./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label23.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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_label23.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 1621a9c10a8ed956160f3fcad41017b11b5e052d ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_label23.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 1621a9c10a8ed956160f3fcad41017b11b5e052d .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:56:19,139 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:56:19,147 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:56:19,179 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:56:19,180 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:56:19,182 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:56:19,187 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:56:19,206 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:56:19,208 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:56:19,212 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:56:19,216 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:56:19,223 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:56:19,224 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:56:19,228 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:56:19,232 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:56:19,238 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:56:19,240 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:56:19,245 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:56:19,248 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:56:19,257 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:56:19,265 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:56:19,273 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:56:19,275 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:56:19,279 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:56:19,289 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:56:19,289 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:56:19,290 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:56:19,292 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:56:19,292 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:56:19,295 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:56:19,296 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:56:19,300 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:56:19,301 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:56:19,304 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:56:19,306 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:56:19,306 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:56:19,310 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:56:19,310 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:56:19,311 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:56:19,315 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:56:19,317 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:56:19,318 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:56:19,353 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:56:19,357 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:56:19,359 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:56:19,362 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:56:19,362 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:56:19,363 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:56:19,363 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:56:19,363 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:56:19,363 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:56:19,366 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:56:19,367 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:56:19,367 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:56:19,368 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:56:19,368 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:56:19,369 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:56:19,369 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:56:19,369 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:56:19,371 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:56:19,371 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:56:19,371 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:56:19,372 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:56:19,372 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:56:19,374 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:56:19,374 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:56:19,375 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:56:19,375 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:56:19,377 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:56:19,377 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:56:19,377 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:56:19,378 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 -> 1621a9c10a8ed956160f3fcad41017b11b5e052d [2019-11-24 20:56:19,920 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:56:19,949 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:56:19,955 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:56:19,957 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:56:19,960 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:56:19,961 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label23.c [2019-11-24 20:56:20,118 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f2f4a82ff/3849b2c250ea4d29bb23b53885d8446d/FLAGc8614a5a9 [2019-11-24 20:56:21,681 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:56:21,683 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label23.c [2019-11-24 20:56:21,747 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f2f4a82ff/3849b2c250ea4d29bb23b53885d8446d/FLAGc8614a5a9 [2019-11-24 20:56:21,787 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f2f4a82ff/3849b2c250ea4d29bb23b53885d8446d [2019-11-24 20:56:21,797 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:56:21,801 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:56:21,805 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:21,807 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:56:21,817 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:56:21,818 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:21" (1/1) ... [2019-11-24 20:56:21,827 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:21, skipping insertion in model container [2019-11-24 20:56:21,828 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:21" (1/1) ... [2019-11-24 20:56:21,844 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:56:22,044 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:56:24,310 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:24,325 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:56:25,427 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:25,474 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:56:25,479 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:25 WrapperNode [2019-11-24 20:56:25,479 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:25,481 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:25,484 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:56:25,484 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:56:25,503 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:25" (1/1) ... [2019-11-24 20:56:25,594 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:25" (1/1) ... [2019-11-24 20:56:26,189 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:26,193 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:56:26,194 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:56:26,194 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:56:26,219 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:25" (1/1) ... [2019-11-24 20:56:26,219 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:25" (1/1) ... [2019-11-24 20:56:26,300 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:25" (1/1) ... [2019-11-24 20:56:26,301 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:25" (1/1) ... [2019-11-24 20:56:26,578 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:25" (1/1) ... [2019-11-24 20:56:26,635 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:25" (1/1) ... [2019-11-24 20:56:26,782 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:25" (1/1) ... [2019-11-24 20:56:27,003 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:56:27,013 INFO L168 Benchmark]: Toolchain (without parser) took 5207.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 776.5 MB in the end (delta: 179.5 MB). Peak memory consumption was 179.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:27,016 INFO L168 Benchmark]: CDTParser took 0.94 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. [2019-11-24 20:56:27,018 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3675.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 873.9 MB in the end (delta: 76.3 MB). Peak memory consumption was 76.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:27,022 INFO L168 Benchmark]: Boogie Procedure Inliner took 712.46 ms. Allocated memory is still 1.0 GB. Free memory was 873.9 MB in the beginning and 810.9 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:27,027 INFO L168 Benchmark]: Boogie Preprocessor took 810.52 ms. Allocated memory is still 1.0 GB. Free memory was 810.9 MB in the beginning and 776.5 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:27,036 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.94 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 3675.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 873.9 MB in the end (delta: 76.3 MB). Peak memory consumption was 76.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 712.46 ms. Allocated memory is still 1.0 GB. Free memory was 873.9 MB in the beginning and 810.9 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 810.52 ms. Allocated memory is still 1.0 GB. Free memory was 810.9 MB in the beginning and 776.5 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 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 0.1.24-32f2683 [2019-11-24 20:56:31,155 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:56:31,161 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:56:31,187 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:56:31,189 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:56:31,191 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:56:31,193 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:56:31,217 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:56:31,223 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:56:31,227 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:56:31,230 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:56:31,237 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:56:31,238 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:56:31,246 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:56:31,247 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:56:31,253 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:56:31,256 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:56:31,258 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:56:31,263 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:56:31,272 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:56:31,282 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:56:31,287 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:56:31,289 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:56:31,294 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:56:31,301 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:56:31,301 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:56:31,303 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:56:31,307 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:56:31,308 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:56:31,309 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:56:31,311 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:56:31,312 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:56:31,314 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:56:31,318 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:56:31,320 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:56:31,323 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:56:31,324 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:56:31,325 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:56:31,327 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:56:31,329 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:56:31,330 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:56:31,333 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:56:31,374 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:56:31,374 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:56:31,377 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:56:31,379 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:56:31,379 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:56:31,380 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:56:31,382 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:56:31,382 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:56:31,382 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:56:31,383 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:56:31,384 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:56:31,384 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:56:31,385 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:56:31,386 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:56:31,386 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:56:31,387 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:56:31,390 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:56:31,390 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:56:31,391 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:56:31,391 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:56:31,391 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:56:31,391 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:56:31,392 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:56:31,392 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:56:31,392 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:56:31,393 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:56:31,395 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:56:31,395 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:56:31,395 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:56:31,396 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:56:31,397 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:56:31,398 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 -> 1621a9c10a8ed956160f3fcad41017b11b5e052d [2019-11-24 20:56:31,925 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:56:31,957 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:56:31,965 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:56:31,970 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:56:31,971 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:56:31,972 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label23.c [2019-11-24 20:56:32,129 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84924f59f/6808740192fb472d9b1dbc48d2f2596e/FLAG5eff7f981 [2019-11-24 20:56:33,706 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:56:33,709 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label23.c [2019-11-24 20:56:33,772 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84924f59f/6808740192fb472d9b1dbc48d2f2596e/FLAG5eff7f981 [2019-11-24 20:56:33,816 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84924f59f/6808740192fb472d9b1dbc48d2f2596e [2019-11-24 20:56:33,825 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:56:33,828 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:56:33,832 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:33,833 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:56:33,839 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:56:33,844 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:33" (1/1) ... [2019-11-24 20:56:33,851 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:33, skipping insertion in model container [2019-11-24 20:56:33,852 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:33" (1/1) ... [2019-11-24 20:56:33,870 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:56:34,069 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:56:36,599 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:36,615 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:56:37,851 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:37,905 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:56:37,909 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:37 WrapperNode [2019-11-24 20:56:37,910 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:37,911 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:37,911 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:56:37,913 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:56:37,933 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:37" (1/1) ... [2019-11-24 20:56:38,036 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:37" (1/1) ... [2019-11-24 20:56:38,313 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:38,317 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:56:38,317 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:56:38,318 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:56:38,339 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:37" (1/1) ... [2019-11-24 20:56:38,343 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:37" (1/1) ... [2019-11-24 20:56:38,390 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:37" (1/1) ... [2019-11-24 20:56:38,391 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:37" (1/1) ... [2019-11-24 20:56:38,565 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:37" (1/1) ... [2019-11-24 20:56:38,621 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:37" (1/1) ... [2019-11-24 20:56:38,671 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:37" (1/1) ... [2019-11-24 20:56:38,728 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:56:38,739 INFO L168 Benchmark]: Toolchain (without parser) took 4905.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 782.2 MB in the end (delta: 173.8 MB). Peak memory consumption was 173.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:38,742 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. [2019-11-24 20:56:38,746 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4078.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 822.3 MB in the end (delta: 127.9 MB). Peak memory consumption was 128.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:38,748 INFO L168 Benchmark]: Boogie Procedure Inliner took 405.74 ms. Allocated memory is still 1.0 GB. Free memory was 822.3 MB in the beginning and 799.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:38,753 INFO L168 Benchmark]: Boogie Preprocessor took 413.66 ms. Allocated memory is still 1.0 GB. Free memory was 799.4 MB in the beginning and 782.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:38,763 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 4078.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 822.3 MB in the end (delta: 127.9 MB). Peak memory consumption was 128.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 405.74 ms. Allocated memory is still 1.0 GB. Free memory was 822.3 MB in the beginning and 799.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 413.66 ms. Allocated memory is still 1.0 GB. Free memory was 799.4 MB in the beginning and 782.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...