./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/systemc/token_ring.02.cil-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/systemc/token_ring.02.cil-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 216b1eba72c80bc0eec8bb9ab0298bf8baf472d8 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/systemc/token_ring.02.cil-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 216b1eba72c80bc0eec8bb9ab0298bf8baf472d8 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 17:12:45,967 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:12:45,971 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:12:46,000 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:12:46,002 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:12:46,019 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:12:46,021 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:12:46,036 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:12:46,040 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:12:46,045 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:12:46,048 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:12:46,053 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:12:46,056 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:12:46,061 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:12:46,063 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:12:46,069 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:12:46,070 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:12:46,075 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:12:46,078 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:12:46,088 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:12:46,095 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:12:46,102 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:12:46,103 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:12:46,107 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:12:46,115 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:12:46,115 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:12:46,116 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:12:46,118 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:12:46,119 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:12:46,122 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:12:46,124 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:12:46,125 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:12:46,125 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:12:46,130 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:12:46,131 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:12:46,132 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:12:46,135 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:12:46,135 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:12:46,135 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:12:46,139 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:12:46,145 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:12:46,146 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:12:46,183 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:12:46,185 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:12:46,189 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:12:46,189 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:12:46,190 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:12:46,190 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:12:46,193 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:12:46,193 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:12:46,193 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:12:46,194 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:12:46,195 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:12:46,195 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:12:46,195 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:12:46,196 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:12:46,196 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:12:46,198 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:12:46,198 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:12:46,198 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:12:46,199 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:12:46,201 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:12:46,201 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:12:46,201 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:12:46,202 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:12:46,202 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:12:46,202 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:12:46,203 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:12:46,204 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:12:46,204 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:12:46,207 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 -> 216b1eba72c80bc0eec8bb9ab0298bf8baf472d8 [2019-11-26 17:12:46,717 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:12:46,747 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:12:46,752 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:12:46,758 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:12:46,760 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:12:46,764 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/systemc/token_ring.02.cil-2.c [2019-11-26 17:12:46,921 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/abafd7726/d285310807ac41a5bed21f2ff4b4bd60/FLAG839a00174 [2019-11-26 17:12:48,013 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:12:48,015 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/token_ring.02.cil-2.c [2019-11-26 17:12:48,043 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/abafd7726/d285310807ac41a5bed21f2ff4b4bd60/FLAG839a00174 [2019-11-26 17:12:48,080 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/abafd7726/d285310807ac41a5bed21f2ff4b4bd60 [2019-11-26 17:12:48,087 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:12:48,094 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:12:48,096 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:12:48,097 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:12:48,107 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:12:48,108 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:12:48" (1/1) ... [2019-11-26 17:12:48,118 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16a0bf7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:48, skipping insertion in model container [2019-11-26 17:12:48,118 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:12:48" (1/1) ... [2019-11-26 17:12:48,136 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:12:48,232 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:12:48,884 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:12:48,891 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:12:49,036 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:12:49,091 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:12:49,092 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:49 WrapperNode [2019-11-26 17:12:49,093 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:12:49,101 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:12:49,102 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:12:49,102 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:12:49,111 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:49" (1/1) ... [2019-11-26 17:12:49,151 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:49" (1/1) ... [2019-11-26 17:12:49,262 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:12:49,263 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:12:49,263 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:12:49,263 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:12:49,280 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:49" (1/1) ... [2019-11-26 17:12:49,280 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:49" (1/1) ... [2019-11-26 17:12:49,294 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:49" (1/1) ... [2019-11-26 17:12:49,297 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:49" (1/1) ... [2019-11-26 17:12:49,318 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:49" (1/1) ... [2019-11-26 17:12:49,371 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:49" (1/1) ... [2019-11-26 17:12:49,376 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:49" (1/1) ... [2019-11-26 17:12:49,390 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:12:49,404 INFO L168 Benchmark]: Toolchain (without parser) took 1302.28 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 985.7 MB in the end (delta: -24.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:12:49,414 INFO L168 Benchmark]: CDTParser took 0.41 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 17:12:49,417 INFO L168 Benchmark]: CACSL2BoogieTranslator took 998.16 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 991.4 MB in the end (delta: -29.7 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:12:49,422 INFO L168 Benchmark]: Boogie Procedure Inliner took 161.19 ms. Allocated memory is still 1.0 GB. Free memory was 991.4 MB in the beginning and 985.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:12:49,423 INFO L168 Benchmark]: Boogie Preprocessor took 129.76 ms. Allocated memory is still 1.0 GB. Free memory is still 985.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:12:49,434 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 998.16 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 991.4 MB in the end (delta: -29.7 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 161.19 ms. Allocated memory is still 1.0 GB. Free memory was 991.4 MB in the beginning and 985.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 129.76 ms. Allocated memory is still 1.0 GB. Free memory is still 985.7 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 0.1.24-025d5a2 [2019-11-26 17:12:53,218 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:12:53,220 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:12:53,244 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:12:53,246 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:12:53,248 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:12:53,264 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:12:53,281 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:12:53,284 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:12:53,292 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:12:53,294 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:12:53,299 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:12:53,300 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:12:53,307 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:12:53,309 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:12:53,314 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:12:53,315 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:12:53,321 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:12:53,325 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:12:53,333 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:12:53,342 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:12:53,349 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:12:53,351 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:12:53,359 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:12:53,363 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:12:53,364 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:12:53,364 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:12:53,368 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:12:53,370 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:12:53,371 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:12:53,373 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:12:53,377 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:12:53,378 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:12:53,380 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:12:53,383 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:12:53,384 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:12:53,387 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:12:53,387 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:12:53,388 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:12:53,393 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:12:53,395 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:12:53,400 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:12:53,438 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:12:53,442 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:12:53,444 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:12:53,447 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:12:53,447 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:12:53,448 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:12:53,448 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:12:53,448 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:12:53,448 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:12:53,449 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:12:53,453 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:12:53,453 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:12:53,454 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:12:53,454 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:12:53,454 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:12:53,455 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:12:53,455 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:12:53,455 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:12:53,456 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:12:53,457 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:12:53,457 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:12:53,460 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:12:53,460 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:12:53,460 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:12:53,461 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:12:53,461 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:12:53,461 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:12:53,462 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:12:53,462 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:12:53,462 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:12:53,465 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 -> 216b1eba72c80bc0eec8bb9ab0298bf8baf472d8 [2019-11-26 17:12:54,005 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:12:54,030 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:12:54,037 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:12:54,043 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:12:54,043 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:12:54,046 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/systemc/token_ring.02.cil-2.c [2019-11-26 17:12:54,196 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/37575f77b/894d857be00d43d6b19ba6b36620d3ea/FLAG13a45f693 [2019-11-26 17:12:55,267 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:12:55,273 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/token_ring.02.cil-2.c [2019-11-26 17:12:55,302 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/37575f77b/894d857be00d43d6b19ba6b36620d3ea/FLAG13a45f693 [2019-11-26 17:12:55,390 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/37575f77b/894d857be00d43d6b19ba6b36620d3ea [2019-11-26 17:12:55,402 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:12:55,407 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:12:55,409 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:12:55,411 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:12:55,418 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:12:55,422 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:12:55" (1/1) ... [2019-11-26 17:12:55,429 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f65d96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:55, skipping insertion in model container [2019-11-26 17:12:55,431 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:12:55" (1/1) ... [2019-11-26 17:12:55,450 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:12:55,545 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:12:56,237 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:12:56,257 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:12:56,398 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:12:56,444 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:12:56,444 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:56 WrapperNode [2019-11-26 17:12:56,445 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:12:56,452 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:12:56,453 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:12:56,453 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:12:56,465 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:56" (1/1) ... [2019-11-26 17:12:56,511 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:56" (1/1) ... [2019-11-26 17:12:56,604 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:12:56,605 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:12:56,605 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:12:56,607 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:12:56,623 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:56" (1/1) ... [2019-11-26 17:12:56,624 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:56" (1/1) ... [2019-11-26 17:12:56,641 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:56" (1/1) ... [2019-11-26 17:12:56,642 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:56" (1/1) ... [2019-11-26 17:12:56,667 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:56" (1/1) ... [2019-11-26 17:12:56,722 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:56" (1/1) ... [2019-11-26 17:12:56,731 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:56" (1/1) ... [2019-11-26 17:12:56,743 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:12:56,754 INFO L168 Benchmark]: Toolchain (without parser) took 1346.34 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 984.4 MB in the end (delta: -16.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:12:56,755 INFO L168 Benchmark]: CDTParser took 0.38 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. [2019-11-26 17:12:56,756 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1036.58 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 990.1 MB in the end (delta: -22.7 MB). Peak memory consumption was 20.3 MB. Max. memory is 12.5 GB. [2019-11-26 17:12:56,766 INFO L168 Benchmark]: Boogie Procedure Inliner took 152.64 ms. Allocated memory is still 1.0 GB. Free memory was 990.1 MB in the beginning and 984.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:12:56,767 INFO L168 Benchmark]: Boogie Preprocessor took 142.70 ms. Allocated memory is still 1.0 GB. Free memory is still 984.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:12:56,782 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 1036.58 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 990.1 MB in the end (delta: -22.7 MB). Peak memory consumption was 20.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 152.64 ms. Allocated memory is still 1.0 GB. Free memory was 990.1 MB in the beginning and 984.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 142.70 ms. Allocated memory is still 1.0 GB. Free memory is still 984.4 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...