./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem19_label11.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_label11.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 590ad1c14f82b561c18b949f114986ed5353a1f8 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label11.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 590ad1c14f82b561c18b949f114986ed5353a1f8 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:51:48,066 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:51:48,072 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:51:48,100 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:51:48,102 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:51:48,105 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:51:48,107 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:51:48,137 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:51:48,142 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:51:48,148 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:51:48,150 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:51:48,154 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:51:48,157 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:51:48,163 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:51:48,166 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:51:48,171 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:51:48,173 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:51:48,178 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:51:48,185 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:51:48,194 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:51:48,199 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:51:48,207 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:51:48,209 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:51:48,213 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:51:48,221 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:51:48,222 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:51:48,223 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:51:48,226 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:51:48,228 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:51:48,229 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:51:48,234 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:51:48,235 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:51:48,236 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:51:48,237 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:51:48,242 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:51:48,242 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:51:48,245 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:51:48,246 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:51:48,249 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:51:48,252 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:51:48,254 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:51:48,256 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:51:48,294 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:51:48,295 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:51:48,299 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:51:48,302 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:51:48,302 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:51:48,303 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:51:48,303 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:51:48,304 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:51:48,304 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:51:48,305 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:51:48,308 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:51:48,308 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:51:48,309 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:51:48,309 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:51:48,310 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:51:48,314 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:51:48,314 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:51:48,315 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:51:48,315 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:51:48,315 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:51:48,316 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:51:48,316 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:51:48,316 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:51:48,317 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:51:48,317 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:51:48,317 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:51:48,317 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:51:48,318 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:51:48,318 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 -> 590ad1c14f82b561c18b949f114986ed5353a1f8 [2019-11-26 16:51:48,901 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:51:48,932 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:51:48,936 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:51:48,942 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:51:48,944 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:51:48,945 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label11.c [2019-11-26 16:51:49,106 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07f6bb19d/3f74f57a73ff4548bba4e1e5314899d0/FLAG28bda0c77 [2019-11-26 16:51:51,303 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:51:51,304 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label11.c [2019-11-26 16:51:51,445 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07f6bb19d/3f74f57a73ff4548bba4e1e5314899d0/FLAG28bda0c77 [2019-11-26 16:51:51,483 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07f6bb19d/3f74f57a73ff4548bba4e1e5314899d0 [2019-11-26 16:51:51,490 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:51:51,493 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:51:51,499 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:51,500 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:51:51,503 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:51:51,509 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:51" (1/1) ... [2019-11-26 16:51:51,516 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44673d54 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:51, skipping insertion in model container [2019-11-26 16:51:51,519 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:51" (1/1) ... [2019-11-26 16:51:51,537 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:51:52,030 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:51:57,007 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:57,026 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:51:59,692 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:59,834 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:51:59,836 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:59 WrapperNode [2019-11-26 16:51:59,837 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:59,838 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:59,841 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:51:59,841 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:51:59,858 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:59" (1/1) ... [2019-11-26 16:52:00,023 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:59" (1/1) ... [2019-11-26 16:52:01,506 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:52:01,513 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:52:01,513 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:52:01,513 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:52:01,537 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:59" (1/1) ... [2019-11-26 16:52:01,540 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:59" (1/1) ... [2019-11-26 16:52:01,831 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:59" (1/1) ... [2019-11-26 16:52:01,832 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:59" (1/1) ... [2019-11-26 16:52:03,266 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:59" (1/1) ... [2019-11-26 16:52:03,379 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:59" (1/1) ... [2019-11-26 16:52:03,648 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:59" (1/1) ... [2019-11-26 16:52:04,001 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:52:04,009 INFO L168 Benchmark]: Toolchain (without parser) took 12510.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 772.8 MB in the end (delta: 160.2 MB). Peak memory consumption was 379.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:04,010 INFO L168 Benchmark]: CDTParser took 0.33 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 16:52:04,014 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8338.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 869.6 MB in the end (delta: 63.4 MB). Peak memory consumption was 270.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:04,018 INFO L168 Benchmark]: Boogie Procedure Inliner took 1674.20 ms. Allocated memory is still 1.0 GB. Free memory was 869.6 MB in the beginning and 696.8 MB in the end (delta: 172.8 MB). Peak memory consumption was 172.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:04,025 INFO L168 Benchmark]: Boogie Preprocessor took 2488.77 ms. Allocated memory is still 1.0 GB. Free memory was 696.8 MB in the beginning and 772.8 MB in the end (delta: -76.0 MB). Peak memory consumption was 143.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:04,036 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 8338.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 869.6 MB in the end (delta: 63.4 MB). Peak memory consumption was 270.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1674.20 ms. Allocated memory is still 1.0 GB. Free memory was 869.6 MB in the beginning and 696.8 MB in the end (delta: 172.8 MB). Peak memory consumption was 172.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2488.77 ms. Allocated memory is still 1.0 GB. Free memory was 696.8 MB in the beginning and 772.8 MB in the end (delta: -76.0 MB). Peak memory consumption was 143.4 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 16:52:08,084 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:52:08,093 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:52:08,120 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:52:08,122 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:52:08,124 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:52:08,136 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:52:08,145 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:52:08,161 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:52:08,165 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:52:08,171 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:52:08,172 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:52:08,174 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:52:08,178 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:52:08,185 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:52:08,187 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:52:08,190 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:52:08,196 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:52:08,203 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:52:08,214 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:52:08,219 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:52:08,227 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:52:08,229 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:52:08,234 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:52:08,242 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:52:08,242 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:52:08,243 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:52:08,248 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:52:08,248 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:52:08,251 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:52:08,253 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:52:08,254 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:52:08,256 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:52:08,259 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:52:08,263 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:52:08,263 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:52:08,267 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:52:08,268 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:52:08,268 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:52:08,271 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:52:08,275 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:52:08,277 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:52:08,319 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:52:08,319 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:52:08,326 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:52:08,326 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:52:08,327 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:52:08,327 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:52:08,327 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:52:08,328 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:52:08,330 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:52:08,330 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:52:08,332 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:52:08,332 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:52:08,332 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:52:08,335 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:52:08,335 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:52:08,336 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:52:08,336 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:52:08,336 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:52:08,336 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:52:08,338 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:52:08,338 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:52:08,338 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:52:08,340 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:52:08,340 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:52:08,341 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:52:08,341 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:52:08,343 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:52:08,343 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:52:08,343 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:52:08,344 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:52:08,345 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 -> 590ad1c14f82b561c18b949f114986ed5353a1f8 [2019-11-26 16:52:08,947 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:52:08,977 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:52:08,986 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:52:08,992 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:52:08,992 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:52:08,994 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label11.c [2019-11-26 16:52:09,153 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/651a37869/b4f85121294441fab109de13df90178b/FLAGbedf1090b [2019-11-26 16:52:11,114 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:52:11,116 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label11.c [2019-11-26 16:52:11,220 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/651a37869/b4f85121294441fab109de13df90178b/FLAGbedf1090b [2019-11-26 16:52:11,261 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/651a37869/b4f85121294441fab109de13df90178b [2019-11-26 16:52:11,266 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:52:11,274 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:52:11,277 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:52:11,279 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:52:11,286 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:52:11,288 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:52:11" (1/1) ... [2019-11-26 16:52:11,300 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc0b2b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:11, skipping insertion in model container [2019-11-26 16:52:11,301 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:52:11" (1/1) ... [2019-11-26 16:52:11,319 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:52:11,854 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:52:17,405 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:52:17,423 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:52:20,424 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:52:20,557 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:52:20,558 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:20 WrapperNode [2019-11-26 16:52:20,560 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:52:20,561 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:52:20,565 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:52:20,565 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:52:20,585 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:20" (1/1) ... [2019-11-26 16:52:20,784 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:20" (1/1) ... [2019-11-26 16:52:21,263 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:52:21,265 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:52:21,268 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:52:21,268 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:52:21,291 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:20" (1/1) ... [2019-11-26 16:52:21,291 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:20" (1/1) ... [2019-11-26 16:52:21,420 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:20" (1/1) ... [2019-11-26 16:52:21,421 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:20" (1/1) ... [2019-11-26 16:52:22,331 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:20" (1/1) ... [2019-11-26 16:52:22,428 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:20" (1/1) ... [2019-11-26 16:52:22,546 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:20" (1/1) ... [2019-11-26 16:52:22,640 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:52:22,648 INFO L168 Benchmark]: Toolchain (without parser) took 11369.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 864.4 MB in the end (delta: 68.7 MB). Peak memory consumption was 311.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:22,648 INFO L168 Benchmark]: CDTParser took 0.34 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 16:52:22,652 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9283.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 760.1 MB in the end (delta: 172.9 MB). Peak memory consumption was 253.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:22,654 INFO L168 Benchmark]: Boogie Procedure Inliner took 703.72 ms. Allocated memory is still 1.0 GB. Free memory was 760.1 MB in the beginning and 689.5 MB in the end (delta: 70.7 MB). Peak memory consumption was 70.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:22,659 INFO L168 Benchmark]: Boogie Preprocessor took 1375.67 ms. Allocated memory is still 1.0 GB. Free memory was 689.5 MB in the beginning and 864.4 MB in the end (delta: -174.9 MB). Peak memory consumption was 67.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:22,667 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 9283.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 760.1 MB in the end (delta: 172.9 MB). Peak memory consumption was 253.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 703.72 ms. Allocated memory is still 1.0 GB. Free memory was 760.1 MB in the beginning and 689.5 MB in the end (delta: 70.7 MB). Peak memory consumption was 70.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1375.67 ms. Allocated memory is still 1.0 GB. Free memory was 689.5 MB in the beginning and 864.4 MB in the end (delta: -174.9 MB). Peak memory consumption was 67.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...