./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label22.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/Problem04_label22.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 c4f9c450fa5cc00b7fbcc1fc0d1256ad17aef5bd ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem04_label22.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 c4f9c450fa5cc00b7fbcc1fc0d1256ad17aef5bd ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 20:41:15,044 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:41:15,048 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:41:15,072 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:41:15,074 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:41:15,076 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:41:15,078 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:41:15,091 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:41:15,098 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:41:15,102 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:41:15,103 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:41:15,109 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:41:15,109 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:41:15,111 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:41:15,112 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:41:15,116 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:41:15,117 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:41:15,118 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:41:15,124 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:41:15,127 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:41:15,133 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:41:15,139 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:41:15,141 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:41:15,144 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:41:15,149 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:41:15,150 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:41:15,150 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:41:15,152 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:41:15,152 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:41:15,153 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:41:15,156 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:41:15,157 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:41:15,157 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:41:15,159 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:41:15,162 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:41:15,163 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:41:15,163 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:41:15,164 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:41:15,164 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:41:15,167 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:41:15,169 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:41:15,169 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:41:15,197 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:41:15,198 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:41:15,202 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:41:15,202 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:41:15,202 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:41:15,202 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:41:15,203 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:41:15,203 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:41:15,206 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:41:15,206 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:41:15,207 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:41:15,207 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:41:15,207 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:41:15,208 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:41:15,208 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:41:15,208 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:41:15,208 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:41:15,209 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:41:15,209 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:41:15,209 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:41:15,209 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:41:15,209 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:41:15,210 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:41:15,211 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:41:15,211 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:41:15,211 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:41:15,211 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:41:15,213 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:41:15,213 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:41:15,213 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 -> c4f9c450fa5cc00b7fbcc1fc0d1256ad17aef5bd [2019-11-24 20:41:15,657 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:41:15,677 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:41:15,681 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:41:15,683 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:41:15,687 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:41:15,688 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label22.c [2019-11-24 20:41:15,790 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b7d6a0555/66c2b7c4676e42e49d098e13399e8996/FLAG86721b08f [2019-11-24 20:41:16,929 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:41:16,931 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label22.c [2019-11-24 20:41:16,982 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b7d6a0555/66c2b7c4676e42e49d098e13399e8996/FLAG86721b08f [2019-11-24 20:41:17,299 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b7d6a0555/66c2b7c4676e42e49d098e13399e8996 [2019-11-24 20:41:17,308 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:41:17,313 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:41:17,316 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:41:17,316 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:41:17,322 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:41:17,323 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:41:17" (1/1) ... [2019-11-24 20:41:17,332 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@212f942a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:17, skipping insertion in model container [2019-11-24 20:41:17,332 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:41:17" (1/1) ... [2019-11-24 20:41:17,344 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:41:17,551 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:41:19,848 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:41:19,858 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:41:20,827 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:41:20,894 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:41:20,898 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:20 WrapperNode [2019-11-24 20:41:20,898 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:41:20,899 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:41:20,899 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:41:20,899 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:41:20,912 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:20" (1/1) ... [2019-11-24 20:41:20,995 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:20" (1/1) ... [2019-11-24 20:41:21,260 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:41:21,260 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:41:21,261 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:41:21,261 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:41:21,274 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:20" (1/1) ... [2019-11-24 20:41:21,276 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:20" (1/1) ... [2019-11-24 20:41:21,331 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:20" (1/1) ... [2019-11-24 20:41:21,334 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:20" (1/1) ... [2019-11-24 20:41:21,467 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:20" (1/1) ... [2019-11-24 20:41:21,518 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:20" (1/1) ... [2019-11-24 20:41:21,547 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:20" (1/1) ... [2019-11-24 20:41:21,582 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:41:21,594 INFO L168 Benchmark]: Toolchain (without parser) took 4280.50 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 751.7 MB in the end (delta: 192.8 MB). Peak memory consumption was 192.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:21,595 INFO L168 Benchmark]: CDTParser took 0.67 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 20:41:21,596 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3582.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 814.7 MB in the end (delta: 129.8 MB). Peak memory consumption was 129.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:21,600 INFO L168 Benchmark]: Boogie Procedure Inliner took 361.19 ms. Allocated memory is still 1.0 GB. Free memory was 814.7 MB in the beginning and 780.3 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:21,605 INFO L168 Benchmark]: Boogie Preprocessor took 327.44 ms. Allocated memory is still 1.0 GB. Free memory was 780.3 MB in the beginning and 751.7 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:21,615 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.67 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 3582.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 814.7 MB in the end (delta: 129.8 MB). Peak memory consumption was 129.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 361.19 ms. Allocated memory is still 1.0 GB. Free memory was 814.7 MB in the beginning and 780.3 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 327.44 ms. Allocated memory is still 1.0 GB. Free memory was 780.3 MB in the beginning and 751.7 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 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 20:41:24,341 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:41:24,344 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:41:24,364 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:41:24,365 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:41:24,376 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:41:24,377 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:41:24,389 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:41:24,394 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:41:24,400 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:41:24,401 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:41:24,404 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:41:24,405 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:41:24,408 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:41:24,411 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:41:24,412 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:41:24,416 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:41:24,417 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:41:24,420 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:41:24,423 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:41:24,431 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:41:24,435 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:41:24,440 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:41:24,442 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:41:24,445 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:41:24,446 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:41:24,446 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:41:24,448 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:41:24,449 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:41:24,450 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:41:24,451 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:41:24,454 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:41:24,455 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:41:24,456 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:41:24,457 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:41:24,458 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:41:24,459 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:41:24,461 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:41:24,461 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:41:24,462 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:41:24,464 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:41:24,465 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:41:24,491 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:41:24,494 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:41:24,496 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:41:24,496 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:41:24,496 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:41:24,499 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:41:24,499 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:41:24,499 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:41:24,499 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:41:24,500 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:41:24,501 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:41:24,501 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:41:24,501 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:41:24,502 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:41:24,502 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:41:24,502 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:41:24,505 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:41:24,505 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:41:24,505 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:41:24,506 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:41:24,506 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:41:24,506 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:41:24,506 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:41:24,506 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:41:24,507 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:41:24,507 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:41:24,507 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:41:24,507 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:41:24,507 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:41:24,508 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:41:24,511 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:41:24,511 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 -> c4f9c450fa5cc00b7fbcc1fc0d1256ad17aef5bd [2019-11-24 20:41:24,978 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:41:24,995 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:41:24,998 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:41:25,002 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:41:25,004 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:41:25,005 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label22.c [2019-11-24 20:41:25,111 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec02d517d/739b8a7f16c8474dbfecef018df34793/FLAG740785c36 [2019-11-24 20:41:26,220 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:41:26,221 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label22.c [2019-11-24 20:41:26,280 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec02d517d/739b8a7f16c8474dbfecef018df34793/FLAG740785c36 [2019-11-24 20:41:26,620 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec02d517d/739b8a7f16c8474dbfecef018df34793 [2019-11-24 20:41:26,628 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:41:26,630 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:41:26,634 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:41:26,634 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:41:26,637 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:41:26,642 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:41:26" (1/1) ... [2019-11-24 20:41:26,645 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@160ddc69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:26, skipping insertion in model container [2019-11-24 20:41:26,647 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:41:26" (1/1) ... [2019-11-24 20:41:26,665 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:41:26,867 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:41:28,995 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:41:29,007 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:41:30,100 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:41:30,153 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:41:30,154 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:30 WrapperNode [2019-11-24 20:41:30,154 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:41:30,158 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:41:30,158 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:41:30,160 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:41:30,170 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:30" (1/1) ... [2019-11-24 20:41:30,252 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:30" (1/1) ... [2019-11-24 20:41:30,513 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:41:30,515 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:41:30,515 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:41:30,515 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:41:30,532 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:30" (1/1) ... [2019-11-24 20:41:30,533 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:30" (1/1) ... [2019-11-24 20:41:30,590 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:30" (1/1) ... [2019-11-24 20:41:30,594 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:30" (1/1) ... [2019-11-24 20:41:30,745 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:30" (1/1) ... [2019-11-24 20:41:30,794 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:30" (1/1) ... [2019-11-24 20:41:30,851 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:30" (1/1) ... [2019-11-24 20:41:30,914 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:41:30,921 INFO L168 Benchmark]: Toolchain (without parser) took 4286.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 728.7 MB in the end (delta: 215.8 MB). Peak memory consumption was 215.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:30,922 INFO L168 Benchmark]: CDTParser took 1.40 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 20:41:30,924 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3523.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 797.5 MB in the end (delta: 147.0 MB). Peak memory consumption was 147.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:30,925 INFO L168 Benchmark]: Boogie Procedure Inliner took 356.56 ms. Allocated memory is still 1.0 GB. Free memory was 797.5 MB in the beginning and 757.3 MB in the end (delta: 40.2 MB). Peak memory consumption was 40.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:30,929 INFO L168 Benchmark]: Boogie Preprocessor took 399.16 ms. Allocated memory is still 1.0 GB. Free memory was 757.3 MB in the beginning and 728.7 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:30,938 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.40 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 3523.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 797.5 MB in the end (delta: 147.0 MB). Peak memory consumption was 147.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 356.56 ms. Allocated memory is still 1.0 GB. Free memory was 797.5 MB in the beginning and 757.3 MB in the end (delta: 40.2 MB). Peak memory consumption was 40.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 399.16 ms. Allocated memory is still 1.0 GB. Free memory was 757.3 MB in the beginning and 728.7 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...