./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem05_label22.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/Problem05_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 69be761d5b844eb487c31276721c09060d0fcc6e .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem05_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 69be761d5b844eb487c31276721c09060d0fcc6e .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:45:16,000 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:45:16,002 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:45:16,032 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:45:16,034 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:45:16,037 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:45:16,054 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:45:16,070 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:45:16,073 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:45:16,081 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:45:16,083 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:45:16,087 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:45:16,091 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:45:16,095 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:45:16,098 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:45:16,103 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:45:16,106 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:45:16,112 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:45:16,116 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:45:16,125 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:45:16,132 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:45:16,140 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:45:16,142 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:45:16,147 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:45:16,154 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:45:16,157 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:45:16,157 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:45:16,160 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:45:16,160 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:45:16,163 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:45:16,165 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:45:16,166 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:45:16,167 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:45:16,170 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:45:16,173 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:45:16,175 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:45:16,177 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:45:16,178 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:45:16,180 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:45:16,181 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:45:16,184 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:45:16,186 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:45:16,226 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:45:16,227 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:45:16,231 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:45:16,233 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:45:16,233 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:45:16,233 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:45:16,235 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:45:16,235 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:45:16,235 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:45:16,238 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:45:16,239 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:45:16,239 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:45:16,240 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:45:16,240 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:45:16,241 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:45:16,241 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:45:16,243 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:45:16,243 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:45:16,243 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:45:16,244 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:45:16,244 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:45:16,246 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:45:16,246 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:45:16,247 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:45:16,247 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:45:16,249 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:45:16,249 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:45:16,249 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:45:16,250 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 -> 69be761d5b844eb487c31276721c09060d0fcc6e [2019-11-27 15:45:16,880 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:45:16,913 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:45:16,919 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:45:16,925 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:45:16,925 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:45:16,930 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label22.c [2019-11-27 15:45:17,088 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f42ea613/f22578ba203448e3b551c372109902ff/FLAGcd501f12a [2019-11-27 15:45:19,345 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:45:19,348 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label22.c [2019-11-27 15:45:19,490 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f42ea613/f22578ba203448e3b551c372109902ff/FLAGcd501f12a [2019-11-27 15:45:19,528 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f42ea613/f22578ba203448e3b551c372109902ff [2019-11-27 15:45:19,535 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:45:19,539 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:45:19,545 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:45:19,546 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:45:19,552 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:45:19,557 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:45:19" (1/1) ... [2019-11-27 15:45:19,563 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:19, skipping insertion in model container [2019-11-27 15:45:19,566 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:45:19" (1/1) ... [2019-11-27 15:45:19,584 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:45:20,109 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:45:25,406 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:45:25,423 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:45:28,813 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:45:29,009 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:45:29,010 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:29 WrapperNode [2019-11-27 15:45:29,011 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:45:29,013 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:45:29,016 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:45:29,016 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:45:29,039 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:29" (1/1) ... [2019-11-27 15:45:29,213 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:29" (1/1) ... [2019-11-27 15:45:29,788 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:45:29,790 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:45:29,792 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:45:29,792 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:45:29,814 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:29" (1/1) ... [2019-11-27 15:45:29,818 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:29" (1/1) ... [2019-11-27 15:45:29,949 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:29" (1/1) ... [2019-11-27 15:45:29,952 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:29" (1/1) ... [2019-11-27 15:45:30,245 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:29" (1/1) ... [2019-11-27 15:45:30,367 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:29" (1/1) ... [2019-11-27 15:45:30,472 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:29" (1/1) ... [2019-11-27 15:45:30,599 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:45:30,610 INFO L168 Benchmark]: Toolchain (without parser) took 11065.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 734.3 MB in the end (delta: 198.6 MB). Peak memory consumption was 198.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:30,612 INFO L168 Benchmark]: CDTParser took 0.44 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. [2019-11-27 15:45:30,615 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9467.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 869.4 MB in the end (delta: 63.5 MB). Peak memory consumption was 271.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:30,618 INFO L168 Benchmark]: Boogie Procedure Inliner took 776.65 ms. Allocated memory is still 1.0 GB. Free memory was 869.4 MB in the beginning and 790.7 MB in the end (delta: 78.7 MB). Peak memory consumption was 78.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:30,622 INFO L168 Benchmark]: Boogie Preprocessor took 811.84 ms. Allocated memory is still 1.0 GB. Free memory was 790.7 MB in the beginning and 734.3 MB in the end (delta: 56.4 MB). Peak memory consumption was 56.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:30,632 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 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 9467.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 869.4 MB in the end (delta: 63.5 MB). Peak memory consumption was 271.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 776.65 ms. Allocated memory is still 1.0 GB. Free memory was 869.4 MB in the beginning and 790.7 MB in the end (delta: 78.7 MB). Peak memory consumption was 78.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 811.84 ms. Allocated memory is still 1.0 GB. Free memory was 790.7 MB in the beginning and 734.3 MB in the end (delta: 56.4 MB). Peak memory consumption was 56.4 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 0.1.24-509859d [2019-11-27 15:45:34,543 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:45:34,551 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:45:34,580 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:45:34,583 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:45:34,585 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:45:34,593 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:45:34,610 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:45:34,616 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:45:34,621 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:45:34,626 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:45:34,630 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:45:34,631 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:45:34,635 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:45:34,639 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:45:34,645 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:45:34,649 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:45:34,651 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:45:34,658 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:45:34,666 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:45:34,674 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:45:34,681 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:45:34,683 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:45:34,688 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:45:34,697 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:45:34,698 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:45:34,698 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:45:34,703 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:45:34,704 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:45:34,705 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:45:34,707 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:45:34,708 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:45:34,711 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:45:34,714 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:45:34,718 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:45:34,719 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:45:34,721 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:45:34,722 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:45:34,722 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:45:34,725 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:45:34,729 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:45:34,730 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:45:34,772 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:45:34,774 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:45:34,778 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:45:34,783 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:45:34,783 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:45:34,784 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:45:34,784 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:45:34,785 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:45:34,785 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:45:34,785 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:45:34,787 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:45:34,787 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:45:34,787 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:45:34,788 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:45:34,788 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:45:34,788 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:45:34,789 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:45:34,791 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:45:34,791 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:45:34,792 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:45:34,792 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:45:34,792 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:45:34,794 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:45:34,794 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:45:34,794 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:45:34,795 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:45:34,797 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:45:34,797 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:45:34,797 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:45:34,798 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:45:34,799 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 -> 69be761d5b844eb487c31276721c09060d0fcc6e [2019-11-27 15:45:35,399 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:45:35,432 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:45:35,439 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:45:35,441 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:45:35,447 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:45:35,448 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label22.c [2019-11-27 15:45:35,608 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/512c21c37/c308a58aaf904208a4bf64c4a8f6efc8/FLAG623494db7 [2019-11-27 15:45:37,983 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:45:37,984 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label22.c [2019-11-27 15:45:38,126 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/512c21c37/c308a58aaf904208a4bf64c4a8f6efc8/FLAG623494db7 [2019-11-27 15:45:38,167 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/512c21c37/c308a58aaf904208a4bf64c4a8f6efc8 [2019-11-27 15:45:38,176 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:45:38,181 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:45:38,187 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:45:38,188 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:45:38,195 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:45:38,199 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:45:38" (1/1) ... [2019-11-27 15:45:38,207 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 27.11 03:45:38, skipping insertion in model container [2019-11-27 15:45:38,209 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:45:38" (1/1) ... [2019-11-27 15:45:38,229 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:45:38,738 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:45:44,168 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:45:44,184 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:45:47,145 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:45:47,293 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:45:47,297 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:47 WrapperNode [2019-11-27 15:45:47,298 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:45:47,298 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:45:47,299 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:45:47,299 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:45:47,314 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:47" (1/1) ... [2019-11-27 15:45:47,476 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:47" (1/1) ... [2019-11-27 15:45:48,130 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:45:48,134 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:45:48,135 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:45:48,135 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:45:48,156 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:47" (1/1) ... [2019-11-27 15:45:48,160 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:47" (1/1) ... [2019-11-27 15:45:48,284 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:47" (1/1) ... [2019-11-27 15:45:48,291 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:47" (1/1) ... [2019-11-27 15:45:48,734 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:47" (1/1) ... [2019-11-27 15:45:48,872 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:47" (1/1) ... [2019-11-27 15:45:49,024 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:47" (1/1) ... [2019-11-27 15:45:49,186 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:45:49,197 INFO L168 Benchmark]: Toolchain (without parser) took 11010.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 704.5 MB in the end (delta: 228.4 MB). Peak memory consumption was 228.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:49,198 INFO L168 Benchmark]: CDTParser took 0.41 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. [2019-11-27 15:45:49,203 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9110.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 842.8 MB in the end (delta: 90.1 MB). Peak memory consumption was 266.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:49,204 INFO L168 Benchmark]: Boogie Procedure Inliner took 835.50 ms. Allocated memory is still 1.0 GB. Free memory was 842.8 MB in the beginning and 762.6 MB in the end (delta: 80.2 MB). Peak memory consumption was 80.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:49,208 INFO L168 Benchmark]: Boogie Preprocessor took 1054.43 ms. Allocated memory is still 1.0 GB. Free memory was 762.6 MB in the beginning and 704.5 MB in the end (delta: 58.1 MB). Peak memory consumption was 58.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:49,216 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 9110.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 842.8 MB in the end (delta: 90.1 MB). Peak memory consumption was 266.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 835.50 ms. Allocated memory is still 1.0 GB. Free memory was 842.8 MB in the beginning and 762.6 MB in the end (delta: 80.2 MB). Peak memory consumption was 80.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1054.43 ms. Allocated memory is still 1.0 GB. Free memory was 762.6 MB in the beginning and 704.5 MB in the end (delta: 58.1 MB). Peak memory consumption was 58.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...