./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label48.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/Problem16_label48.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 168fe3397f2f279babc0bc6f8b7838fa6f84c9e3 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem16_label48.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 168fe3397f2f279babc0bc6f8b7838fa6f84c9e3 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:49:57,728 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:49:57,732 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:49:57,768 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:49:57,770 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:49:57,773 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:49:57,776 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:49:57,794 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:49:57,798 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:49:57,804 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:49:57,807 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:49:57,813 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:49:57,814 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:49:57,819 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:49:57,823 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:49:57,828 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:49:57,829 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:49:57,834 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:49:57,838 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:49:57,850 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:49:57,855 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:49:57,865 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:49:57,866 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:49:57,869 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:49:57,877 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:49:57,881 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:49:57,881 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:49:57,884 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:49:57,884 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:49:57,887 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:49:57,888 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:49:57,892 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:49:57,893 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:49:57,894 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:49:57,897 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:49:57,900 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:49:57,901 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:49:57,902 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:49:57,902 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:49:57,906 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:49:57,908 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:49:57,910 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:49:57,948 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:49:57,949 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:49:57,953 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:49:57,954 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:49:57,956 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:49:57,956 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:49:57,956 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:49:57,957 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:49:57,957 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:49:57,957 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:49:57,959 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:49:57,961 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:49:57,961 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:49:57,962 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:49:57,962 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:49:57,962 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:49:57,963 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:49:57,963 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:49:57,966 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:49:57,966 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:49:57,966 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:49:57,967 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:49:57,967 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:49:57,968 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:49:57,968 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:49:57,968 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:49:57,968 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:49:57,971 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:49:57,971 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 -> 168fe3397f2f279babc0bc6f8b7838fa6f84c9e3 [2019-11-26 16:49:58,508 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:49:58,539 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:49:58,548 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:49:58,552 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:49:58,553 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:49:58,554 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label48.c [2019-11-26 16:49:58,729 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c14ab0ba9/4618514ea93e4218aec442a575a3dd66/FLAGe11579e0e [2019-11-26 16:50:00,180 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:50:00,181 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label48.c [2019-11-26 16:50:00,247 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c14ab0ba9/4618514ea93e4218aec442a575a3dd66/FLAGe11579e0e [2019-11-26 16:50:00,284 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c14ab0ba9/4618514ea93e4218aec442a575a3dd66 [2019-11-26 16:50:00,288 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:50:00,290 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:50:00,299 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:00,300 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:50:00,310 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:50:00,312 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:00" (1/1) ... [2019-11-26 16:50:00,318 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:00, skipping insertion in model container [2019-11-26 16:50:00,321 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:00" (1/1) ... [2019-11-26 16:50:00,341 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:50:00,504 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:50:02,193 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:02,209 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:50:02,704 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:02,746 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:50:02,751 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:02 WrapperNode [2019-11-26 16:50:02,752 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:02,753 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:02,754 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:50:02,754 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:50:02,772 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:02" (1/1) ... [2019-11-26 16:50:02,856 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:02" (1/1) ... [2019-11-26 16:50:03,154 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:03,161 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:50:03,162 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:50:03,162 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:50:03,182 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:02" (1/1) ... [2019-11-26 16:50:03,186 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:02" (1/1) ... [2019-11-26 16:50:03,207 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:02" (1/1) ... [2019-11-26 16:50:03,208 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:02" (1/1) ... [2019-11-26 16:50:03,340 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:02" (1/1) ... [2019-11-26 16:50:03,394 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:02" (1/1) ... [2019-11-26 16:50:03,449 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:02" (1/1) ... [2019-11-26 16:50:03,526 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:50:03,537 INFO L168 Benchmark]: Toolchain (without parser) took 3242.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 892.6 MB in the end (delta: 63.4 MB). Peak memory consumption was 63.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:03,539 INFO L168 Benchmark]: CDTParser took 2.28 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 16:50:03,542 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2453.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 932.7 MB in the end (delta: 23.3 MB). Peak memory consumption was 27.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:03,544 INFO L168 Benchmark]: Boogie Procedure Inliner took 407.68 ms. Allocated memory is still 1.0 GB. Free memory was 932.7 MB in the beginning and 909.8 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:03,549 INFO L168 Benchmark]: Boogie Preprocessor took 365.40 ms. Allocated memory is still 1.0 GB. Free memory was 909.8 MB in the beginning and 892.6 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:03,560 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.28 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 2453.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 932.7 MB in the end (delta: 23.3 MB). Peak memory consumption was 27.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 407.68 ms. Allocated memory is still 1.0 GB. Free memory was 932.7 MB in the beginning and 909.8 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 365.40 ms. Allocated memory is still 1.0 GB. Free memory was 909.8 MB in the beginning and 892.6 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 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 16:50:07,395 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:50:07,399 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:50:07,434 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:50:07,435 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:50:07,438 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:50:07,441 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:50:07,449 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:50:07,467 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:50:07,471 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:50:07,474 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:50:07,479 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:50:07,480 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:50:07,485 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:50:07,490 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:50:07,492 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:50:07,497 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:50:07,502 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:50:07,507 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:50:07,515 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:50:07,522 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:50:07,528 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:50:07,533 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:50:07,537 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:50:07,545 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:50:07,545 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:50:07,546 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:50:07,550 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:50:07,551 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:50:07,552 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:50:07,554 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:50:07,555 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:50:07,557 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:50:07,561 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:50:07,563 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:50:07,566 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:50:07,567 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:50:07,571 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:50:07,571 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:50:07,574 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:50:07,575 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:50:07,578 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:50:07,617 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:50:07,619 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:50:07,623 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:50:07,625 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:50:07,625 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:50:07,625 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:50:07,628 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:50:07,628 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:50:07,629 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:50:07,629 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:50:07,630 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:50:07,631 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:50:07,632 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:50:07,632 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:50:07,633 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:50:07,635 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:50:07,635 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:50:07,635 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:50:07,636 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:50:07,636 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:50:07,638 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:50:07,638 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:50:07,638 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:50:07,639 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:50:07,641 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:50:07,641 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:50:07,641 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:50:07,642 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:50:07,642 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:50:07,644 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:50:07,645 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 -> 168fe3397f2f279babc0bc6f8b7838fa6f84c9e3 [2019-11-26 16:50:08,192 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:50:08,221 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:50:08,231 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:50:08,233 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:50:08,235 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:50:08,240 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label48.c [2019-11-26 16:50:08,381 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6a264b3e1/bf08bd4e340b49ffa9ce9eadb9f51829/FLAGb23b4f484 [2019-11-26 16:50:09,827 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:50:09,829 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label48.c [2019-11-26 16:50:09,870 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6a264b3e1/bf08bd4e340b49ffa9ce9eadb9f51829/FLAGb23b4f484 [2019-11-26 16:50:10,067 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6a264b3e1/bf08bd4e340b49ffa9ce9eadb9f51829 [2019-11-26 16:50:10,076 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:50:10,080 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:50:10,083 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:10,085 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:50:10,096 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:50:10,097 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:10" (1/1) ... [2019-11-26 16:50:10,100 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 04:50:10, skipping insertion in model container [2019-11-26 16:50:10,104 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:10" (1/1) ... [2019-11-26 16:50:10,122 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:50:10,273 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:50:12,190 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:12,204 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:50:12,765 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:12,793 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:50:12,796 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:12 WrapperNode [2019-11-26 16:50:12,796 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:12,797 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:12,800 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:50:12,800 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:50:12,823 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:12" (1/1) ... [2019-11-26 16:50:12,896 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:12" (1/1) ... [2019-11-26 16:50:13,059 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:13,062 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:50:13,063 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:50:13,063 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:50:13,086 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:12" (1/1) ... [2019-11-26 16:50:13,090 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:12" (1/1) ... [2019-11-26 16:50:13,107 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:12" (1/1) ... [2019-11-26 16:50:13,108 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:12" (1/1) ... [2019-11-26 16:50:13,194 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:12" (1/1) ... [2019-11-26 16:50:13,247 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:12" (1/1) ... [2019-11-26 16:50:13,261 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:12" (1/1) ... [2019-11-26 16:50:13,284 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:50:13,290 INFO L168 Benchmark]: Toolchain (without parser) took 3206.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 907.9 MB in the end (delta: 48.1 MB). Peak memory consumption was 48.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:13,292 INFO L168 Benchmark]: CDTParser took 3.59 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 16:50:13,296 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2713.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 925.1 MB in the end (delta: 30.9 MB). Peak memory consumption was 41.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:13,298 INFO L168 Benchmark]: Boogie Procedure Inliner took 263.94 ms. Allocated memory is still 1.0 GB. Free memory was 925.1 MB in the beginning and 913.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:13,303 INFO L168 Benchmark]: Boogie Preprocessor took 222.59 ms. Allocated memory is still 1.0 GB. Free memory was 913.6 MB in the beginning and 907.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:13,312 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.59 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 2713.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 925.1 MB in the end (delta: 30.9 MB). Peak memory consumption was 41.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 263.94 ms. Allocated memory is still 1.0 GB. Free memory was 925.1 MB in the beginning and 913.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 222.59 ms. Allocated memory is still 1.0 GB. Free memory was 913.6 MB in the beginning and 907.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...