./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem11_label25.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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/Problem11_label25.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 8e38915d932a96becb6a1676bfe546585762d14a ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem11_label25.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 8e38915d932a96becb6a1676bfe546585762d14a ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:51:46,897 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:51:46,905 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:51:46,937 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:51:46,938 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:51:46,941 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:51:46,943 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:51:46,963 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:51:46,969 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:51:46,976 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:51:46,977 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:51:46,985 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:51:46,986 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:51:46,992 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:51:46,994 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:51:46,999 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:51:47,003 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:51:47,008 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:51:47,014 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:51:47,022 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:51:47,033 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:51:47,039 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:51:47,040 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:51:47,042 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:51:47,050 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:51:47,051 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:51:47,054 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:51:47,056 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:51:47,057 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:51:47,058 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:51:47,060 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:51:47,061 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:51:47,064 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:51:47,066 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:51:47,069 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:51:47,070 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:51:47,072 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:51:47,074 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:51:47,074 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:51:47,075 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:51:47,081 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:51:47,082 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:51:47,117 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:51:47,122 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:51:47,124 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:51:47,125 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:51:47,125 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:51:47,125 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:51:47,126 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:51:47,126 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:51:47,129 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:51:47,129 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:51:47,130 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:51:47,131 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:51:47,131 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:51:47,132 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:51:47,132 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:51:47,132 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:51:47,133 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:51:47,134 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:51:47,134 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:51:47,134 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:51:47,136 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:51:47,136 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:51:47,136 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:51:47,137 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:51:47,139 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:51:47,139 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:51:47,139 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:51:47,140 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:51:47,140 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:51:47,140 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 -> 8e38915d932a96becb6a1676bfe546585762d14a [2019-11-24 20:51:47,745 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:51:47,775 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:51:47,785 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:51:47,787 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:51:47,790 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:51:47,791 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label25.c [2019-11-24 20:51:47,946 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d6f8c355/2346e84f316f4ef2902507ee26e8cb0f/FLAGeb44dcdfd [2019-11-24 20:51:49,315 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:51:49,315 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label25.c [2019-11-24 20:51:49,349 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d6f8c355/2346e84f316f4ef2902507ee26e8cb0f/FLAGeb44dcdfd [2019-11-24 20:51:49,385 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d6f8c355/2346e84f316f4ef2902507ee26e8cb0f [2019-11-24 20:51:49,395 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:51:49,397 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:51:49,407 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:51:49,408 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:51:49,412 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:51:49,416 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:51:49" (1/1) ... [2019-11-24 20:51:49,426 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@198c21d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:49, skipping insertion in model container [2019-11-24 20:51:49,427 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:51:49" (1/1) ... [2019-11-24 20:51:49,445 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:51:49,573 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:51:50,922 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:51:50,937 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:51:51,303 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:51:51,355 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:51:51,357 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:51 WrapperNode [2019-11-24 20:51:51,360 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:51:51,361 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:51:51,361 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:51:51,362 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:51:51,383 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:51" (1/1) ... [2019-11-24 20:51:51,448 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:51" (1/1) ... [2019-11-24 20:51:51,666 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:51:51,666 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:51:51,667 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:51:51,667 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:51:51,696 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:51" (1/1) ... [2019-11-24 20:51:51,697 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:51" (1/1) ... [2019-11-24 20:51:51,719 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:51" (1/1) ... [2019-11-24 20:51:51,719 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:51" (1/1) ... [2019-11-24 20:51:51,825 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:51" (1/1) ... [2019-11-24 20:51:51,861 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:51" (1/1) ... [2019-11-24 20:51:51,899 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:51" (1/1) ... [2019-11-24 20:51:51,928 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:51:51,938 INFO L168 Benchmark]: Toolchain (without parser) took 2534.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 920.2 MB in the end (delta: 47.3 MB). Peak memory consumption was 47.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:51:51,939 INFO L168 Benchmark]: CDTParser took 0.96 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. [2019-11-24 20:51:51,942 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1953.32 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 948.8 MB in the end (delta: 12.9 MB). Peak memory consumption was 21.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:51:51,945 INFO L168 Benchmark]: Boogie Procedure Inliner took 305.09 ms. Allocated memory is still 1.0 GB. Free memory was 948.8 MB in the beginning and 931.6 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:51:51,949 INFO L168 Benchmark]: Boogie Preprocessor took 261.97 ms. Allocated memory is still 1.0 GB. Free memory was 931.6 MB in the beginning and 920.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:51:51,961 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.96 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 1953.32 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 948.8 MB in the end (delta: 12.9 MB). Peak memory consumption was 21.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 305.09 ms. Allocated memory is still 1.0 GB. Free memory was 948.8 MB in the beginning and 931.6 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 261.97 ms. Allocated memory is still 1.0 GB. Free memory was 931.6 MB in the beginning and 920.2 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... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 20:51:55,782 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:51:55,788 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:51:55,830 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:51:55,832 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:51:55,840 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:51:55,843 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:51:55,860 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:51:55,863 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:51:55,868 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:51:55,874 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:51:55,877 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:51:55,880 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:51:55,884 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:51:55,889 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:51:55,894 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:51:55,897 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:51:55,903 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:51:55,908 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:51:55,917 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:51:55,926 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:51:55,931 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:51:55,934 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:51:55,940 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:51:55,948 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:51:55,949 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:51:55,949 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:51:55,951 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:51:55,952 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:51:55,955 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:51:55,957 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:51:55,958 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:51:55,961 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:51:55,966 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:51:55,967 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:51:55,968 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:51:55,972 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:51:55,973 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:51:55,973 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:51:55,974 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:51:55,977 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:51:55,978 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:51:56,018 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:51:56,019 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:51:56,023 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:51:56,024 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:51:56,025 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:51:56,027 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:51:56,027 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:51:56,028 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:51:56,028 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:51:56,028 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:51:56,030 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:51:56,032 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:51:56,032 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:51:56,033 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:51:56,033 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:51:56,033 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:51:56,034 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:51:56,037 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:51:56,037 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:51:56,038 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:51:56,038 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:51:56,038 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:51:56,039 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:51:56,039 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:51:56,039 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:51:56,040 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:51:56,042 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:51:56,042 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:51:56,043 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:51:56,043 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:51:56,044 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:51:56,047 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 -> 8e38915d932a96becb6a1676bfe546585762d14a [2019-11-24 20:51:56,621 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:51:56,651 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:51:56,658 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:51:56,663 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:51:56,665 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:51:56,667 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label25.c [2019-11-24 20:51:56,827 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bcaad7925/b296e21c2aec4790b3e6dcdab93874a3/FLAG0ea64097f [2019-11-24 20:51:58,197 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:51:58,199 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label25.c [2019-11-24 20:51:58,233 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bcaad7925/b296e21c2aec4790b3e6dcdab93874a3/FLAG0ea64097f [2019-11-24 20:51:58,274 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bcaad7925/b296e21c2aec4790b3e6dcdab93874a3 [2019-11-24 20:51:58,283 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:51:58,286 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:51:58,292 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:51:58,293 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:51:58,301 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:51:58,302 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:51:58" (1/1) ... [2019-11-24 20:51:58,313 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63b80273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:58, skipping insertion in model container [2019-11-24 20:51:58,314 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:51:58" (1/1) ... [2019-11-24 20:51:58,332 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:51:58,459 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:51:59,956 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:51:59,972 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:52:00,433 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:52:00,473 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:52:00,476 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:00 WrapperNode [2019-11-24 20:52:00,476 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:52:00,477 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:52:00,481 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:52:00,483 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:52:00,502 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:00" (1/1) ... [2019-11-24 20:52:00,567 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:00" (1/1) ... [2019-11-24 20:52:00,727 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:52:00,729 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:52:00,731 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:52:00,731 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:52:00,757 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:00" (1/1) ... [2019-11-24 20:52:00,762 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:00" (1/1) ... [2019-11-24 20:52:00,778 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:00" (1/1) ... [2019-11-24 20:52:00,780 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:00" (1/1) ... [2019-11-24 20:52:00,875 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:00" (1/1) ... [2019-11-24 20:52:00,917 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:00" (1/1) ... [2019-11-24 20:52:00,941 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:00" (1/1) ... [2019-11-24 20:52:00,964 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:52:00,974 INFO L168 Benchmark]: Toolchain (without parser) took 2684.91 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 920.4 MB in the end (delta: 47.0 MB). Peak memory consumption was 47.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:00,978 INFO L168 Benchmark]: CDTParser took 0.47 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. [2019-11-24 20:52:00,980 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2184.55 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 937.6 MB in the end (delta: 24.1 MB). Peak memory consumption was 24.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:00,981 INFO L168 Benchmark]: Boogie Procedure Inliner took 251.63 ms. Allocated memory is still 1.0 GB. Free memory was 937.6 MB in the beginning and 926.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:00,985 INFO L168 Benchmark]: Boogie Preprocessor took 235.56 ms. Allocated memory is still 1.0 GB. Free memory was 926.1 MB in the beginning and 920.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:00,997 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47 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 2184.55 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 937.6 MB in the end (delta: 24.1 MB). Peak memory consumption was 24.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 251.63 ms. Allocated memory is still 1.0 GB. Free memory was 937.6 MB in the beginning and 926.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 235.56 ms. Allocated memory is still 1.0 GB. Free memory was 926.1 MB in the beginning and 920.4 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...