./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label21.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/Problem18_label21.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 ee1f1f0f8691c22dd7d11d979c3057126e9e4d88 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_label21.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 ee1f1f0f8691c22dd7d11d979c3057126e9e4d88 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 20:57:06,065 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:57:06,070 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:57:06,107 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:57:06,108 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:57:06,112 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:57:06,115 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:57:06,132 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:57:06,135 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:57:06,143 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:57:06,144 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:57:06,152 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:57:06,153 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:57:06,159 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:57:06,163 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:57:06,167 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:57:06,171 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:57:06,175 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:57:06,181 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:57:06,189 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:57:06,196 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:57:06,203 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:57:06,208 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:57:06,210 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:57:06,217 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:57:06,218 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:57:06,219 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:57:06,223 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:57:06,224 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:57:06,225 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:57:06,227 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:57:06,231 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:57:06,232 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:57:06,236 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:57:06,237 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:57:06,240 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:57:06,241 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:57:06,242 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:57:06,242 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:57:06,243 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:57:06,248 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:57:06,249 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:57:06,288 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:57:06,292 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:57:06,294 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:57:06,297 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:57:06,297 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:57:06,298 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:57:06,298 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:57:06,298 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:57:06,299 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:57:06,300 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:57:06,301 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:57:06,301 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:57:06,303 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:57:06,303 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:57:06,304 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:57:06,304 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:57:06,306 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:57:06,306 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:57:06,306 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:57:06,307 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:57:06,307 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:57:06,307 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:57:06,309 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:57:06,309 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:57:06,309 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:57:06,310 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:57:06,312 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:57:06,312 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:57:06,312 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:57:06,313 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 -> ee1f1f0f8691c22dd7d11d979c3057126e9e4d88 [2019-11-24 20:57:06,876 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:57:06,903 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:57:06,910 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:57:06,913 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:57:06,915 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:57:06,916 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label21.c [2019-11-24 20:57:07,075 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ed27f8f5/fd350de929064e1f802efef0a298e000/FLAG15c376a57 [2019-11-24 20:57:08,663 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:57:08,664 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label21.c [2019-11-24 20:57:08,731 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ed27f8f5/fd350de929064e1f802efef0a298e000/FLAG15c376a57 [2019-11-24 20:57:08,770 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ed27f8f5/fd350de929064e1f802efef0a298e000 [2019-11-24 20:57:08,778 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:57:08,781 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:57:08,788 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:08,788 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:57:08,796 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:57:08,800 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:08" (1/1) ... [2019-11-24 20:57:08,809 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 24.11 08:57:08, skipping insertion in model container [2019-11-24 20:57:08,809 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:08" (1/1) ... [2019-11-24 20:57:08,829 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:57:09,058 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:57:11,375 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:11,388 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:57:12,534 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:12,595 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:57:12,600 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:12 WrapperNode [2019-11-24 20:57:12,601 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:12,602 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:12,604 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:57:12,604 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:57:12,626 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:12" (1/1) ... [2019-11-24 20:57:12,751 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:12" (1/1) ... [2019-11-24 20:57:13,186 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:13,187 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:57:13,189 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:57:13,189 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:57:13,211 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:12" (1/1) ... [2019-11-24 20:57:13,215 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:12" (1/1) ... [2019-11-24 20:57:13,279 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:12" (1/1) ... [2019-11-24 20:57:13,284 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:12" (1/1) ... [2019-11-24 20:57:13,446 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:12" (1/1) ... [2019-11-24 20:57:13,513 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:12" (1/1) ... [2019-11-24 20:57:13,565 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:12" (1/1) ... [2019-11-24 20:57:13,629 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:57:13,640 INFO L168 Benchmark]: Toolchain (without parser) took 4854.35 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 804.6 MB in the end (delta: 145.6 MB). Peak memory consumption was 145.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:13,641 INFO L168 Benchmark]: CDTParser took 2.10 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 20:57:13,645 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3813.49 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 873.5 MB in the end (delta: 76.8 MB). Peak memory consumption was 76.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:13,649 INFO L168 Benchmark]: Boogie Procedure Inliner took 585.01 ms. Allocated memory is still 1.0 GB. Free memory was 873.5 MB in the beginning and 833.4 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:13,652 INFO L168 Benchmark]: Boogie Preprocessor took 442.66 ms. Allocated memory is still 1.0 GB. Free memory was 833.4 MB in the beginning and 804.6 MB in the end (delta: 28.8 MB). Peak memory consumption was 28.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:13,662 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.10 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 3813.49 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 873.5 MB in the end (delta: 76.8 MB). Peak memory consumption was 76.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 585.01 ms. Allocated memory is still 1.0 GB. Free memory was 873.5 MB in the beginning and 833.4 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 442.66 ms. Allocated memory is still 1.0 GB. Free memory was 833.4 MB in the beginning and 804.6 MB in the end (delta: 28.8 MB). Peak memory consumption was 28.8 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 20:57:17,607 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:57:17,613 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:57:17,651 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:57:17,653 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:57:17,655 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:57:17,663 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:57:17,677 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:57:17,680 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:57:17,688 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:57:17,689 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:57:17,695 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:57:17,695 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:57:17,701 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:57:17,705 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:57:17,708 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:57:17,714 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:57:17,717 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:57:17,721 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:57:17,732 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:57:17,737 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:57:17,745 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:57:17,748 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:57:17,750 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:57:17,759 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:57:17,762 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:57:17,762 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:57:17,764 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:57:17,767 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:57:17,768 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:57:17,769 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:57:17,771 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:57:17,773 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:57:17,775 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:57:17,780 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:57:17,781 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:57:17,782 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:57:17,784 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:57:17,784 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:57:17,785 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:57:17,790 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:57:17,791 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:57:17,828 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:57:17,832 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:57:17,835 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:57:17,837 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:57:17,837 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:57:17,837 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:57:17,838 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:57:17,838 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:57:17,840 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:57:17,840 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:57:17,841 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:57:17,842 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:57:17,842 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:57:17,845 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:57:17,846 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:57:17,846 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:57:17,846 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:57:17,847 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:57:17,847 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:57:17,847 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:57:17,848 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:57:17,848 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:57:17,848 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:57:17,850 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:57:17,850 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:57:17,851 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:57:17,851 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:57:17,853 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:57:17,853 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:57:17,853 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:57:17,855 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:57:17,855 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 -> ee1f1f0f8691c22dd7d11d979c3057126e9e4d88 [2019-11-24 20:57:18,423 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:57:18,452 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:57:18,461 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:57:18,464 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:57:18,467 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:57:18,468 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label21.c [2019-11-24 20:57:18,623 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9aac7c5e4/013a063b54234d0a965d59d712dbfd0e/FLAGae2495348 [2019-11-24 20:57:20,373 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:57:20,377 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label21.c [2019-11-24 20:57:20,447 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9aac7c5e4/013a063b54234d0a965d59d712dbfd0e/FLAGae2495348 [2019-11-24 20:57:20,487 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9aac7c5e4/013a063b54234d0a965d59d712dbfd0e [2019-11-24 20:57:20,498 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:57:20,501 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:57:20,506 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:20,509 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:57:20,516 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:57:20,521 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:20" (1/1) ... [2019-11-24 20:57:20,528 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5323c1a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:20, skipping insertion in model container [2019-11-24 20:57:20,529 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:20" (1/1) ... [2019-11-24 20:57:20,554 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:57:20,848 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:57:23,535 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:23,552 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:57:24,720 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:24,784 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:57:24,785 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:24 WrapperNode [2019-11-24 20:57:24,788 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:24,789 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:24,789 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:57:24,791 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:57:24,812 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:24" (1/1) ... [2019-11-24 20:57:24,908 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:24" (1/1) ... [2019-11-24 20:57:25,184 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:25,186 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:57:25,186 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:57:25,187 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:57:25,209 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:24" (1/1) ... [2019-11-24 20:57:25,212 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:24" (1/1) ... [2019-11-24 20:57:25,265 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:24" (1/1) ... [2019-11-24 20:57:25,269 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:24" (1/1) ... [2019-11-24 20:57:25,417 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:24" (1/1) ... [2019-11-24 20:57:25,486 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:24" (1/1) ... [2019-11-24 20:57:25,525 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:24" (1/1) ... [2019-11-24 20:57:25,561 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:57:25,572 INFO L168 Benchmark]: Toolchain (without parser) took 5067.88 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 799.2 MB in the end (delta: 151.0 MB). Peak memory consumption was 151.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:25,576 INFO L168 Benchmark]: CDTParser took 2.91 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 20:57:25,578 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4282.49 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: 105.2 MB). Peak memory consumption was 105.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:25,579 INFO L168 Benchmark]: Boogie Procedure Inliner took 396.69 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:25,584 INFO L168 Benchmark]: Boogie Preprocessor took 379.72 ms. Allocated memory is still 1.0 GB. Free memory was 816.4 MB in the beginning and 799.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:25,596 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.91 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 4282.49 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: 105.2 MB). Peak memory consumption was 105.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 396.69 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 379.72 ms. Allocated memory is still 1.0 GB. Free memory was 816.4 MB in the beginning and 799.2 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...