./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label43.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/Problem18_label43.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 2144b807b7a19b97f7aa99ec91ba06909c1e3353 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem18_label43.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 2144b807b7a19b97f7aa99ec91ba06909c1e3353 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 16:00:28,772 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:00:28,780 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:00:28,809 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:00:28,811 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:00:28,813 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:00:28,830 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:00:28,849 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:00:28,859 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:00:28,862 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:00:28,864 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:00:28,869 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:00:28,871 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:00:28,878 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:00:28,879 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:00:28,884 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:00:28,890 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:00:28,893 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:00:28,899 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:00:28,905 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:00:28,915 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:00:28,918 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:00:28,924 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:00:28,929 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:00:28,937 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:00:28,938 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:00:28,938 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:00:28,942 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:00:28,943 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:00:28,944 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:00:28,947 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:00:28,948 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:00:28,949 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:00:28,954 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:00:28,956 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:00:28,958 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:00:28,961 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:00:28,962 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:00:28,962 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:00:28,967 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:00:28,969 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:00:28,971 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:00:29,011 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:00:29,013 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:00:29,018 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:00:29,021 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:00:29,021 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:00:29,022 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:00:29,022 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:00:29,022 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:00:29,023 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:00:29,024 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:00:29,025 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:00:29,027 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:00:29,027 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:00:29,028 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:00:29,028 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:00:29,028 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:00:29,030 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:00:29,030 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:00:29,030 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:00:29,031 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:00:29,033 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:00:29,033 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:00:29,033 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:00:29,034 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:00:29,034 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:00:29,034 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:00:29,036 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:00:29,036 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:00:29,036 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 -> 2144b807b7a19b97f7aa99ec91ba06909c1e3353 [2019-11-27 16:00:29,665 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:00:29,696 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:00:29,705 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:00:29,707 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:00:29,709 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:00:29,710 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label43.c [2019-11-27 16:00:29,872 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84514e073/cc834bfb200c41f28b3ef6b9cdd094be/FLAGc7260e7d4 [2019-11-27 16:00:31,465 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:00:31,469 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label43.c [2019-11-27 16:00:31,518 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84514e073/cc834bfb200c41f28b3ef6b9cdd094be/FLAGc7260e7d4 [2019-11-27 16:00:31,549 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84514e073/cc834bfb200c41f28b3ef6b9cdd094be [2019-11-27 16:00:31,554 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:00:31,557 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:00:31,562 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:31,562 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:00:31,568 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:00:31,569 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:31" (1/1) ... [2019-11-27 16:00:31,575 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 27.11 04:00:31, skipping insertion in model container [2019-11-27 16:00:31,576 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:31" (1/1) ... [2019-11-27 16:00:31,590 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:00:31,802 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:00:34,948 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:34,959 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:00:36,062 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:36,124 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:00:36,128 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:36 WrapperNode [2019-11-27 16:00:36,129 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:36,130 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:36,134 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:00:36,134 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:00:36,156 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:36" (1/1) ... [2019-11-27 16:00:36,251 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:36" (1/1) ... [2019-11-27 16:00:36,651 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:36,656 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:00:36,656 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:00:36,656 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:00:36,677 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:36" (1/1) ... [2019-11-27 16:00:36,678 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:36" (1/1) ... [2019-11-27 16:00:36,775 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:36" (1/1) ... [2019-11-27 16:00:36,778 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:36" (1/1) ... [2019-11-27 16:00:36,988 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:36" (1/1) ... [2019-11-27 16:00:37,052 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:36" (1/1) ... [2019-11-27 16:00:37,124 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:36" (1/1) ... [2019-11-27 16:00:37,240 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:00:37,251 INFO L168 Benchmark]: Toolchain (without parser) took 5685.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 799.2 MB in the end (delta: 151.1 MB). Peak memory consumption was 151.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:37,252 INFO L168 Benchmark]: CDTParser took 1.40 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 16:00:37,255 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4567.85 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 867.9 MB in the end (delta: 82.3 MB). Peak memory consumption was 82.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:37,257 INFO L168 Benchmark]: Boogie Procedure Inliner took 524.87 ms. Allocated memory is still 1.0 GB. Free memory was 867.9 MB in the beginning and 827.8 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:37,261 INFO L168 Benchmark]: Boogie Preprocessor took 584.33 ms. Allocated memory is still 1.0 GB. Free memory was 827.8 MB in the beginning and 799.2 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:37,271 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.40 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 4567.85 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 867.9 MB in the end (delta: 82.3 MB). Peak memory consumption was 82.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 524.87 ms. Allocated memory is still 1.0 GB. Free memory was 867.9 MB in the beginning and 827.8 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 584.33 ms. Allocated memory is still 1.0 GB. Free memory was 827.8 MB in the beginning and 799.2 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 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 0.1.24-509859d [2019-11-27 16:00:41,499 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:00:41,501 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:00:41,530 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:00:41,532 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:00:41,535 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:00:41,537 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:00:41,567 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:00:41,571 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:00:41,575 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:00:41,580 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:00:41,583 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:00:41,586 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:00:41,590 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:00:41,594 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:00:41,599 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:00:41,604 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:00:41,607 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:00:41,611 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:00:41,620 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:00:41,628 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:00:41,635 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:00:41,636 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:00:41,642 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:00:41,649 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:00:41,650 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:00:41,650 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:00:41,655 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:00:41,655 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:00:41,657 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:00:41,660 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:00:41,661 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:00:41,665 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:00:41,667 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:00:41,668 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:00:41,670 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:00:41,672 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:00:41,673 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:00:41,675 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:00:41,676 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:00:41,679 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:00:41,680 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:00:41,722 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:00:41,722 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:00:41,729 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:00:41,729 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:00:41,730 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:00:41,730 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:00:41,730 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:00:41,731 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:00:41,731 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:00:41,731 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:00:41,735 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:00:41,735 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:00:41,736 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:00:41,736 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:00:41,737 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:00:41,737 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:00:41,739 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:00:41,739 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:00:41,740 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:00:41,740 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:00:41,742 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:00:41,742 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:00:41,742 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:00:41,743 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:00:41,743 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:00:41,745 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:00:41,745 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:00:41,745 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:00:41,746 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:00:41,747 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:00:41,748 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 -> 2144b807b7a19b97f7aa99ec91ba06909c1e3353 [2019-11-27 16:00:42,433 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:00:42,461 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:00:42,471 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:00:42,473 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:00:42,474 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:00:42,475 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label43.c [2019-11-27 16:00:42,634 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/55589504b/50c4a030affa466c9a6f76a0dab5d01e/FLAG85dc6bc80 [2019-11-27 16:00:44,140 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:00:44,142 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label43.c [2019-11-27 16:00:44,210 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/55589504b/50c4a030affa466c9a6f76a0dab5d01e/FLAG85dc6bc80 [2019-11-27 16:00:44,281 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/55589504b/50c4a030affa466c9a6f76a0dab5d01e [2019-11-27 16:00:44,288 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:00:44,297 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:00:44,299 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:44,301 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:00:44,310 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:00:44,312 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:44" (1/1) ... [2019-11-27 16:00:44,319 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 27.11 04:00:44, skipping insertion in model container [2019-11-27 16:00:44,321 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:44" (1/1) ... [2019-11-27 16:00:44,340 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:00:44,550 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:00:47,691 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:47,707 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:00:48,716 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:48,778 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:00:48,783 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:48 WrapperNode [2019-11-27 16:00:48,784 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:48,785 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:48,786 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:00:48,788 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:00:48,810 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:48" (1/1) ... [2019-11-27 16:00:48,943 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:48" (1/1) ... [2019-11-27 16:00:49,275 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:49,277 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:00:49,279 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:00:49,279 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:00:49,302 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:48" (1/1) ... [2019-11-27 16:00:49,304 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:48" (1/1) ... [2019-11-27 16:00:49,353 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:48" (1/1) ... [2019-11-27 16:00:49,354 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:48" (1/1) ... [2019-11-27 16:00:49,514 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:48" (1/1) ... [2019-11-27 16:00:49,577 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:48" (1/1) ... [2019-11-27 16:00:49,634 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:48" (1/1) ... [2019-11-27 16:00:49,677 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:00:49,687 INFO L168 Benchmark]: Toolchain (without parser) took 5385.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.7 MB in the beginning and 803.8 MB in the end (delta: 147.9 MB). Peak memory consumption was 148.0 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:49,688 INFO L168 Benchmark]: CDTParser took 2.55 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 16:00:49,692 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4485.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.7 MB in the beginning and 855.3 MB in the end (delta: 96.3 MB). Peak memory consumption was 96.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:49,696 INFO L168 Benchmark]: Boogie Procedure Inliner took 491.77 ms. Allocated memory is still 1.0 GB. Free memory was 855.3 MB in the beginning and 832.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:49,699 INFO L168 Benchmark]: Boogie Preprocessor took 401.64 ms. Allocated memory is still 1.0 GB. Free memory was 832.4 MB in the beginning and 803.8 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:49,709 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.55 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 4485.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.7 MB in the beginning and 855.3 MB in the end (delta: 96.3 MB). Peak memory consumption was 96.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 491.77 ms. Allocated memory is still 1.0 GB. Free memory was 855.3 MB in the beginning and 832.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 401.64 ms. Allocated memory is still 1.0 GB. Free memory was 832.4 MB in the beginning and 803.8 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...