./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label07.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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_label07.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 6b1deb58082a7e498e3d7d48408b9d7e07ce355e ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label07.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 6b1deb58082a7e498e3d7d48408b9d7e07ce355e .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:37:23,408 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:37:23,413 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:37:23,450 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:37:23,451 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:37:23,453 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:37:23,459 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:37:23,477 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:37:23,483 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:37:23,488 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:37:23,490 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:37:23,494 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:37:23,496 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:37:23,504 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:37:23,506 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:37:23,509 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:37:23,513 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:37:23,519 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:37:23,522 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:37:23,531 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:37:23,539 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:37:23,545 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:37:23,548 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:37:23,552 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:37:23,560 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:37:23,561 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:37:23,563 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:37:23,565 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:37:23,566 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:37:23,569 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:37:23,571 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:37:23,572 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:37:23,574 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:37:23,577 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:37:23,580 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:37:23,582 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:37:23,583 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:37:23,585 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:37:23,585 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:37:23,590 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:37:23,592 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:37:23,593 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:37:23,636 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:37:23,636 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:37:23,641 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:37:23,644 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:37:23,644 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:37:23,645 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:37:23,645 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:37:23,645 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:37:23,645 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:37:23,646 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:37:23,648 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:37:23,648 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:37:23,650 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:37:23,650 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:37:23,651 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:37:23,651 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:37:23,651 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:37:23,653 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:37:23,653 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:37:23,653 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:37:23,654 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:37:23,654 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:37:23,655 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:37:23,658 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:37:23,658 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:37:23,658 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:37:23,659 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:37:23,659 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:37:23,659 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 -> 6b1deb58082a7e498e3d7d48408b9d7e07ce355e [2019-11-27 09:37:24,213 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:37:24,246 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:37:24,249 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:37:24,256 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:37:24,257 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:37:24,259 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label07.c [2019-11-27 09:37:24,426 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8919bdce9/7475eb247f4f47539ee08c1cc1e8f962/FLAGa16071e69 [2019-11-27 09:37:26,071 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:37:26,073 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label07.c [2019-11-27 09:37:26,142 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8919bdce9/7475eb247f4f47539ee08c1cc1e8f962/FLAGa16071e69 [2019-11-27 09:37:26,182 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8919bdce9/7475eb247f4f47539ee08c1cc1e8f962 [2019-11-27 09:37:26,192 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:37:26,197 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:37:26,202 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:26,202 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:37:26,210 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:37:26,213 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:26" (1/1) ... [2019-11-27 09:37:26,223 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 09:37:26, skipping insertion in model container [2019-11-27 09:37:26,224 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:26" (1/1) ... [2019-11-27 09:37:26,244 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:37:26,461 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:37:28,596 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:28,611 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:37:29,558 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:29,608 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:37:29,609 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:29 WrapperNode [2019-11-27 09:37:29,610 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:29,611 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:29,613 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:37:29,615 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:37:29,635 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:29" (1/1) ... [2019-11-27 09:37:29,742 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:29" (1/1) ... [2019-11-27 09:37:30,320 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:30,325 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:37:30,325 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:37:30,325 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:37:30,347 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:29" (1/1) ... [2019-11-27 09:37:30,351 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:29" (1/1) ... [2019-11-27 09:37:30,430 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:29" (1/1) ... [2019-11-27 09:37:30,431 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:29" (1/1) ... [2019-11-27 09:37:30,722 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:29" (1/1) ... [2019-11-27 09:37:30,779 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:29" (1/1) ... [2019-11-27 09:37:30,933 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:29" (1/1) ... [2019-11-27 09:37:31,093 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:37:31,103 INFO L168 Benchmark]: Toolchain (without parser) took 4899.77 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 776.3 MB in the end (delta: 179.6 MB). Peak memory consumption was 179.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:31,104 INFO L168 Benchmark]: CDTParser took 2.93 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 09:37:31,109 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3408.81 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 873.7 MB in the end (delta: 76.5 MB). Peak memory consumption was 76.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:31,111 INFO L168 Benchmark]: Boogie Procedure Inliner took 713.11 ms. Allocated memory is still 1.0 GB. Free memory was 873.7 MB in the beginning and 810.7 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:31,116 INFO L168 Benchmark]: Boogie Preprocessor took 768.61 ms. Allocated memory is still 1.0 GB. Free memory was 810.7 MB in the beginning and 776.3 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:31,126 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.93 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 3408.81 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 873.7 MB in the end (delta: 76.5 MB). Peak memory consumption was 76.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 713.11 ms. Allocated memory is still 1.0 GB. Free memory was 873.7 MB in the beginning and 810.7 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 768.61 ms. Allocated memory is still 1.0 GB. Free memory was 810.7 MB in the beginning and 776.3 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 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-da95e15 [2019-11-27 09:37:35,115 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:37:35,122 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:37:35,155 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:37:35,157 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:37:35,160 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:37:35,170 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:37:35,189 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:37:35,191 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:37:35,196 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:37:35,202 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:37:35,205 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:37:35,208 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:37:35,212 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:37:35,218 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:37:35,220 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:37:35,223 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:37:35,228 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:37:35,233 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:37:35,242 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:37:35,250 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:37:35,257 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:37:35,261 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:37:35,266 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:37:35,273 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:37:35,274 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:37:35,274 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:37:35,276 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:37:35,278 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:37:35,279 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:37:35,281 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:37:35,285 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:37:35,286 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:37:35,290 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:37:35,291 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:37:35,294 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:37:35,295 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:37:35,296 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:37:35,296 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:37:35,300 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:37:35,301 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:37:35,302 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:37:35,343 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:37:35,345 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:37:35,350 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:37:35,352 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:37:35,352 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:37:35,353 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:37:35,354 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:37:35,354 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:37:35,357 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:37:35,357 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:37:35,359 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:37:35,359 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:37:35,359 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:37:35,360 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:37:35,360 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:37:35,361 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:37:35,362 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:37:35,362 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:37:35,362 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:37:35,364 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:37:35,364 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:37:35,364 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:37:35,366 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:37:35,366 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:37:35,366 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:37:35,367 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:37:35,369 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:37:35,369 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:37:35,369 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:37:35,370 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:37:35,371 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 -> 6b1deb58082a7e498e3d7d48408b9d7e07ce355e [2019-11-27 09:37:36,000 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:37:36,031 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:37:36,039 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:37:36,044 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:37:36,046 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:37:36,048 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label07.c [2019-11-27 09:37:36,209 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d85fc5a5d/b05837af9fa74cf3ae5fddce826b700a/FLAG5ebcccd2f [2019-11-27 09:37:37,707 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:37:37,708 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label07.c [2019-11-27 09:37:37,769 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d85fc5a5d/b05837af9fa74cf3ae5fddce826b700a/FLAG5ebcccd2f [2019-11-27 09:37:37,857 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d85fc5a5d/b05837af9fa74cf3ae5fddce826b700a [2019-11-27 09:37:37,866 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:37:37,870 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:37:37,875 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:37,876 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:37:37,885 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:37:37,886 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:37" (1/1) ... [2019-11-27 09:37:37,896 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e84eedf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:37, skipping insertion in model container [2019-11-27 09:37:37,896 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:37" (1/1) ... [2019-11-27 09:37:37,918 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:37:38,122 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:37:40,687 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:40,703 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:37:41,838 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:41,891 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:37:41,892 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:41 WrapperNode [2019-11-27 09:37:41,894 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:41,895 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:41,896 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:37:41,899 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:37:41,919 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:41" (1/1) ... [2019-11-27 09:37:42,014 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:41" (1/1) ... [2019-11-27 09:37:42,280 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:42,286 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:37:42,286 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:37:42,287 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:37:42,307 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:41" (1/1) ... [2019-11-27 09:37:42,312 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:41" (1/1) ... [2019-11-27 09:37:42,358 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:41" (1/1) ... [2019-11-27 09:37:42,361 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:41" (1/1) ... [2019-11-27 09:37:42,522 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:41" (1/1) ... [2019-11-27 09:37:42,579 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:41" (1/1) ... [2019-11-27 09:37:42,635 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:41" (1/1) ... [2019-11-27 09:37:42,690 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:37:42,698 INFO L168 Benchmark]: Toolchain (without parser) took 4822.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 797.3 MB in the end (delta: 158.5 MB). Peak memory consumption was 158.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:42,699 INFO L168 Benchmark]: CDTParser took 3.02 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 09:37:42,704 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4019.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.1 MB in the beginning and 837.5 MB in the end (delta: 112.6 MB). Peak memory consumption was 112.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:42,706 INFO L168 Benchmark]: Boogie Procedure Inliner took 390.72 ms. Allocated memory is still 1.0 GB. Free memory was 837.5 MB in the beginning and 814.6 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:42,710 INFO L168 Benchmark]: Boogie Preprocessor took 403.97 ms. Allocated memory is still 1.0 GB. Free memory was 814.6 MB in the beginning and 797.3 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:42,720 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.02 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 4019.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.1 MB in the beginning and 837.5 MB in the end (delta: 112.6 MB). Peak memory consumption was 112.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 390.72 ms. Allocated memory is still 1.0 GB. Free memory was 837.5 MB in the beginning and 814.6 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 403.97 ms. Allocated memory is still 1.0 GB. Free memory was 814.6 MB in the beginning and 797.3 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...