./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label57.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/Problem17_label57.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ccc5e77b86b8594f5b354dc6e84e97d0e3356dd1 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem17_label57.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ccc5e77b86b8594f5b354dc6e84e97d0e3356dd1 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:50:46,073 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:50:46,076 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:50:46,109 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:50:46,110 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:50:46,124 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:50:46,126 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:50:46,143 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:50:46,145 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:50:46,152 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:50:46,154 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:50:46,157 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:50:46,160 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:50:46,164 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:50:46,168 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:50:46,171 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:50:46,174 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:50:46,179 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:50:46,185 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:50:46,193 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:50:46,199 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:50:46,208 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:50:46,210 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:50:46,212 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:50:46,222 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:50:46,223 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:50:46,223 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:50:46,228 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:50:46,228 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:50:46,230 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:50:46,232 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:50:46,233 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:50:46,235 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:50:46,240 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:50:46,242 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:50:46,245 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:50:46,246 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:50:46,247 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:50:46,247 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:50:46,248 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:50:46,254 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:50:46,255 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:50:46,295 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:50:46,296 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:50:46,300 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:50:46,302 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:50:46,302 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:50:46,302 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:50:46,304 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:50:46,304 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:50:46,304 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:50:46,307 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:50:46,308 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:50:46,309 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:50:46,309 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:50:46,309 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:50:46,310 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:50:46,312 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:50:46,312 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:50:46,312 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:50:46,313 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:50:46,313 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:50:46,315 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:50:46,315 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:50:46,315 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:50:46,316 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:50:46,318 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:50:46,318 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:50:46,318 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:50:46,319 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:50:46,319 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 -> ccc5e77b86b8594f5b354dc6e84e97d0e3356dd1 [2019-11-26 16:50:46,878 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:50:46,907 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:50:46,915 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:50:46,916 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:50:46,919 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:50:46,920 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label57.c [2019-11-26 16:50:47,071 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e3b819705/141aec6a28504e47956dbf3db3fa65ba/FLAGeac842d27 [2019-11-26 16:50:48,715 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:50:48,718 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label57.c [2019-11-26 16:50:48,771 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e3b819705/141aec6a28504e47956dbf3db3fa65ba/FLAGeac842d27 [2019-11-26 16:50:49,266 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e3b819705/141aec6a28504e47956dbf3db3fa65ba [2019-11-26 16:50:49,271 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:50:49,273 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:50:49,282 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:49,283 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:50:49,294 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:50:49,295 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:49" (1/1) ... [2019-11-26 16:50:49,303 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@143e0c2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:49, skipping insertion in model container [2019-11-26 16:50:49,306 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:49" (1/1) ... [2019-11-26 16:50:49,325 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:50:49,558 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:50:51,753 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:51,762 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:50:52,627 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:52,674 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:50:52,676 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:52 WrapperNode [2019-11-26 16:50:52,677 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:52,678 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:52,681 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:50:52,681 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:50:52,701 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:52" (1/1) ... [2019-11-26 16:50:52,802 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:52" (1/1) ... [2019-11-26 16:50:53,415 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:53,417 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:50:53,417 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:50:53,420 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:50:53,442 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:52" (1/1) ... [2019-11-26 16:50:53,443 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:52" (1/1) ... [2019-11-26 16:50:53,502 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:52" (1/1) ... [2019-11-26 16:50:53,506 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:52" (1/1) ... [2019-11-26 16:50:53,792 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:52" (1/1) ... [2019-11-26 16:50:53,854 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:52" (1/1) ... [2019-11-26 16:50:54,013 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:52" (1/1) ... [2019-11-26 16:50:54,174 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:50:54,185 INFO L168 Benchmark]: Toolchain (without parser) took 4904.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 801.4 MB in the end (delta: 160.2 MB). Peak memory consumption was 160.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:54,188 INFO L168 Benchmark]: CDTParser took 1.55 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. [2019-11-26 16:50:54,191 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3395.52 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 893.0 MB in the end (delta: 62.8 MB). Peak memory consumption was 62.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:54,195 INFO L168 Benchmark]: Boogie Procedure Inliner took 738.45 ms. Allocated memory is still 1.0 GB. Free memory was 893.0 MB in the beginning and 830.0 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:54,198 INFO L168 Benchmark]: Boogie Preprocessor took 757.43 ms. Allocated memory is still 1.0 GB. Free memory was 830.0 MB in the beginning and 801.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:54,210 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.55 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 3395.52 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 893.0 MB in the end (delta: 62.8 MB). Peak memory consumption was 62.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 738.45 ms. Allocated memory is still 1.0 GB. Free memory was 893.0 MB in the beginning and 830.0 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 757.43 ms. Allocated memory is still 1.0 GB. Free memory was 830.0 MB in the beginning and 801.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 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 16:50:58,099 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:50:58,106 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:50:58,144 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:50:58,145 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:50:58,148 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:50:58,151 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:50:58,170 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:50:58,175 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:50:58,179 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:50:58,185 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:50:58,189 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:50:58,192 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:50:58,196 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:50:58,199 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:50:58,203 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:50:58,207 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:50:58,214 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:50:58,217 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:50:58,227 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:50:58,232 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:50:58,240 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:50:58,242 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:50:58,246 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:50:58,255 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:50:58,255 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:50:58,256 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:50:58,258 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:50:58,260 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:50:58,261 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:50:58,263 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:50:58,264 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:50:58,266 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:50:58,268 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:50:58,272 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:50:58,272 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:50:58,273 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:50:58,277 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:50:58,277 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:50:58,279 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:50:58,281 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:50:58,283 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:50:58,321 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:50:58,323 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:50:58,327 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:50:58,328 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:50:58,328 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:50:58,331 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:50:58,331 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:50:58,332 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:50:58,332 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:50:58,332 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:50:58,333 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:50:58,334 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:50:58,334 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:50:58,336 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:50:58,336 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:50:58,336 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:50:58,337 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:50:58,337 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:50:58,338 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:50:58,338 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:50:58,341 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:50:58,341 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:50:58,342 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:50:58,342 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:50:58,342 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:50:58,342 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:50:58,343 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:50:58,343 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:50:58,343 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:50:58,344 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:50:58,345 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 -> ccc5e77b86b8594f5b354dc6e84e97d0e3356dd1 [2019-11-26 16:50:58,901 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:50:58,929 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:50:58,936 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:50:58,939 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:50:58,942 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:50:58,944 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label57.c [2019-11-26 16:50:59,096 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f383b26a0/1a81c1c092654eeaaf5c5f35b2506cda/FLAG2e54f3aa7 [2019-11-26 16:51:00,734 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:51:00,735 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label57.c [2019-11-26 16:51:00,793 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f383b26a0/1a81c1c092654eeaaf5c5f35b2506cda/FLAG2e54f3aa7 [2019-11-26 16:51:01,282 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f383b26a0/1a81c1c092654eeaaf5c5f35b2506cda [2019-11-26 16:51:01,293 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:51:01,298 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:51:01,302 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:01,303 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:51:01,309 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:51:01,312 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:01" (1/1) ... [2019-11-26 16:51:01,320 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a9841a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:01, skipping insertion in model container [2019-11-26 16:51:01,323 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:01" (1/1) ... [2019-11-26 16:51:01,340 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:51:01,561 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:51:04,285 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:04,299 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:51:05,788 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:05,841 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:51:05,846 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:05 WrapperNode [2019-11-26 16:51:05,847 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:05,848 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:05,851 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:51:05,851 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:51:05,873 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:05" (1/1) ... [2019-11-26 16:51:05,972 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:05" (1/1) ... [2019-11-26 16:51:06,299 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:06,301 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:51:06,303 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:51:06,303 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:51:06,325 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:05" (1/1) ... [2019-11-26 16:51:06,329 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:05" (1/1) ... [2019-11-26 16:51:06,371 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:05" (1/1) ... [2019-11-26 16:51:06,374 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:05" (1/1) ... [2019-11-26 16:51:06,556 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:05" (1/1) ... [2019-11-26 16:51:06,607 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:05" (1/1) ... [2019-11-26 16:51:06,663 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:05" (1/1) ... [2019-11-26 16:51:06,715 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:51:06,725 INFO L168 Benchmark]: Toolchain (without parser) took 5424.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 797.3 MB in the end (delta: 158.5 MB). Peak memory consumption was 158.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:06,726 INFO L168 Benchmark]: CDTParser took 2.17 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 16:51:06,732 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4545.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.1 MB in the beginning and 843.1 MB in the end (delta: 107.0 MB). Peak memory consumption was 107.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:06,733 INFO L168 Benchmark]: Boogie Procedure Inliner took 452.53 ms. Allocated memory is still 1.0 GB. Free memory was 843.1 MB in the beginning and 820.2 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:06,738 INFO L168 Benchmark]: Boogie Preprocessor took 417.69 ms. Allocated memory is still 1.0 GB. Free memory was 820.2 MB in the beginning and 797.3 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:06,747 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.17 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 4545.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.1 MB in the beginning and 843.1 MB in the end (delta: 107.0 MB). Peak memory consumption was 107.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 452.53 ms. Allocated memory is still 1.0 GB. Free memory was 843.1 MB in the beginning and 820.2 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 417.69 ms. Allocated memory is still 1.0 GB. Free memory was 820.2 MB in the beginning and 797.3 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...