./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label07.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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_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 5762580e1d9ea68bdd0d0ac8180f0450682db5f2 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_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 5762580e1d9ea68bdd0d0ac8180f0450682db5f2 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:27:10,693 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:27:10,699 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:27:10,735 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:27:10,736 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:27:10,738 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:27:10,744 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:27:10,760 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:27:10,764 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:27:10,769 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:27:10,776 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:27:10,779 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:27:10,781 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:27:10,785 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:27:10,790 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:27:10,795 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:27:10,800 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:27:10,802 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:27:10,808 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:27:10,819 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:27:10,826 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:27:10,834 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:27:10,836 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:27:10,841 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:27:10,849 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:27:10,852 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:27:10,852 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:27:10,855 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:27:10,856 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:27:10,859 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:27:10,861 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:27:10,862 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:27:10,865 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:27:10,867 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:27:10,870 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:27:10,872 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:27:10,874 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:27:10,875 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:27:10,875 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:27:10,879 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:27:10,881 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:27:10,884 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:27:10,926 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:27:10,927 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:27:10,936 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:27:10,937 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:27:10,937 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:27:10,938 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:27:10,938 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:27:10,938 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:27:10,938 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:27:10,939 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:27:10,941 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:27:10,942 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:27:10,944 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:27:10,945 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:27:10,945 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:27:10,946 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:27:10,949 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:27:10,950 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:27:10,950 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:27:10,950 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:27:10,951 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:27:10,951 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:27:10,951 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:27:10,954 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:27:10,954 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:27:10,954 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:27:10,955 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:27:10,955 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:27:10,955 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 -> 5762580e1d9ea68bdd0d0ac8180f0450682db5f2 [2019-11-25 22:27:11,496 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:27:11,528 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:27:11,535 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:27:11,538 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:27:11,543 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:27:11,545 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label07.c [2019-11-25 22:27:11,714 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/02bfdc71b/98c8b834b321421585e8c9bda1cf67a5/FLAG2dcf58bc0 [2019-11-25 22:27:13,406 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:27:13,407 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label07.c [2019-11-25 22:27:13,487 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/02bfdc71b/98c8b834b321421585e8c9bda1cf67a5/FLAG2dcf58bc0 [2019-11-25 22:27:13,521 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/02bfdc71b/98c8b834b321421585e8c9bda1cf67a5 [2019-11-25 22:27:13,526 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:27:13,532 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:27:13,536 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:27:13,538 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:27:13,546 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:27:13,547 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:27:13" (1/1) ... [2019-11-25 22:27:13,556 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c68b475 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:13, skipping insertion in model container [2019-11-25 22:27:13,557 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:27:13" (1/1) ... [2019-11-25 22:27:13,577 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:27:13,860 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:27:16,742 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:27:16,758 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:27:18,105 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:27:18,197 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:27:18,198 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:18 WrapperNode [2019-11-25 22:27:18,199 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:27:18,200 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:27:18,200 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:27:18,202 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:27:18,224 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:18" (1/1) ... [2019-11-25 22:27:18,334 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:18" (1/1) ... [2019-11-25 22:27:18,752 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:27:18,755 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:27:18,756 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:27:18,759 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:27:18,781 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:18" (1/1) ... [2019-11-25 22:27:18,782 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:18" (1/1) ... [2019-11-25 22:27:18,837 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:18" (1/1) ... [2019-11-25 22:27:18,842 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:18" (1/1) ... [2019-11-25 22:27:19,049 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:18" (1/1) ... [2019-11-25 22:27:19,123 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:18" (1/1) ... [2019-11-25 22:27:19,176 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:18" (1/1) ... [2019-11-25 22:27:19,242 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:27:19,253 INFO L168 Benchmark]: Toolchain (without parser) took 5715.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 751.5 MB in the end (delta: 193.0 MB). Peak memory consumption was 193.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:19,256 INFO L168 Benchmark]: CDTParser took 0.37 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. [2019-11-25 22:27:19,258 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4663.24 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 820.4 MB in the end (delta: 124.1 MB). Peak memory consumption was 124.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:19,261 INFO L168 Benchmark]: Boogie Procedure Inliner took 554.17 ms. Allocated memory is still 1.0 GB. Free memory was 820.4 MB in the beginning and 780.3 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:19,265 INFO L168 Benchmark]: Boogie Preprocessor took 489.01 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: 28.8 MB). Peak memory consumption was 28.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:19,276 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 4663.24 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 820.4 MB in the end (delta: 124.1 MB). Peak memory consumption was 124.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 554.17 ms. Allocated memory is still 1.0 GB. Free memory was 820.4 MB in the beginning and 780.3 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 489.01 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: 28.8 MB). Peak memory consumption was 28.8 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 0.1.24-65d6cd2 [2019-11-25 22:27:23,346 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:27:23,352 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:27:23,387 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:27:23,389 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:27:23,397 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:27:23,402 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:27:23,421 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:27:23,425 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:27:23,432 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:27:23,437 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:27:23,440 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:27:23,441 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:27:23,448 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:27:23,452 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:27:23,458 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:27:23,459 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:27:23,466 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:27:23,473 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:27:23,484 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:27:23,489 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:27:23,497 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:27:23,499 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:27:23,503 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:27:23,513 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:27:23,515 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:27:23,515 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:27:23,519 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:27:23,520 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:27:23,521 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:27:23,525 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:27:23,526 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:27:23,527 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:27:23,531 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:27:23,534 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:27:23,536 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:27:23,537 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:27:23,539 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:27:23,539 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:27:23,545 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:27:23,546 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:27:23,552 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:27:23,596 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:27:23,596 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:27:23,603 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:27:23,603 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:27:23,603 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:27:23,604 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:27:23,607 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:27:23,607 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:27:23,608 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:27:23,608 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:27:23,609 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:27:23,610 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:27:23,610 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:27:23,612 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:27:23,612 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:27:23,613 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:27:23,613 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:27:23,613 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:27:23,615 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:27:23,615 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:27:23,616 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:27:23,616 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:27:23,618 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:27:23,618 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:27:23,619 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:27:23,619 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:27:23,619 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:27:23,620 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:27:23,621 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:27:23,621 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:27:23,624 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 -> 5762580e1d9ea68bdd0d0ac8180f0450682db5f2 [2019-11-25 22:27:24,297 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:27:24,332 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:27:24,338 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:27:24,346 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:27:24,346 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:27:24,348 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label07.c [2019-11-25 22:27:24,503 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d8278279/50563f7087ed43248a9479040e808730/FLAG8b9860875 [2019-11-25 22:27:26,198 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:27:26,199 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label07.c [2019-11-25 22:27:26,279 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d8278279/50563f7087ed43248a9479040e808730/FLAG8b9860875 [2019-11-25 22:27:26,321 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d8278279/50563f7087ed43248a9479040e808730 [2019-11-25 22:27:26,331 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:27:26,336 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:27:26,342 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:27:26,345 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:27:26,351 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:27:26,358 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:27:26" (1/1) ... [2019-11-25 22:27:26,367 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3756bc5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:26, skipping insertion in model container [2019-11-25 22:27:26,370 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:27:26" (1/1) ... [2019-11-25 22:27:26,391 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:27:26,712 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:27:30,141 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:27:30,160 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:27:31,755 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:27:31,837 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:27:31,840 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:31 WrapperNode [2019-11-25 22:27:31,841 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:27:31,842 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:27:31,845 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:27:31,845 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:27:31,866 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:31" (1/1) ... [2019-11-25 22:27:31,980 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:31" (1/1) ... [2019-11-25 22:27:32,378 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:27:32,381 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:27:32,381 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:27:32,383 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:27:32,406 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:31" (1/1) ... [2019-11-25 22:27:32,408 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:31" (1/1) ... [2019-11-25 22:27:32,459 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:31" (1/1) ... [2019-11-25 22:27:32,460 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:31" (1/1) ... [2019-11-25 22:27:32,658 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:31" (1/1) ... [2019-11-25 22:27:32,727 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:31" (1/1) ... [2019-11-25 22:27:32,777 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:31" (1/1) ... [2019-11-25 22:27:32,837 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:27:32,849 INFO L168 Benchmark]: Toolchain (without parser) took 6505.36 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 733.1 MB in the end (delta: 211.4 MB). Peak memory consumption was 211.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:32,850 INFO L168 Benchmark]: CDTParser took 0.39 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. [2019-11-25 22:27:32,854 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5499.56 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 797.6 MB in the end (delta: 146.9 MB). Peak memory consumption was 147.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:32,856 INFO L168 Benchmark]: Boogie Procedure Inliner took 538.75 ms. Allocated memory is still 1.0 GB. Free memory was 797.6 MB in the beginning and 763.2 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:32,861 INFO L168 Benchmark]: Boogie Preprocessor took 457.67 ms. Allocated memory is still 1.0 GB. Free memory was 763.2 MB in the beginning and 733.1 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:32,871 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 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 5499.56 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 797.6 MB in the end (delta: 146.9 MB). Peak memory consumption was 147.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 538.75 ms. Allocated memory is still 1.0 GB. Free memory was 797.6 MB in the beginning and 763.2 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 457.67 ms. Allocated memory is still 1.0 GB. Free memory was 763.2 MB in the beginning and 733.1 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...