./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label38.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/Problem18_label38.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 eaf6dfc68a671a5ba36d2ac6bed6ae62ad682bb2 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem18_label38.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 eaf6dfc68a671a5ba36d2ac6bed6ae62ad682bb2 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 22:43:33,058 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:43:33,062 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:43:33,095 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:43:33,097 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:43:33,102 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:43:33,105 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:43:33,121 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:43:33,126 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:43:33,130 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:43:33,132 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:43:33,138 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:43:33,140 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:43:33,147 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:43:33,149 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:43:33,153 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:43:33,156 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:43:33,161 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:43:33,166 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:43:33,176 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:43:33,182 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:43:33,187 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:43:33,189 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:43:33,193 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:43:33,202 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:43:33,203 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:43:33,203 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:43:33,206 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:43:33,209 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:43:33,210 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:43:33,211 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:43:33,211 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:43:33,214 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:43:33,217 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:43:33,219 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:43:33,222 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:43:33,223 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:43:33,223 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:43:33,224 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:43:33,228 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:43:33,230 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:43:33,232 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:43:33,270 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:43:33,271 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:43:33,276 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:43:33,277 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:43:33,277 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:43:33,278 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:43:33,278 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:43:33,278 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:43:33,280 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:43:33,280 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:43:33,281 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:43:33,282 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:43:33,282 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:43:33,285 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:43:33,286 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:43:33,286 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:43:33,286 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:43:33,286 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:43:33,287 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:43:33,287 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:43:33,287 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:43:33,288 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:43:33,290 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:43:33,290 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:43:33,290 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:43:33,291 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:43:33,291 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:43:33,291 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:43:33,292 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 -> eaf6dfc68a671a5ba36d2ac6bed6ae62ad682bb2 [2019-11-25 22:43:33,827 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:43:33,858 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:43:33,865 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:43:33,869 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:43:33,872 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:43:33,873 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label38.c [2019-11-25 22:43:34,031 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f288185b/ad2110c5bb224efea3ba55b1f54b6f1d/FLAG0d4ccbb4a [2019-11-25 22:43:35,671 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:43:35,676 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label38.c [2019-11-25 22:43:35,750 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f288185b/ad2110c5bb224efea3ba55b1f54b6f1d/FLAG0d4ccbb4a [2019-11-25 22:43:36,199 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f288185b/ad2110c5bb224efea3ba55b1f54b6f1d [2019-11-25 22:43:36,206 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:43:36,213 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:43:36,215 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:43:36,217 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:43:36,225 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:43:36,229 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:43:36" (1/1) ... [2019-11-25 22:43:36,234 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e84eedf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:36, skipping insertion in model container [2019-11-25 22:43:36,234 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:43:36" (1/1) ... [2019-11-25 22:43:36,253 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:43:36,504 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:43:38,836 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:43:38,846 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:43:39,900 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:43:39,961 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:43:39,965 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:39 WrapperNode [2019-11-25 22:43:39,966 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:43:39,967 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:43:39,968 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:43:39,968 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:43:39,991 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:39" (1/1) ... [2019-11-25 22:43:40,091 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:39" (1/1) ... [2019-11-25 22:43:40,547 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:43:40,551 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:43:40,551 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:43:40,551 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:43:40,575 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:39" (1/1) ... [2019-11-25 22:43:40,577 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:39" (1/1) ... [2019-11-25 22:43:40,636 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:39" (1/1) ... [2019-11-25 22:43:40,638 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:39" (1/1) ... [2019-11-25 22:43:40,850 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:39" (1/1) ... [2019-11-25 22:43:40,909 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:39" (1/1) ... [2019-11-25 22:43:41,006 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:39" (1/1) ... [2019-11-25 22:43:41,132 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:43:41,143 INFO L168 Benchmark]: Toolchain (without parser) took 4925.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 823.7 MB in the end (delta: 126.5 MB). Peak memory consumption was 126.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:41,144 INFO L168 Benchmark]: CDTParser took 0.36 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 22:43:41,148 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3751.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 892.8 MB in the end (delta: 57.5 MB). Peak memory consumption was 61.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:41,152 INFO L168 Benchmark]: Boogie Procedure Inliner took 582.96 ms. Allocated memory is still 1.0 GB. Free memory was 892.8 MB in the beginning and 852.7 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:41,155 INFO L168 Benchmark]: Boogie Preprocessor took 583.04 ms. Allocated memory is still 1.0 GB. Free memory was 852.7 MB in the beginning and 823.7 MB in the end (delta: 28.9 MB). Peak memory consumption was 28.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:41,165 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 3751.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 892.8 MB in the end (delta: 57.5 MB). Peak memory consumption was 61.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 582.96 ms. Allocated memory is still 1.0 GB. Free memory was 892.8 MB in the beginning and 852.7 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 583.04 ms. Allocated memory is still 1.0 GB. Free memory was 852.7 MB in the beginning and 823.7 MB in the end (delta: 28.9 MB). Peak memory consumption was 28.9 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 22:43:45,037 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:43:45,045 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:43:45,076 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:43:45,077 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:43:45,080 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:43:45,085 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:43:45,101 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:43:45,106 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:43:45,112 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:43:45,117 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:43:45,121 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:43:45,122 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:43:45,127 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:43:45,131 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:43:45,135 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:43:45,136 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:43:45,140 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:43:45,146 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:43:45,154 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:43:45,162 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:43:45,170 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:43:45,172 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:43:45,174 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:43:45,182 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:43:45,184 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:43:45,184 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:43:45,188 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:43:45,189 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:43:45,193 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:43:45,193 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:43:45,194 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:43:45,195 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:43:45,197 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:43:45,201 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:43:45,202 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:43:45,203 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:43:45,205 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:43:45,205 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:43:45,209 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:43:45,214 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:43:45,215 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:43:45,252 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:43:45,256 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:43:45,259 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:43:45,260 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:43:45,261 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:43:45,261 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:43:45,261 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:43:45,264 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:43:45,264 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:43:45,264 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:43:45,266 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:43:45,266 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:43:45,266 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:43:45,267 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:43:45,267 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:43:45,269 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:43:45,269 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:43:45,269 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:43:45,270 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:43:45,270 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:43:45,270 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:43:45,270 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:43:45,272 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:43:45,272 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:43:45,272 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:43:45,275 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:43:45,275 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:43:45,275 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:43:45,276 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:43:45,276 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:43:45,277 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 -> eaf6dfc68a671a5ba36d2ac6bed6ae62ad682bb2 [2019-11-25 22:43:45,872 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:43:45,903 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:43:45,912 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:43:45,917 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:43:45,918 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:43:45,921 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label38.c [2019-11-25 22:43:46,087 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/692664dc5/37f6992a55a2439fb987b8b6e84d7431/FLAG6075f4c3d [2019-11-25 22:43:47,667 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:43:47,669 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label38.c [2019-11-25 22:43:47,738 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/692664dc5/37f6992a55a2439fb987b8b6e84d7431/FLAG6075f4c3d [2019-11-25 22:43:47,781 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/692664dc5/37f6992a55a2439fb987b8b6e84d7431 [2019-11-25 22:43:47,789 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:43:47,794 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:43:47,796 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:43:47,798 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:43:47,807 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:43:47,808 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:43:47" (1/1) ... [2019-11-25 22:43:47,815 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 25.11 10:43:47, skipping insertion in model container [2019-11-25 22:43:47,816 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:43:47" (1/1) ... [2019-11-25 22:43:47,835 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:43:48,061 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:43:50,793 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:43:50,805 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:43:52,156 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:43:52,218 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:43:52,222 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:52 WrapperNode [2019-11-25 22:43:52,223 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:43:52,224 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:43:52,226 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:43:52,226 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:43:52,247 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:52" (1/1) ... [2019-11-25 22:43:52,343 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:52" (1/1) ... [2019-11-25 22:43:52,596 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:43:52,599 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:43:52,599 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:43:52,599 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:43:52,621 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:52" (1/1) ... [2019-11-25 22:43:52,624 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:52" (1/1) ... [2019-11-25 22:43:52,670 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:52" (1/1) ... [2019-11-25 22:43:52,671 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:52" (1/1) ... [2019-11-25 22:43:52,849 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:52" (1/1) ... [2019-11-25 22:43:52,917 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:52" (1/1) ... [2019-11-25 22:43:52,956 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:52" (1/1) ... [2019-11-25 22:43:52,996 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:43:53,004 INFO L168 Benchmark]: Toolchain (without parser) took 5206.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 799.3 MB in the end (delta: 156.7 MB). Peak memory consumption was 156.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:53,005 INFO L168 Benchmark]: CDTParser took 0.39 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 22:43:53,008 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4427.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 845.1 MB in the end (delta: 110.8 MB). Peak memory consumption was 110.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:53,010 INFO L168 Benchmark]: Boogie Procedure Inliner took 374.73 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:53,015 INFO L168 Benchmark]: Boogie Preprocessor took 397.85 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 799.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:53,023 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 4427.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 845.1 MB in the end (delta: 110.8 MB). Peak memory consumption was 110.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 374.73 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 397.85 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 799.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...