./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem05_label21.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/Problem05_label21.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 1b79f1dddba98255ed76d406a02bb0f3abee06ab ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem05_label21.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 1b79f1dddba98255ed76d406a02bb0f3abee06ab ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 16:36:16,079 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:36:16,084 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:36:16,120 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:36:16,121 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:36:16,124 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:36:16,138 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:36:16,154 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:36:16,156 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:36:16,163 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:36:16,166 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:36:16,172 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:36:16,173 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:36:16,180 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:36:16,181 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:36:16,186 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:36:16,191 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:36:16,193 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:36:16,199 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:36:16,206 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:36:16,215 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:36:16,218 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:36:16,223 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:36:16,225 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:36:16,233 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:36:16,235 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:36:16,235 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:36:16,240 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:36:16,240 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:36:16,241 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:36:16,243 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:36:16,246 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:36:16,247 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:36:16,250 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:36:16,252 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:36:16,255 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:36:16,256 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:36:16,257 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:36:16,260 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:36:16,262 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:36:16,264 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:36:16,266 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:36:16,304 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:36:16,305 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:36:16,309 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:36:16,310 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:36:16,313 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:36:16,313 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:36:16,314 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:36:16,314 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:36:16,314 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:36:16,315 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:36:16,316 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:36:16,316 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:36:16,318 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:36:16,318 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:36:16,319 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:36:16,319 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:36:16,320 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:36:16,320 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:36:16,322 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:36:16,322 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:36:16,322 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:36:16,323 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:36:16,323 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:36:16,325 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:36:16,325 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:36:16,325 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:36:16,326 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:36:16,328 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:36:16,328 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 -> 1b79f1dddba98255ed76d406a02bb0f3abee06ab [2019-11-26 16:36:16,894 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:36:16,926 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:36:16,932 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:36:16,936 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:36:16,938 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:36:16,939 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label21.c [2019-11-26 16:36:17,105 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0a55156d9/860ef5a59aaa41dc813425c26a09ce75/FLAG9f0426eaf [2019-11-26 16:36:19,360 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:36:19,363 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label21.c [2019-11-26 16:36:19,535 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0a55156d9/860ef5a59aaa41dc813425c26a09ce75/FLAG9f0426eaf [2019-11-26 16:36:19,578 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0a55156d9/860ef5a59aaa41dc813425c26a09ce75 [2019-11-26 16:36:19,588 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:36:19,595 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:36:19,597 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:36:19,598 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:36:19,608 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:36:19,610 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:36:19" (1/1) ... [2019-11-26 16:36:19,618 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ae0ad6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:19, skipping insertion in model container [2019-11-26 16:36:19,621 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:36:19" (1/1) ... [2019-11-26 16:36:19,643 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:36:20,160 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:36:25,787 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:36:25,802 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:36:28,607 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:36:28,730 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:36:28,731 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:28 WrapperNode [2019-11-26 16:36:28,733 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:36:28,734 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:36:28,734 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:36:28,734 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:36:28,746 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:28" (1/1) ... [2019-11-26 16:36:28,923 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:28" (1/1) ... [2019-11-26 16:36:29,562 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:36:29,565 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:36:29,568 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:36:29,568 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:36:29,596 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:28" (1/1) ... [2019-11-26 16:36:29,596 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:28" (1/1) ... [2019-11-26 16:36:29,690 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:28" (1/1) ... [2019-11-26 16:36:29,696 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:28" (1/1) ... [2019-11-26 16:36:30,095 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:28" (1/1) ... [2019-11-26 16:36:30,253 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:28" (1/1) ... [2019-11-26 16:36:30,362 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:28" (1/1) ... [2019-11-26 16:36:30,482 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:36:30,491 INFO L168 Benchmark]: Toolchain (without parser) took 10893.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 747.4 MB in the end (delta: 185.6 MB). Peak memory consumption was 185.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:30,493 INFO L168 Benchmark]: CDTParser took 1.36 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 16:36:30,496 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9136.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 884.6 MB in the end (delta: 48.3 MB). Peak memory consumption was 273.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:30,500 INFO L168 Benchmark]: Boogie Procedure Inliner took 831.51 ms. Allocated memory is still 1.0 GB. Free memory was 879.0 MB in the beginning and 803.1 MB in the end (delta: 75.9 MB). Peak memory consumption was 75.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:30,504 INFO L168 Benchmark]: Boogie Preprocessor took 916.75 ms. Allocated memory is still 1.0 GB. Free memory was 803.1 MB in the beginning and 747.4 MB in the end (delta: 55.7 MB). Peak memory consumption was 55.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:30,516 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.36 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 9136.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 884.6 MB in the end (delta: 48.3 MB). Peak memory consumption was 273.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 831.51 ms. Allocated memory is still 1.0 GB. Free memory was 879.0 MB in the beginning and 803.1 MB in the end (delta: 75.9 MB). Peak memory consumption was 75.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 916.75 ms. Allocated memory is still 1.0 GB. Free memory was 803.1 MB in the beginning and 747.4 MB in the end (delta: 55.7 MB). Peak memory consumption was 55.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:36:34,456 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:36:34,458 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:36:34,497 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:36:34,499 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:36:34,501 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:36:34,504 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:36:34,532 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:36:34,536 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:36:34,544 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:36:34,545 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:36:34,551 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:36:34,552 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:36:34,557 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:36:34,560 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:36:34,563 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:36:34,568 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:36:34,572 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:36:34,577 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:36:34,586 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:36:34,594 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:36:34,602 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:36:34,603 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:36:34,608 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:36:34,615 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:36:34,617 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:36:34,617 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:36:34,621 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:36:34,622 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:36:34,626 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:36:34,627 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:36:34,628 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:36:34,629 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:36:34,632 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:36:34,634 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:36:34,635 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:36:34,638 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:36:34,638 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:36:34,639 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:36:34,640 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:36:34,643 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:36:34,647 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:36:34,683 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:36:34,685 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:36:34,690 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:36:34,690 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:36:34,690 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:36:34,694 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:36:34,694 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:36:34,695 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:36:34,695 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:36:34,695 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:36:34,697 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:36:34,697 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:36:34,697 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:36:34,698 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:36:34,698 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:36:34,699 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:36:34,700 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:36:34,700 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:36:34,700 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:36:34,702 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:36:34,702 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:36:34,702 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:36:34,703 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:36:34,703 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:36:34,705 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:36:34,705 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:36:34,705 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:36:34,705 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:36:34,706 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:36:34,706 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:36:34,708 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 -> 1b79f1dddba98255ed76d406a02bb0f3abee06ab [2019-11-26 16:36:35,276 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:36:35,306 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:36:35,314 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:36:35,319 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:36:35,320 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:36:35,324 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label21.c [2019-11-26 16:36:35,457 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/072385b6b/837780e49ba040bcb44626f3836cbf3b/FLAGd242539fc [2019-11-26 16:36:37,405 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:36:37,410 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label21.c [2019-11-26 16:36:37,519 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/072385b6b/837780e49ba040bcb44626f3836cbf3b/FLAGd242539fc [2019-11-26 16:36:37,654 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/072385b6b/837780e49ba040bcb44626f3836cbf3b [2019-11-26 16:36:37,667 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:36:37,669 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:36:37,674 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:36:37,675 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:36:37,682 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:36:37,685 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:36:37" (1/1) ... [2019-11-26 16:36:37,690 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a9841a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:37, skipping insertion in model container [2019-11-26 16:36:37,694 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:36:37" (1/1) ... [2019-11-26 16:36:37,713 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:36:38,254 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:36:43,521 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:36:43,543 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:36:46,431 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:36:46,517 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:36:46,519 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:46 WrapperNode [2019-11-26 16:36:46,519 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:36:46,526 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:36:46,527 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:36:46,527 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:36:46,550 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:46" (1/1) ... [2019-11-26 16:36:46,721 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:46" (1/1) ... [2019-11-26 16:36:47,294 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:36:47,300 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:36:47,300 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:36:47,301 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:36:47,318 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:46" (1/1) ... [2019-11-26 16:36:47,320 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:46" (1/1) ... [2019-11-26 16:36:47,454 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:46" (1/1) ... [2019-11-26 16:36:47,460 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:46" (1/1) ... [2019-11-26 16:36:47,899 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:46" (1/1) ... [2019-11-26 16:36:48,050 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:46" (1/1) ... [2019-11-26 16:36:48,178 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:46" (1/1) ... [2019-11-26 16:36:48,288 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:36:48,300 INFO L168 Benchmark]: Toolchain (without parser) took 10626.89 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 748.9 MB in the end (delta: 184.2 MB). Peak memory consumption was 184.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:48,301 INFO L168 Benchmark]: CDTParser took 0.44 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:36:48,307 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8845.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 882.4 MB in the end (delta: 50.6 MB). Peak memory consumption was 274.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:48,309 INFO L168 Benchmark]: Boogie Procedure Inliner took 773.22 ms. Allocated memory is still 1.0 GB. Free memory was 882.4 MB in the beginning and 806.0 MB in the end (delta: 76.4 MB). Peak memory consumption was 76.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:48,314 INFO L168 Benchmark]: Boogie Preprocessor took 992.93 ms. Allocated memory is still 1.0 GB. Free memory was 806.0 MB in the beginning and 748.9 MB in the end (delta: 57.1 MB). Peak memory consumption was 57.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:48,324 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 8845.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 882.4 MB in the end (delta: 50.6 MB). Peak memory consumption was 274.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 773.22 ms. Allocated memory is still 1.0 GB. Free memory was 882.4 MB in the beginning and 806.0 MB in the end (delta: 76.4 MB). Peak memory consumption was 76.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 992.93 ms. Allocated memory is still 1.0 GB. Free memory was 806.0 MB in the beginning and 748.9 MB in the end (delta: 57.1 MB). Peak memory consumption was 57.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...