./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem19_label56.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/Problem19_label56.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 3dee18126f7ac5d110c9be2b7ac1c06650743c5a ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem19_label56.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 3dee18126f7ac5d110c9be2b7ac1c06650743c5a ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:52:37,133 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:52:37,138 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:52:37,162 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:52:37,165 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:52:37,166 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:52:37,168 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:52:37,182 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:52:37,187 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:52:37,193 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:52:37,194 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:52:37,196 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:52:37,197 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:52:37,201 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:52:37,202 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:52:37,205 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:52:37,206 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:52:37,210 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:52:37,213 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:52:37,218 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:52:37,224 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:52:37,231 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:52:37,232 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:52:37,233 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:52:37,238 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:52:37,239 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:52:37,239 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:52:37,242 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:52:37,242 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:52:37,243 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:52:37,244 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:52:37,246 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:52:37,247 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:52:37,248 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:52:37,252 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:52:37,252 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:52:37,253 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:52:37,253 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:52:37,253 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:52:37,254 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:52:37,257 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:52:37,258 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:52:37,285 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:52:37,287 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:52:37,293 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:52:37,294 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:52:37,294 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:52:37,294 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:52:37,295 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:52:37,295 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:52:37,295 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:52:37,295 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:52:37,296 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:52:37,296 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:52:37,297 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:52:37,297 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:52:37,297 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:52:37,300 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:52:37,300 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:52:37,300 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:52:37,300 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:52:37,301 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:52:37,301 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:52:37,301 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:52:37,301 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:52:37,302 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:52:37,302 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:52:37,302 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:52:37,302 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:52:37,305 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:52:37,305 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 -> 3dee18126f7ac5d110c9be2b7ac1c06650743c5a [2019-11-26 16:52:37,767 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:52:37,787 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:52:37,790 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:52:37,794 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:52:37,794 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:52:37,795 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label56.c [2019-11-26 16:52:37,904 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54698f906/d2a58e94134b4df3a33c987d2743a7c3/FLAG145e1c815 [2019-11-26 16:52:39,189 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:52:39,191 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label56.c [2019-11-26 16:52:39,260 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54698f906/d2a58e94134b4df3a33c987d2743a7c3/FLAG145e1c815 [2019-11-26 16:52:39,432 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54698f906/d2a58e94134b4df3a33c987d2743a7c3 [2019-11-26 16:52:39,437 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:52:39,440 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:52:39,443 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:52:39,444 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:52:39,446 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:52:39,451 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:52:39" (1/1) ... [2019-11-26 16:52:39,458 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48c02fc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:39, skipping insertion in model container [2019-11-26 16:52:39,458 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:52:39" (1/1) ... [2019-11-26 16:52:39,471 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:52:39,823 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:52:42,749 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:52:42,758 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:52:44,380 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:52:44,457 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:52:44,459 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:44 WrapperNode [2019-11-26 16:52:44,460 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:52:44,463 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:52:44,463 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:52:44,463 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:52:44,480 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:44" (1/1) ... [2019-11-26 16:52:44,588 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:44" (1/1) ... [2019-11-26 16:52:45,366 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:52:45,368 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:52:45,368 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:52:45,368 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:52:45,385 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:44" (1/1) ... [2019-11-26 16:52:45,385 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:44" (1/1) ... [2019-11-26 16:52:45,568 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:44" (1/1) ... [2019-11-26 16:52:45,571 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:44" (1/1) ... [2019-11-26 16:52:46,696 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:44" (1/1) ... [2019-11-26 16:52:46,769 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:44" (1/1) ... [2019-11-26 16:52:46,961 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:44" (1/1) ... [2019-11-26 16:52:47,164 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:52:47,171 INFO L168 Benchmark]: Toolchain (without parser) took 7726.75 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 771.7 MB in the end (delta: 167.0 MB). Peak memory consumption was 394.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:47,172 INFO L168 Benchmark]: CDTParser took 2.29 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 16:52:47,175 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5019.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 871.5 MB in the end (delta: 67.3 MB). Peak memory consumption was 278.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:47,176 INFO L168 Benchmark]: Boogie Procedure Inliner took 904.74 ms. Allocated memory is still 1.0 GB. Free memory was 871.5 MB in the beginning and 705.3 MB in the end (delta: 166.2 MB). Peak memory consumption was 166.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:47,179 INFO L168 Benchmark]: Boogie Preprocessor took 1796.90 ms. Allocated memory is still 1.0 GB. Free memory was 705.3 MB in the beginning and 771.7 MB in the end (delta: -66.4 MB). Peak memory consumption was 160.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:47,186 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.29 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 5019.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 871.5 MB in the end (delta: 67.3 MB). Peak memory consumption was 278.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 904.74 ms. Allocated memory is still 1.0 GB. Free memory was 871.5 MB in the beginning and 705.3 MB in the end (delta: 166.2 MB). Peak memory consumption was 166.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1796.90 ms. Allocated memory is still 1.0 GB. Free memory was 705.3 MB in the beginning and 771.7 MB in the end (delta: -66.4 MB). Peak memory consumption was 160.7 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 16:52:49,909 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:52:49,914 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:52:49,933 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:52:49,934 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:52:49,939 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:52:49,942 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:52:49,955 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:52:49,962 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:52:49,966 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:52:49,966 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:52:49,971 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:52:49,972 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:52:49,975 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:52:49,976 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:52:49,977 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:52:49,980 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:52:49,981 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:52:49,987 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:52:49,989 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:52:49,995 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:52:50,002 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:52:50,003 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:52:50,004 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:52:50,009 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:52:50,012 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:52:50,012 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:52:50,014 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:52:50,014 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:52:50,018 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:52:50,018 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:52:50,019 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:52:50,019 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:52:50,023 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:52:50,024 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:52:50,024 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:52:50,025 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:52:50,028 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:52:50,028 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:52:50,029 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:52:50,030 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:52:50,031 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:52:50,061 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:52:50,061 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:52:50,063 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:52:50,063 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:52:50,065 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:52:50,065 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:52:50,065 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:52:50,065 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:52:50,066 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:52:50,066 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:52:50,067 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:52:50,068 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:52:50,068 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:52:50,068 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:52:50,068 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:52:50,069 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:52:50,070 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:52:50,070 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:52:50,070 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:52:50,070 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:52:50,073 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:52:50,073 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:52:50,073 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:52:50,073 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:52:50,074 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:52:50,074 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:52:50,074 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:52:50,074 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:52:50,074 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:52:50,075 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:52:50,076 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 -> 3dee18126f7ac5d110c9be2b7ac1c06650743c5a [2019-11-26 16:52:50,522 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:52:50,542 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:52:50,545 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:52:50,548 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:52:50,550 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:52:50,553 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label56.c [2019-11-26 16:52:50,653 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/213cd03f0/e429c2a6d168413c958d89b0f45e0195/FLAG9b6ed4762 [2019-11-26 16:52:51,989 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:52:51,991 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label56.c [2019-11-26 16:52:52,082 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/213cd03f0/e429c2a6d168413c958d89b0f45e0195/FLAG9b6ed4762 [2019-11-26 16:52:52,168 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/213cd03f0/e429c2a6d168413c958d89b0f45e0195 [2019-11-26 16:52:52,175 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:52:52,178 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:52:52,181 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:52:52,182 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:52:52,185 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:52:52,189 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:52:52" (1/1) ... [2019-11-26 16:52:52,196 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@658fc5c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:52, skipping insertion in model container [2019-11-26 16:52:52,196 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:52:52" (1/1) ... [2019-11-26 16:52:52,213 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:52:52,548 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:52:56,105 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:52:56,117 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:52:58,080 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:52:58,166 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:52:58,167 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:58 WrapperNode [2019-11-26 16:52:58,170 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:52:58,171 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:52:58,171 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:52:58,171 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:52:58,187 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:58" (1/1) ... [2019-11-26 16:52:58,322 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:58" (1/1) ... [2019-11-26 16:52:58,683 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:52:58,684 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:52:58,687 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:52:58,687 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:52:58,702 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:58" (1/1) ... [2019-11-26 16:52:58,702 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:58" (1/1) ... [2019-11-26 16:52:58,800 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:58" (1/1) ... [2019-11-26 16:52:58,800 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:58" (1/1) ... [2019-11-26 16:52:59,440 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:58" (1/1) ... [2019-11-26 16:52:59,531 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:58" (1/1) ... [2019-11-26 16:52:59,597 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:58" (1/1) ... [2019-11-26 16:52:59,658 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:52:59,667 INFO L168 Benchmark]: Toolchain (without parser) took 7486.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 937.3 MB in the beginning and 859.4 MB in the end (delta: 77.9 MB). Peak memory consumption was 313.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:59,668 INFO L168 Benchmark]: CDTParser took 0.30 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 16:52:59,671 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5989.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 937.3 MB in the beginning and 753.6 MB in the end (delta: 183.7 MB). Peak memory consumption was 257.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:59,672 INFO L168 Benchmark]: Boogie Procedure Inliner took 512.54 ms. Allocated memory is still 1.0 GB. Free memory was 753.6 MB in the beginning and 688.3 MB in the end (delta: 65.3 MB). Peak memory consumption was 65.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:59,675 INFO L168 Benchmark]: Boogie Preprocessor took 978.38 ms. Allocated memory is still 1.0 GB. Free memory was 688.3 MB in the beginning and 859.4 MB in the end (delta: -171.1 MB). Peak memory consumption was 64.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:59,684 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 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 5989.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 937.3 MB in the beginning and 753.6 MB in the end (delta: 183.7 MB). Peak memory consumption was 257.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 512.54 ms. Allocated memory is still 1.0 GB. Free memory was 753.6 MB in the beginning and 688.3 MB in the end (delta: 65.3 MB). Peak memory consumption was 65.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 978.38 ms. Allocated memory is still 1.0 GB. Free memory was 688.3 MB in the beginning and 859.4 MB in the end (delta: -171.1 MB). Peak memory consumption was 64.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...