./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem13_label01.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem13_label01.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 5d10ec1e9a6f08f777a45cd670e56b737c0b75d8 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem13_label01.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 5d10ec1e9a6f08f777a45cd670e56b737c0b75d8 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:47:06,947 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:47:06,952 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:47:06,986 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:47:06,987 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:47:06,990 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:47:06,996 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:47:07,008 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:47:07,017 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:47:07,023 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:47:07,024 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:47:07,029 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:47:07,030 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:47:07,034 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:47:07,038 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:47:07,042 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:47:07,044 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:47:07,048 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:47:07,051 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:47:07,058 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:47:07,064 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:47:07,071 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:47:07,075 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:47:07,079 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:47:07,085 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:47:07,085 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:47:07,086 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:47:07,091 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:47:07,091 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:47:07,092 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:47:07,094 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:47:07,098 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:47:07,099 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:47:07,103 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:47:07,104 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:47:07,106 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:47:07,109 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:47:07,110 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:47:07,110 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:47:07,111 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:47:07,115 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:47:07,116 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:47:07,169 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:47:07,174 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:47:07,177 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:47:07,179 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:47:07,179 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:47:07,179 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:47:07,182 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:47:07,183 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:47:07,184 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:47:07,184 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:47:07,184 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:47:07,186 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:47:07,187 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:47:07,189 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:47:07,189 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:47:07,189 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:47:07,190 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:47:07,190 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:47:07,191 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:47:07,191 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:47:07,192 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:47:07,192 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:47:07,195 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:47:07,195 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:47:07,196 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:47:07,196 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:47:07,196 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:47:07,197 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:47:07,197 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 -> 5d10ec1e9a6f08f777a45cd670e56b737c0b75d8 [2019-11-26 16:47:07,832 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:47:07,863 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:47:07,871 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:47:07,874 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:47:07,876 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:47:07,878 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label01.c [2019-11-26 16:47:08,045 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84c0525a4/91db278c3afd4bba85560b9f65205ae8/FLAGf18de1ae5 [2019-11-26 16:47:09,807 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:47:09,808 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label01.c [2019-11-26 16:47:09,896 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84c0525a4/91db278c3afd4bba85560b9f65205ae8/FLAGf18de1ae5 [2019-11-26 16:47:09,939 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84c0525a4/91db278c3afd4bba85560b9f65205ae8 [2019-11-26 16:47:09,951 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:47:09,953 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:47:09,962 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:47:09,963 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:47:09,969 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:47:09,973 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:47:09" (1/1) ... [2019-11-26 16:47:09,984 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:09, skipping insertion in model container [2019-11-26 16:47:09,984 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:47:09" (1/1) ... [2019-11-26 16:47:10,006 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:47:10,374 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:47:13,853 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:13,869 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:47:15,568 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:15,653 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:47:15,657 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:15 WrapperNode [2019-11-26 16:47:15,657 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:47:15,659 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:15,659 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:47:15,659 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:47:15,682 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:15" (1/1) ... [2019-11-26 16:47:15,820 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:15" (1/1) ... [2019-11-26 16:47:17,256 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:17,260 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:47:17,261 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:47:17,261 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:47:17,275 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:15" (1/1) ... [2019-11-26 16:47:17,278 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:15" (1/1) ... [2019-11-26 16:47:17,425 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:15" (1/1) ... [2019-11-26 16:47:17,428 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:15" (1/1) ... [2019-11-26 16:47:17,779 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:15" (1/1) ... [2019-11-26 16:47:17,844 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:15" (1/1) ... [2019-11-26 16:47:17,989 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:15" (1/1) ... [2019-11-26 16:47:18,141 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:47:18,154 INFO L168 Benchmark]: Toolchain (without parser) took 8193.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 809.8 MB in the end (delta: 134.7 MB). Peak memory consumption was 134.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:18,155 INFO L168 Benchmark]: CDTParser took 2.56 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:47:18,157 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5696.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 779.5 MB in the end (delta: 165.0 MB). Peak memory consumption was 165.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:18,160 INFO L168 Benchmark]: Boogie Procedure Inliner took 1601.45 ms. Allocated memory is still 1.0 GB. Free memory was 779.5 MB in the beginning and 875.4 MB in the end (delta: -95.9 MB). Peak memory consumption was 139.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:18,166 INFO L168 Benchmark]: Boogie Preprocessor took 883.08 ms. Allocated memory is still 1.0 GB. Free memory was 875.4 MB in the beginning and 809.8 MB in the end (delta: 65.7 MB). Peak memory consumption was 65.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:18,174 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.56 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 5696.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 779.5 MB in the end (delta: 165.0 MB). Peak memory consumption was 165.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1601.45 ms. Allocated memory is still 1.0 GB. Free memory was 779.5 MB in the beginning and 875.4 MB in the end (delta: -95.9 MB). Peak memory consumption was 139.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 883.08 ms. Allocated memory is still 1.0 GB. Free memory was 875.4 MB in the beginning and 809.8 MB in the end (delta: 65.7 MB). Peak memory consumption was 65.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:47:22,074 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:47:22,082 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:47:22,119 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:47:22,119 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:47:22,122 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:47:22,125 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:47:22,139 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:47:22,147 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:47:22,154 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:47:22,156 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:47:22,161 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:47:22,162 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:47:22,166 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:47:22,170 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:47:22,172 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:47:22,178 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:47:22,179 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:47:22,184 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:47:22,193 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:47:22,202 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:47:22,210 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:47:22,212 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:47:22,215 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:47:22,224 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:47:22,224 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:47:22,225 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:47:22,228 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:47:22,229 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:47:22,231 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:47:22,233 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:47:22,234 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:47:22,236 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:47:22,242 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:47:22,244 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:47:22,245 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:47:22,250 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:47:22,250 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:47:22,250 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:47:22,252 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:47:22,256 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:47:22,260 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:47:22,315 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:47:22,317 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:47:22,318 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:47:22,325 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:47:22,325 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:47:22,326 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:47:22,326 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:47:22,328 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:47:22,328 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:47:22,328 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:47:22,329 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:47:22,329 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:47:22,329 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:47:22,331 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:47:22,334 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:47:22,334 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:47:22,335 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:47:22,335 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:47:22,335 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:47:22,336 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:47:22,336 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:47:22,336 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:47:22,337 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:47:22,337 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:47:22,339 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:47:22,339 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:47:22,339 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:47:22,342 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:47:22,343 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:47:22,343 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:47:22,345 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 -> 5d10ec1e9a6f08f777a45cd670e56b737c0b75d8 [2019-11-26 16:47:22,900 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:47:22,942 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:47:22,949 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:47:22,954 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:47:22,956 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:47:22,959 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label01.c [2019-11-26 16:47:23,107 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/805b384ee/18f94379530a46c48e86c667282d7120/FLAGeb7e127de [2019-11-26 16:47:24,844 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:47:24,845 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label01.c [2019-11-26 16:47:24,956 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/805b384ee/18f94379530a46c48e86c667282d7120/FLAGeb7e127de [2019-11-26 16:47:25,010 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/805b384ee/18f94379530a46c48e86c667282d7120 [2019-11-26 16:47:25,024 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:47:25,031 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:47:25,037 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:47:25,039 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:47:25,049 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:47:25,051 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:47:25" (1/1) ... [2019-11-26 16:47:25,063 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59130246 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:25, skipping insertion in model container [2019-11-26 16:47:25,063 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:47:25" (1/1) ... [2019-11-26 16:47:25,089 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:47:25,481 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:47:29,141 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:29,160 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:47:31,038 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:31,119 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:47:31,121 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:31 WrapperNode [2019-11-26 16:47:31,122 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:47:31,124 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:31,125 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:47:31,127 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:47:31,153 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:31" (1/1) ... [2019-11-26 16:47:31,319 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:31" (1/1) ... [2019-11-26 16:47:31,990 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:31,994 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:47:31,998 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:47:31,998 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:47:32,021 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:31" (1/1) ... [2019-11-26 16:47:32,021 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:31" (1/1) ... [2019-11-26 16:47:32,111 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:31" (1/1) ... [2019-11-26 16:47:32,116 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:31" (1/1) ... [2019-11-26 16:47:32,326 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:31" (1/1) ... [2019-11-26 16:47:32,384 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:31" (1/1) ... [2019-11-26 16:47:32,446 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:31" (1/1) ... [2019-11-26 16:47:32,511 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:47:32,522 INFO L168 Benchmark]: Toolchain (without parser) took 7488.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 940.2 MB in the beginning and 889.2 MB in the end (delta: 51.1 MB). Peak memory consumption was 51.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:32,522 INFO L168 Benchmark]: CDTParser took 0.47 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:47:32,524 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6086.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 940.2 MB in the beginning and 722.3 MB in the end (delta: 217.9 MB). Peak memory consumption was 218.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:32,527 INFO L168 Benchmark]: Boogie Procedure Inliner took 870.44 ms. Allocated memory is still 1.0 GB. Free memory was 722.3 MB in the beginning and 922.5 MB in the end (delta: -200.2 MB). Peak memory consumption was 44.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:32,530 INFO L168 Benchmark]: Boogie Preprocessor took 518.33 ms. Allocated memory is still 1.0 GB. Free memory was 922.5 MB in the beginning and 889.2 MB in the end (delta: 33.3 MB). Peak memory consumption was 33.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:32,541 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47 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 6086.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 940.2 MB in the beginning and 722.3 MB in the end (delta: 217.9 MB). Peak memory consumption was 218.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 870.44 ms. Allocated memory is still 1.0 GB. Free memory was 722.3 MB in the beginning and 922.5 MB in the end (delta: -200.2 MB). Peak memory consumption was 44.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 518.33 ms. Allocated memory is still 1.0 GB. Free memory was 922.5 MB in the beginning and 889.2 MB in the end (delta: 33.3 MB). Peak memory consumption was 33.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...