./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label05.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/Problem04_label05.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 c4af1b16137620821ca882add6ea9e2d3a700a29 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_label05.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 c4af1b16137620821ca882add6ea9e2d3a700a29 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 16:35:10,895 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:35:10,902 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:35:10,934 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:35:10,935 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:35:10,939 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:35:10,941 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:35:10,947 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:35:10,965 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:35:10,969 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:35:10,971 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:35:10,974 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:35:10,976 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:35:10,983 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:35:10,984 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:35:10,997 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:35:11,001 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:35:11,007 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:35:11,010 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:35:11,019 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:35:11,026 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:35:11,033 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:35:11,035 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:35:11,037 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:35:11,045 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:35:11,047 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:35:11,047 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:35:11,051 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:35:11,051 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:35:11,056 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:35:11,056 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:35:11,057 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:35:11,058 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:35:11,061 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:35:11,064 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:35:11,068 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:35:11,070 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:35:11,070 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:35:11,070 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:35:11,073 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:35:11,075 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:35:11,079 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:35:11,117 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:35:11,117 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:35:11,123 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:35:11,123 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:35:11,126 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:35:11,126 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:35:11,127 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:35:11,127 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:35:11,127 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:35:11,128 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:35:11,129 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:35:11,129 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:35:11,131 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:35:11,131 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:35:11,132 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:35:11,134 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:35:11,134 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:35:11,135 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:35:11,135 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:35:11,135 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:35:11,135 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:35:11,136 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:35:11,139 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:35:11,139 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:35:11,140 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:35:11,140 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:35:11,140 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:35:11,140 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:35:11,141 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 -> c4af1b16137620821ca882add6ea9e2d3a700a29 [2019-11-26 16:35:11,724 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:35:11,751 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:35:11,760 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:35:11,763 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:35:11,765 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:35:11,768 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label05.c [2019-11-26 16:35:11,929 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/32412c067/ddde2958f2864422b9a21c01b553bd3b/FLAG27d85071e [2019-11-26 16:35:13,547 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:35:13,550 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label05.c [2019-11-26 16:35:13,621 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/32412c067/ddde2958f2864422b9a21c01b553bd3b/FLAG27d85071e [2019-11-26 16:35:13,660 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/32412c067/ddde2958f2864422b9a21c01b553bd3b [2019-11-26 16:35:13,668 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:35:13,671 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:35:13,676 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:13,676 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:35:13,685 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:35:13,686 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:13" (1/1) ... [2019-11-26 16:35:13,695 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15b6135e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:13, skipping insertion in model container [2019-11-26 16:35:13,695 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:13" (1/1) ... [2019-11-26 16:35:13,714 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:35:14,045 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:35:16,931 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:16,942 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:35:18,513 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:18,586 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:35:18,587 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:18 WrapperNode [2019-11-26 16:35:18,588 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:18,591 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:18,591 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:35:18,591 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:35:18,611 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:18" (1/1) ... [2019-11-26 16:35:18,715 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:18" (1/1) ... [2019-11-26 16:35:19,137 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:19,141 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:35:19,141 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:35:19,144 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:35:19,163 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:18" (1/1) ... [2019-11-26 16:35:19,166 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:18" (1/1) ... [2019-11-26 16:35:19,223 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:18" (1/1) ... [2019-11-26 16:35:19,231 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:18" (1/1) ... [2019-11-26 16:35:19,424 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:18" (1/1) ... [2019-11-26 16:35:19,491 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:18" (1/1) ... [2019-11-26 16:35:19,534 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:18" (1/1) ... [2019-11-26 16:35:19,596 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:35:19,608 INFO L168 Benchmark]: Toolchain (without parser) took 5929.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 751.5 MB in the end (delta: 197.3 MB). Peak memory consumption was 197.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:19,610 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:35:19,613 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4914.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 814.6 MB in the end (delta: 134.2 MB). Peak memory consumption was 134.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:19,615 INFO L168 Benchmark]: Boogie Procedure Inliner took 549.79 ms. Allocated memory is still 1.0 GB. Free memory was 814.6 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. [2019-11-26 16:35:19,619 INFO L168 Benchmark]: Boogie Preprocessor took 457.08 ms. Allocated memory is still 1.0 GB. Free memory was 780.3 MB in the beginning and 751.5 MB in the end (delta: 28.7 MB). Peak memory consumption was 28.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:19,630 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 4914.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 814.6 MB in the end (delta: 134.2 MB). Peak memory consumption was 134.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 549.79 ms. Allocated memory is still 1.0 GB. Free memory was 814.6 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 457.08 ms. Allocated memory is still 1.0 GB. Free memory was 780.3 MB in the beginning and 751.5 MB in the end (delta: 28.7 MB). Peak memory consumption was 28.7 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 16:35:23,538 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:35:23,542 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:35:23,577 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:35:23,579 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:35:23,581 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:35:23,586 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:35:23,603 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:35:23,607 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:35:23,613 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:35:23,618 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:35:23,620 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:35:23,622 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:35:23,632 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:35:23,635 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:35:23,637 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:35:23,639 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:35:23,642 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:35:23,646 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:35:23,653 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:35:23,662 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:35:23,670 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:35:23,672 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:35:23,674 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:35:23,684 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:35:23,684 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:35:23,685 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:35:23,688 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:35:23,689 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:35:23,691 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:35:23,696 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:35:23,697 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:35:23,698 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:35:23,699 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:35:23,702 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:35:23,703 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:35:23,705 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:35:23,706 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:35:23,706 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:35:23,710 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:35:23,714 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:35:23,716 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:35:23,758 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:35:23,761 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:35:23,768 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:35:23,768 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:35:23,769 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:35:23,769 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:35:23,772 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:35:23,772 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:35:23,772 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:35:23,773 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:35:23,774 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:35:23,775 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:35:23,775 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:35:23,775 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:35:23,776 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:35:23,777 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:35:23,777 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:35:23,779 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:35:23,779 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:35:23,780 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:35:23,780 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:35:23,780 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:35:23,783 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:35:23,783 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:35:23,784 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:35:23,784 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:35:23,784 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:35:23,785 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:35:23,785 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:35:23,788 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:35:23,790 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 -> c4af1b16137620821ca882add6ea9e2d3a700a29 [2019-11-26 16:35:24,333 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:35:24,360 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:35:24,365 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:35:24,372 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:35:24,375 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:35:24,377 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label05.c [2019-11-26 16:35:24,549 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e04007cf7/11fa0311bd694a07a17692eac9677d4f/FLAG405e909c0 [2019-11-26 16:35:26,327 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:35:26,328 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label05.c [2019-11-26 16:35:26,406 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e04007cf7/11fa0311bd694a07a17692eac9677d4f/FLAG405e909c0 [2019-11-26 16:35:26,444 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e04007cf7/11fa0311bd694a07a17692eac9677d4f [2019-11-26 16:35:26,454 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:35:26,457 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:35:26,462 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:26,462 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:35:26,472 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:35:26,473 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:26" (1/1) ... [2019-11-26 16:35:26,481 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e45741f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:26, skipping insertion in model container [2019-11-26 16:35:26,482 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:26" (1/1) ... [2019-11-26 16:35:26,500 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:35:26,802 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:35:29,816 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:29,836 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:35:31,331 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:31,410 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:35:31,413 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:31 WrapperNode [2019-11-26 16:35:31,414 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:31,416 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:31,417 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:35:31,417 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:35:31,439 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:31" (1/1) ... [2019-11-26 16:35:31,560 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:31" (1/1) ... [2019-11-26 16:35:31,963 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:31,967 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:35:31,969 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:35:31,969 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:35:31,993 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:31" (1/1) ... [2019-11-26 16:35:31,993 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:31" (1/1) ... [2019-11-26 16:35:32,044 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:31" (1/1) ... [2019-11-26 16:35:32,045 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:31" (1/1) ... [2019-11-26 16:35:32,266 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:31" (1/1) ... [2019-11-26 16:35:32,336 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:31" (1/1) ... [2019-11-26 16:35:32,417 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:31" (1/1) ... [2019-11-26 16:35:32,505 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:35:32,515 INFO L168 Benchmark]: Toolchain (without parser) took 6052.78 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 734.5 MB in the end (delta: 210.0 MB). Peak memory consumption was 210.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:32,516 INFO L168 Benchmark]: CDTParser took 0.32 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 16:35:32,520 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4952.41 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. [2019-11-26 16:35:32,521 INFO L168 Benchmark]: Boogie Procedure Inliner took 550.72 ms. Allocated memory is still 1.0 GB. Free memory was 797.5 MB in the beginning and 763.1 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:32,527 INFO L168 Benchmark]: Boogie Preprocessor took 539.18 ms. Allocated memory is still 1.0 GB. Free memory was 763.1 MB in the beginning and 734.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:32,536 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 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 4952.41 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 550.72 ms. Allocated memory is still 1.0 GB. Free memory was 797.5 MB in the beginning and 763.1 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 539.18 ms. Allocated memory is still 1.0 GB. Free memory was 763.1 MB in the beginning and 734.5 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...