./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/systemc/token_ring.10.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.10.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 a8d234c9ac0b641a8635f7656bf7d0c7060bd78d .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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.10.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 a8d234c9ac0b641a8635f7656bf7d0c7060bd78d ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 17:12:55,409 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:12:55,411 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:12:55,439 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:12:55,441 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:12:55,444 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:12:55,460 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:12:55,476 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:12:55,480 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:12:55,486 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:12:55,488 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:12:55,494 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:12:55,494 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:12:55,500 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:12:55,503 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:12:55,507 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:12:55,511 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:12:55,516 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:12:55,522 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:12:55,529 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:12:55,539 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:12:55,544 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:12:55,548 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:12:55,550 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:12:55,559 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:12:55,559 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:12:55,559 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:12:55,562 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:12:55,564 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:12:55,565 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:12:55,567 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:12:55,568 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:12:55,570 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:12:55,573 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:12:55,576 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:12:55,577 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:12:55,580 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:12:55,581 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:12:55,581 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:12:55,582 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:12:55,586 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:12:55,587 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:12:55,626 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:12:55,627 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:12:55,631 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:12:55,632 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:12:55,632 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:12:55,635 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:12:55,635 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:12:55,636 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:12:55,636 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:12:55,636 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:12:55,637 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:12:55,638 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:12:55,638 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:12:55,640 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:12:55,640 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:12:55,641 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:12:55,641 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:12:55,641 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:12:55,645 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:12:55,645 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:12:55,646 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:12:55,646 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:12:55,646 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:12:55,647 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:12:55,647 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:12:55,647 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:12:55,647 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:12:55,648 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:12:55,648 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 -> a8d234c9ac0b641a8635f7656bf7d0c7060bd78d [2019-11-26 17:12:56,271 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:12:56,300 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:12:56,309 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:12:56,314 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:12:56,315 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:12:56,316 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/systemc/token_ring.10.cil-2.c [2019-11-26 17:12:56,478 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f1a5ea957/5bdf534d563d47f187ea8638206b2e37/FLAG9fff6c009 [2019-11-26 17:12:57,645 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:12:57,648 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/token_ring.10.cil-2.c [2019-11-26 17:12:57,690 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f1a5ea957/5bdf534d563d47f187ea8638206b2e37/FLAG9fff6c009 [2019-11-26 17:12:57,729 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f1a5ea957/5bdf534d563d47f187ea8638206b2e37 [2019-11-26 17:12:57,736 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:12:57,741 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:12:57,746 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:12:57,746 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:12:57,753 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:12:57,755 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:12:57" (1/1) ... [2019-11-26 17:12:57,765 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 26.11 05:12:57, skipping insertion in model container [2019-11-26 17:12:57,765 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:12:57" (1/1) ... [2019-11-26 17:12:57,784 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:12:57,894 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:12:58,776 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:12:58,801 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:12:59,037 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:12:59,095 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:12:59,096 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:59 WrapperNode [2019-11-26 17:12:59,097 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:12:59,098 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:12:59,098 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:12:59,099 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:12:59,108 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:59" (1/1) ... [2019-11-26 17:12:59,164 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:59" (1/1) ... [2019-11-26 17:12:59,371 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:12:59,376 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:12:59,377 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:12:59,377 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:12:59,401 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:59" (1/1) ... [2019-11-26 17:12:59,406 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:59" (1/1) ... [2019-11-26 17:12:59,429 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:59" (1/1) ... [2019-11-26 17:12:59,430 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:59" (1/1) ... [2019-11-26 17:12:59,522 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:59" (1/1) ... [2019-11-26 17:12:59,610 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:59" (1/1) ... [2019-11-26 17:12:59,642 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:59" (1/1) ... [2019-11-26 17:12:59,675 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:12:59,686 INFO L168 Benchmark]: Toolchain (without parser) took 1938.98 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 955.2 MB in the end (delta: 6.5 MB). Peak memory consumption was 6.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:12:59,687 INFO L168 Benchmark]: CDTParser took 0.35 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 17:12:59,690 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1351.93 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 983.8 MB in the end (delta: -22.1 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:12:59,692 INFO L168 Benchmark]: Boogie Procedure Inliner took 277.63 ms. Allocated memory is still 1.0 GB. Free memory was 983.8 MB in the beginning and 972.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:12:59,697 INFO L168 Benchmark]: Boogie Preprocessor took 300.61 ms. Allocated memory is still 1.0 GB. Free memory was 972.4 MB in the beginning and 955.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 17:12:59,708 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 1351.93 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 983.8 MB in the end (delta: -22.1 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 277.63 ms. Allocated memory is still 1.0 GB. Free memory was 983.8 MB in the beginning and 972.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 300.61 ms. Allocated memory is still 1.0 GB. Free memory was 972.4 MB in the beginning and 955.2 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... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:13:03,479 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:13:03,485 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:13:03,519 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:13:03,520 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:13:03,524 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:13:03,528 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:13:03,545 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:13:03,547 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:13:03,554 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:13:03,558 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:13:03,561 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:13:03,563 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:13:03,570 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:13:03,572 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:13:03,578 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:13:03,581 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:13:03,587 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:13:03,590 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:13:03,598 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:13:03,605 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:13:03,612 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:13:03,614 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:13:03,619 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:13:03,626 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:13:03,628 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:13:03,628 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:13:03,631 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:13:03,634 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:13:03,635 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:13:03,636 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:13:03,639 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:13:03,640 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:13:03,642 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:13:03,646 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:13:03,649 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:13:03,650 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:13:03,650 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:13:03,651 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:13:03,654 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:13:03,656 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:13:03,658 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:13:03,694 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:13:03,694 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:13:03,700 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:13:03,700 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:13:03,700 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:13:03,701 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:13:03,701 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:13:03,701 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:13:03,701 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:13:03,702 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:13:03,705 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:13:03,705 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:13:03,705 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:13:03,706 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:13:03,706 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:13:03,706 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:13:03,707 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:13:03,709 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:13:03,709 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:13:03,710 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:13:03,710 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:13:03,710 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:13:03,710 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:13:03,711 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:13:03,712 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:13:03,712 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:13:03,712 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:13:03,714 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:13:03,714 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:13:03,714 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:13:03,715 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 -> a8d234c9ac0b641a8635f7656bf7d0c7060bd78d [2019-11-26 17:13:04,321 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:13:04,355 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:13:04,361 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:13:04,367 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:13:04,367 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:13:04,371 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/systemc/token_ring.10.cil-2.c [2019-11-26 17:13:04,523 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9e3c642d8/f26282dc655f461084a635845df9e9aa/FLAGb4730692e [2019-11-26 17:13:05,675 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:13:05,676 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/token_ring.10.cil-2.c [2019-11-26 17:13:05,722 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9e3c642d8/f26282dc655f461084a635845df9e9aa/FLAGb4730692e [2019-11-26 17:13:05,760 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9e3c642d8/f26282dc655f461084a635845df9e9aa [2019-11-26 17:13:05,770 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:13:05,776 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:13:05,781 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:13:05,781 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:13:05,788 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:13:05,791 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:13:05" (1/1) ... [2019-11-26 17:13:05,800 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 26.11 05:13:05, skipping insertion in model container [2019-11-26 17:13:05,801 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:13:05" (1/1) ... [2019-11-26 17:13:05,817 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:13:05,893 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:13:06,641 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:13:06,673 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:13:06,921 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:13:06,993 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:13:06,999 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:06 WrapperNode [2019-11-26 17:13:06,999 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:13:07,002 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:13:07,002 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:13:07,004 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:13:07,028 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:06" (1/1) ... [2019-11-26 17:13:07,093 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:06" (1/1) ... [2019-11-26 17:13:07,330 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:13:07,333 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:13:07,333 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:13:07,334 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:13:07,358 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:06" (1/1) ... [2019-11-26 17:13:07,358 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:06" (1/1) ... [2019-11-26 17:13:07,394 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:06" (1/1) ... [2019-11-26 17:13:07,395 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:06" (1/1) ... [2019-11-26 17:13:07,498 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:06" (1/1) ... [2019-11-26 17:13:07,585 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:06" (1/1) ... [2019-11-26 17:13:07,603 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:06" (1/1) ... [2019-11-26 17:13:07,632 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:13:07,644 INFO L168 Benchmark]: Toolchain (without parser) took 1863.51 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 961.1 MB in the end (delta: 595.1 kB). Peak memory consumption was 660.6 kB. Max. memory is 12.5 GB. [2019-11-26 17:13:07,645 INFO L168 Benchmark]: CDTParser took 0.46 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 17:13:07,649 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1220.23 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. [2019-11-26 17:13:07,651 INFO L168 Benchmark]: Boogie Procedure Inliner took 331.02 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 972.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:13:07,653 INFO L168 Benchmark]: Boogie Preprocessor took 301.08 ms. Allocated memory is still 1.0 GB. Free memory was 972.6 MB in the beginning and 961.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:13:07,666 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 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 1220.23 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 331.02 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 972.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 301.08 ms. Allocated memory is still 1.0 GB. Free memory was 972.6 MB in the beginning and 961.1 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...