./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label16.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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/Problem15_label16.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 f29aa323a0a92d5a9d9b59bc37634431cad4c2bd .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem15_label16.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 f29aa323a0a92d5a9d9b59bc37634431cad4c2bd ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:41:01,033 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:41:01,037 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:41:01,068 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:41:01,069 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:41:01,076 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:41:01,081 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:41:01,099 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:41:01,101 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:41:01,106 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:41:01,110 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:41:01,115 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:41:01,116 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:41:01,120 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:41:01,126 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:41:01,128 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:41:01,133 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:41:01,136 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:41:01,139 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:41:01,148 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:41:01,155 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:41:01,164 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:41:01,165 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:41:01,170 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:41:01,177 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:41:01,179 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:41:01,179 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:41:01,183 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:41:01,184 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:41:01,187 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:41:01,187 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:41:01,188 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:41:01,189 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:41:01,193 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:41:01,195 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:41:01,198 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:41:01,199 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:41:01,200 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:41:01,203 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:41:01,204 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:41:01,206 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:41:01,207 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:41:01,245 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:41:01,245 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:41:01,250 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:41:01,251 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:41:01,251 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:41:01,252 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:41:01,253 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:41:01,253 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:41:01,253 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:41:01,256 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:41:01,257 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:41:01,258 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:41:01,258 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:41:01,258 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:41:01,259 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:41:01,259 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:41:01,259 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:41:01,262 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:41:01,262 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:41:01,262 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:41:01,263 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:41:01,263 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:41:01,263 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:41:01,264 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:41:01,264 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:41:01,267 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:41:01,267 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:41:01,267 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:41:01,268 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 -> f29aa323a0a92d5a9d9b59bc37634431cad4c2bd [2019-11-25 22:41:01,794 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:41:01,826 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:41:01,830 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:41:01,834 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:41:01,838 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:41:01,839 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label16.c [2019-11-25 22:41:02,005 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ecafcdbe/a27c754c06764fd19ce9deb4b024616c/FLAGe94449382 [2019-11-25 22:41:03,440 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:41:03,442 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label16.c [2019-11-25 22:41:03,489 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ecafcdbe/a27c754c06764fd19ce9deb4b024616c/FLAGe94449382 [2019-11-25 22:41:03,530 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ecafcdbe/a27c754c06764fd19ce9deb4b024616c [2019-11-25 22:41:03,537 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:41:03,541 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:41:03,547 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:03,547 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:41:03,555 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:41:03,557 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:03" (1/1) ... [2019-11-25 22:41:03,566 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 25.11 10:41:03, skipping insertion in model container [2019-11-25 22:41:03,567 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:03" (1/1) ... [2019-11-25 22:41:03,589 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:41:03,776 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:41:05,531 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:05,544 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:41:06,194 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:06,238 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:41:06,240 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:06 WrapperNode [2019-11-25 22:41:06,241 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:06,242 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:06,245 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:41:06,245 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:41:06,264 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:06" (1/1) ... [2019-11-25 22:41:06,335 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:06" (1/1) ... [2019-11-25 22:41:06,697 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:06,702 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:41:06,702 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:41:06,702 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:41:06,724 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:06" (1/1) ... [2019-11-25 22:41:06,727 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:06" (1/1) ... [2019-11-25 22:41:06,777 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:06" (1/1) ... [2019-11-25 22:41:06,782 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:06" (1/1) ... [2019-11-25 22:41:06,953 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:06" (1/1) ... [2019-11-25 22:41:07,009 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:06" (1/1) ... [2019-11-25 22:41:07,104 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:06" (1/1) ... [2019-11-25 22:41:07,192 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:41:07,202 INFO L168 Benchmark]: Toolchain (without parser) took 3655.66 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 857.6 MB in the end (delta: 98.2 MB). Peak memory consumption was 98.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:07,203 INFO L168 Benchmark]: CDTParser took 0.31 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. [2019-11-25 22:41:07,207 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2695.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 915.0 MB in the end (delta: 40.9 MB). Peak memory consumption was 40.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:07,209 INFO L168 Benchmark]: Boogie Procedure Inliner took 458.79 ms. Allocated memory is still 1.0 GB. Free memory was 915.0 MB in the beginning and 880.6 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:07,214 INFO L168 Benchmark]: Boogie Preprocessor took 492.08 ms. Allocated memory is still 1.0 GB. Free memory was 880.6 MB in the beginning and 857.6 MB in the end (delta: 23.0 MB). Peak memory consumption was 23.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:07,224 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 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 2695.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 915.0 MB in the end (delta: 40.9 MB). Peak memory consumption was 40.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 458.79 ms. Allocated memory is still 1.0 GB. Free memory was 915.0 MB in the beginning and 880.6 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 492.08 ms. Allocated memory is still 1.0 GB. Free memory was 880.6 MB in the beginning and 857.6 MB in the end (delta: 23.0 MB). Peak memory consumption was 23.0 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 0.1.24-65d6cd2 [2019-11-25 22:41:10,986 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:41:10,991 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:41:11,021 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:41:11,023 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:41:11,025 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:41:11,028 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:41:11,051 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:41:11,057 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:41:11,062 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:41:11,064 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:41:11,069 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:41:11,070 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:41:11,078 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:41:11,080 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:41:11,085 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:41:11,087 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:41:11,090 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:41:11,098 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:41:11,106 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:41:11,112 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:41:11,119 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:41:11,123 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:41:11,126 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:41:11,133 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:41:11,134 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:41:11,135 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:41:11,139 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:41:11,139 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:41:11,141 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:41:11,143 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:41:11,144 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:41:11,145 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:41:11,150 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:41:11,152 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:41:11,152 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:41:11,153 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:41:11,153 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:41:11,156 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:41:11,157 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:41:11,158 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:41:11,161 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:41:11,198 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:41:11,199 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:41:11,203 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:41:11,203 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:41:11,204 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:41:11,205 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:41:11,205 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:41:11,208 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:41:11,208 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:41:11,208 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:41:11,210 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:41:11,210 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:41:11,210 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:41:11,211 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:41:11,211 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:41:11,214 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:41:11,214 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:41:11,214 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:41:11,215 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:41:11,215 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:41:11,215 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:41:11,216 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:41:11,216 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:41:11,219 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:41:11,219 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:41:11,219 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:41:11,220 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:41:11,220 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:41:11,220 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:41:11,221 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:41:11,222 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 -> f29aa323a0a92d5a9d9b59bc37634431cad4c2bd [2019-11-25 22:41:11,769 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:41:11,798 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:41:11,806 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:41:11,810 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:41:11,813 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:41:11,815 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label16.c [2019-11-25 22:41:11,962 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/31cb82720/a131facf3a84430da38ecb10bf8a1aa8/FLAG2775235dc [2019-11-25 22:41:13,382 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:41:13,383 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label16.c [2019-11-25 22:41:13,433 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/31cb82720/a131facf3a84430da38ecb10bf8a1aa8/FLAG2775235dc [2019-11-25 22:41:13,608 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/31cb82720/a131facf3a84430da38ecb10bf8a1aa8 [2019-11-25 22:41:13,617 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:41:13,621 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:41:13,624 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:13,629 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:41:13,633 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:41:13,638 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:13" (1/1) ... [2019-11-25 22:41:13,645 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fd97aa8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:13, skipping insertion in model container [2019-11-25 22:41:13,647 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:13" (1/1) ... [2019-11-25 22:41:13,666 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:41:13,828 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:41:15,733 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:15,748 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:41:16,453 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:16,496 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:41:16,502 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:16 WrapperNode [2019-11-25 22:41:16,502 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:16,503 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:16,504 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:41:16,504 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:41:16,524 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:16" (1/1) ... [2019-11-25 22:41:16,601 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:16" (1/1) ... [2019-11-25 22:41:16,844 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:16,848 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:41:16,848 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:41:16,849 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:41:16,869 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:16" (1/1) ... [2019-11-25 22:41:16,872 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:16" (1/1) ... [2019-11-25 22:41:16,903 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:16" (1/1) ... [2019-11-25 22:41:16,906 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:16" (1/1) ... [2019-11-25 22:41:17,043 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:16" (1/1) ... [2019-11-25 22:41:17,095 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:16" (1/1) ... [2019-11-25 22:41:17,131 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:16" (1/1) ... [2019-11-25 22:41:17,178 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:41:17,188 INFO L168 Benchmark]: Toolchain (without parser) took 3561.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 857.8 MB in the end (delta: 98.1 MB). Peak memory consumption was 98.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:17,189 INFO L168 Benchmark]: CDTParser took 1.12 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. [2019-11-25 22:41:17,194 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2878.70 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 886.5 MB in the end (delta: 69.5 MB). Peak memory consumption was 69.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:17,195 INFO L168 Benchmark]: Boogie Procedure Inliner took 344.16 ms. Allocated memory is still 1.0 GB. Free memory was 886.5 MB in the beginning and 875.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:17,197 INFO L168 Benchmark]: Boogie Preprocessor took 331.61 ms. Allocated memory is still 1.0 GB. Free memory was 875.0 MB in the beginning and 857.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:17,209 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.12 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 2878.70 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 886.5 MB in the end (delta: 69.5 MB). Peak memory consumption was 69.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 344.16 ms. Allocated memory is still 1.0 GB. Free memory was 886.5 MB in the beginning and 875.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 331.61 ms. Allocated memory is still 1.0 GB. Free memory was 875.0 MB in the beginning and 857.8 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...