-25 22:54:03,257 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:54:03,264 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:54:03,268 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:54:03,268 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:54:03,278 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:54:03,279 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:54:03" (1/1) ... [2019-11-25 22:54:03,287 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@730d4db0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:03, skipping insertion in model container [2019-11-25 22:54:03,287 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:54:03" (1/1) ... [2019-11-25 22:54:03,310 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:54:03,353 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:54:03,810 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:54:03,856 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:54:03,983 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:54:04,047 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:54:04,050 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:04 WrapperNode [2019-11-25 22:54:04,051 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:54:04,052 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:54:04,055 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:54:04,055 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:54:04,075 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:04" (1/1) ... [2019-11-25 22:54:04,099 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:04" (1/1) ... [2019-11-25 22:54:04,152 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:54:04,155 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:54:04,155 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:54:04,155 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:54:04,177 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:04" (1/1) ... [2019-11-25 22:54:04,177 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:04" (1/1) ... [2019-11-25 22:54:04,195 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:04" (1/1) ... [2019-11-25 22:54:04,195 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:04" (1/1) ... [2019-11-25 22:54:04,218 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:04" (1/1) ... [2019-11-25 22:54:04,228 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:04" (1/1) ... [2019-11-25 22:54:04,234 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:04" (1/1) ... [2019-11-25 22:54:04,241 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:54:04,249 INFO L168 Benchmark]: Toolchain (without parser) took 982.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 991.2 MB in the end (delta: -25.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:54:04,266 INFO L168 Benchmark]: CDTParser took 0.52 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. [2019-11-25 22:54:04,276 INFO L168 Benchmark]: CACSL2BoogieTranslator took 783.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 991.2 MB in the end (delta: -25.2 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:54:04,277 INFO L168 Benchmark]: Boogie Procedure Inliner took 102.43 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:54:04,278 INFO L168 Benchmark]: Boogie Preprocessor took 86.06 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:54:04,290 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.52 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 783.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 991.2 MB in the end (delta: -25.2 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 102.43 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 86.06 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. 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 0.1.24-65d6cd2 [2019-11-25 22:54:08,249 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:54:08,254 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:54:08,288 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:54:08,290 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:54:08,294 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:54:08,298 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:54:08,316 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:54:08,319 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:54:08,326 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:54:08,328 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:54:08,334 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:54:08,336 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:54:08,344 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:54:08,346 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:54:08,351 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:54:08,355 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:54:08,358 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:54:08,364 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:54:08,373 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:54:08,384 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:54:08,391 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:54:08,394 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:54:08,401 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:54:08,406 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:54:08,409 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:54:08,409 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:54:08,412 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:54:08,412 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:54:08,414 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:54:08,416 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:54:08,417 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:54:08,419 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:54:08,422 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:54:08,427 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:54:08,427 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:54:08,429 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:54:08,431 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:54:08,431 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:54:08,435 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:54:08,438 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:54:08,440 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:54:08,481 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:54:08,486 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:54:08,489 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:54:08,489 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:54:08,492 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:54:08,492 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:54:08,492 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:54:08,493 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:54:08,493 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:54:08,493 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:54:08,495 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:54:08,495 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:54:08,498 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:54:08,498 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:54:08,499 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:54:08,499 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:54:08,499 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:54:08,500 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:54:08,500 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:54:08,500 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:54:08,503 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:54:08,503 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:54:08,503 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:54:08,504 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:54:08,504 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:54:08,504 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:54:08,505 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:54:08,506 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:54:08,506 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:54:08,506 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:54:08,510 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 -> b974f281a213c0803f91ef44d205e442fb2a5f8f [2019-11-25 22:54:09,062 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:54:09,093 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:54:09,101 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:54:09,103 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:54:09,108 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:54:09,110 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/test23-1.c [2019-11-25 22:54:09,267 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/99afdc2d3/307598432774457aa34d74c7f4dc3ac3/FLAGf19d59d75 [2019-11-25 22:54:10,300 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:54:10,301 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/test23-1.c [2019-11-25 22:54:10,313 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/99afdc2d3/307598432774457aa34d74c7f4dc3ac3/FLAGf19d59d75 [2019-11-25 22:54:10,356 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/99afdc2d3/307598432774457aa34d74c7f4dc3ac3 [2019-11-25 22:54:10,363 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:54:10,369 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:54:10,371 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:54:10,373 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:54:10,382 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:54:10,385 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:54:10" (1/1) ... [2019-11-25 22:54:10,392 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b170820 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:10, skipping insertion in model container [2019-11-25 22:54:10,394 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:54:10" (1/1) ... [2019-11-25 22:54:10,412 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:54:10,458 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:54:10,940 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:54:10,993 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:54:11,123 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:54:11,163 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:54:11,164 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:11 WrapperNode [2019-11-25 22:54:11,164 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:54:11,174 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:54:11,174 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:54:11,174 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:54:11,195 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:11" (1/1) ... [2019-11-25 22:54:11,226 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:11" (1/1) ... [2019-11-25 22:54:11,295 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:54:11,296 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:54:11,296 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:54:11,297 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:54:11,315 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:11" (1/1) ... [2019-11-25 22:54:11,318 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:11" (1/1) ... [2019-11-25 22:54:11,339 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:11" (1/1) ... [2019-11-25 22:54:11,340 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:11" (1/1) ... [2019-11-25 22:54:11,365 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:11" (1/1) ... [2019-11-25 22:54:11,383 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:11" (1/1) ... [2019-11-25 22:54:11,386 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:11" (1/1) ... [2019-11-25 22:54:11,400 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:54:11,410 INFO L168 Benchmark]: Toolchain (without parser) took 1033.67 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. [2019-11-25 22:54:11,415 INFO L168 Benchmark]: CDTParser took 0.40 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. [2019-11-25 22:54:11,419 INFO L168 Benchmark]: CACSL2BoogieTranslator took 793.69 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). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:54:11,422 INFO L168 Benchmark]: Boogie Procedure Inliner took 122.17 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:54:11,425 INFO L168 Benchmark]: Boogie Preprocessor took 104.02 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:54:11,433 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 793.69 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). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 122.17 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 104.02 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...