./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem06_label38.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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/Problem06_label38.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 12c83830a665d90acea8923d32a581e8db2d350e .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem06_label38.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 12c83830a665d90acea8923d32a581e8db2d350e ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:25:01,149 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:25:01,153 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:25:01,177 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:25:01,177 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:25:01,181 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:25:01,183 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:25:01,195 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:25:01,202 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:25:01,204 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:25:01,209 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:25:01,211 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:25:01,211 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:25:01,215 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:25:01,215 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:25:01,219 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:25:01,220 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:25:01,223 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:25:01,225 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:25:01,228 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:25:01,235 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:25:01,240 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:25:01,242 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:25:01,245 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:25:01,251 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:25:01,252 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:25:01,252 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:25:01,257 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:25:01,257 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:25:01,259 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:25:01,259 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:25:01,259 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:25:01,262 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:25:01,263 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:25:01,267 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:25:01,267 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:25:01,268 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:25:01,268 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:25:01,269 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:25:01,269 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:25:01,270 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:25:01,272 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:25:01,302 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:25:01,302 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:25:01,306 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:25:01,308 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:25:01,308 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:25:01,308 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:25:01,309 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:25:01,309 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:25:01,309 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:25:01,309 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:25:01,310 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:25:01,310 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:25:01,313 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:25:01,313 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:25:01,313 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:25:01,314 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:25:01,314 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:25:01,314 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:25:01,314 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:25:01,314 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:25:01,315 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:25:01,315 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:25:01,315 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:25:01,315 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:25:01,315 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:25:01,318 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:25:01,318 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:25:01,318 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:25:01,318 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 -> 12c83830a665d90acea8923d32a581e8db2d350e [2019-11-27 09:25:01,806 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:25:01,823 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:25:01,829 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:25:01,833 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:25:01,834 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:25:01,834 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label38.c [2019-11-27 09:25:01,965 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1d3358af1/1fa4e5b6dd7a496897dec264ea7b9f69/FLAG60c668c4e [2019-11-27 09:25:03,407 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:25:03,411 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label38.c [2019-11-27 09:25:03,499 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1d3358af1/1fa4e5b6dd7a496897dec264ea7b9f69/FLAG60c668c4e [2019-11-27 09:25:03,995 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1d3358af1/1fa4e5b6dd7a496897dec264ea7b9f69 [2019-11-27 09:25:04,003 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:25:04,006 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:25:04,010 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:25:04,011 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:25:04,016 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:25:04,020 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:25:03" (1/1) ... [2019-11-27 09:25:04,025 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@762a845e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:04, skipping insertion in model container [2019-11-27 09:25:04,026 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:25:03" (1/1) ... [2019-11-27 09:25:04,040 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:25:04,396 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:25:07,515 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:25:07,527 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:25:09,368 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:25:09,454 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:25:09,458 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:09 WrapperNode [2019-11-27 09:25:09,459 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:25:09,460 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:25:09,463 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:25:09,463 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:25:09,475 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:09" (1/1) ... [2019-11-27 09:25:09,576 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:09" (1/1) ... [2019-11-27 09:25:10,031 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:25:10,035 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:25:10,035 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:25:10,036 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:25:10,052 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:09" (1/1) ... [2019-11-27 09:25:10,053 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:09" (1/1) ... [2019-11-27 09:25:10,110 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:09" (1/1) ... [2019-11-27 09:25:10,113 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:09" (1/1) ... [2019-11-27 09:25:10,321 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:09" (1/1) ... [2019-11-27 09:25:10,397 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:09" (1/1) ... [2019-11-27 09:25:10,457 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:09" (1/1) ... [2019-11-27 09:25:10,526 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:25:10,534 INFO L168 Benchmark]: Toolchain (without parser) took 6522.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 780.6 MB in the end (delta: 151.0 MB). Peak memory consumption was 151.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:10,535 INFO L168 Benchmark]: CDTParser took 2.27 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. [2019-11-27 09:25:10,537 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5449.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 907.0 MB in the end (delta: 24.6 MB). Peak memory consumption was 271.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:10,539 INFO L168 Benchmark]: Boogie Procedure Inliner took 574.94 ms. Allocated memory is still 1.0 GB. Free memory was 907.0 MB in the beginning and 831.3 MB in the end (delta: 75.8 MB). Peak memory consumption was 75.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:10,543 INFO L168 Benchmark]: Boogie Preprocessor took 491.26 ms. Allocated memory is still 1.0 GB. Free memory was 831.3 MB in the beginning and 780.6 MB in the end (delta: 50.7 MB). Peak memory consumption was 50.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:10,550 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.27 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 5449.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 907.0 MB in the end (delta: 24.6 MB). Peak memory consumption was 271.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 574.94 ms. Allocated memory is still 1.0 GB. Free memory was 907.0 MB in the beginning and 831.3 MB in the end (delta: 75.8 MB). Peak memory consumption was 75.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 491.26 ms. Allocated memory is still 1.0 GB. Free memory was 831.3 MB in the beginning and 780.6 MB in the end (delta: 50.7 MB). Peak memory consumption was 50.7 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-da95e15 [2019-11-27 09:25:13,350 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:25:13,355 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:25:13,383 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:25:13,384 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:25:13,385 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:25:13,387 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:25:13,401 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:25:13,407 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:25:13,411 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:25:13,412 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:25:13,416 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:25:13,419 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:25:13,421 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:25:13,422 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:25:13,427 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:25:13,428 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:25:13,429 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:25:13,431 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:25:13,438 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:25:13,443 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:25:13,450 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:25:13,451 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:25:13,452 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:25:13,458 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:25:13,459 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:25:13,459 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:25:13,463 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:25:13,464 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:25:13,464 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:25:13,465 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:25:13,465 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:25:13,467 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:25:13,471 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:25:13,472 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:25:13,472 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:25:13,475 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:25:13,476 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:25:13,476 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:25:13,477 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:25:13,478 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:25:13,480 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:25:13,508 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:25:13,511 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:25:13,513 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:25:13,513 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:25:13,514 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:25:13,515 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:25:13,515 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:25:13,515 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:25:13,515 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:25:13,518 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:25:13,519 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:25:13,519 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:25:13,519 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:25:13,520 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:25:13,520 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:25:13,520 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:25:13,520 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:25:13,520 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:25:13,521 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:25:13,521 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:25:13,521 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:25:13,523 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:25:13,523 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:25:13,523 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:25:13,523 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:25:13,524 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:25:13,524 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:25:13,524 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:25:13,524 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:25:13,526 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:25:13,527 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 -> 12c83830a665d90acea8923d32a581e8db2d350e [2019-11-27 09:25:13,972 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:25:13,989 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:25:13,995 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:25:13,997 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:25:13,999 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:25:14,002 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label38.c [2019-11-27 09:25:14,103 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1a97c7cb8/51cbdd0c3ba84de69942669a4e1fda22/FLAG31f6bf602 [2019-11-27 09:25:15,513 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:25:15,517 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label38.c [2019-11-27 09:25:15,604 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1a97c7cb8/51cbdd0c3ba84de69942669a4e1fda22/FLAG31f6bf602 [2019-11-27 09:25:15,636 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1a97c7cb8/51cbdd0c3ba84de69942669a4e1fda22 [2019-11-27 09:25:15,643 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:25:15,648 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:25:15,650 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:25:15,650 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:25:15,656 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:25:15,657 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:25:15" (1/1) ... [2019-11-27 09:25:15,664 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f65d96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:15, skipping insertion in model container [2019-11-27 09:25:15,664 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:25:15" (1/1) ... [2019-11-27 09:25:15,681 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:25:16,017 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:25:19,123 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:25:19,133 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:25:20,837 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:25:20,916 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:25:20,917 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:20 WrapperNode [2019-11-27 09:25:20,917 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:25:20,918 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:25:20,918 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:25:20,918 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:25:20,926 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:20" (1/1) ... [2019-11-27 09:25:21,043 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:20" (1/1) ... [2019-11-27 09:25:21,454 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:25:21,454 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:25:21,455 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:25:21,457 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:25:21,472 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:20" (1/1) ... [2019-11-27 09:25:21,472 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:20" (1/1) ... [2019-11-27 09:25:21,559 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:20" (1/1) ... [2019-11-27 09:25:21,563 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:20" (1/1) ... [2019-11-27 09:25:21,787 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:20" (1/1) ... [2019-11-27 09:25:21,849 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:20" (1/1) ... [2019-11-27 09:25:21,969 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:20" (1/1) ... [2019-11-27 09:25:22,096 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:25:22,104 INFO L168 Benchmark]: Toolchain (without parser) took 6454.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 930.2 MB in the beginning and 764.4 MB in the end (delta: 165.8 MB). Peak memory consumption was 165.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:22,105 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. [2019-11-27 09:25:22,106 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5267.76 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 930.2 MB in the beginning and 888.0 MB in the end (delta: 42.2 MB). Peak memory consumption was 266.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:22,107 INFO L168 Benchmark]: Boogie Procedure Inliner took 536.23 ms. Allocated memory is still 1.0 GB. Free memory was 888.0 MB in the beginning and 814.9 MB in the end (delta: 73.1 MB). Peak memory consumption was 73.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:22,111 INFO L168 Benchmark]: Boogie Preprocessor took 642.56 ms. Allocated memory is still 1.0 GB. Free memory was 814.9 MB in the beginning and 764.4 MB in the end (delta: 50.5 MB). Peak memory consumption was 50.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:22,117 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 5267.76 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 930.2 MB in the beginning and 888.0 MB in the end (delta: 42.2 MB). Peak memory consumption was 266.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 536.23 ms. Allocated memory is still 1.0 GB. Free memory was 888.0 MB in the beginning and 814.9 MB in the end (delta: 73.1 MB). Peak memory consumption was 73.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 642.56 ms. Allocated memory is still 1.0 GB. Free memory was 814.9 MB in the beginning and 764.4 MB in the end (delta: 50.5 MB). Peak memory consumption was 50.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...