./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label02.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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/Problem16_label02.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 784036b69fc3e8c96e4732469dbf39bcd49f760a ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem16_label02.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 784036b69fc3e8c96e4732469dbf39bcd49f760a ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:49:26,047 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:49:26,051 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:49:26,079 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:49:26,081 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:49:26,084 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:49:26,086 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:49:26,114 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:49:26,118 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:49:26,121 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:49:26,125 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:49:26,129 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:49:26,132 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:49:26,136 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:49:26,140 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:49:26,145 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:49:26,147 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:49:26,150 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:49:26,154 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:49:26,163 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:49:26,171 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:49:26,179 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:49:26,180 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:49:26,185 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:49:26,192 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:49:26,193 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:49:26,194 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:49:26,197 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:49:26,199 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:49:26,200 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:49:26,202 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:49:26,203 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:49:26,206 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:49:26,208 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:49:26,212 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:49:26,213 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:49:26,214 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:49:26,214 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:49:26,217 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:49:26,218 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:49:26,220 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:49:26,221 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:49:26,261 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:49:26,262 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:49:26,266 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:49:26,267 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:49:26,268 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:49:26,268 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:49:26,270 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:49:26,270 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:49:26,270 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:49:26,271 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:49:26,274 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:49:26,274 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:49:26,275 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:49:26,275 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:49:26,276 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:49:26,278 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:49:26,278 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:49:26,279 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:49:26,279 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:49:26,279 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:49:26,280 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:49:26,281 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:49:26,281 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:49:26,282 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:49:26,284 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:49:26,284 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:49:26,284 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:49:26,285 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:49:26,285 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 -> 784036b69fc3e8c96e4732469dbf39bcd49f760a [2019-11-26 16:49:26,871 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:49:26,904 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:49:26,912 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:49:26,913 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:49:26,916 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:49:26,920 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label02.c [2019-11-26 16:49:27,084 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/964086448/9983f1219439460f97b5e91e7c10ccd9/FLAG42b04afab [2019-11-26 16:49:28,538 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:49:28,542 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label02.c [2019-11-26 16:49:28,592 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/964086448/9983f1219439460f97b5e91e7c10ccd9/FLAG42b04afab [2019-11-26 16:49:28,631 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/964086448/9983f1219439460f97b5e91e7c10ccd9 [2019-11-26 16:49:28,639 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:49:28,642 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:49:28,648 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:28,651 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:49:28,655 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:49:28,659 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:28" (1/1) ... [2019-11-26 16:49:28,668 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:28, skipping insertion in model container [2019-11-26 16:49:28,669 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:28" (1/1) ... [2019-11-26 16:49:28,687 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:49:28,830 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:49:30,543 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:30,554 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:49:31,077 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:31,118 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:49:31,119 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:31 WrapperNode [2019-11-26 16:49:31,120 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:31,123 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:31,124 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:49:31,124 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:49:31,145 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:31" (1/1) ... [2019-11-26 16:49:31,217 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:31" (1/1) ... [2019-11-26 16:49:31,464 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:31,466 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:49:31,467 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:49:31,467 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:49:31,489 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:31" (1/1) ... [2019-11-26 16:49:31,491 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:31" (1/1) ... [2019-11-26 16:49:31,519 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:31" (1/1) ... [2019-11-26 16:49:31,520 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:31" (1/1) ... [2019-11-26 16:49:31,651 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:31" (1/1) ... [2019-11-26 16:49:31,702 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:31" (1/1) ... [2019-11-26 16:49:31,762 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:31" (1/1) ... [2019-11-26 16:49:31,817 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:49:31,822 INFO L168 Benchmark]: Toolchain (without parser) took 3178.93 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 892.3 MB in the end (delta: 63.7 MB). Peak memory consumption was 63.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:31,829 INFO L168 Benchmark]: CDTParser took 0.45 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. [2019-11-26 16:49:31,835 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2474.48 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 932.4 MB in the end (delta: 23.6 MB). Peak memory consumption was 27.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:31,838 INFO L168 Benchmark]: Boogie Procedure Inliner took 343.41 ms. Allocated memory is still 1.0 GB. Free memory was 932.4 MB in the beginning and 909.5 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:31,842 INFO L168 Benchmark]: Boogie Preprocessor took 352.14 ms. Allocated memory is still 1.0 GB. Free memory was 909.5 MB in the beginning and 892.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:31,853 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 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 2474.48 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 932.4 MB in the end (delta: 23.6 MB). Peak memory consumption was 27.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 343.41 ms. Allocated memory is still 1.0 GB. Free memory was 932.4 MB in the beginning and 909.5 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 352.14 ms. Allocated memory is still 1.0 GB. Free memory was 909.5 MB in the beginning and 892.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:49:35,879 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:49:35,884 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:49:35,919 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:49:35,920 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:49:35,923 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:49:35,933 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:49:35,950 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:49:35,955 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:49:35,958 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:49:35,963 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:49:35,969 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:49:35,969 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:49:35,973 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:49:35,977 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:49:35,982 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:49:35,986 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:49:35,989 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:49:35,995 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:49:36,003 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:49:36,011 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:49:36,017 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:49:36,020 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:49:36,026 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:49:36,035 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:49:36,035 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:49:36,036 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:49:36,038 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:49:36,039 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:49:36,040 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:49:36,043 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:49:36,044 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:49:36,045 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:49:36,050 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:49:36,052 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:49:36,052 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:49:36,056 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:49:36,056 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:49:36,057 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:49:36,060 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:49:36,063 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:49:36,064 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:49:36,102 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:49:36,105 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:49:36,109 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:49:36,111 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:49:36,111 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:49:36,111 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:49:36,113 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:49:36,113 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:49:36,113 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:49:36,113 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:49:36,117 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:49:36,117 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:49:36,117 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:49:36,118 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:49:36,118 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:49:36,119 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:49:36,119 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:49:36,119 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:49:36,121 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:49:36,121 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:49:36,121 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:49:36,122 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:49:36,122 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:49:36,124 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:49:36,124 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:49:36,124 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:49:36,125 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:49:36,125 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:49:36,125 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:49:36,127 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:49:36,128 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 -> 784036b69fc3e8c96e4732469dbf39bcd49f760a [2019-11-26 16:49:36,695 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:49:36,723 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:49:36,731 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:49:36,734 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:49:36,738 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:49:36,740 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label02.c [2019-11-26 16:49:36,879 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f593e2c8/ab5ede7086024454bdd3dfff678a9ca3/FLAG1ebf325f7 [2019-11-26 16:49:38,377 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:49:38,384 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label02.c [2019-11-26 16:49:38,428 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f593e2c8/ab5ede7086024454bdd3dfff678a9ca3/FLAG1ebf325f7 [2019-11-26 16:49:38,549 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f593e2c8/ab5ede7086024454bdd3dfff678a9ca3 [2019-11-26 16:49:38,557 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:49:38,559 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:49:38,567 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:38,568 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:49:38,574 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:49:38,578 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:38" (1/1) ... [2019-11-26 16:49:38,584 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a9841a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:38, skipping insertion in model container [2019-11-26 16:49:38,585 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:38" (1/1) ... [2019-11-26 16:49:38,596 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:49:38,754 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:49:40,631 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:40,644 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:49:41,204 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:41,250 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:49:41,252 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:41 WrapperNode [2019-11-26 16:49:41,252 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:41,257 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:41,257 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:49:41,257 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:49:41,275 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:41" (1/1) ... [2019-11-26 16:49:41,350 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:41" (1/1) ... [2019-11-26 16:49:41,533 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:41,533 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:49:41,534 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:49:41,534 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:49:41,557 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:41" (1/1) ... [2019-11-26 16:49:41,562 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:41" (1/1) ... [2019-11-26 16:49:41,577 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:41" (1/1) ... [2019-11-26 16:49:41,578 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:41" (1/1) ... [2019-11-26 16:49:41,665 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:41" (1/1) ... [2019-11-26 16:49:41,716 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:41" (1/1) ... [2019-11-26 16:49:41,738 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:41" (1/1) ... [2019-11-26 16:49:41,761 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:49:41,769 INFO L168 Benchmark]: Toolchain (without parser) took 3205.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 907.8 MB in the end (delta: 46.7 MB). Peak memory consumption was 46.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:41,770 INFO L168 Benchmark]: CDTParser took 0.36 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. [2019-11-26 16:49:41,774 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2685.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 925.0 MB in the end (delta: 29.5 MB). Peak memory consumption was 41.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:41,776 INFO L168 Benchmark]: Boogie Procedure Inliner took 276.49 ms. Allocated memory is still 1.0 GB. Free memory was 925.0 MB in the beginning and 913.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:41,780 INFO L168 Benchmark]: Boogie Preprocessor took 227.74 ms. Allocated memory is still 1.0 GB. Free memory was 913.6 MB in the beginning and 907.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:41,790 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 2685.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 925.0 MB in the end (delta: 29.5 MB). Peak memory consumption was 41.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 276.49 ms. Allocated memory is still 1.0 GB. Free memory was 925.0 MB in the beginning and 913.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 227.74 ms. Allocated memory is still 1.0 GB. Free memory was 913.6 MB in the beginning and 907.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...