./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem05_label22.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/eca-rers2012/Problem05_label22.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 69be761d5b844eb487c31276721c09060d0fcc6e ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem05_label22.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 69be761d5b844eb487c31276721c09060d0fcc6e ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 20:42:12,926 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:42:12,932 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:42:12,967 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:42:12,968 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:42:12,970 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:42:12,974 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:42:12,987 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:42:12,996 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:42:13,002 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:42:13,003 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:42:13,007 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:42:13,009 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:42:13,014 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:42:13,016 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:42:13,018 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:42:13,021 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:42:13,022 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:42:13,027 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:42:13,034 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:42:13,042 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:42:13,048 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:42:13,049 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:42:13,053 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:42:13,061 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:42:13,062 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:42:13,063 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:42:13,067 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:42:13,068 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:42:13,071 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:42:13,071 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:42:13,072 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:42:13,073 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:42:13,077 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:42:13,081 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:42:13,082 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:42:13,083 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:42:13,084 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:42:13,084 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:42:13,086 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:42:13,089 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:42:13,091 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:42:13,145 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:42:13,147 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:42:13,150 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:42:13,154 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:42:13,154 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:42:13,157 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:42:13,157 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:42:13,158 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:42:13,158 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:42:13,158 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:42:13,160 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:42:13,160 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:42:13,160 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:42:13,163 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:42:13,165 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:42:13,165 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:42:13,165 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:42:13,166 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:42:13,166 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:42:13,166 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:42:13,168 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:42:13,168 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:42:13,168 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:42:13,169 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:42:13,171 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:42:13,171 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:42:13,171 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:42:13,172 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:42:13,173 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:42:13,174 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 -> 69be761d5b844eb487c31276721c09060d0fcc6e [2019-11-24 20:42:13,730 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:42:13,760 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:42:13,767 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:42:13,769 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:42:13,773 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:42:13,774 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label22.c [2019-11-24 20:42:13,933 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d18ef373d/30329217ee3e4b8dbdef0ef60a1fd36c/FLAGd4f4d489c [2019-11-24 20:42:16,174 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:42:16,178 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label22.c [2019-11-24 20:42:16,320 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d18ef373d/30329217ee3e4b8dbdef0ef60a1fd36c/FLAGd4f4d489c [2019-11-24 20:42:16,358 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d18ef373d/30329217ee3e4b8dbdef0ef60a1fd36c [2019-11-24 20:42:16,368 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:42:16,373 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:42:16,378 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:42:16,381 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:42:16,388 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:42:16,390 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:42:16" (1/1) ... [2019-11-24 20:42:16,400 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:16, skipping insertion in model container [2019-11-24 20:42:16,401 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:42:16" (1/1) ... [2019-11-24 20:42:16,420 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:42:16,937 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:42:22,756 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:42:22,768 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:42:25,530 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:42:25,723 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:42:25,724 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:25 WrapperNode [2019-11-24 20:42:25,724 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:42:25,726 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:42:25,726 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:42:25,726 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:42:25,748 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:25" (1/1) ... [2019-11-24 20:42:25,934 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:25" (1/1) ... [2019-11-24 20:42:26,634 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:42:26,636 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:42:26,639 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:42:26,639 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:42:26,660 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:25" (1/1) ... [2019-11-24 20:42:26,662 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:25" (1/1) ... [2019-11-24 20:42:26,749 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:25" (1/1) ... [2019-11-24 20:42:26,750 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:25" (1/1) ... [2019-11-24 20:42:27,120 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:25" (1/1) ... [2019-11-24 20:42:27,251 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:25" (1/1) ... [2019-11-24 20:42:27,398 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:25" (1/1) ... [2019-11-24 20:42:27,576 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:42:27,588 INFO L168 Benchmark]: Toolchain (without parser) took 11206.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 742.1 MB in the end (delta: 190.8 MB). Peak memory consumption was 190.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:42:27,589 INFO L168 Benchmark]: CDTParser took 3.12 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 20:42:27,592 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9347.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 878.9 MB in the end (delta: 54.1 MB). Peak memory consumption was 273.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:42:27,595 INFO L168 Benchmark]: Boogie Procedure Inliner took 910.06 ms. Allocated memory is still 1.0 GB. Free memory was 878.9 MB in the beginning and 799.4 MB in the end (delta: 79.4 MB). Peak memory consumption was 79.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:42:27,599 INFO L168 Benchmark]: Boogie Preprocessor took 940.71 ms. Allocated memory is still 1.0 GB. Free memory was 799.4 MB in the beginning and 742.1 MB in the end (delta: 57.3 MB). Peak memory consumption was 57.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:42:27,609 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.12 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 9347.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 878.9 MB in the end (delta: 54.1 MB). Peak memory consumption was 273.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 910.06 ms. Allocated memory is still 1.0 GB. Free memory was 878.9 MB in the beginning and 799.4 MB in the end (delta: 79.4 MB). Peak memory consumption was 79.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 940.71 ms. Allocated memory is still 1.0 GB. Free memory was 799.4 MB in the beginning and 742.1 MB in the end (delta: 57.3 MB). Peak memory consumption was 57.3 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 20:42:31,594 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:42:31,597 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:42:31,632 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:42:31,634 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:42:31,645 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:42:31,647 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:42:31,663 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:42:31,668 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:42:31,672 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:42:31,676 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:42:31,680 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:42:31,683 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:42:31,688 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:42:31,694 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:42:31,696 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:42:31,702 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:42:31,705 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:42:31,710 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:42:31,719 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:42:31,728 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:42:31,734 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:42:31,737 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:42:31,744 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:42:31,751 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:42:31,752 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:42:31,752 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:42:31,757 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:42:31,758 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:42:31,759 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:42:31,759 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:42:31,763 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:42:31,764 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:42:31,769 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:42:31,770 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:42:31,771 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:42:31,773 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:42:31,774 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:42:31,776 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:42:31,777 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:42:31,780 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:42:31,782 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:42:31,822 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:42:31,824 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:42:31,831 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:42:31,831 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:42:31,831 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:42:31,832 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:42:31,832 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:42:31,832 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:42:31,833 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:42:31,833 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:42:31,836 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:42:31,836 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:42:31,837 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:42:31,837 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:42:31,838 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:42:31,840 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:42:31,840 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:42:31,840 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:42:31,841 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:42:31,841 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:42:31,841 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:42:31,843 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:42:31,843 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:42:31,843 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:42:31,844 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:42:31,845 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:42:31,845 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:42:31,848 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:42:31,848 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:42:31,849 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:42:31,850 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:42:31,851 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 -> 69be761d5b844eb487c31276721c09060d0fcc6e [2019-11-24 20:42:32,437 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:42:32,465 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:42:32,472 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:42:32,477 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:42:32,478 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:42:32,480 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label22.c [2019-11-24 20:42:32,630 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/837fcb0be/84428195eee245a1a644944aa11682a0/FLAG53057b2a4 [2019-11-24 20:42:34,558 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:42:34,561 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label22.c [2019-11-24 20:42:34,669 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/837fcb0be/84428195eee245a1a644944aa11682a0/FLAG53057b2a4 [2019-11-24 20:42:34,707 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/837fcb0be/84428195eee245a1a644944aa11682a0 [2019-11-24 20:42:34,715 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:42:34,718 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:42:34,724 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:42:34,725 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:42:34,731 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:42:34,734 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:42:34" (1/1) ... [2019-11-24 20:42:34,741 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:34, skipping insertion in model container [2019-11-24 20:42:34,742 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:42:34" (1/1) ... [2019-11-24 20:42:34,761 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:42:35,300 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:42:40,411 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:42:40,427 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:42:43,441 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:42:43,586 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:42:43,588 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:43 WrapperNode [2019-11-24 20:42:43,588 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:42:43,590 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:42:43,591 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:42:43,593 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:42:43,605 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:43" (1/1) ... [2019-11-24 20:42:43,800 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:43" (1/1) ... [2019-11-24 20:42:44,526 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:42:44,530 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:42:44,531 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:42:44,531 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:42:44,553 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:43" (1/1) ... [2019-11-24 20:42:44,553 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:43" (1/1) ... [2019-11-24 20:42:44,657 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:43" (1/1) ... [2019-11-24 20:42:44,657 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:43" (1/1) ... [2019-11-24 20:42:45,048 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:43" (1/1) ... [2019-11-24 20:42:45,180 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:43" (1/1) ... [2019-11-24 20:42:45,327 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:43" (1/1) ... [2019-11-24 20:42:45,429 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:42:45,440 INFO L168 Benchmark]: Toolchain (without parser) took 10716.51 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.6 MB in the beginning and 710.9 MB in the end (delta: 227.8 MB). Peak memory consumption was 227.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:42:45,441 INFO L168 Benchmark]: CDTParser took 0.42 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 20:42:45,443 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8864.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.6 MB in the beginning and 845.8 MB in the end (delta: 92.9 MB). Peak memory consumption was 273.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:42:45,446 INFO L168 Benchmark]: Boogie Procedure Inliner took 939.58 ms. Allocated memory is still 1.0 GB. Free memory was 845.8 MB in the beginning and 767.7 MB in the end (delta: 78.1 MB). Peak memory consumption was 78.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:42:45,448 INFO L168 Benchmark]: Boogie Preprocessor took 901.72 ms. Allocated memory is still 1.0 GB. Free memory was 767.7 MB in the beginning and 710.9 MB in the end (delta: 56.8 MB). Peak memory consumption was 56.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:42:45,459 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 8864.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.6 MB in the beginning and 845.8 MB in the end (delta: 92.9 MB). Peak memory consumption was 273.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 939.58 ms. Allocated memory is still 1.0 GB. Free memory was 845.8 MB in the beginning and 767.7 MB in the end (delta: 78.1 MB). Peak memory consumption was 78.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 901.72 ms. Allocated memory is still 1.0 GB. Free memory was 767.7 MB in the beginning and 710.9 MB in the end (delta: 56.8 MB). Peak memory consumption was 56.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...