./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-pthread/cs_stack-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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-pthread/cs_stack-1.i -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 b70bd1720bf5b8dc6d686e5b70e4a44a66e994be .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-pthread/cs_stack-1.i -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 b70bd1720bf5b8dc6d686e5b70e4a44a66e994be ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:25:46,975 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:25:46,981 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:25:47,013 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:25:47,017 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:25:47,019 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:25:47,024 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:25:47,036 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:25:47,045 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:25:47,051 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:25:47,053 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:25:47,056 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:25:47,059 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:25:47,063 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:25:47,065 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:25:47,068 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:25:47,071 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:25:47,074 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:25:47,078 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:25:47,084 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:25:47,092 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:25:47,100 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:25:47,101 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:25:47,103 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:25:47,111 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:25:47,111 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:25:47,112 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:25:47,115 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:25:47,116 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:25:47,120 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:25:47,120 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:25:47,121 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:25:47,122 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:25:47,125 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:25:47,128 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:25:47,128 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:25:47,131 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:25:47,133 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:25:47,133 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:25:47,134 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:25:47,137 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:25:47,139 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:25:47,188 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:25:47,197 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:25:47,198 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:25:47,202 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:25:47,204 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:25:47,204 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:25:47,205 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:25:47,205 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:25:47,205 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:25:47,207 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:25:47,207 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:25:47,207 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:25:47,208 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:25:47,209 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:25:47,209 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:25:47,211 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:25:47,211 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:25:47,214 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:25:47,214 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:25:47,214 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:25:47,215 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:25:47,215 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:25:47,215 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:25:47,216 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:25:47,216 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:25:47,219 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:25:47,219 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:25:47,219 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:25:47,220 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:25:47,221 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 -> b70bd1720bf5b8dc6d686e5b70e4a44a66e994be [2019-11-24 21:25:47,717 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:25:47,746 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:25:47,753 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:25:47,757 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:25:47,759 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:25:47,761 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-pthread/cs_stack-1.i [2019-11-24 21:25:47,916 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8f20cd3d/025296df03354ae78c6dd0cd60ec6218/FLAG2f940c6e5 [2019-11-24 21:25:49,196 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:25:49,202 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-pthread/cs_stack-1.i [2019-11-24 21:25:49,260 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8f20cd3d/025296df03354ae78c6dd0cd60ec6218/FLAG2f940c6e5 [2019-11-24 21:25:49,281 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8f20cd3d/025296df03354ae78c6dd0cd60ec6218 [2019-11-24 21:25:49,286 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:25:49,288 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:25:49,306 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:25:49,306 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:25:49,311 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:25:49,318 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:25:49" (1/1) ... [2019-11-24 21:25:49,325 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35365046 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:49, skipping insertion in model container [2019-11-24 21:25:49,326 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:25:49" (1/1) ... [2019-11-24 21:25:49,336 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:25:49,479 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:25:51,027 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:25:51,084 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:25:51,353 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:25:51,659 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:25:51,660 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:51 WrapperNode [2019-11-24 21:25:51,663 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:25:51,664 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:25:51,664 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:25:51,665 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:25:51,685 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:51" (1/1) ... [2019-11-24 21:25:51,793 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:51" (1/1) ... [2019-11-24 21:25:52,140 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:25:52,141 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:25:52,141 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:25:52,141 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:25:52,164 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:51" (1/1) ... [2019-11-24 21:25:52,167 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:51" (1/1) ... [2019-11-24 21:25:52,224 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:51" (1/1) ... [2019-11-24 21:25:52,224 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:51" (1/1) ... [2019-11-24 21:25:52,382 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:51" (1/1) ... [2019-11-24 21:25:52,450 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:51" (1/1) ... [2019-11-24 21:25:52,480 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:51" (1/1) ... [2019-11-24 21:25:52,526 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:25:52,539 INFO L168 Benchmark]: Toolchain (without parser) took 3243.64 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 897.8 MB in the end (delta: 63.9 MB). Peak memory consumption was 64.0 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:52,540 INFO L168 Benchmark]: CDTParser took 1.20 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. [2019-11-24 21:25:52,542 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2357.60 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 932.2 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:52,546 INFO L168 Benchmark]: Boogie Procedure Inliner took 476.41 ms. Allocated memory is still 1.0 GB. Free memory was 932.2 MB in the beginning and 909.3 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:52,549 INFO L168 Benchmark]: Boogie Preprocessor took 387.98 ms. Allocated memory is still 1.0 GB. Free memory was 909.3 MB in the beginning and 897.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:52,560 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.20 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 2357.60 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 932.2 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 476.41 ms. Allocated memory is still 1.0 GB. Free memory was 932.2 MB in the beginning and 909.3 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 387.98 ms. Allocated memory is still 1.0 GB. Free memory was 909.3 MB in the beginning and 897.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 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 0.1.24-32f2683 [2019-11-24 21:25:56,488 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:25:56,495 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:25:56,531 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:25:56,533 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:25:56,535 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:25:56,540 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:25:56,558 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:25:56,562 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:25:56,566 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:25:56,571 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:25:56,575 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:25:56,576 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:25:56,582 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:25:56,586 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:25:56,591 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:25:56,593 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:25:56,598 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:25:56,603 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:25:56,612 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:25:56,619 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:25:56,623 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:25:56,627 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:25:56,630 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:25:56,638 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:25:56,640 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:25:56,640 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:25:56,644 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:25:56,645 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:25:56,649 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:25:56,649 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:25:56,650 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:25:56,656 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:25:56,657 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:25:56,659 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:25:56,660 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:25:56,663 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:25:56,663 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:25:56,664 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:25:56,668 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:25:56,671 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:25:56,673 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:25:56,713 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:25:56,714 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:25:56,720 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:25:56,721 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:25:56,721 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:25:56,721 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:25:56,721 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:25:56,722 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:25:56,722 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:25:56,725 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:25:56,726 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:25:56,727 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:25:56,727 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:25:56,727 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:25:56,728 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:25:56,728 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:25:56,728 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:25:56,728 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:25:56,730 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:25:56,730 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:25:56,730 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:25:56,732 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:25:56,732 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:25:56,732 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:25:56,733 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:25:56,734 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:25:56,734 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:25:56,734 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:25:56,737 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:25:56,737 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:25:56,739 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:25:56,739 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 -> b70bd1720bf5b8dc6d686e5b70e4a44a66e994be [2019-11-24 21:25:57,344 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:25:57,375 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:25:57,382 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:25:57,386 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:25:57,388 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:25:57,390 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-pthread/cs_stack-1.i [2019-11-24 21:25:57,550 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65999ac91/7416dfa5449c477380403b386fc119fb/FLAGc6eed0dcd [2019-11-24 21:25:58,857 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:25:58,860 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-pthread/cs_stack-1.i [2019-11-24 21:25:58,907 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65999ac91/7416dfa5449c477380403b386fc119fb/FLAGc6eed0dcd [2019-11-24 21:25:58,945 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65999ac91/7416dfa5449c477380403b386fc119fb [2019-11-24 21:25:58,954 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:25:58,959 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:25:58,964 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:25:58,964 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:25:58,971 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:25:58,973 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:25:58" (1/1) ... [2019-11-24 21:25:58,983 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3fc7227c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:58, skipping insertion in model container [2019-11-24 21:25:58,983 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:25:58" (1/1) ... [2019-11-24 21:25:59,003 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:25:59,129 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:26:00,749 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:26:00,793 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:26:01,137 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:26:01,531 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:26:01,532 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:01 WrapperNode [2019-11-24 21:26:01,532 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:26:01,533 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:26:01,537 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:26:01,539 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:26:01,555 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:01" (1/1) ... [2019-11-24 21:26:01,663 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:01" (1/1) ... [2019-11-24 21:26:01,901 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:26:01,901 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:26:01,902 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:26:01,902 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:26:01,922 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:01" (1/1) ... [2019-11-24 21:26:01,927 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:01" (1/1) ... [2019-11-24 21:26:01,982 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:01" (1/1) ... [2019-11-24 21:26:01,988 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:01" (1/1) ... [2019-11-24 21:26:02,178 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:01" (1/1) ... [2019-11-24 21:26:02,272 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:01" (1/1) ... [2019-11-24 21:26:02,302 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:01" (1/1) ... [2019-11-24 21:26:02,352 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:26:02,363 INFO L168 Benchmark]: Toolchain (without parser) took 3400.96 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 887.7 MB in the end (delta: 73.9 MB). Peak memory consumption was 74.0 MB. Max. memory is 12.5 GB. [2019-11-24 21:26:02,366 INFO L168 Benchmark]: CDTParser took 0.45 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. [2019-11-24 21:26:02,371 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2569.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 922.1 MB in the end (delta: 39.6 MB). Peak memory consumption was 39.6 MB. Max. memory is 12.5 GB. [2019-11-24 21:26:02,374 INFO L168 Benchmark]: Boogie Procedure Inliner took 367.78 ms. Allocated memory is still 1.0 GB. Free memory was 922.1 MB in the beginning and 904.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 21:26:02,375 INFO L168 Benchmark]: Boogie Preprocessor took 454.95 ms. Allocated memory is still 1.0 GB. Free memory was 904.9 MB in the beginning and 887.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 21:26:02,387 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 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 2569.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 922.1 MB in the end (delta: 39.6 MB). Peak memory consumption was 39.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 367.78 ms. Allocated memory is still 1.0 GB. Free memory was 922.1 MB in the beginning and 904.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 454.95 ms. Allocated memory is still 1.0 GB. Free memory was 904.9 MB in the beginning and 887.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...