./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/systemc/token_ring.06.cil-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/systemc/token_ring.06.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 936bf61b77a625ec3ee8993291aaaab59d0dc18e ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.06.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 936bf61b77a625ec3ee8993291aaaab59d0dc18e ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:18:45,774 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:18:45,779 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:18:45,809 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:18:45,809 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:18:45,812 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:18:45,814 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:18:45,841 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:18:45,844 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:18:45,849 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:18:45,853 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:18:45,859 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:18:45,860 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:18:45,866 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:18:45,869 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:18:45,874 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:18:45,876 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:18:45,880 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:18:45,887 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:18:45,896 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:18:45,903 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:18:45,909 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:18:45,915 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:18:45,917 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:18:45,926 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:18:45,929 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:18:45,929 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:18:45,932 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:18:45,934 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:18:45,936 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:18:45,939 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:18:45,942 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:18:45,946 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:18:45,947 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:18:45,953 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:18:45,954 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:18:45,955 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:18:45,955 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:18:45,955 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:18:45,956 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:18:45,957 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:18:45,962 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:18:46,000 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:18:46,004 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:18:46,007 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:18:46,009 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:18:46,009 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:18:46,010 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:18:46,010 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:18:46,012 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:18:46,012 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:18:46,012 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:18:46,014 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:18:46,014 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:18:46,017 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:18:46,017 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:18:46,018 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:18:46,018 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:18:46,019 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:18:46,019 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:18:46,019 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:18:46,020 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:18:46,022 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:18:46,022 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:18:46,022 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:18:46,023 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:18:46,023 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:18:46,025 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:18:46,025 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:18:46,025 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:18:46,026 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:18:46,029 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 -> 936bf61b77a625ec3ee8993291aaaab59d0dc18e [2019-11-24 21:18:46,649 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:18:46,683 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:18:46,689 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:18:46,696 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:18:46,697 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:18:46,698 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/systemc/token_ring.06.cil-1.c [2019-11-24 21:18:46,860 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/991198148/1ad5988098c24986812e66670181fda2/FLAGa26918405 [2019-11-24 21:18:47,982 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:18:47,987 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/token_ring.06.cil-1.c [2019-11-24 21:18:48,022 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/991198148/1ad5988098c24986812e66670181fda2/FLAGa26918405 [2019-11-24 21:18:48,065 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/991198148/1ad5988098c24986812e66670181fda2 [2019-11-24 21:18:48,073 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:18:48,081 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:18:48,083 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:18:48,085 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:18:48,091 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:18:48,097 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:18:48" (1/1) ... [2019-11-24 21:18:48,103 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7df2acde and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:48, skipping insertion in model container [2019-11-24 21:18:48,104 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:18:48" (1/1) ... [2019-11-24 21:18:48,125 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:18:48,231 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:18:48,955 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:18:48,969 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:18:49,232 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:18:49,311 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:18:49,313 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:49 WrapperNode [2019-11-24 21:18:49,313 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:18:49,314 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:18:49,315 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:18:49,315 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:18:49,326 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:49" (1/1) ... [2019-11-24 21:18:49,378 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:49" (1/1) ... [2019-11-24 21:18:49,564 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:18:49,565 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:18:49,565 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:18:49,565 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:18:49,578 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:49" (1/1) ... [2019-11-24 21:18:49,578 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:49" (1/1) ... [2019-11-24 21:18:49,590 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:49" (1/1) ... [2019-11-24 21:18:49,601 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:49" (1/1) ... [2019-11-24 21:18:49,671 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:49" (1/1) ... [2019-11-24 21:18:49,747 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:49" (1/1) ... [2019-11-24 21:18:49,773 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:49" (1/1) ... [2019-11-24 21:18:49,803 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:18:49,818 INFO L168 Benchmark]: Toolchain (without parser) took 1732.04 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 972.3 MB in the end (delta: -4.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:18:49,819 INFO L168 Benchmark]: CDTParser took 0.85 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. [2019-11-24 21:18:49,824 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1231.12 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 989.5 MB in the end (delta: -22.1 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:18:49,829 INFO L168 Benchmark]: Boogie Procedure Inliner took 250.14 ms. Allocated memory is still 1.0 GB. Free memory was 989.5 MB in the beginning and 978.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:18:49,830 INFO L168 Benchmark]: Boogie Preprocessor took 241.80 ms. Allocated memory is still 1.0 GB. Free memory was 978.0 MB in the beginning and 972.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:18:49,845 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.85 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 1231.12 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 989.5 MB in the end (delta: -22.1 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 250.14 ms. Allocated memory is still 1.0 GB. Free memory was 989.5 MB in the beginning and 978.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 241.80 ms. Allocated memory is still 1.0 GB. Free memory was 978.0 MB in the beginning and 972.3 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... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 21:18:53,613 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:18:53,616 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:18:53,644 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:18:53,645 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:18:53,648 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:18:53,664 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:18:53,680 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:18:53,684 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:18:53,690 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:18:53,692 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:18:53,699 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:18:53,701 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:18:53,707 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:18:53,712 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:18:53,717 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:18:53,718 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:18:53,722 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:18:53,729 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:18:53,737 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:18:53,745 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:18:53,753 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:18:53,756 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:18:53,757 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:18:53,767 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:18:53,769 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:18:53,769 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:18:53,775 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:18:53,776 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:18:53,777 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:18:53,777 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:18:53,778 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:18:53,781 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:18:53,783 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:18:53,787 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:18:53,787 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:18:53,789 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:18:53,791 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:18:53,791 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:18:53,792 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:18:53,795 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:18:53,797 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:18:53,835 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:18:53,837 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:18:53,842 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:18:53,842 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:18:53,842 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:18:53,845 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:18:53,845 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:18:53,846 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:18:53,846 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:18:53,846 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:18:53,847 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:18:53,848 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:18:53,850 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:18:53,850 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:18:53,851 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:18:53,851 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:18:53,851 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:18:53,853 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:18:53,853 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:18:53,853 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:18:53,856 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:18:53,856 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:18:53,856 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:18:53,857 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:18:53,857 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:18:53,857 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:18:53,858 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:18:53,859 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:18:53,861 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:18:53,861 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:18:53,862 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:18:53,863 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 -> 936bf61b77a625ec3ee8993291aaaab59d0dc18e [2019-11-24 21:18:54,486 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:18:54,516 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:18:54,525 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:18:54,528 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:18:54,535 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:18:54,536 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/systemc/token_ring.06.cil-1.c [2019-11-24 21:18:54,681 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4045f3fd/639b3d17f4374afa9d46565d9ce7ff0d/FLAG59983795a [2019-11-24 21:18:55,795 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:18:55,800 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/token_ring.06.cil-1.c [2019-11-24 21:18:55,836 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4045f3fd/639b3d17f4374afa9d46565d9ce7ff0d/FLAG59983795a [2019-11-24 21:18:56,366 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4045f3fd/639b3d17f4374afa9d46565d9ce7ff0d [2019-11-24 21:18:56,371 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:18:56,374 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:18:56,390 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:18:56,390 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:18:56,396 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:18:56,400 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:18:56" (1/1) ... [2019-11-24 21:18:56,410 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@705aff29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:56, skipping insertion in model container [2019-11-24 21:18:56,410 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:18:56" (1/1) ... [2019-11-24 21:18:56,430 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:18:56,539 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:18:57,352 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:18:57,362 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:18:57,528 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:18:57,594 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:18:57,595 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:57 WrapperNode [2019-11-24 21:18:57,596 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:18:57,596 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:18:57,597 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:18:57,599 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:18:57,608 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:57" (1/1) ... [2019-11-24 21:18:57,656 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:57" (1/1) ... [2019-11-24 21:18:57,831 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:18:57,835 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:18:57,835 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:18:57,836 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:18:57,851 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:57" (1/1) ... [2019-11-24 21:18:57,851 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:57" (1/1) ... [2019-11-24 21:18:57,888 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:57" (1/1) ... [2019-11-24 21:18:57,891 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:57" (1/1) ... [2019-11-24 21:18:57,959 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:57" (1/1) ... [2019-11-24 21:18:58,030 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:57" (1/1) ... [2019-11-24 21:18:58,053 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:57" (1/1) ... [2019-11-24 21:18:58,084 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:18:58,104 INFO L168 Benchmark]: Toolchain (without parser) took 1715.14 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 972.5 MB in the end (delta: -5.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:18:58,105 INFO L168 Benchmark]: CDTParser took 0.33 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. [2019-11-24 21:18:58,106 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1206.49 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 984.0 MB in the end (delta: -16.6 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:18:58,107 INFO L168 Benchmark]: Boogie Procedure Inliner took 238.22 ms. Allocated memory is still 1.0 GB. Free memory was 984.0 MB in the beginning and 978.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:18:58,112 INFO L168 Benchmark]: Boogie Preprocessor took 250.62 ms. Allocated memory is still 1.0 GB. Free memory was 978.2 MB in the beginning and 972.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:18:58,123 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 1206.49 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 984.0 MB in the end (delta: -16.6 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 238.22 ms. Allocated memory is still 1.0 GB. Free memory was 984.0 MB in the beginning and 978.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 250.62 ms. Allocated memory is still 1.0 GB. Free memory was 978.2 MB in the beginning and 972.5 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...