./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label22.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/Problem17_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 c6d7ec49fc6ba8afc958fc541fb00e9bd88ab35a ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem17_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 c6d7ec49fc6ba8afc958fc541fb00e9bd88ab35a ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 16:50:20,034 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:50:20,039 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:50:20,073 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:50:20,075 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:50:20,077 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:50:20,083 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:50:20,099 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:50:20,108 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:50:20,110 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:50:20,115 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:50:20,120 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:50:20,121 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:50:20,125 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:50:20,130 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:50:20,136 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:50:20,138 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:50:20,141 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:50:20,145 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:50:20,154 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:50:20,161 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:50:20,168 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:50:20,170 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:50:20,176 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:50:20,183 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:50:20,184 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:50:20,184 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:50:20,186 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:50:20,188 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:50:20,189 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:50:20,191 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:50:20,194 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:50:20,195 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:50:20,199 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:50:20,201 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:50:20,202 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:50:20,204 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:50:20,205 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:50:20,205 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:50:20,206 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:50:20,210 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:50:20,211 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:50:20,250 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:50:20,252 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:50:20,256 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:50:20,258 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:50:20,258 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:50:20,259 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:50:20,260 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:50:20,260 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:50:20,260 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:50:20,263 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:50:20,264 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:50:20,265 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:50:20,265 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:50:20,265 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:50:20,266 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:50:20,266 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:50:20,266 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:50:20,268 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:50:20,268 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:50:20,268 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:50:20,271 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:50:20,271 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:50:20,272 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:50:20,272 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:50:20,272 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:50:20,272 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:50:20,273 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:50:20,274 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:50:20,274 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 -> c6d7ec49fc6ba8afc958fc541fb00e9bd88ab35a [2019-11-26 16:50:20,802 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:50:20,817 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:50:20,824 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:50:20,825 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:50:20,826 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:50:20,827 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label22.c [2019-11-26 16:50:20,978 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9eb8295f3/814e1d1a47494f29b106752c105a3004/FLAG40f1a3149 [2019-11-26 16:50:22,483 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:50:22,489 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label22.c [2019-11-26 16:50:22,538 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9eb8295f3/814e1d1a47494f29b106752c105a3004/FLAG40f1a3149 [2019-11-26 16:50:22,577 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9eb8295f3/814e1d1a47494f29b106752c105a3004 [2019-11-26 16:50:22,586 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:50:22,589 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:50:22,592 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:22,596 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:50:22,603 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:50:22,604 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:22" (1/1) ... [2019-11-26 16:50:22,613 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 04:50:22, skipping insertion in model container [2019-11-26 16:50:22,614 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:22" (1/1) ... [2019-11-26 16:50:22,633 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:50:22,872 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:50:24,949 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:24,961 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:50:25,786 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:25,835 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:50:25,839 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:25 WrapperNode [2019-11-26 16:50:25,840 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:25,841 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:25,844 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:50:25,844 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:50:25,862 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:25" (1/1) ... [2019-11-26 16:50:25,947 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:25" (1/1) ... [2019-11-26 16:50:26,514 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:26,518 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:50:26,518 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:50:26,519 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:50:26,541 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:25" (1/1) ... [2019-11-26 16:50:26,546 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:25" (1/1) ... [2019-11-26 16:50:26,633 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:25" (1/1) ... [2019-11-26 16:50:26,635 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:25" (1/1) ... [2019-11-26 16:50:26,886 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:25" (1/1) ... [2019-11-26 16:50:26,938 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:25" (1/1) ... [2019-11-26 16:50:27,071 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:25" (1/1) ... [2019-11-26 16:50:27,171 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:50:27,179 INFO L168 Benchmark]: Toolchain (without parser) took 4585.72 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 780.8 MB in the end (delta: 175.1 MB). Peak memory consumption was 175.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:27,180 INFO L168 Benchmark]: CDTParser took 2.03 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 16:50:27,185 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3248.49 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 873.8 MB in the end (delta: 76.4 MB). Peak memory consumption was 76.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:27,187 INFO L168 Benchmark]: Boogie Procedure Inliner took 676.33 ms. Allocated memory is still 1.0 GB. Free memory was 873.8 MB in the beginning and 810.5 MB in the end (delta: 63.3 MB). Peak memory consumption was 63.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:27,191 INFO L168 Benchmark]: Boogie Preprocessor took 653.56 ms. Allocated memory is still 1.0 GB. Free memory was 810.5 MB in the beginning and 780.8 MB in the end (delta: 29.7 MB). Peak memory consumption was 29.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:27,201 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.03 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 3248.49 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 873.8 MB in the end (delta: 76.4 MB). Peak memory consumption was 76.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 676.33 ms. Allocated memory is still 1.0 GB. Free memory was 873.8 MB in the beginning and 810.5 MB in the end (delta: 63.3 MB). Peak memory consumption was 63.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 653.56 ms. Allocated memory is still 1.0 GB. Free memory was 810.5 MB in the beginning and 780.8 MB in the end (delta: 29.7 MB). Peak memory consumption was 29.7 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 16:50:31,035 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:50:31,041 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:50:31,075 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:50:31,076 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:50:31,080 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:50:31,085 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:50:31,104 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:50:31,106 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:50:31,110 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:50:31,116 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:50:31,119 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:50:31,123 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:50:31,127 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:50:31,132 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:50:31,135 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:50:31,137 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:50:31,145 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:50:31,148 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:50:31,158 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:50:31,163 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:50:31,170 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:50:31,172 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:50:31,177 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:50:31,184 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:50:31,185 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:50:31,185 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:50:31,189 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:50:31,190 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:50:31,191 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:50:31,193 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:50:31,194 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:50:31,195 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:50:31,200 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:50:31,202 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:50:31,205 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:50:31,206 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:50:31,207 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:50:31,207 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:50:31,210 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:50:31,212 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:50:31,213 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:50:31,253 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:50:31,254 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:50:31,259 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:50:31,259 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:50:31,261 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:50:31,261 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:50:31,261 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:50:31,262 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:50:31,264 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:50:31,264 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:50:31,265 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:50:31,266 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:50:31,266 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:50:31,266 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:50:31,269 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:50:31,269 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:50:31,269 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:50:31,270 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:50:31,270 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:50:31,270 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:50:31,271 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:50:31,271 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:50:31,274 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:50:31,274 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:50:31,274 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:50:31,275 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:50:31,275 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:50:31,275 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:50:31,276 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:50:31,276 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:50:31,277 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 -> c6d7ec49fc6ba8afc958fc541fb00e9bd88ab35a [2019-11-26 16:50:31,845 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:50:31,879 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:50:31,886 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:50:31,888 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:50:31,892 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:50:31,894 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label22.c [2019-11-26 16:50:32,056 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f657282d/a13cef5a7bbf415088aba57fd055aa7f/FLAG20a14dff9 [2019-11-26 16:50:33,577 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:50:33,578 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label22.c [2019-11-26 16:50:33,643 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f657282d/a13cef5a7bbf415088aba57fd055aa7f/FLAG20a14dff9 [2019-11-26 16:50:33,730 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f657282d/a13cef5a7bbf415088aba57fd055aa7f [2019-11-26 16:50:33,739 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:50:33,745 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:50:33,750 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:33,750 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:50:33,757 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:50:33,759 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:33" (1/1) ... [2019-11-26 16:50:33,765 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@143e0c2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:33, skipping insertion in model container [2019-11-26 16:50:33,768 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:33" (1/1) ... [2019-11-26 16:50:33,788 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:50:33,980 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:50:36,451 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:36,460 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:50:37,377 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:37,428 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:50:37,431 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:37 WrapperNode [2019-11-26 16:50:37,432 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:37,433 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:37,436 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:50:37,436 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:50:37,456 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:37" (1/1) ... [2019-11-26 16:50:37,552 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:37" (1/1) ... [2019-11-26 16:50:37,901 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:37,904 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:50:37,904 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:50:37,905 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:50:37,927 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:37" (1/1) ... [2019-11-26 16:50:37,928 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:37" (1/1) ... [2019-11-26 16:50:37,963 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:37" (1/1) ... [2019-11-26 16:50:37,968 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:37" (1/1) ... [2019-11-26 16:50:38,112 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:37" (1/1) ... [2019-11-26 16:50:38,175 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:37" (1/1) ... [2019-11-26 16:50:38,217 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:37" (1/1) ... [2019-11-26 16:50:38,260 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:50:38,269 INFO L168 Benchmark]: Toolchain (without parser) took 4523.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.3 MB in the beginning and 797.9 MB in the end (delta: 159.4 MB). Peak memory consumption was 159.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:38,270 INFO L168 Benchmark]: CDTParser took 0.49 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 16:50:38,274 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3682.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.5 MB in the beginning and 838.0 MB in the end (delta: 113.6 MB). Peak memory consumption was 113.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:38,277 INFO L168 Benchmark]: Boogie Procedure Inliner took 470.61 ms. Allocated memory is still 1.0 GB. Free memory was 838.0 MB in the beginning and 815.1 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:38,280 INFO L168 Benchmark]: Boogie Preprocessor took 356.60 ms. Allocated memory is still 1.0 GB. Free memory was 815.1 MB in the beginning and 797.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:38,290 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49 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 3682.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.5 MB in the beginning and 838.0 MB in the end (delta: 113.6 MB). Peak memory consumption was 113.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 470.61 ms. Allocated memory is still 1.0 GB. Free memory was 838.0 MB in the beginning and 815.1 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 356.60 ms. Allocated memory is still 1.0 GB. Free memory was 815.1 MB in the beginning and 797.9 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...