./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label02.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/Problem18_label02.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 736ea886182ad51b4fe3dfe4eec65fec3c8c1a98 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem18_label02.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 736ea886182ad51b4fe3dfe4eec65fec3c8c1a98 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:59:56,015 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:59:56,021 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:59:56,047 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:59:56,049 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:59:56,051 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:59:56,053 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:59:56,081 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:59:56,087 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:59:56,090 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:59:56,096 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:59:56,098 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:59:56,102 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:59:56,106 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:59:56,111 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:59:56,113 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:59:56,119 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:59:56,122 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:59:56,128 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:59:56,136 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:59:56,145 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:59:56,153 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:59:56,155 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:59:56,161 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:59:56,168 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:59:56,169 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:59:56,169 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:59:56,174 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:59:56,175 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:59:56,176 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:59:56,178 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:59:56,179 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:59:56,182 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:59:56,184 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:59:56,188 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:59:56,189 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:59:56,192 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:59:56,193 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:59:56,193 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:59:56,195 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:59:56,200 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:59:56,203 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:59:56,242 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:59:56,243 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:59:56,248 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:59:56,249 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:59:56,249 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:59:56,250 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:59:56,250 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:59:56,252 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:59:56,252 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:59:56,252 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:59:56,254 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:59:56,254 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:59:56,257 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:59:56,257 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:59:56,258 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:59:56,258 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:59:56,258 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:59:56,259 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:59:56,259 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:59:56,262 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:59:56,262 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:59:56,262 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:59:56,263 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:59:56,263 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:59:56,263 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:59:56,264 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:59:56,264 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:59:56,264 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:59:56,267 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 -> 736ea886182ad51b4fe3dfe4eec65fec3c8c1a98 [2019-11-27 15:59:56,856 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:59:56,886 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:59:56,895 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:59:56,898 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:59:56,900 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:59:56,903 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label02.c [2019-11-27 15:59:57,066 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e1f10cf7c/4f80c4cbd6934c2b9045cd4f778e084e/FLAG4108fdf24 [2019-11-27 15:59:58,671 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:59:58,673 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label02.c [2019-11-27 15:59:58,732 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e1f10cf7c/4f80c4cbd6934c2b9045cd4f778e084e/FLAG4108fdf24 [2019-11-27 15:59:58,773 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e1f10cf7c/4f80c4cbd6934c2b9045cd4f778e084e [2019-11-27 15:59:58,783 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:59:58,785 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:59:58,790 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:58,791 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:59:58,800 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:59:58,802 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:58" (1/1) ... [2019-11-27 15:59:58,810 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc0b2b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:58, skipping insertion in model container [2019-11-27 15:59:58,811 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:58" (1/1) ... [2019-11-27 15:59:58,829 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:59:59,056 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:00:01,465 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:01,479 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:00:02,878 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:02,944 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:00:02,947 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:02 WrapperNode [2019-11-27 16:00:02,950 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:02,951 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:02,953 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:00:02,953 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:00:02,972 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:02" (1/1) ... [2019-11-27 16:00:03,064 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:02" (1/1) ... [2019-11-27 16:00:03,488 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:03,493 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:00:03,493 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:00:03,493 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:00:03,516 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:02" (1/1) ... [2019-11-27 16:00:03,521 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:02" (1/1) ... [2019-11-27 16:00:03,621 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:02" (1/1) ... [2019-11-27 16:00:03,624 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:02" (1/1) ... [2019-11-27 16:00:03,896 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:02" (1/1) ... [2019-11-27 16:00:03,959 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:02" (1/1) ... [2019-11-27 16:00:04,021 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:02" (1/1) ... [2019-11-27 16:00:04,122 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:00:04,131 INFO L168 Benchmark]: Toolchain (without parser) took 5339.42 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 803.8 MB in the end (delta: 146.4 MB). Peak memory consumption was 146.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:04,132 INFO L168 Benchmark]: CDTParser took 0.41 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 16:00:04,135 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4160.75 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 873.6 MB in the end (delta: 76.6 MB). Peak memory consumption was 76.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:04,138 INFO L168 Benchmark]: Boogie Procedure Inliner took 541.33 ms. Allocated memory is still 1.0 GB. Free memory was 873.6 MB in the beginning and 827.3 MB in the end (delta: 46.4 MB). Peak memory consumption was 46.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:04,142 INFO L168 Benchmark]: Boogie Preprocessor took 629.39 ms. Allocated memory is still 1.0 GB. Free memory was 827.3 MB in the beginning and 803.8 MB in the end (delta: 23.4 MB). Peak memory consumption was 23.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:04,155 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 4160.75 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 873.6 MB in the end (delta: 76.6 MB). Peak memory consumption was 76.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 541.33 ms. Allocated memory is still 1.0 GB. Free memory was 873.6 MB in the beginning and 827.3 MB in the end (delta: 46.4 MB). Peak memory consumption was 46.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 629.39 ms. Allocated memory is still 1.0 GB. Free memory was 827.3 MB in the beginning and 803.8 MB in the end (delta: 23.4 MB). Peak memory consumption was 23.4 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 0.1.24-509859d [2019-11-27 16:00:08,069 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:00:08,075 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:00:08,108 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:00:08,110 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:00:08,113 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:00:08,116 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:00:08,121 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:00:08,140 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:00:08,146 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:00:08,148 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:00:08,150 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:00:08,152 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:00:08,156 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:00:08,157 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:00:08,162 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:00:08,164 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:00:08,166 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:00:08,174 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:00:08,180 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:00:08,195 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:00:08,199 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:00:08,204 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:00:08,208 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:00:08,218 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:00:08,219 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:00:08,219 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:00:08,221 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:00:08,224 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:00:08,226 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:00:08,227 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:00:08,228 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:00:08,230 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:00:08,234 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:00:08,238 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:00:08,239 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:00:08,242 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:00:08,242 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:00:08,243 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:00:08,248 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:00:08,254 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:00:08,255 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:00:08,294 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:00:08,297 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:00:08,300 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:00:08,302 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:00:08,302 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:00:08,302 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:00:08,304 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:00:08,304 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:00:08,304 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:00:08,305 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:00:08,308 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:00:08,308 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:00:08,309 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:00:08,309 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:00:08,309 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:00:08,310 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:00:08,311 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:00:08,311 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:00:08,311 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:00:08,313 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:00:08,313 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:00:08,313 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:00:08,315 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:00:08,315 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:00:08,315 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:00:08,316 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:00:08,318 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:00:08,318 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:00:08,318 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:00:08,319 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:00:08,320 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 -> 736ea886182ad51b4fe3dfe4eec65fec3c8c1a98 [2019-11-27 16:00:08,944 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:00:08,978 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:00:08,985 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:00:08,989 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:00:08,990 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:00:08,992 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label02.c [2019-11-27 16:00:09,184 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/142cae79f/7c6d6336a6574129bae2dbe97e92fa5a/FLAGd0f38a2c5 [2019-11-27 16:00:10,779 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:00:10,781 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label02.c [2019-11-27 16:00:10,852 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/142cae79f/7c6d6336a6574129bae2dbe97e92fa5a/FLAGd0f38a2c5 [2019-11-27 16:00:10,895 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/142cae79f/7c6d6336a6574129bae2dbe97e92fa5a [2019-11-27 16:00:10,908 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:00:10,913 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:00:10,914 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:10,918 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:00:10,922 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:00:10,929 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:10" (1/1) ... [2019-11-27 16:00:10,935 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:10, skipping insertion in model container [2019-11-27 16:00:10,935 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:10" (1/1) ... [2019-11-27 16:00:10,955 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:00:11,200 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:00:13,691 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:13,707 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:00:14,981 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:15,050 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:00:15,053 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:15 WrapperNode [2019-11-27 16:00:15,055 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:15,056 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:15,058 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:00:15,058 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:00:15,081 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:15" (1/1) ... [2019-11-27 16:00:15,214 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:15" (1/1) ... [2019-11-27 16:00:15,592 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:15,593 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:00:15,593 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:00:15,594 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:00:15,620 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:15" (1/1) ... [2019-11-27 16:00:15,624 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:15" (1/1) ... [2019-11-27 16:00:15,666 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:15" (1/1) ... [2019-11-27 16:00:15,669 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:15" (1/1) ... [2019-11-27 16:00:15,846 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:15" (1/1) ... [2019-11-27 16:00:15,915 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:15" (1/1) ... [2019-11-27 16:00:15,972 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:15" (1/1) ... [2019-11-27 16:00:16,047 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:00:16,056 INFO L168 Benchmark]: Toolchain (without parser) took 5137.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 799.3 MB in the end (delta: 151.0 MB). Peak memory consumption was 151.0 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:16,057 INFO L168 Benchmark]: CDTParser took 2.47 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 16:00:16,060 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4140.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 845.1 MB in the end (delta: 105.1 MB). Peak memory consumption was 105.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:16,062 INFO L168 Benchmark]: Boogie Procedure Inliner took 536.84 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:16,068 INFO L168 Benchmark]: Boogie Preprocessor took 454.26 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 799.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:16,078 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.47 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 4140.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 845.1 MB in the end (delta: 105.1 MB). Peak memory consumption was 105.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 536.84 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 454.26 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 799.3 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...