./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem03_label56.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/Problem03_label56.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 653ec9aaf3783b4b37cca3e5ff87617c6477f454 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem03_label56.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 653ec9aaf3783b4b37cca3e5ff87617c6477f454 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:44:02,944 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:44:02,946 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:44:02,972 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:44:02,973 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:44:02,991 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:44:02,993 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:44:03,010 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:44:03,016 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:44:03,020 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:44:03,022 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:44:03,027 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:44:03,029 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:44:03,036 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:44:03,038 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:44:03,043 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:44:03,046 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:44:03,051 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:44:03,056 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:44:03,064 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:44:03,073 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:44:03,080 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:44:03,085 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:44:03,088 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:44:03,095 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:44:03,095 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:44:03,096 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:44:03,100 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:44:03,101 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:44:03,104 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:44:03,106 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:44:03,107 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:44:03,109 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:44:03,112 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:44:03,115 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:44:03,118 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:44:03,119 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:44:03,120 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:44:03,120 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:44:03,122 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:44:03,126 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:44:03,127 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:44:03,166 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:44:03,168 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:44:03,171 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:44:03,173 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:44:03,173 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:44:03,174 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:44:03,175 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:44:03,175 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:44:03,175 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:44:03,178 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:44:03,179 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:44:03,179 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:44:03,180 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:44:03,180 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:44:03,181 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:44:03,181 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:44:03,181 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:44:03,183 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:44:03,183 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:44:03,183 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:44:03,184 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:44:03,184 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:44:03,185 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:44:03,185 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:44:03,187 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:44:03,187 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:44:03,187 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:44:03,188 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:44:03,188 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 -> 653ec9aaf3783b4b37cca3e5ff87617c6477f454 [2019-11-27 15:44:03,810 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:44:03,842 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:44:03,849 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:44:03,852 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:44:03,855 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:44:03,856 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label56.c [2019-11-27 15:44:04,014 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef02b7e18/f6d6c48530b34b6699e170b88c2a97c5/FLAG742387e10 [2019-11-27 15:44:05,395 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:44:05,400 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label56.c [2019-11-27 15:44:05,467 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef02b7e18/f6d6c48530b34b6699e170b88c2a97c5/FLAG742387e10 [2019-11-27 15:44:05,511 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef02b7e18/f6d6c48530b34b6699e170b88c2a97c5 [2019-11-27 15:44:05,518 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:44:05,521 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:44:05,527 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:05,528 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:44:05,535 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:44:05,538 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:05" (1/1) ... [2019-11-27 15:44:05,546 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:05, skipping insertion in model container [2019-11-27 15:44:05,547 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:05" (1/1) ... [2019-11-27 15:44:05,559 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:44:05,738 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:44:07,226 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:07,247 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:44:07,827 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:07,877 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:44:07,879 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:07 WrapperNode [2019-11-27 15:44:07,880 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:07,881 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:07,884 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:44:07,884 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:44:07,908 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:07" (1/1) ... [2019-11-27 15:44:07,980 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:07" (1/1) ... [2019-11-27 15:44:08,165 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:08,168 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:44:08,169 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:44:08,169 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:44:08,191 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:07" (1/1) ... [2019-11-27 15:44:08,195 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:07" (1/1) ... [2019-11-27 15:44:08,211 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:07" (1/1) ... [2019-11-27 15:44:08,212 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:07" (1/1) ... [2019-11-27 15:44:08,309 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:07" (1/1) ... [2019-11-27 15:44:08,353 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:07" (1/1) ... [2019-11-27 15:44:08,384 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:07" (1/1) ... [2019-11-27 15:44:08,418 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:44:08,431 INFO L168 Benchmark]: Toolchain (without parser) took 2902.71 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 903.8 MB in the end (delta: 52.2 MB). Peak memory consumption was 52.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:08,432 INFO L168 Benchmark]: CDTParser took 0.39 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 15:44:08,434 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2353.63 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 926.7 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:08,438 INFO L168 Benchmark]: Boogie Procedure Inliner took 286.80 ms. Allocated memory is still 1.0 GB. Free memory was 926.7 MB in the beginning and 915.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:08,443 INFO L168 Benchmark]: Boogie Preprocessor took 252.18 ms. Allocated memory is still 1.0 GB. Free memory was 915.3 MB in the beginning and 903.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:08,453 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 2353.63 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 926.7 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 286.80 ms. Allocated memory is still 1.0 GB. Free memory was 926.7 MB in the beginning and 915.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 252.18 ms. Allocated memory is still 1.0 GB. Free memory was 915.3 MB in the beginning and 903.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 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 0.1.24-509859d [2019-11-27 15:44:12,651 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:44:12,653 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:44:12,681 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:44:12,683 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:44:12,685 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:44:12,702 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:44:12,709 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:44:12,725 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:44:12,729 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:44:12,732 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:44:12,736 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:44:12,739 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:44:12,743 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:44:12,748 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:44:12,751 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:44:12,756 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:44:12,760 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:44:12,764 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:44:12,773 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:44:12,781 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:44:12,788 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:44:12,790 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:44:12,796 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:44:12,812 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:44:12,812 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:44:12,813 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:44:12,816 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:44:12,819 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:44:12,820 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:44:12,821 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:44:12,825 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:44:12,826 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:44:12,829 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:44:12,831 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:44:12,833 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:44:12,834 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:44:12,836 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:44:12,836 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:44:12,839 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:44:12,844 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:44:12,845 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:44:12,887 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:44:12,887 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:44:12,892 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:44:12,893 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:44:12,893 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:44:12,895 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:44:12,895 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:44:12,898 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:44:12,898 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:44:12,899 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:44:12,900 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:44:12,900 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:44:12,901 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:44:12,901 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:44:12,903 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:44:12,903 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:44:12,903 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:44:12,905 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:44:12,906 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:44:12,906 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:44:12,907 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:44:12,907 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:44:12,907 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:44:12,909 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:44:12,909 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:44:12,909 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:44:12,911 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:44:12,911 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:44:12,911 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:44:12,912 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:44:12,915 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 -> 653ec9aaf3783b4b37cca3e5ff87617c6477f454 [2019-11-27 15:44:13,487 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:44:13,520 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:44:13,527 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:44:13,533 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:44:13,533 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:44:13,535 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label56.c [2019-11-27 15:44:13,706 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a8e522772/82c09e57929e499d87b6f35fbb472852/FLAG1ffff76f3 [2019-11-27 15:44:15,099 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:44:15,101 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label56.c [2019-11-27 15:44:15,143 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a8e522772/82c09e57929e499d87b6f35fbb472852/FLAG1ffff76f3 [2019-11-27 15:44:15,186 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a8e522772/82c09e57929e499d87b6f35fbb472852 [2019-11-27 15:44:15,197 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:44:15,204 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:44:15,205 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:15,207 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:44:15,213 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:44:15,218 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:15" (1/1) ... [2019-11-27 15:44:15,225 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:15, skipping insertion in model container [2019-11-27 15:44:15,226 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:15" (1/1) ... [2019-11-27 15:44:15,245 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:44:15,399 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:44:16,968 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:16,986 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:44:17,591 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:17,639 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:44:17,640 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:17 WrapperNode [2019-11-27 15:44:17,640 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:17,643 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:17,643 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:44:17,645 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:44:17,666 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:17" (1/1) ... [2019-11-27 15:44:17,747 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:17" (1/1) ... [2019-11-27 15:44:17,935 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:17,938 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:44:17,938 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:44:17,939 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:44:17,962 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:17" (1/1) ... [2019-11-27 15:44:17,965 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:17" (1/1) ... [2019-11-27 15:44:17,986 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:17" (1/1) ... [2019-11-27 15:44:17,987 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:17" (1/1) ... [2019-11-27 15:44:18,096 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:17" (1/1) ... [2019-11-27 15:44:18,139 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:17" (1/1) ... [2019-11-27 15:44:18,170 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:17" (1/1) ... [2019-11-27 15:44:18,206 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:44:18,217 INFO L168 Benchmark]: Toolchain (without parser) took 3010.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 892.5 MB in the end (delta: 67.8 MB). Peak memory consumption was 67.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:18,218 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:44:18,221 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2436.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 915.4 MB in the end (delta: 44.9 MB). Peak memory consumption was 44.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:18,222 INFO L168 Benchmark]: Boogie Procedure Inliner took 295.06 ms. Allocated memory is still 1.0 GB. Free memory was 915.4 MB in the beginning and 903.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:18,225 INFO L168 Benchmark]: Boogie Preprocessor took 268.51 ms. Allocated memory is still 1.0 GB. Free memory was 903.9 MB in the beginning and 892.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:18,238 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2436.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 915.4 MB in the end (delta: 44.9 MB). Peak memory consumption was 44.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 295.06 ms. Allocated memory is still 1.0 GB. Free memory was 915.4 MB in the beginning and 903.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 268.51 ms. Allocated memory is still 1.0 GB. Free memory was 903.9 MB in the beginning and 892.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...