./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-regression/test30-1.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/ldv-regression/test30-1.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 f3f14a8695828c11330d2be1588df37df1e498e3 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/test30-1.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 f3f14a8695828c11330d2be1588df37df1e498e3 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:11:00,164 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:11:00,169 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:11:00,208 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:11:00,209 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:11:00,211 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:11:00,215 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:11:00,233 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:11:00,236 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:11:00,241 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:11:00,246 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:11:00,251 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:11:00,253 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:11:00,257 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:11:00,262 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:11:00,267 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:11:00,270 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:11:00,275 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:11:00,283 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:11:00,291 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:11:00,297 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:11:00,304 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:11:00,309 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:11:00,311 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:11:00,319 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:11:00,321 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:11:00,321 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:11:00,325 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:11:00,327 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:11:00,328 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:11:00,330 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:11:00,331 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:11:00,333 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:11:00,338 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:11:00,340 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:11:00,343 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:11:00,344 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:11:00,345 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:11:00,345 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:11:00,351 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:11:00,353 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:11:00,354 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:11:00,397 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:11:00,398 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:11:00,401 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:11:00,403 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:11:00,403 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:11:00,403 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:11:00,404 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:11:00,404 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:11:00,404 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:11:00,406 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:11:00,407 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:11:00,407 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:11:00,408 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:11:00,408 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:11:00,411 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:11:00,411 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:11:00,411 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:11:00,412 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:11:00,412 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:11:00,412 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:11:00,413 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:11:00,414 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:11:00,414 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:11:00,416 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:11:00,416 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:11:00,416 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:11:00,417 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:11:00,417 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:11:00,417 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 -> f3f14a8695828c11330d2be1588df37df1e498e3 [2019-11-27 16:11:01,014 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:11:01,044 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:11:01,050 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:11:01,057 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:11:01,058 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:11:01,061 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/test30-1.c [2019-11-27 16:11:01,222 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb8eb56a6/9d21f0b5011145189895f6338ae7fb5d/FLAG2c2040dcf [2019-11-27 16:11:02,265 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:11:02,267 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/test30-1.c [2019-11-27 16:11:02,285 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb8eb56a6/9d21f0b5011145189895f6338ae7fb5d/FLAG2c2040dcf [2019-11-27 16:11:02,322 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb8eb56a6/9d21f0b5011145189895f6338ae7fb5d [2019-11-27 16:11:02,330 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:11:02,336 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:11:02,340 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:11:02,340 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:11:02,350 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:11:02,351 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:11:02" (1/1) ... [2019-11-27 16:11:02,362 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 04:11:02, skipping insertion in model container [2019-11-27 16:11:02,363 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:11:02" (1/1) ... [2019-11-27 16:11:02,381 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:11:02,432 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:11:02,903 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:11:02,943 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:11:02,985 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:11:03,020 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:11:03,021 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:03 WrapperNode [2019-11-27 16:11:03,021 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:11:03,027 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:11:03,027 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:11:03,028 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:11:03,101 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:03" (1/1) ... [2019-11-27 16:11:03,127 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:03" (1/1) ... [2019-11-27 16:11:03,174 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:11:03,176 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:11:03,186 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:11:03,186 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:11:03,197 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:03" (1/1) ... [2019-11-27 16:11:03,197 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:03" (1/1) ... [2019-11-27 16:11:03,213 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:03" (1/1) ... [2019-11-27 16:11:03,214 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:03" (1/1) ... [2019-11-27 16:11:03,232 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:03" (1/1) ... [2019-11-27 16:11:03,237 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:03" (1/1) ... [2019-11-27 16:11:03,241 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:03" (1/1) ... [2019-11-27 16:11:03,246 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:11:03,252 INFO L168 Benchmark]: Toolchain (without parser) took 913.63 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. [2019-11-27 16:11:03,256 INFO L168 Benchmark]: CDTParser took 0.47 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 16:11:03,271 INFO L168 Benchmark]: CACSL2BoogieTranslator took 681.72 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. [2019-11-27 16:11:03,274 INFO L168 Benchmark]: Boogie Procedure Inliner took 148.75 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 991.2 MB in the end (delta: -40.9 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:11:03,278 INFO L168 Benchmark]: Boogie Preprocessor took 70.16 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. [2019-11-27 16:11:03,289 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47 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 681.72 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 148.75 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 991.2 MB in the end (delta: -40.9 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 70.16 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 0.1.24-509859d [2019-11-27 16:11:07,120 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:11:07,128 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:11:07,150 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:11:07,152 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:11:07,154 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:11:07,171 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:11:07,187 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:11:07,189 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:11:07,197 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:11:07,198 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:11:07,204 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:11:07,206 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:11:07,213 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:11:07,215 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:11:07,220 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:11:07,223 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:11:07,227 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:11:07,232 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:11:07,241 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:11:07,252 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:11:07,256 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:11:07,258 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:11:07,263 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:11:07,272 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:11:07,273 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:11:07,273 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:11:07,277 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:11:07,278 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:11:07,283 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:11:07,283 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:11:07,285 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:11:07,285 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:11:07,290 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:11:07,292 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:11:07,293 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:11:07,297 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:11:07,300 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:11:07,301 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:11:07,304 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:11:07,308 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:11:07,311 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:11:07,356 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:11:07,358 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:11:07,362 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:11:07,364 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:11:07,364 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:11:07,364 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:11:07,366 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:11:07,366 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:11:07,366 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:11:07,366 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:11:07,370 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:11:07,370 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:11:07,371 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:11:07,371 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:11:07,372 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:11:07,372 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:11:07,372 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:11:07,374 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:11:07,374 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:11:07,374 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:11:07,375 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:11:07,375 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:11:07,377 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:11:07,377 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:11:07,377 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:11:07,378 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:11:07,378 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:11:07,378 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:11:07,380 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:11:07,380 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:11:07,382 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 -> f3f14a8695828c11330d2be1588df37df1e498e3 [2019-11-27 16:11:07,980 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:11:08,013 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:11:08,023 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:11:08,029 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:11:08,030 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:11:08,034 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/test30-1.c [2019-11-27 16:11:08,196 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df450ba0f/24cda6590a3a420fa380e72fea6596c2/FLAG020e42d3e [2019-11-27 16:11:09,216 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:11:09,217 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/test30-1.c [2019-11-27 16:11:09,238 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df450ba0f/24cda6590a3a420fa380e72fea6596c2/FLAG020e42d3e [2019-11-27 16:11:09,390 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df450ba0f/24cda6590a3a420fa380e72fea6596c2 [2019-11-27 16:11:09,402 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:11:09,404 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:11:09,408 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:11:09,409 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:11:09,416 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:11:09,421 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:11:09" (1/1) ... [2019-11-27 16:11:09,429 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e84eedf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:09, skipping insertion in model container [2019-11-27 16:11:09,431 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:11:09" (1/1) ... [2019-11-27 16:11:09,450 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:11:09,494 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:11:09,966 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:11:10,011 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:11:10,052 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:11:10,097 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:11:10,102 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:10 WrapperNode [2019-11-27 16:11:10,103 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:11:10,104 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:11:10,104 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:11:10,104 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:11:10,211 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:10" (1/1) ... [2019-11-27 16:11:10,235 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:10" (1/1) ... [2019-11-27 16:11:10,283 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:11:10,283 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:11:10,284 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:11:10,284 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:11:10,297 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:10" (1/1) ... [2019-11-27 16:11:10,297 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:10" (1/1) ... [2019-11-27 16:11:10,316 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:10" (1/1) ... [2019-11-27 16:11:10,318 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:10" (1/1) ... [2019-11-27 16:11:10,348 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:10" (1/1) ... [2019-11-27 16:11:10,352 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:10" (1/1) ... [2019-11-27 16:11:10,364 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:10" (1/1) ... [2019-11-27 16:11:10,371 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:11:10,376 INFO L168 Benchmark]: Toolchain (without parser) took 970.65 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.2 MB in the end (delta: -23.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:11:10,379 INFO L168 Benchmark]: CDTParser took 0.61 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 16:11:10,380 INFO L168 Benchmark]: CACSL2BoogieTranslator took 694.79 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:11:10,385 INFO L168 Benchmark]: Boogie Procedure Inliner took 179.31 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 991.2 MB in the end (delta: -35.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:11:10,387 INFO L168 Benchmark]: Boogie Preprocessor took 88.55 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. [2019-11-27 16:11:10,397 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.61 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 694.79 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 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 179.31 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 991.2 MB in the end (delta: -35.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 88.55 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...