./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label02.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem12_label02.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 89b4b316a6e7d7d44d1eb364bfd2688d1d3b8d3f ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem12_label02.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 89b4b316a6e7d7d44d1eb364bfd2688d1d3b8d3f ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:46:12,238 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:46:12,241 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:46:12,269 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:46:12,271 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:46:12,273 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:46:12,289 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:46:12,305 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:46:12,309 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:46:12,315 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:46:12,318 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:46:12,325 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:46:12,325 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:46:12,332 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:46:12,334 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:46:12,339 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:46:12,344 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:46:12,348 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:46:12,351 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:46:12,361 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:46:12,367 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:46:12,375 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:46:12,380 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:46:12,383 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:46:12,390 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:46:12,391 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:46:12,394 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:46:12,396 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:46:12,397 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:46:12,398 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:46:12,401 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:46:12,402 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:46:12,403 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:46:12,407 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:46:12,411 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:46:12,412 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:46:12,413 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:46:12,414 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:46:12,414 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:46:12,419 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:46:12,421 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:46:12,424 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:46:12,459 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:46:12,461 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:46:12,467 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:46:12,467 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:46:12,467 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:46:12,468 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:46:12,469 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:46:12,469 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:46:12,469 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:46:12,471 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:46:12,472 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:46:12,473 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:46:12,473 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:46:12,476 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:46:12,477 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:46:12,477 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:46:12,477 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:46:12,477 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:46:12,478 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:46:12,478 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:46:12,478 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:46:12,479 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:46:12,479 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:46:12,479 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:46:12,481 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:46:12,481 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:46:12,481 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:46:12,482 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:46:12,482 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 -> 89b4b316a6e7d7d44d1eb364bfd2688d1d3b8d3f [2019-11-26 16:46:13,090 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:46:13,119 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:46:13,126 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:46:13,131 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:46:13,132 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:46:13,133 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label02.c [2019-11-26 16:46:13,295 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8736d383a/f32894b8c0dd43c295c83a8ba3825f92/FLAG5ca044cdf [2019-11-26 16:46:14,951 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:46:14,954 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label02.c [2019-11-26 16:46:15,027 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8736d383a/f32894b8c0dd43c295c83a8ba3825f92/FLAG5ca044cdf [2019-11-26 16:46:15,065 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8736d383a/f32894b8c0dd43c295c83a8ba3825f92 [2019-11-26 16:46:15,073 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:46:15,077 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:46:15,083 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:15,083 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:46:15,089 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:46:15,094 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:15" (1/1) ... [2019-11-26 16:46:15,102 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:15, skipping insertion in model container [2019-11-26 16:46:15,103 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:15" (1/1) ... [2019-11-26 16:46:15,123 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:46:15,396 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:46:18,067 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:18,081 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:46:19,497 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:19,568 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:46:19,570 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:19 WrapperNode [2019-11-26 16:46:19,572 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:19,573 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:19,575 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:46:19,575 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:46:19,597 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:19" (1/1) ... [2019-11-26 16:46:19,699 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:19" (1/1) ... [2019-11-26 16:46:20,344 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:20,347 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:46:20,347 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:46:20,349 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:46:20,374 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:19" (1/1) ... [2019-11-26 16:46:20,377 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:19" (1/1) ... [2019-11-26 16:46:20,465 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:19" (1/1) ... [2019-11-26 16:46:20,471 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:19" (1/1) ... [2019-11-26 16:46:20,889 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:19" (1/1) ... [2019-11-26 16:46:20,979 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:19" (1/1) ... [2019-11-26 16:46:21,113 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:19" (1/1) ... [2019-11-26 16:46:21,761 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:46:21,769 INFO L168 Benchmark]: Toolchain (without parser) took 6687.31 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 910.9 MB in the end (delta: 39.4 MB). Peak memory consumption was 318.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:21,770 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:46:21,772 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4489.58 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 820.8 MB in the end (delta: 129.4 MB). Peak memory consumption was 129.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:21,777 INFO L168 Benchmark]: Boogie Procedure Inliner took 773.44 ms. Allocated memory is still 1.0 GB. Free memory was 820.8 MB in the beginning and 752.1 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:21,780 INFO L168 Benchmark]: Boogie Preprocessor took 1415.23 ms. Allocated memory is still 1.0 GB. Free memory was 752.1 MB in the beginning and 910.9 MB in the end (delta: -158.8 MB). Peak memory consumption was 120.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:21,790 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 4489.58 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 820.8 MB in the end (delta: 129.4 MB). Peak memory consumption was 129.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 773.44 ms. Allocated memory is still 1.0 GB. Free memory was 820.8 MB in the beginning and 752.1 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1415.23 ms. Allocated memory is still 1.0 GB. Free memory was 752.1 MB in the beginning and 910.9 MB in the end (delta: -158.8 MB). Peak memory consumption was 120.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:46:25,871 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:46:25,879 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:46:25,913 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:46:25,914 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:46:25,915 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:46:25,922 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:46:25,936 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:46:25,940 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:46:25,945 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:46:25,950 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:46:25,953 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:46:25,956 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:46:25,960 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:46:25,966 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:46:25,969 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:46:25,971 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:46:25,976 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:46:25,982 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:46:25,990 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:46:25,998 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:46:26,006 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:46:26,007 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:46:26,012 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:46:26,019 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:46:26,020 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:46:26,020 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:46:26,025 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:46:26,025 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:46:26,026 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:46:26,028 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:46:26,029 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:46:26,031 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:46:26,035 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:46:26,038 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:46:26,040 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:46:26,041 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:46:26,043 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:46:26,043 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:46:26,046 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:46:26,049 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:46:26,050 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:46:26,089 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:46:26,092 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:46:26,094 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:46:26,097 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:46:26,097 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:46:26,097 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:46:26,098 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:46:26,098 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:46:26,098 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:46:26,099 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:46:26,103 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:46:26,103 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:46:26,103 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:46:26,104 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:46:26,104 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:46:26,105 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:46:26,105 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:46:26,105 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:46:26,105 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:46:26,107 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:46:26,109 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:46:26,109 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:46:26,109 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:46:26,110 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:46:26,110 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:46:26,110 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:46:26,110 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:46:26,111 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:46:26,112 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:46:26,112 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:46:26,116 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 -> 89b4b316a6e7d7d44d1eb364bfd2688d1d3b8d3f [2019-11-26 16:46:26,730 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:46:26,756 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:46:26,765 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:46:26,767 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:46:26,772 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:46:26,774 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label02.c [2019-11-26 16:46:26,925 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f12c3bfe/6abff1f499fb43bbb4bb7ff87ff11eeb/FLAGa6ef9a8c6 [2019-11-26 16:46:28,526 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:46:28,529 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label02.c [2019-11-26 16:46:28,608 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f12c3bfe/6abff1f499fb43bbb4bb7ff87ff11eeb/FLAGa6ef9a8c6 [2019-11-26 16:46:28,650 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f12c3bfe/6abff1f499fb43bbb4bb7ff87ff11eeb [2019-11-26 16:46:28,661 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:46:28,673 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:46:28,678 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:28,680 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:46:28,695 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:46:28,698 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:28" (1/1) ... [2019-11-26 16:46:28,709 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:28, skipping insertion in model container [2019-11-26 16:46:28,709 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:28" (1/1) ... [2019-11-26 16:46:28,728 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:46:29,018 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:46:32,243 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:32,261 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:46:33,880 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:33,956 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:46:33,960 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:33 WrapperNode [2019-11-26 16:46:33,961 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:33,962 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:33,965 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:46:33,965 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:46:33,986 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:33" (1/1) ... [2019-11-26 16:46:34,110 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:33" (1/1) ... [2019-11-26 16:46:34,456 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:34,460 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:46:34,461 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:46:34,461 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:46:34,483 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:33" (1/1) ... [2019-11-26 16:46:34,488 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:33" (1/1) ... [2019-11-26 16:46:34,543 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:33" (1/1) ... [2019-11-26 16:46:34,545 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:33" (1/1) ... [2019-11-26 16:46:34,804 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:33" (1/1) ... [2019-11-26 16:46:34,881 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:33" (1/1) ... [2019-11-26 16:46:35,288 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:33" (1/1) ... [2019-11-26 16:46:35,360 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:46:35,373 INFO L168 Benchmark]: Toolchain (without parser) took 6700.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 943.8 MB in the end (delta: 12.1 MB). Peak memory consumption was 291.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:35,374 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:46:35,376 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5283.34 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 769.3 MB in the end (delta: 186.7 MB). Peak memory consumption was 186.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:35,380 INFO L168 Benchmark]: Boogie Procedure Inliner took 497.97 ms. Allocated memory is still 1.0 GB. Free memory was 769.3 MB in the beginning and 740.6 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:35,383 INFO L168 Benchmark]: Boogie Preprocessor took 901.62 ms. Allocated memory is still 1.0 GB. Free memory was 740.6 MB in the beginning and 943.8 MB in the end (delta: -203.2 MB). Peak memory consumption was 76.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:35,394 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 5283.34 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 769.3 MB in the end (delta: 186.7 MB). Peak memory consumption was 186.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 497.97 ms. Allocated memory is still 1.0 GB. Free memory was 769.3 MB in the beginning and 740.6 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 901.62 ms. Allocated memory is still 1.0 GB. Free memory was 740.6 MB in the beginning and 943.8 MB in the end (delta: -203.2 MB). Peak memory consumption was 76.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...