./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/rekcba_aso.1.M4-2.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/seq-mthreaded/rekcba_aso.1.M4-2.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 25b7cc2eb136cdc0ffbe7bcb1599eb20a07b4169 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/seq-mthreaded/rekcba_aso.1.M4-2.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 25b7cc2eb136cdc0ffbe7bcb1599eb20a07b4169 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 17:14:22,118 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:14:22,125 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:14:22,149 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:14:22,151 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:14:22,153 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:14:22,157 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:14:22,169 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:14:22,174 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:14:22,178 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:14:22,181 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:14:22,184 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:14:22,184 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:14:22,188 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:14:22,189 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:14:22,193 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:14:22,194 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:14:22,195 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:14:22,199 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:14:22,206 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:14:22,210 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:14:22,216 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:14:22,217 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:14:22,221 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:14:22,224 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:14:22,226 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:14:22,226 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:14:22,231 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:14:22,231 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:14:22,232 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:14:22,232 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:14:22,233 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:14:22,234 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:14:22,237 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:14:22,239 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:14:22,239 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:14:22,242 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:14:22,243 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:14:22,243 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:14:22,244 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:14:22,246 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:14:22,249 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:14:22,273 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:14:22,274 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:14:22,275 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:14:22,281 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:14:22,281 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:14:22,281 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:14:22,282 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:14:22,282 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:14:22,282 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:14:22,282 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:14:22,283 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:14:22,283 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:14:22,284 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:14:22,284 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:14:22,284 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:14:22,286 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:14:22,286 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:14:22,286 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:14:22,286 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:14:22,287 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:14:22,287 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:14:22,287 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:14:22,288 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:14:22,288 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:14:22,290 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:14:22,290 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:14:22,290 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:14:22,290 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:14:22,291 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 -> 25b7cc2eb136cdc0ffbe7bcb1599eb20a07b4169 [2019-11-26 17:14:22,733 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:14:22,750 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:14:22,756 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:14:22,760 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:14:22,761 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:14:22,762 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/rekcba_aso.1.M4-2.c [2019-11-26 17:14:22,865 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb10f2f81/2e9aa3e032eb40f1aca6c89f0a80bc87/FLAG0415c0957 [2019-11-26 17:14:24,127 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:14:24,132 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekcba_aso.1.M4-2.c [2019-11-26 17:14:24,219 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb10f2f81/2e9aa3e032eb40f1aca6c89f0a80bc87/FLAG0415c0957 [2019-11-26 17:14:24,380 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb10f2f81/2e9aa3e032eb40f1aca6c89f0a80bc87 [2019-11-26 17:14:24,384 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:14:24,387 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:14:24,390 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:14:24,391 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:14:24,397 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:14:24,398 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:14:24" (1/1) ... [2019-11-26 17:14:24,406 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d786972 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:24, skipping insertion in model container [2019-11-26 17:14:24,406 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:14:24" (1/1) ... [2019-11-26 17:14:24,419 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:14:24,688 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:14:27,024 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:14:27,068 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:14:28,482 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:14:28,561 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:14:28,563 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:28 WrapperNode [2019-11-26 17:14:28,566 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:14:28,567 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:14:28,567 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:14:28,567 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:14:28,583 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:28" (1/1) ... [2019-11-26 17:14:29,013 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:28" (1/1) ... [2019-11-26 17:14:34,939 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:14:34,945 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:14:34,945 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:14:34,946 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:14:34,961 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:28" (1/1) ... [2019-11-26 17:14:34,962 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:28" (1/1) ... [2019-11-26 17:14:37,112 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:28" (1/1) ... [2019-11-26 17:14:37,115 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:28" (1/1) ... [2019-11-26 17:14:41,538 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:28" (1/1) ... [2019-11-26 17:14:42,151 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:28" (1/1) ... [2019-11-26 17:14:43,602 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:28" (1/1) ... [2019-11-26 17:14:44,333 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:14:44,337 INFO L168 Benchmark]: Toolchain (without parser) took 19948.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 209.8 MB in the end (delta: 734.7 MB). Peak memory consumption was 926.4 MB. Max. memory is 12.5 GB. [2019-11-26 17:14:44,338 INFO L168 Benchmark]: CDTParser took 0.21 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 17:14:44,353 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4176.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 733.7 MB in the end (delta: 205.1 MB). Peak memory consumption was 274.4 MB. Max. memory is 12.5 GB. [2019-11-26 17:14:44,354 INFO L168 Benchmark]: Boogie Procedure Inliner took 6378.08 ms. Allocated memory is still 1.0 GB. Free memory was 733.7 MB in the beginning and 372.7 MB in the end (delta: 361.0 MB). Peak memory consumption was 392.2 MB. Max. memory is 12.5 GB. [2019-11-26 17:14:44,355 INFO L168 Benchmark]: Boogie Preprocessor took 9388.25 ms. Allocated memory is still 1.0 GB. Free memory was 372.7 MB in the beginning and 209.8 MB in the end (delta: 162.9 MB). Peak memory consumption was 354.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:14:44,367 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 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 4176.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 733.7 MB in the end (delta: 205.1 MB). Peak memory consumption was 274.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 6378.08 ms. Allocated memory is still 1.0 GB. Free memory was 733.7 MB in the beginning and 372.7 MB in the end (delta: 361.0 MB). Peak memory consumption was 392.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 9388.25 ms. Allocated memory is still 1.0 GB. Free memory was 372.7 MB in the beginning and 209.8 MB in the end (delta: 162.9 MB). Peak memory consumption was 354.6 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 17:14:47,167 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:14:47,171 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:14:47,196 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:14:47,196 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:14:47,198 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:14:47,201 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:14:47,213 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:14:47,220 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:14:47,228 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:14:47,229 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:14:47,231 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:14:47,231 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:14:47,233 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:14:47,236 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:14:47,238 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:14:47,240 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:14:47,242 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:14:47,245 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:14:47,251 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:14:47,256 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:14:47,262 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:14:47,263 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:14:47,268 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:14:47,274 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:14:47,274 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:14:47,275 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:14:47,276 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:14:47,277 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:14:47,277 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:14:47,279 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:14:47,279 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:14:47,282 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:14:47,283 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:14:47,287 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:14:47,288 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:14:47,290 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:14:47,290 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:14:47,290 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:14:47,291 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:14:47,294 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:14:47,294 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:14:47,325 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:14:47,325 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:14:47,329 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:14:47,332 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:14:47,332 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:14:47,332 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:14:47,333 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:14:47,333 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:14:47,333 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:14:47,333 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:14:47,334 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:14:47,334 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:14:47,337 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:14:47,337 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:14:47,337 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:14:47,338 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:14:47,338 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:14:47,338 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:14:47,338 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:14:47,339 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:14:47,339 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:14:47,339 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:14:47,339 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:14:47,339 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:14:47,342 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:14:47,342 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:14:47,342 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:14:47,342 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:14:47,343 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:14:47,343 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:14:47,344 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 -> 25b7cc2eb136cdc0ffbe7bcb1599eb20a07b4169 [2019-11-26 17:14:47,833 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:14:47,851 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:14:47,857 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:14:47,862 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:14:47,863 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:14:47,864 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/rekcba_aso.1.M4-2.c [2019-11-26 17:14:47,977 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e777ddabb/1a5bcd0e83ae4b3e8d94633f0783f78b/FLAG225a638ad [2019-11-26 17:14:49,270 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:14:49,273 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekcba_aso.1.M4-2.c [2019-11-26 17:14:49,364 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e777ddabb/1a5bcd0e83ae4b3e8d94633f0783f78b/FLAG225a638ad [2019-11-26 17:14:49,527 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e777ddabb/1a5bcd0e83ae4b3e8d94633f0783f78b [2019-11-26 17:14:49,534 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:14:49,537 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:14:49,540 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:14:49,542 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:14:49,548 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:14:49,549 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:14:49" (1/1) ... [2019-11-26 17:14:49,558 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35e09eca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:49, skipping insertion in model container [2019-11-26 17:14:49,559 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:14:49" (1/1) ... [2019-11-26 17:14:49,569 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:14:49,855 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:14:53,069 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:14:53,123 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:14:55,248 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:14:55,344 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:14:55,346 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:55 WrapperNode [2019-11-26 17:14:55,347 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:14:55,348 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:14:55,351 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:14:55,351 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:14:55,365 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:55" (1/1) ... [2019-11-26 17:14:55,792 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:55" (1/1) ... [2019-11-26 17:15:02,468 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:15:02,468 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:15:02,469 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:15:02,469 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:15:02,485 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:55" (1/1) ... [2019-11-26 17:15:02,486 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:55" (1/1) ... [2019-11-26 17:15:03,597 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:55" (1/1) ... [2019-11-26 17:15:03,599 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:55" (1/1) ... [2019-11-26 17:15:07,746 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:55" (1/1) ... [2019-11-26 17:15:08,510 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:55" (1/1) ... [2019-11-26 17:15:09,465 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:55" (1/1) ... [2019-11-26 17:15:10,244 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:15:10,252 INFO L168 Benchmark]: Toolchain (without parser) took 20711.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 181.7 MB in the end (delta: 762.8 MB). Peak memory consumption was 849.0 MB. Max. memory is 12.5 GB. [2019-11-26 17:15:10,254 INFO L168 Benchmark]: CDTParser took 0.28 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 17:15:10,257 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5807.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 749.8 MB in the end (delta: 188.9 MB). Peak memory consumption was 298.9 MB. Max. memory is 12.5 GB. [2019-11-26 17:15:10,260 INFO L168 Benchmark]: Boogie Procedure Inliner took 7120.68 ms. Allocated memory is still 1.0 GB. Free memory was 749.8 MB in the beginning and 539.6 MB in the end (delta: 210.2 MB). Peak memory consumption was 465.3 MB. Max. memory is 12.5 GB. [2019-11-26 17:15:10,261 INFO L168 Benchmark]: Boogie Preprocessor took 7778.21 ms. Allocated memory is still 1.0 GB. Free memory was 539.6 MB in the beginning and 181.7 MB in the end (delta: 357.9 MB). Peak memory consumption was 444.0 MB. Max. memory is 12.5 GB. [2019-11-26 17:15:10,268 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 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 5807.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 749.8 MB in the end (delta: 188.9 MB). Peak memory consumption was 298.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 7120.68 ms. Allocated memory is still 1.0 GB. Free memory was 749.8 MB in the beginning and 539.6 MB in the end (delta: 210.2 MB). Peak memory consumption was 465.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 7778.21 ms. Allocated memory is still 1.0 GB. Free memory was 539.6 MB in the beginning and 181.7 MB in the end (delta: 357.9 MB). Peak memory consumption was 444.0 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...