./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem19_label28.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem19_label28.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 3ae06bf9e6d9b117764a13029a64a0f04f489322 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem19_label28.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 3ae06bf9e6d9b117764a13029a64a0f04f489322 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:01:09,195 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:01:09,200 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:01:09,225 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:01:09,226 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:01:09,227 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:01:09,232 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:01:09,241 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:01:09,247 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:01:09,251 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:01:09,256 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:01:09,258 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:01:09,258 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:01:09,262 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:01:09,263 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:01:09,266 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:01:09,269 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:01:09,269 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:01:09,273 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:01:09,278 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:01:09,284 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:01:09,291 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:01:09,292 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:01:09,296 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:01:09,302 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:01:09,303 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:01:09,303 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:01:09,305 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:01:09,305 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:01:09,306 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:01:09,308 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:01:09,309 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:01:09,309 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:01:09,311 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:01:09,313 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:01:09,316 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:01:09,317 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:01:09,317 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:01:09,317 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:01:09,318 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:01:09,319 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:01:09,320 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:01:09,363 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:01:09,364 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:01:09,365 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:01:09,369 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:01:09,370 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:01:09,370 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:01:09,370 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:01:09,370 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:01:09,370 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:01:09,371 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:01:09,372 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:01:09,372 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:01:09,372 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:01:09,375 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:01:09,375 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:01:09,375 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:01:09,375 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:01:09,376 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:01:09,376 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:01:09,376 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:01:09,376 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:01:09,376 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:01:09,377 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:01:09,377 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:01:09,377 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:01:09,377 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:01:09,377 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:01:09,380 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:01:09,380 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 -> 3ae06bf9e6d9b117764a13029a64a0f04f489322 [2019-11-27 16:01:09,818 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:01:09,833 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:01:09,835 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:01:09,842 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:01:09,842 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:01:09,845 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label28.c [2019-11-27 16:01:09,951 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e2cdcb46/5eda27ab040a478cb1e4af9c9befb28a/FLAG4ec46e39d [2019-11-27 16:01:11,193 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:01:11,195 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label28.c [2019-11-27 16:01:11,265 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e2cdcb46/5eda27ab040a478cb1e4af9c9befb28a/FLAG4ec46e39d [2019-11-27 16:01:11,463 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e2cdcb46/5eda27ab040a478cb1e4af9c9befb28a [2019-11-27 16:01:11,471 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:01:11,473 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:01:11,478 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:01:11,479 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:01:11,484 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:01:11,486 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:01:11" (1/1) ... [2019-11-27 16:01:11,494 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38d4f559 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:11, skipping insertion in model container [2019-11-27 16:01:11,494 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:01:11" (1/1) ... [2019-11-27 16:01:11,510 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:01:11,869 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:01:14,877 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:01:14,890 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:01:16,546 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:01:16,616 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:01:16,621 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:16 WrapperNode [2019-11-27 16:01:16,622 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:01:16,623 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:01:16,626 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:01:16,626 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:01:16,636 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:16" (1/1) ... [2019-11-27 16:01:16,742 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:16" (1/1) ... [2019-11-27 16:01:17,505 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:01:17,510 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:01:17,510 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:01:17,510 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:01:17,527 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:16" (1/1) ... [2019-11-27 16:01:17,527 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:16" (1/1) ... [2019-11-27 16:01:17,722 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:16" (1/1) ... [2019-11-27 16:01:17,723 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:16" (1/1) ... [2019-11-27 16:01:18,728 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:16" (1/1) ... [2019-11-27 16:01:18,811 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:16" (1/1) ... [2019-11-27 16:01:18,984 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:16" (1/1) ... [2019-11-27 16:01:19,181 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:01:19,190 INFO L168 Benchmark]: Toolchain (without parser) took 7710.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 775.9 MB in the end (delta: 155.7 MB). Peak memory consumption was 385.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:19,191 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:01:19,193 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5144.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 879.5 MB in the end (delta: 52.1 MB). Peak memory consumption was 271.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:19,197 INFO L168 Benchmark]: Boogie Procedure Inliner took 886.26 ms. Allocated memory is still 1.0 GB. Free memory was 879.5 MB in the beginning and 704.9 MB in the end (delta: 174.6 MB). Peak memory consumption was 174.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:19,199 INFO L168 Benchmark]: Boogie Preprocessor took 1671.88 ms. Allocated memory is still 1.0 GB. Free memory was 704.9 MB in the beginning and 775.9 MB in the end (delta: -71.0 MB). Peak memory consumption was 158.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:19,207 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 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 5144.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 879.5 MB in the end (delta: 52.1 MB). Peak memory consumption was 271.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 886.26 ms. Allocated memory is still 1.0 GB. Free memory was 879.5 MB in the beginning and 704.9 MB in the end (delta: 174.6 MB). Peak memory consumption was 174.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1671.88 ms. Allocated memory is still 1.0 GB. Free memory was 704.9 MB in the beginning and 775.9 MB in the end (delta: -71.0 MB). Peak memory consumption was 158.8 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 0.1.24-509859d [2019-11-27 16:01:21,945 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:01:21,951 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:01:21,973 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:01:21,974 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:01:21,979 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:01:21,982 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:01:21,994 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:01:22,000 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:01:22,006 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:01:22,007 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:01:22,012 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:01:22,013 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:01:22,015 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:01:22,016 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:01:22,017 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:01:22,020 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:01:22,021 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:01:22,026 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:01:22,030 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:01:22,037 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:01:22,041 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:01:22,042 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:01:22,045 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:01:22,052 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:01:22,052 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:01:22,053 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:01:22,054 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:01:22,057 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:01:22,058 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:01:22,058 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:01:22,059 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:01:22,062 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:01:22,063 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:01:22,065 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:01:22,065 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:01:22,068 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:01:22,068 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:01:22,068 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:01:22,072 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:01:22,073 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:01:22,074 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:01:22,101 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:01:22,103 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:01:22,105 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:01:22,108 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:01:22,108 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:01:22,108 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:01:22,109 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:01:22,109 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:01:22,109 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:01:22,109 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:01:22,110 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:01:22,110 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:01:22,111 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:01:22,111 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:01:22,111 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:01:22,111 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:01:22,113 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:01:22,113 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:01:22,113 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:01:22,113 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:01:22,114 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:01:22,115 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:01:22,115 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:01:22,115 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:01:22,115 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:01:22,116 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:01:22,118 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:01:22,118 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:01:22,118 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:01:22,118 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:01:22,119 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 -> 3ae06bf9e6d9b117764a13029a64a0f04f489322 [2019-11-27 16:01:22,585 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:01:22,600 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:01:22,608 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:01:22,609 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:01:22,612 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:01:22,613 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label28.c [2019-11-27 16:01:22,721 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f349964d/d8f121ca6ed84fcf89e72205080d03ef/FLAGa099f7845 [2019-11-27 16:01:23,998 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:01:23,999 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label28.c [2019-11-27 16:01:24,066 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f349964d/d8f121ca6ed84fcf89e72205080d03ef/FLAGa099f7845 [2019-11-27 16:01:24,244 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f349964d/d8f121ca6ed84fcf89e72205080d03ef [2019-11-27 16:01:24,251 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:01:24,255 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:01:24,258 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:01:24,260 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:01:24,263 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:01:24,267 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:01:24" (1/1) ... [2019-11-27 16:01:24,273 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ff3520c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:24, skipping insertion in model container [2019-11-27 16:01:24,273 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:01:24" (1/1) ... [2019-11-27 16:01:24,283 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:01:24,618 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:01:27,982 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:01:27,997 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:01:29,664 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:01:29,752 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:01:29,753 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:29 WrapperNode [2019-11-27 16:01:29,754 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:01:29,755 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:01:29,756 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:01:29,759 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:01:29,772 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:29" (1/1) ... [2019-11-27 16:01:29,903 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:29" (1/1) ... [2019-11-27 16:01:30,363 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:01:30,366 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:01:30,366 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:01:30,366 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:01:30,382 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:29" (1/1) ... [2019-11-27 16:01:30,382 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:29" (1/1) ... [2019-11-27 16:01:30,484 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:29" (1/1) ... [2019-11-27 16:01:30,486 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:29" (1/1) ... [2019-11-27 16:01:31,068 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:29" (1/1) ... [2019-11-27 16:01:31,146 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:29" (1/1) ... [2019-11-27 16:01:31,225 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:29" (1/1) ... [2019-11-27 16:01:31,313 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:01:31,322 INFO L168 Benchmark]: Toolchain (without parser) took 7066.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 869.2 MB in the end (delta: 69.5 MB). Peak memory consumption was 320.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:31,324 INFO L168 Benchmark]: CDTParser took 0.27 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. [2019-11-27 16:01:31,327 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5496.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 766.2 MB in the end (delta: 172.5 MB). Peak memory consumption was 258.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:31,328 INFO L168 Benchmark]: Boogie Procedure Inliner took 611.15 ms. Allocated memory is still 1.0 GB. Free memory was 766.2 MB in the beginning and 696.6 MB in the end (delta: 69.6 MB). Peak memory consumption was 69.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:31,332 INFO L168 Benchmark]: Boogie Preprocessor took 950.37 ms. Allocated memory is still 1.0 GB. Free memory was 696.6 MB in the beginning and 869.2 MB in the end (delta: -172.6 MB). Peak memory consumption was 78.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:31,339 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 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 5496.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 766.2 MB in the end (delta: 172.5 MB). Peak memory consumption was 258.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 611.15 ms. Allocated memory is still 1.0 GB. Free memory was 766.2 MB in the beginning and 696.6 MB in the end (delta: 69.6 MB). Peak memory consumption was 69.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 950.37 ms. Allocated memory is still 1.0 GB. Free memory was 696.6 MB in the beginning and 869.2 MB in the end (delta: -172.6 MB). Peak memory consumption was 78.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...