./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/systemc/token_ring.07.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.07.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 35aa81144c06555695e96f98f1b941f438431e9e ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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.07.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 35aa81144c06555695e96f98f1b941f438431e9e .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 10:00:30,496 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:00:30,502 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:00:30,537 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:00:30,537 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:00:30,540 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:00:30,543 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:00:30,557 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:00:30,566 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:00:30,571 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:00:30,572 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:00:30,578 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:00:30,579 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:00:30,585 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:00:30,587 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:00:30,588 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:00:30,592 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:00:30,593 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:00:30,598 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:00:30,605 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:00:30,611 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:00:30,618 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:00:30,619 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:00:30,624 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:00:30,631 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:00:30,633 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:00:30,633 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:00:30,636 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:00:30,638 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:00:30,639 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:00:30,641 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:00:30,642 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:00:30,644 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:00:30,648 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:00:30,650 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:00:30,653 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:00:30,656 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:00:30,656 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:00:30,657 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:00:30,658 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:00:30,662 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:00:30,663 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:00:30,714 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:00:30,721 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:00:30,722 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:00:30,725 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:00:30,725 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:00:30,728 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:00:30,728 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:00:30,729 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:00:30,729 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:00:30,730 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:00:30,731 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:00:30,731 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:00:30,731 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:00:30,732 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:00:30,734 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:00:30,735 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:00:30,736 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:00:30,736 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:00:30,736 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:00:30,736 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:00:30,737 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:00:30,739 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:00:30,739 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:00:30,740 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:00:30,740 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:00:30,740 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:00:30,741 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:00:30,742 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:00:30,742 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 -> 35aa81144c06555695e96f98f1b941f438431e9e [2019-11-27 10:00:31,298 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:00:31,326 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:00:31,336 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:00:31,337 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:00:31,340 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:00:31,341 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/systemc/token_ring.07.cil-1.c [2019-11-27 10:00:31,502 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f5670bc09/35c75b76d1764f9db9d45135d58f59e4/FLAG240ea07fd [2019-11-27 10:00:32,637 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:00:32,641 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/token_ring.07.cil-1.c [2019-11-27 10:00:32,677 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f5670bc09/35c75b76d1764f9db9d45135d58f59e4/FLAG240ea07fd [2019-11-27 10:00:32,716 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f5670bc09/35c75b76d1764f9db9d45135d58f59e4 [2019-11-27 10:00:32,726 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:00:32,730 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:00:32,738 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:00:32,739 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:00:32,743 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:00:32,746 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:00:32" (1/1) ... [2019-11-27 10:00:32,755 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 27.11 10:00:32, skipping insertion in model container [2019-11-27 10:00:32,757 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:00:32" (1/1) ... [2019-11-27 10:00:32,776 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:00:32,888 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:00:33,712 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:00:33,726 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:00:33,912 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:00:33,987 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:00:33,989 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:33 WrapperNode [2019-11-27 10:00:33,991 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:00:33,994 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:00:33,994 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:00:33,994 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:00:34,009 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:33" (1/1) ... [2019-11-27 10:00:34,054 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:33" (1/1) ... [2019-11-27 10:00:34,256 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:00:34,258 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:00:34,258 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:00:34,259 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:00:34,270 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:33" (1/1) ... [2019-11-27 10:00:34,271 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:33" (1/1) ... [2019-11-27 10:00:34,286 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:33" (1/1) ... [2019-11-27 10:00:34,286 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:33" (1/1) ... [2019-11-27 10:00:34,372 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:33" (1/1) ... [2019-11-27 10:00:34,451 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:33" (1/1) ... [2019-11-27 10:00:34,472 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:33" (1/1) ... [2019-11-27 10:00:34,511 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:00:34,522 INFO L168 Benchmark]: Toolchain (without parser) took 1786.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 962.4 MB in the end (delta: -713.7 kB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:00:34,525 INFO L168 Benchmark]: CDTParser took 1.31 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 10:00:34,527 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1253.29 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 979.6 MB in the end (delta: -17.9 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. [2019-11-27 10:00:34,532 INFO L168 Benchmark]: Boogie Procedure Inliner took 263.96 ms. Allocated memory is still 1.0 GB. Free memory was 979.6 MB in the beginning and 973.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:00:34,536 INFO L168 Benchmark]: Boogie Preprocessor took 253.68 ms. Allocated memory is still 1.0 GB. Free memory was 973.9 MB in the beginning and 962.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:00:34,547 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.31 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 1253.29 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 979.6 MB in the end (delta: -17.9 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 263.96 ms. Allocated memory is still 1.0 GB. Free memory was 979.6 MB in the beginning and 973.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 253.68 ms. Allocated memory is still 1.0 GB. Free memory was 973.9 MB in the beginning and 962.4 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 10:00:38,414 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:00:38,420 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:00:38,454 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:00:38,458 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:00:38,460 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:00:38,462 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:00:38,480 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:00:38,483 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:00:38,490 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:00:38,492 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:00:38,495 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:00:38,498 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:00:38,502 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:00:38,507 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:00:38,512 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:00:38,515 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:00:38,518 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:00:38,523 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:00:38,531 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:00:38,539 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:00:38,547 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:00:38,549 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:00:38,554 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:00:38,562 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:00:38,562 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:00:38,563 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:00:38,567 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:00:38,568 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:00:38,569 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:00:38,571 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:00:38,572 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:00:38,574 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:00:38,578 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:00:38,582 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:00:38,585 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:00:38,586 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:00:38,590 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:00:38,590 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:00:38,592 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:00:38,594 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:00:38,596 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:00:38,636 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:00:38,637 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:00:38,641 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:00:38,642 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:00:38,643 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:00:38,643 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:00:38,645 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:00:38,645 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:00:38,645 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:00:38,646 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:00:38,647 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:00:38,648 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:00:38,648 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:00:38,650 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:00:38,650 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:00:38,651 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:00:38,651 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:00:38,651 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:00:38,652 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:00:38,655 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:00:38,655 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:00:38,655 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:00:38,656 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:00:38,656 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:00:38,656 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:00:38,657 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:00:38,657 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:00:38,657 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:00:38,657 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:00:38,658 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:00:38,661 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 -> 35aa81144c06555695e96f98f1b941f438431e9e [2019-11-27 10:00:39,234 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:00:39,261 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:00:39,268 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:00:39,273 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:00:39,276 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:00:39,278 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/systemc/token_ring.07.cil-1.c [2019-11-27 10:00:39,428 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3df11a0e/08ac5f6c90624e1c97d3ca88a5c428b9/FLAGb27896de1 [2019-11-27 10:00:40,573 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:00:40,574 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/token_ring.07.cil-1.c [2019-11-27 10:00:40,607 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3df11a0e/08ac5f6c90624e1c97d3ca88a5c428b9/FLAGb27896de1 [2019-11-27 10:00:40,645 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3df11a0e/08ac5f6c90624e1c97d3ca88a5c428b9 [2019-11-27 10:00:40,653 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:00:40,661 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:00:40,662 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:00:40,664 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:00:40,673 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:00:40,674 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:00:40" (1/1) ... [2019-11-27 10:00:40,681 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18d4f145 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:40, skipping insertion in model container [2019-11-27 10:00:40,684 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:00:40" (1/1) ... [2019-11-27 10:00:40,701 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:00:40,808 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:00:41,684 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:00:41,715 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:00:41,921 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:00:41,974 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:00:41,975 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:41 WrapperNode [2019-11-27 10:00:41,976 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:00:41,977 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:00:41,977 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:00:41,977 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:00:41,989 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:41" (1/1) ... [2019-11-27 10:00:42,029 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:41" (1/1) ... [2019-11-27 10:00:42,212 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:00:42,213 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:00:42,214 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:00:42,214 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:00:42,226 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:41" (1/1) ... [2019-11-27 10:00:42,226 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:41" (1/1) ... [2019-11-27 10:00:42,246 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:41" (1/1) ... [2019-11-27 10:00:42,247 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:41" (1/1) ... [2019-11-27 10:00:42,342 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:41" (1/1) ... [2019-11-27 10:00:42,424 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:41" (1/1) ... [2019-11-27 10:00:42,445 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:41" (1/1) ... [2019-11-27 10:00:42,479 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:00:42,490 INFO L168 Benchmark]: Toolchain (without parser) took 1825.77 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 972.7 MB in the end (delta: -5.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:00:42,498 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. [2019-11-27 10:00:42,500 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1314.12 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 984.1 MB in the end (delta: -16.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 10:00:42,504 INFO L168 Benchmark]: Boogie Procedure Inliner took 236.44 ms. Allocated memory is still 1.0 GB. Free memory was 984.1 MB in the beginning and 978.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:00:42,506 INFO L168 Benchmark]: Boogie Preprocessor took 270.27 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 MB in the beginning and 972.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:00:42,518 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 1314.12 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 984.1 MB in the end (delta: -16.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 236.44 ms. Allocated memory is still 1.0 GB. Free memory was 984.1 MB in the beginning and 978.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 270.27 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 MB in the beginning and 972.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...