./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/systemc/token_ring.12.cil-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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.12.cil-1.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 07cb6781a17c0693868f5e5f20fe1912a5969588 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.12.cil-1.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 07cb6781a17c0693868f5e5f20fe1912a5969588 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 10:00:34,869 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:00:34,875 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:00:34,907 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:00:34,911 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:00:34,913 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:00:34,918 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:00:34,923 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:00:34,942 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:00:34,946 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:00:34,951 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:00:34,952 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:00:34,955 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:00:34,962 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:00:34,964 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:00:34,967 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:00:34,972 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:00:34,975 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:00:34,982 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:00:34,990 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:00:35,000 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:00:35,006 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:00:35,007 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:00:35,013 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:00:35,023 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:00:35,023 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:00:35,024 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:00:35,026 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:00:35,027 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:00:35,031 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:00:35,031 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:00:35,032 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:00:35,036 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:00:35,038 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:00:35,041 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:00:35,043 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:00:35,046 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:00:35,047 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:00:35,047 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:00:35,052 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:00:35,055 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:00:35,058 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:00:35,100 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:00:35,105 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:00:35,111 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:00:35,112 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:00:35,114 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:00:35,114 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:00:35,114 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:00:35,115 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:00:35,115 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:00:35,115 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:00:35,118 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:00:35,119 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:00:35,119 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:00:35,122 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:00:35,123 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:00:35,123 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:00:35,123 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:00:35,124 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:00:35,124 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:00:35,124 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:00:35,125 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:00:35,125 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:00:35,127 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:00:35,127 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:00:35,127 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:00:35,128 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:00:35,128 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:00:35,130 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:00:35,130 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 -> 07cb6781a17c0693868f5e5f20fe1912a5969588 [2019-11-27 10:00:35,731 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:00:35,764 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:00:35,772 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:00:35,774 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:00:35,777 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:00:35,778 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/systemc/token_ring.12.cil-1.c [2019-11-27 10:00:35,938 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a12556358/503da430185c4ded8cb5e96df42b47bb/FLAG75e86bdc9 [2019-11-27 10:00:37,161 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:00:37,162 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/token_ring.12.cil-1.c [2019-11-27 10:00:37,213 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a12556358/503da430185c4ded8cb5e96df42b47bb/FLAG75e86bdc9 [2019-11-27 10:00:37,252 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a12556358/503da430185c4ded8cb5e96df42b47bb [2019-11-27 10:00:37,260 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:00:37,263 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:00:37,268 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:00:37,269 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:00:37,275 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:00:37,280 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:00:37" (1/1) ... [2019-11-27 10:00:37,287 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@197a930a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:37, skipping insertion in model container [2019-11-27 10:00:37,288 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:00:37" (1/1) ... [2019-11-27 10:00:37,308 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:00:37,418 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:00:38,413 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:00:38,428 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:00:38,704 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:00:38,757 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:00:38,758 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:38 WrapperNode [2019-11-27 10:00:38,761 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:00:38,762 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:00:38,762 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:00:38,762 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:00:38,772 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:38" (1/1) ... [2019-11-27 10:00:38,818 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:38" (1/1) ... [2019-11-27 10:00:39,103 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:00:39,107 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:00:39,108 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:00:39,108 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:00:39,130 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:38" (1/1) ... [2019-11-27 10:00:39,133 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:38" (1/1) ... [2019-11-27 10:00:39,160 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:38" (1/1) ... [2019-11-27 10:00:39,162 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:38" (1/1) ... [2019-11-27 10:00:39,261 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:38" (1/1) ... [2019-11-27 10:00:39,363 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:38" (1/1) ... [2019-11-27 10:00:39,388 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:38" (1/1) ... [2019-11-27 10:00:39,423 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:00:39,435 INFO L168 Benchmark]: Toolchain (without parser) took 2166.10 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 955.1 MB in the end (delta: 12.3 MB). Peak memory consumption was 12.4 MB. Max. memory is 12.5 GB. [2019-11-27 10:00:39,436 INFO L168 Benchmark]: CDTParser took 2.33 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:00:39,438 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1493.39 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 978.0 MB in the end (delta: -10.6 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:00:39,442 INFO L168 Benchmark]: Boogie Procedure Inliner took 344.84 ms. Allocated memory is still 1.0 GB. Free memory was 978.0 MB in the beginning and 966.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:00:39,444 INFO L168 Benchmark]: Boogie Preprocessor took 319.62 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 955.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:00:39,455 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.33 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 1493.39 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 978.0 MB in the end (delta: -10.6 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 344.84 ms. Allocated memory is still 1.0 GB. Free memory was 978.0 MB in the beginning and 966.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 319.62 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 955.1 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-da95e15 [2019-11-27 10:00:43,385 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:00:43,393 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:00:43,426 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:00:43,426 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:00:43,430 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:00:43,435 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:00:43,450 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:00:43,458 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:00:43,464 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:00:43,465 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:00:43,473 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:00:43,474 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:00:43,477 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:00:43,481 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:00:43,484 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:00:43,489 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:00:43,491 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:00:43,498 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:00:43,503 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:00:43,512 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:00:43,520 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:00:43,523 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:00:43,531 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:00:43,536 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:00:43,537 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:00:43,537 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:00:43,543 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:00:43,544 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:00:43,545 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:00:43,546 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:00:43,550 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:00:43,551 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:00:43,553 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:00:43,556 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:00:43,558 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:00:43,561 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:00:43,563 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:00:43,566 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:00:43,567 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:00:43,569 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:00:43,571 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:00:43,631 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:00:43,634 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:00:43,637 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:00:43,639 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:00:43,642 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:00:43,642 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:00:43,643 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:00:43,645 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:00:43,645 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:00:43,645 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:00:43,646 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:00:43,646 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:00:43,646 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:00:43,647 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:00:43,648 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:00:43,651 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:00:43,651 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:00:43,652 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:00:43,652 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:00:43,652 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:00:43,653 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:00:43,653 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:00:43,653 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:00:43,654 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:00:43,656 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:00:43,656 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:00:43,656 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:00:43,657 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:00:43,657 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:00:43,660 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:00:43,661 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 -> 07cb6781a17c0693868f5e5f20fe1912a5969588 [2019-11-27 10:00:44,218 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:00:44,262 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:00:44,269 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:00:44,274 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:00:44,275 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:00:44,276 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/systemc/token_ring.12.cil-1.c [2019-11-27 10:00:44,437 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/824a28de1/937987b6d47e435e8349b7a4013b7fc5/FLAG75adbbb17 [2019-11-27 10:00:45,615 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:00:45,619 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/token_ring.12.cil-1.c [2019-11-27 10:00:45,661 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/824a28de1/937987b6d47e435e8349b7a4013b7fc5/FLAG75adbbb17 [2019-11-27 10:00:45,697 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/824a28de1/937987b6d47e435e8349b7a4013b7fc5 [2019-11-27 10:00:45,707 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:00:45,711 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:00:45,719 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:00:45,720 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:00:45,723 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:00:45,727 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:00:45" (1/1) ... [2019-11-27 10:00:45,736 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24aafe98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:45, skipping insertion in model container [2019-11-27 10:00:45,737 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:00:45" (1/1) ... [2019-11-27 10:00:45,749 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:00:45,868 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:00:46,831 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:00:46,858 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:00:47,136 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:00:47,217 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:00:47,219 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:47 WrapperNode [2019-11-27 10:00:47,220 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:00:47,221 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:00:47,225 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:00:47,225 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:00:47,244 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:47" (1/1) ... [2019-11-27 10:00:47,298 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:47" (1/1) ... [2019-11-27 10:00:47,602 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:00:47,605 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:00:47,608 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:00:47,608 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:00:47,631 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:47" (1/1) ... [2019-11-27 10:00:47,631 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:47" (1/1) ... [2019-11-27 10:00:47,656 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:47" (1/1) ... [2019-11-27 10:00:47,661 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:47" (1/1) ... [2019-11-27 10:00:47,757 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:47" (1/1) ... [2019-11-27 10:00:47,870 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:47" (1/1) ... [2019-11-27 10:00:47,896 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:47" (1/1) ... [2019-11-27 10:00:47,933 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:00:47,944 INFO L168 Benchmark]: Toolchain (without parser) took 2227.74 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 949.7 MB in the end (delta: 12.0 MB). Peak memory consumption was 12.1 MB. Max. memory is 12.5 GB. [2019-11-27 10:00:47,945 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:00:47,948 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1501.00 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 978.3 MB in the end (delta: -16.6 MB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. [2019-11-27 10:00:47,950 INFO L168 Benchmark]: Boogie Procedure Inliner took 383.92 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 966.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:00:47,954 INFO L168 Benchmark]: Boogie Preprocessor took 329.66 ms. Allocated memory is still 1.0 GB. Free memory was 966.9 MB in the beginning and 949.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 10:00:47,966 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 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 1501.00 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 978.3 MB in the end (delta: -16.6 MB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 383.92 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 966.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 329.66 ms. Allocated memory is still 1.0 GB. Free memory was 966.9 MB in the beginning and 949.7 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...