./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/systemc/token_ring.11.cil-2.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.11.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 055fca114b4b0e8af7fae435cb17f345bef206c9 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.11.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 055fca114b4b0e8af7fae435cb17f345bef206c9 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 21:18:51,884 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:18:51,892 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:18:51,916 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:18:51,917 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:18:51,920 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:18:51,935 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:18:51,952 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:18:51,956 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:18:51,962 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:18:51,964 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:18:51,971 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:18:51,975 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:18:51,979 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:18:51,982 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:18:51,988 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:18:51,990 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:18:51,995 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:18:52,000 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:18:52,010 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:18:52,017 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:18:52,022 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:18:52,028 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:18:52,030 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:18:52,038 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:18:52,039 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:18:52,039 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:18:52,044 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:18:52,045 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:18:52,050 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:18:52,051 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:18:52,052 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:18:52,055 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:18:52,058 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:18:52,064 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:18:52,064 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:18:52,065 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:18:52,069 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:18:52,069 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:18:52,072 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:18:52,074 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:18:52,076 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:18:52,117 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:18:52,118 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:18:52,123 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:18:52,123 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:18:52,124 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:18:52,126 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:18:52,126 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:18:52,127 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:18:52,127 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:18:52,127 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:18:52,128 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:18:52,131 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:18:52,131 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:18:52,132 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:18:52,132 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:18:52,132 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:18:52,133 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:18:52,133 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:18:52,134 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:18:52,136 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:18:52,136 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:18:52,136 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:18:52,137 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:18:52,137 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:18:52,137 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:18:52,138 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:18:52,141 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:18:52,141 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:18:52,142 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:18:52,142 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 -> 055fca114b4b0e8af7fae435cb17f345bef206c9 [2019-11-24 21:18:52,700 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:18:52,728 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:18:52,738 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:18:52,740 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:18:52,741 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:18:52,743 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/systemc/token_ring.11.cil-2.c [2019-11-24 21:18:52,909 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/789b2ca06/44038e1cb7804fc78a9c257bddf0cc04/FLAGd483ef63e [2019-11-24 21:18:54,095 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:18:54,096 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/token_ring.11.cil-2.c [2019-11-24 21:18:54,136 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/789b2ca06/44038e1cb7804fc78a9c257bddf0cc04/FLAGd483ef63e [2019-11-24 21:18:54,177 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/789b2ca06/44038e1cb7804fc78a9c257bddf0cc04 [2019-11-24 21:18:54,185 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:18:54,189 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:18:54,194 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:18:54,196 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:18:54,202 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:18:54,203 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:18:54" (1/1) ... [2019-11-24 21:18:54,206 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 24.11 09:18:54, skipping insertion in model container [2019-11-24 21:18:54,206 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:18:54" (1/1) ... [2019-11-24 21:18:54,221 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:18:54,316 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:18:55,216 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:18:55,238 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:18:55,474 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:18:55,531 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:18:55,533 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:55 WrapperNode [2019-11-24 21:18:55,533 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:18:55,535 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:18:55,536 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:18:55,536 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:18:55,546 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:55" (1/1) ... [2019-11-24 21:18:55,580 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:55" (1/1) ... [2019-11-24 21:18:55,809 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:18:55,811 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:18:55,811 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:18:55,812 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:18:55,834 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:55" (1/1) ... [2019-11-24 21:18:55,838 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:55" (1/1) ... [2019-11-24 21:18:55,862 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:55" (1/1) ... [2019-11-24 21:18:55,862 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:55" (1/1) ... [2019-11-24 21:18:55,945 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:55" (1/1) ... [2019-11-24 21:18:56,018 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:55" (1/1) ... [2019-11-24 21:18:56,035 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:55" (1/1) ... [2019-11-24 21:18:56,079 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:18:56,094 INFO L168 Benchmark]: Toolchain (without parser) took 1898.48 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 950.9 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 12.5 GB. [2019-11-24 21:18:56,095 INFO L168 Benchmark]: CDTParser took 1.08 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. [2019-11-24 21:18:56,096 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1339.94 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 26.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:18:56,100 INFO L168 Benchmark]: Boogie Procedure Inliner took 275.35 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. [2019-11-24 21:18:56,105 INFO L168 Benchmark]: Boogie Preprocessor took 272.18 ms. Allocated memory is still 1.0 GB. Free memory was 962.4 MB in the beginning and 950.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:18:56,116 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.08 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 1339.94 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 26.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 275.35 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. * Boogie Preprocessor took 272.18 ms. Allocated memory is still 1.0 GB. Free memory was 962.4 MB in the beginning and 950.9 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 0.1.24-32f2683 [2019-11-24 21:19:00,044 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:19:00,049 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:19:00,085 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:19:00,086 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:19:00,088 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:19:00,093 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:19:00,107 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:19:00,116 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:19:00,123 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:19:00,125 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:19:00,130 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:19:00,131 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:19:00,136 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:19:00,138 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:19:00,141 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:19:00,149 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:19:00,150 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:19:00,155 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:19:00,159 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:19:00,168 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:19:00,177 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:19:00,179 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:19:00,184 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:19:00,192 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:19:00,193 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:19:00,193 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:19:00,195 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:19:00,197 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:19:00,201 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:19:00,201 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:19:00,202 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:19:00,206 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:19:00,208 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:19:00,212 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:19:00,214 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:19:00,215 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:19:00,217 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:19:00,217 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:19:00,220 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:19:00,223 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:19:00,225 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:19:00,286 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:19:00,289 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:19:00,290 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:19:00,291 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:19:00,294 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:19:00,296 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:19:00,296 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:19:00,296 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:19:00,297 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:19:00,297 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:19:00,299 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:19:00,299 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:19:00,299 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:19:00,300 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:19:00,302 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:19:00,303 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:19:00,303 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:19:00,304 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:19:00,304 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:19:00,305 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:19:00,305 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:19:00,307 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:19:00,307 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:19:00,308 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:19:00,308 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:19:00,310 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:19:00,310 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:19:00,310 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:19:00,311 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:19:00,312 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:19:00,315 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:19:00,315 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 -> 055fca114b4b0e8af7fae435cb17f345bef206c9 [2019-11-24 21:19:00,851 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:19:00,888 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:19:00,893 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:19:00,900 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:19:00,903 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:19:00,907 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/systemc/token_ring.11.cil-2.c [2019-11-24 21:19:01,060 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f7dc0911/f2236893dba54315a9ba637f37eafe10/FLAG0ac938347 [2019-11-24 21:19:02,261 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:19:02,270 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/token_ring.11.cil-2.c [2019-11-24 21:19:02,308 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f7dc0911/f2236893dba54315a9ba637f37eafe10/FLAG0ac938347 [2019-11-24 21:19:02,351 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f7dc0911/f2236893dba54315a9ba637f37eafe10 [2019-11-24 21:19:02,360 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:19:02,364 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:19:02,369 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:19:02,371 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:19:02,378 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:19:02,382 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:19:02" (1/1) ... [2019-11-24 21:19:02,389 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 24.11 09:19:02, skipping insertion in model container [2019-11-24 21:19:02,390 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:19:02" (1/1) ... [2019-11-24 21:19:02,409 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:19:02,525 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:19:03,424 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:19:03,444 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:19:03,703 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:19:03,788 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:19:03,792 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:03 WrapperNode [2019-11-24 21:19:03,793 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:19:03,794 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:19:03,794 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:19:03,799 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:19:03,810 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:03" (1/1) ... [2019-11-24 21:19:03,860 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:03" (1/1) ... [2019-11-24 21:19:04,085 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:19:04,086 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:19:04,086 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:19:04,086 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:19:04,106 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:03" (1/1) ... [2019-11-24 21:19:04,109 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:03" (1/1) ... [2019-11-24 21:19:04,143 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:03" (1/1) ... [2019-11-24 21:19:04,145 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:03" (1/1) ... [2019-11-24 21:19:04,220 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:03" (1/1) ... [2019-11-24 21:19:04,276 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:03" (1/1) ... [2019-11-24 21:19:04,291 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:03" (1/1) ... [2019-11-24 21:19:04,317 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:19:04,323 INFO L168 Benchmark]: Toolchain (without parser) took 1957.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 949.7 MB in the end (delta: 12.0 MB). Peak memory consumption was 12.1 MB. Max. memory is 12.5 GB. [2019-11-24 21:19:04,325 INFO L168 Benchmark]: CDTParser took 3.29 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:19:04,327 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1424.80 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. [2019-11-24 21:19:04,328 INFO L168 Benchmark]: Boogie Procedure Inliner took 291.39 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 966.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:19:04,331 INFO L168 Benchmark]: Boogie Preprocessor took 231.85 ms. Allocated memory is still 1.0 GB. Free memory was 966.9 MB in the beginning and 949.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 21:19:04,338 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.29 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1424.80 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 291.39 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 966.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 231.85 ms. Allocated memory is still 1.0 GB. Free memory was 966.9 MB in the beginning and 949.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...