./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem03_label55.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/Problem03_label55.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 ce86e4c36949f51558d2dc2c5dace9f1c21af6a6 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem03_label55.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 ce86e4c36949f51558d2dc2c5dace9f1c21af6a6 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 15:44:02,565 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:44:02,571 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:44:02,599 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:44:02,601 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:44:02,603 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:44:02,606 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:44:02,631 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:44:02,637 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:44:02,641 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:44:02,646 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:44:02,654 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:44:02,654 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:44:02,658 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:44:02,661 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:44:02,666 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:44:02,670 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:44:02,673 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:44:02,677 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:44:02,686 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:44:02,694 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:44:02,702 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:44:02,706 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:44:02,708 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:44:02,716 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:44:02,719 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:44:02,719 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:44:02,722 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:44:02,724 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:44:02,725 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:44:02,729 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:44:02,730 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:44:02,731 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:44:02,735 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:44:02,737 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:44:02,738 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:44:02,739 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:44:02,742 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:44:02,742 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:44:02,743 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:44:02,748 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:44:02,749 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:44:02,788 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:44:02,788 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:44:02,791 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:44:02,794 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:44:02,794 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:44:02,795 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:44:02,795 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:44:02,795 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:44:02,796 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:44:02,796 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:44:02,798 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:44:02,798 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:44:02,800 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:44:02,800 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:44:02,801 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:44:02,801 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:44:02,801 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:44:02,803 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:44:02,803 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:44:02,804 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:44:02,804 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:44:02,806 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:44:02,806 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:44:02,806 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:44:02,807 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:44:02,807 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:44:02,807 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:44:02,809 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:44:02,809 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 -> ce86e4c36949f51558d2dc2c5dace9f1c21af6a6 [2019-11-27 15:44:03,396 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:44:03,430 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:44:03,437 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:44:03,439 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:44:03,442 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:44:03,443 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label55.c [2019-11-27 15:44:03,600 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ced269b7/81d62819866b4c67ac2eb1d056a9d095/FLAG180481d29 [2019-11-27 15:44:04,982 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:44:04,984 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label55.c [2019-11-27 15:44:05,028 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ced269b7/81d62819866b4c67ac2eb1d056a9d095/FLAG180481d29 [2019-11-27 15:44:05,062 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ced269b7/81d62819866b4c67ac2eb1d056a9d095 [2019-11-27 15:44:05,066 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:44:05,068 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:44:05,077 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:05,078 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:44:05,091 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:44:05,092 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:05" (1/1) ... [2019-11-27 15:44:05,100 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36afd66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:05, skipping insertion in model container [2019-11-27 15:44:05,100 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:05" (1/1) ... [2019-11-27 15:44:05,115 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:44:05,288 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:44:06,851 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:06,868 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:44:07,524 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:07,587 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:44:07,592 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:07 WrapperNode [2019-11-27 15:44:07,593 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:07,594 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:07,596 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:44:07,596 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:44:07,621 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:07" (1/1) ... [2019-11-27 15:44:07,696 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:07" (1/1) ... [2019-11-27 15:44:07,915 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:07,917 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:44:07,921 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:44:07,921 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:44:07,947 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:07" (1/1) ... [2019-11-27 15:44:07,948 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:07" (1/1) ... [2019-11-27 15:44:07,965 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:07" (1/1) ... [2019-11-27 15:44:07,968 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:07" (1/1) ... [2019-11-27 15:44:08,078 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:07" (1/1) ... [2019-11-27 15:44:08,130 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:07" (1/1) ... [2019-11-27 15:44:08,167 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:07" (1/1) ... [2019-11-27 15:44:08,200 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:44:08,215 INFO L168 Benchmark]: Toolchain (without parser) took 3142.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 903.7 MB in the end (delta: 58.0 MB). Peak memory consumption was 58.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:08,216 INFO L168 Benchmark]: CDTParser took 0.38 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 15:44:08,218 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2516.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 926.6 MB in the end (delta: 35.1 MB). Peak memory consumption was 35.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:08,223 INFO L168 Benchmark]: Boogie Procedure Inliner took 322.46 ms. Allocated memory is still 1.0 GB. Free memory was 926.6 MB in the beginning and 915.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:08,226 INFO L168 Benchmark]: Boogie Preprocessor took 287.94 ms. Allocated memory is still 1.0 GB. Free memory was 915.1 MB in the beginning and 903.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:08,239 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 2516.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 926.6 MB in the end (delta: 35.1 MB). Peak memory consumption was 35.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 322.46 ms. Allocated memory is still 1.0 GB. Free memory was 926.6 MB in the beginning and 915.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 287.94 ms. Allocated memory is still 1.0 GB. Free memory was 915.1 MB in the beginning and 903.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 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 15:44:12,048 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:44:12,053 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:44:12,087 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:44:12,088 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:44:12,090 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:44:12,096 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:44:12,109 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:44:12,117 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:44:12,123 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:44:12,124 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:44:12,131 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:44:12,132 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:44:12,135 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:44:12,139 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:44:12,141 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:44:12,145 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:44:12,147 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:44:12,152 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:44:12,158 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:44:12,165 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:44:12,173 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:44:12,174 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:44:12,179 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:44:12,187 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:44:12,188 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:44:12,189 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:44:12,192 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:44:12,194 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:44:12,195 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:44:12,197 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:44:12,201 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:44:12,202 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:44:12,205 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:44:12,207 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:44:12,210 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:44:12,211 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:44:12,211 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:44:12,212 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:44:12,213 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:44:12,218 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:44:12,219 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:44:12,273 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:44:12,278 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:44:12,282 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:44:12,282 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:44:12,283 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:44:12,283 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:44:12,283 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:44:12,285 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:44:12,285 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:44:12,287 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:44:12,287 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:44:12,288 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:44:12,289 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:44:12,289 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:44:12,289 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:44:12,292 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:44:12,292 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:44:12,293 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:44:12,293 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:44:12,294 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:44:12,294 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:44:12,294 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:44:12,294 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:44:12,297 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:44:12,297 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:44:12,298 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:44:12,298 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:44:12,298 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:44:12,299 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:44:12,302 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:44:12,303 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 -> ce86e4c36949f51558d2dc2c5dace9f1c21af6a6 [2019-11-27 15:44:12,916 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:44:12,945 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:44:12,955 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:44:12,958 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:44:12,959 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:44:12,961 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label55.c [2019-11-27 15:44:13,122 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c917aee89/e2ca92aee20e4f0b84b5c76e11cb6ab6/FLAG0a377905f [2019-11-27 15:44:14,583 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:44:14,584 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label55.c [2019-11-27 15:44:14,627 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c917aee89/e2ca92aee20e4f0b84b5c76e11cb6ab6/FLAG0a377905f [2019-11-27 15:44:14,664 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c917aee89/e2ca92aee20e4f0b84b5c76e11cb6ab6 [2019-11-27 15:44:14,676 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:44:14,678 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:44:14,682 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:14,685 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:44:14,692 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:44:14,693 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:14" (1/1) ... [2019-11-27 15:44:14,702 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:14, skipping insertion in model container [2019-11-27 15:44:14,702 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:14" (1/1) ... [2019-11-27 15:44:14,724 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:44:14,880 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:44:16,455 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:16,470 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:44:17,184 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:17,245 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:44:17,246 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:17 WrapperNode [2019-11-27 15:44:17,246 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:17,248 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:17,248 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:44:17,251 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:44:17,275 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:17" (1/1) ... [2019-11-27 15:44:17,362 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:17" (1/1) ... [2019-11-27 15:44:17,575 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:17,576 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:44:17,578 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:44:17,578 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:44:17,601 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:17" (1/1) ... [2019-11-27 15:44:17,604 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:17" (1/1) ... [2019-11-27 15:44:17,627 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:17" (1/1) ... [2019-11-27 15:44:17,628 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:17" (1/1) ... [2019-11-27 15:44:17,761 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:17" (1/1) ... [2019-11-27 15:44:17,805 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:17" (1/1) ... [2019-11-27 15:44:17,851 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:17" (1/1) ... [2019-11-27 15:44:17,889 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:44:17,898 INFO L168 Benchmark]: Toolchain (without parser) took 3213.94 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 898.2 MB in the end (delta: 57.8 MB). Peak memory consumption was 57.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:17,899 INFO L168 Benchmark]: CDTParser took 1.76 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 15:44:17,903 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2565.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 921.1 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:17,906 INFO L168 Benchmark]: Boogie Procedure Inliner took 327.55 ms. Allocated memory is still 1.0 GB. Free memory was 921.1 MB in the beginning and 909.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:17,910 INFO L168 Benchmark]: Boogie Preprocessor took 313.53 ms. Allocated memory is still 1.0 GB. Free memory was 909.6 MB in the beginning and 898.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:17,921 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.76 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 2565.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 921.1 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 327.55 ms. Allocated memory is still 1.0 GB. Free memory was 921.1 MB in the beginning and 909.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 313.53 ms. Allocated memory is still 1.0 GB. Free memory was 909.6 MB in the beginning and 898.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...