./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label57.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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/eca-rers2012/Problem16_label57.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 54fe49ca61b776fe9e76cf26e9379c9fb2fe918c ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/eca-rers2012/Problem16_label57.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 54fe49ca61b776fe9e76cf26e9379c9fb2fe918c ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:42:10,986 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:42:10,993 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:42:11,025 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:42:11,029 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:42:11,032 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:42:11,034 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:42:11,049 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:42:11,057 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:42:11,061 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:42:11,066 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:42:11,070 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:42:11,071 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:42:11,073 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:42:11,075 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:42:11,077 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:42:11,078 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:42:11,088 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:42:11,092 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:42:11,099 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:42:11,110 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:42:11,116 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:42:11,119 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:42:11,123 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:42:11,132 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:42:11,133 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:42:11,133 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:42:11,138 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:42:11,139 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:42:11,140 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:42:11,142 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:42:11,144 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:42:11,145 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:42:11,150 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:42:11,152 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:42:11,154 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:42:11,157 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:42:11,157 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:42:11,158 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:42:11,163 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:42:11,165 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:42:11,169 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:42:11,212 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:42:11,213 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:42:11,224 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:42:11,227 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:42:11,227 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:42:11,228 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:42:11,228 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:42:11,228 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:42:11,228 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:42:11,229 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:42:11,230 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:42:11,230 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:42:11,232 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:42:11,232 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:42:11,232 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:42:11,234 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:42:11,234 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:42:11,234 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:42:11,237 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:42:11,237 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:42:11,237 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:42:11,238 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:42:11,238 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:42:11,239 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:42:11,239 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:42:11,240 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:42:11,242 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:42:11,242 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:42:11,242 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 -> 54fe49ca61b776fe9e76cf26e9379c9fb2fe918c [2019-11-25 22:42:11,749 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:42:11,777 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:42:11,783 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:42:11,788 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:42:11,790 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:42:11,791 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label57.c [2019-11-25 22:42:11,965 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d57356d8/51daf38bd97145a480fc3267d70b717f/FLAGb8cdaf3a3 [2019-11-25 22:42:13,304 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:42:13,314 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label57.c [2019-11-25 22:42:13,364 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d57356d8/51daf38bd97145a480fc3267d70b717f/FLAGb8cdaf3a3 [2019-11-25 22:42:13,611 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d57356d8/51daf38bd97145a480fc3267d70b717f [2019-11-25 22:42:13,619 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:42:13,622 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:42:13,627 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:42:13,629 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:42:13,637 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:42:13,638 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:42:13" (1/1) ... [2019-11-25 22:42:13,647 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@143e0c2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:13, skipping insertion in model container [2019-11-25 22:42:13,648 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:42:13" (1/1) ... [2019-11-25 22:42:13,667 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:42:13,825 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:42:15,465 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:42:15,480 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:42:16,135 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:42:16,180 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:42:16,181 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:16 WrapperNode [2019-11-25 22:42:16,184 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:42:16,185 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:42:16,185 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:42:16,185 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:42:16,206 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:16" (1/1) ... [2019-11-25 22:42:16,282 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:16" (1/1) ... [2019-11-25 22:42:16,574 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:42:16,576 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:42:16,579 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:42:16,579 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:42:16,599 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:16" (1/1) ... [2019-11-25 22:42:16,602 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:16" (1/1) ... [2019-11-25 22:42:16,627 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:16" (1/1) ... [2019-11-25 22:42:16,632 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:16" (1/1) ... [2019-11-25 22:42:16,765 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:16" (1/1) ... [2019-11-25 22:42:16,813 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:16" (1/1) ... [2019-11-25 22:42:16,849 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:16" (1/1) ... [2019-11-25 22:42:16,907 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:42:16,916 INFO L168 Benchmark]: Toolchain (without parser) took 3289.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 902.3 MB in the end (delta: 55.1 MB). Peak memory consumption was 55.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:16,917 INFO L168 Benchmark]: CDTParser took 1.54 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. [2019-11-25 22:42:16,921 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2557.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 936.7 MB in the end (delta: 20.7 MB). Peak memory consumption was 35.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:16,925 INFO L168 Benchmark]: Boogie Procedure Inliner took 390.72 ms. Allocated memory is still 1.0 GB. Free memory was 936.7 MB in the beginning and 913.8 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:16,928 INFO L168 Benchmark]: Boogie Preprocessor took 333.36 ms. Allocated memory is still 1.0 GB. Free memory was 913.8 MB in the beginning and 902.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:16,938 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.54 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 2557.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 936.7 MB in the end (delta: 20.7 MB). Peak memory consumption was 35.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 390.72 ms. Allocated memory is still 1.0 GB. Free memory was 936.7 MB in the beginning and 913.8 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 333.36 ms. Allocated memory is still 1.0 GB. Free memory was 913.8 MB in the beginning and 902.3 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 0.1.24-65d6cd2 [2019-11-25 22:42:20,685 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:42:20,692 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:42:20,720 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:42:20,722 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:42:20,724 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:42:20,727 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:42:20,753 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:42:20,756 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:42:20,760 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:42:20,763 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:42:20,767 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:42:20,770 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:42:20,775 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:42:20,780 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:42:20,784 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:42:20,787 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:42:20,792 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:42:20,798 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:42:20,808 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:42:20,816 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:42:20,825 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:42:20,827 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:42:20,829 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:42:20,836 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:42:20,837 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:42:20,837 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:42:20,842 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:42:20,842 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:42:20,843 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:42:20,845 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:42:20,847 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:42:20,848 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:42:20,853 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:42:20,854 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:42:20,856 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:42:20,857 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:42:20,859 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:42:20,859 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:42:20,860 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:42:20,865 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:42:20,866 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:42:20,906 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:42:20,908 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:42:20,913 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:42:20,914 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:42:20,914 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:42:20,914 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:42:20,915 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:42:20,917 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:42:20,917 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:42:20,917 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:42:20,919 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:42:20,919 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:42:20,920 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:42:20,922 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:42:20,923 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:42:20,923 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:42:20,923 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:42:20,923 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:42:20,924 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:42:20,927 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:42:20,927 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:42:20,927 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:42:20,928 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:42:20,928 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:42:20,928 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:42:20,929 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:42:20,929 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:42:20,929 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:42:20,930 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:42:20,932 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:42:20,933 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 -> 54fe49ca61b776fe9e76cf26e9379c9fb2fe918c [2019-11-25 22:42:21,471 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:42:21,499 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:42:21,506 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:42:21,510 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:42:21,513 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:42:21,515 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label57.c [2019-11-25 22:42:21,680 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/547696d7c/75d3aec9d1e24831ba083c833e5cb013/FLAGdee4b14c4 [2019-11-25 22:42:23,074 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:42:23,075 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label57.c [2019-11-25 22:42:23,123 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/547696d7c/75d3aec9d1e24831ba083c833e5cb013/FLAGdee4b14c4 [2019-11-25 22:42:23,343 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/547696d7c/75d3aec9d1e24831ba083c833e5cb013 [2019-11-25 22:42:23,355 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:42:23,357 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:42:23,361 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:42:23,362 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:42:23,366 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:42:23,373 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:42:23" (1/1) ... [2019-11-25 22:42:23,377 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@797101d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:23, skipping insertion in model container [2019-11-25 22:42:23,382 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:42:23" (1/1) ... [2019-11-25 22:42:23,400 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:42:23,555 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:42:25,440 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:42:25,453 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:42:25,988 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:42:26,031 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:42:26,034 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:26 WrapperNode [2019-11-25 22:42:26,035 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:42:26,038 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:42:26,038 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:42:26,038 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:42:26,061 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:26" (1/1) ... [2019-11-25 22:42:26,130 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:26" (1/1) ... [2019-11-25 22:42:26,319 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:42:26,321 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:42:26,321 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:42:26,324 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:42:26,352 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:26" (1/1) ... [2019-11-25 22:42:26,352 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:26" (1/1) ... [2019-11-25 22:42:26,366 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:26" (1/1) ... [2019-11-25 22:42:26,368 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:26" (1/1) ... [2019-11-25 22:42:26,458 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:26" (1/1) ... [2019-11-25 22:42:26,519 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:26" (1/1) ... [2019-11-25 22:42:26,540 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:26" (1/1) ... [2019-11-25 22:42:26,564 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:42:26,573 INFO L168 Benchmark]: Toolchain (without parser) took 3212.91 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 902.2 MB in the end (delta: 59.5 MB). Peak memory consumption was 59.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:26,574 INFO L168 Benchmark]: CDTParser took 2.79 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. [2019-11-25 22:42:26,578 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2675.76 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 925.2 MB in the end (delta: 36.5 MB). Peak memory consumption was 40.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:26,579 INFO L168 Benchmark]: Boogie Procedure Inliner took 283.11 ms. Allocated memory is still 1.0 GB. Free memory was 925.2 MB in the beginning and 913.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:26,584 INFO L168 Benchmark]: Boogie Preprocessor took 243.01 ms. Allocated memory is still 1.0 GB. Free memory was 913.8 MB in the beginning and 902.2 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:26,595 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.79 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 2675.76 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 925.2 MB in the end (delta: 36.5 MB). Peak memory consumption was 40.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 283.11 ms. Allocated memory is still 1.0 GB. Free memory was 925.2 MB in the beginning and 913.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 243.01 ms. Allocated memory is still 1.0 GB. Free memory was 913.8 MB in the beginning and 902.2 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...