./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem03_label50.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem03_label50.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 9dc8301382937bd250c804b76dde449bc2d34eb7 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label50.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 9dc8301382937bd250c804b76dde449bc2d34eb7 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:40:57,013 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:40:57,018 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:40:57,045 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:40:57,047 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:40:57,056 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:40:57,061 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:40:57,077 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:40:57,081 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:40:57,089 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:40:57,090 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:40:57,097 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:40:57,098 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:40:57,105 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:40:57,108 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:40:57,112 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:40:57,116 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:40:57,121 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:40:57,125 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:40:57,135 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:40:57,144 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:40:57,150 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:40:57,153 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:40:57,157 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:40:57,165 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:40:57,168 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:40:57,168 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:40:57,171 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:40:57,172 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:40:57,177 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:40:57,177 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:40:57,178 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:40:57,179 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:40:57,182 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:40:57,187 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:40:57,187 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:40:57,192 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:40:57,192 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:40:57,193 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:40:57,194 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:40:57,195 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:40:57,196 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:40:57,244 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:40:57,244 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:40:57,247 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:40:57,250 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:40:57,250 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:40:57,251 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:40:57,251 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:40:57,251 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:40:57,253 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:40:57,253 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:40:57,255 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:40:57,255 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:40:57,256 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:40:57,259 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:40:57,260 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:40:57,260 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:40:57,260 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:40:57,260 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:40:57,261 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:40:57,261 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:40:57,261 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:40:57,262 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:40:57,262 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:40:57,262 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:40:57,265 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:40:57,265 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:40:57,265 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:40:57,266 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:40:57,266 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:40:57,266 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 -> 9dc8301382937bd250c804b76dde449bc2d34eb7 [2019-11-24 20:40:57,849 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:40:57,884 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:40:57,891 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:40:57,893 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:40:57,897 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:40:57,899 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label50.c [2019-11-24 20:40:58,068 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0c532713/a974bc73598046158ec6c9bceaf6f2d9/FLAGfd218fffa [2019-11-24 20:40:59,460 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:40:59,463 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label50.c [2019-11-24 20:40:59,507 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0c532713/a974bc73598046158ec6c9bceaf6f2d9/FLAGfd218fffa [2019-11-24 20:40:59,545 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0c532713/a974bc73598046158ec6c9bceaf6f2d9 [2019-11-24 20:40:59,550 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:40:59,552 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:40:59,567 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:59,567 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:40:59,575 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:40:59,580 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:59" (1/1) ... [2019-11-24 20:40:59,588 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 24.11 08:40:59, skipping insertion in model container [2019-11-24 20:40:59,588 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:59" (1/1) ... [2019-11-24 20:40:59,606 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:40:59,769 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:41:01,255 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:41:01,270 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:41:01,842 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:41:01,890 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:41:01,892 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:01 WrapperNode [2019-11-24 20:41:01,894 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:41:01,895 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:41:01,896 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:41:01,896 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:41:01,916 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:01" (1/1) ... [2019-11-24 20:41:01,987 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:01" (1/1) ... [2019-11-24 20:41:02,167 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:41:02,168 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:41:02,170 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:41:02,170 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:41:02,191 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:01" (1/1) ... [2019-11-24 20:41:02,194 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:01" (1/1) ... [2019-11-24 20:41:02,205 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:01" (1/1) ... [2019-11-24 20:41:02,208 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:01" (1/1) ... [2019-11-24 20:41:02,298 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:01" (1/1) ... [2019-11-24 20:41:02,347 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:01" (1/1) ... [2019-11-24 20:41:02,381 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:01" (1/1) ... [2019-11-24 20:41:02,412 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:41:02,423 INFO L168 Benchmark]: Toolchain (without parser) took 2865.95 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 903.7 MB in the end (delta: 52.2 MB). Peak memory consumption was 52.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:02,424 INFO L168 Benchmark]: CDTParser took 2.73 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:41:02,427 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2327.47 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 926.6 MB in the end (delta: 29.3 MB). Peak memory consumption was 29.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:02,430 INFO L168 Benchmark]: Boogie Procedure Inliner took 272.46 ms. Allocated memory is still 1.0 GB. Free memory was 926.6 MB in the beginning and 915.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:02,433 INFO L168 Benchmark]: Boogie Preprocessor took 244.57 ms. Allocated memory is still 1.0 GB. Free memory was 915.2 MB in the beginning and 903.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:02,445 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.73 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 2327.47 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 926.6 MB in the end (delta: 29.3 MB). Peak memory consumption was 29.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 272.46 ms. Allocated memory is still 1.0 GB. Free memory was 926.6 MB in the beginning and 915.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 244.57 ms. Allocated memory is still 1.0 GB. Free memory was 915.2 MB in the beginning and 903.7 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 0.1.24-32f2683 [2019-11-24 20:41:06,369 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:41:06,375 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:41:06,405 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:41:06,407 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:41:06,409 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:41:06,412 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:41:06,440 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:41:06,444 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:41:06,448 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:41:06,450 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:41:06,457 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:41:06,457 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:41:06,465 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:41:06,467 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:41:06,471 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:41:06,475 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:41:06,481 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:41:06,486 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:41:06,494 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:41:06,504 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:41:06,509 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:41:06,511 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:41:06,516 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:41:06,524 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:41:06,526 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:41:06,526 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:41:06,530 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:41:06,531 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:41:06,532 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:41:06,534 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:41:06,536 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:41:06,537 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:41:06,542 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:41:06,544 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:41:06,544 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:41:06,548 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:41:06,548 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:41:06,548 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:41:06,553 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:41:06,555 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:41:06,556 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:41:06,597 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:41:06,597 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:41:06,602 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:41:06,605 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:41:06,605 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:41:06,606 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:41:06,606 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:41:06,606 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:41:06,606 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:41:06,607 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:41:06,608 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:41:06,611 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:41:06,611 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:41:06,612 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:41:06,612 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:41:06,612 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:41:06,613 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:41:06,613 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:41:06,616 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:41:06,616 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:41:06,617 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:41:06,617 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:41:06,617 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:41:06,618 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:41:06,618 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:41:06,618 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:41:06,619 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:41:06,621 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:41:06,621 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:41:06,621 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:41:06,623 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:41:06,623 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 -> 9dc8301382937bd250c804b76dde449bc2d34eb7 [2019-11-24 20:41:07,222 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:41:07,252 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:41:07,256 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:41:07,264 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:41:07,265 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:41:07,267 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label50.c [2019-11-24 20:41:07,422 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f81b7e5fe/b089b392c8124d90b18a964f4169af84/FLAG3f6bb6d08 [2019-11-24 20:41:08,685 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:41:08,686 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label50.c [2019-11-24 20:41:08,730 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f81b7e5fe/b089b392c8124d90b18a964f4169af84/FLAG3f6bb6d08 [2019-11-24 20:41:08,769 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f81b7e5fe/b089b392c8124d90b18a964f4169af84 [2019-11-24 20:41:08,779 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:41:08,785 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:41:08,787 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:41:08,790 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:41:08,797 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:41:08,798 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:41:08" (1/1) ... [2019-11-24 20:41:08,808 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@231fc69b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:08, skipping insertion in model container [2019-11-24 20:41:08,809 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:41:08" (1/1) ... [2019-11-24 20:41:08,829 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:41:08,983 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:41:10,564 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:41:10,585 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:41:11,224 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:41:11,277 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:41:11,280 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:11 WrapperNode [2019-11-24 20:41:11,280 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:41:11,283 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:41:11,285 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:41:11,287 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:41:11,315 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:11" (1/1) ... [2019-11-24 20:41:11,399 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:11" (1/1) ... [2019-11-24 20:41:11,596 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:41:11,599 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:41:11,600 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:41:11,600 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:41:11,624 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:11" (1/1) ... [2019-11-24 20:41:11,626 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:11" (1/1) ... [2019-11-24 20:41:11,648 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:11" (1/1) ... [2019-11-24 20:41:11,649 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:11" (1/1) ... [2019-11-24 20:41:11,753 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:11" (1/1) ... [2019-11-24 20:41:11,801 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:11" (1/1) ... [2019-11-24 20:41:11,828 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:11" (1/1) ... [2019-11-24 20:41:11,850 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:41:11,860 INFO L168 Benchmark]: Toolchain (without parser) took 3068.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 896.8 MB in the end (delta: 64.9 MB). Peak memory consumption was 65.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:11,861 INFO L168 Benchmark]: CDTParser took 0.46 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. [2019-11-24 20:41:11,863 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2495.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 919.7 MB in the end (delta: 42.0 MB). Peak memory consumption was 42.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:11,866 INFO L168 Benchmark]: Boogie Procedure Inliner took 316.52 ms. Allocated memory is still 1.0 GB. Free memory was 919.7 MB in the beginning and 908.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:11,870 INFO L168 Benchmark]: Boogie Preprocessor took 250.72 ms. Allocated memory is still 1.0 GB. Free memory was 908.2 MB in the beginning and 896.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:11,881 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 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 2495.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 919.7 MB in the end (delta: 42.0 MB). Peak memory consumption was 42.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 316.52 ms. Allocated memory is still 1.0 GB. Free memory was 919.7 MB in the beginning and 908.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 250.72 ms. Allocated memory is still 1.0 GB. Free memory was 908.2 MB in the beginning and 896.8 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...