./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product01.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_3417cc04-db68-40fd-b8ee-e87e8a678937/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_3417cc04-db68-40fd-b8ee-e87e8a678937/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_3417cc04-db68-40fd-b8ee-e87e8a678937/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_3417cc04-db68-40fd-b8ee-e87e8a678937/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product01.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_3417cc04-db68-40fd-b8ee-e87e8a678937/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_3417cc04-db68-40fd-b8ee-e87e8a678937/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b05c68c7cd77b199dd3080e2ac6975aaa635405f ............................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_3417cc04-db68-40fd-b8ee-e87e8a678937/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_3417cc04-db68-40fd-b8ee-e87e8a678937/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_3417cc04-db68-40fd-b8ee-e87e8a678937/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_3417cc04-db68-40fd-b8ee-e87e8a678937/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product01.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_3417cc04-db68-40fd-b8ee-e87e8a678937/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_3417cc04-db68-40fd-b8ee-e87e8a678937/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b05c68c7cd77b199dd3080e2ac6975aaa635405f ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-22 12:59:12,976 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 12:59:12,979 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 12:59:13,055 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 12:59:13,056 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 12:59:13,057 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 12:59:13,060 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 12:59:13,062 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 12:59:13,064 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 12:59:13,065 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 12:59:13,067 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 12:59:13,068 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 12:59:13,068 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 12:59:13,070 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 12:59:13,071 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 12:59:13,073 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 12:59:13,074 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 12:59:13,075 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 12:59:13,077 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 12:59:13,079 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 12:59:13,081 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 12:59:13,082 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 12:59:13,084 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 12:59:13,085 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 12:59:13,088 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 12:59:13,089 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 12:59:13,089 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 12:59:13,090 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 12:59:13,091 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 12:59:13,092 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 12:59:13,093 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 12:59:13,094 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 12:59:13,095 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 12:59:13,095 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 12:59:13,097 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 12:59:13,097 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 12:59:13,098 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 12:59:13,098 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 12:59:13,099 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 12:59:13,100 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 12:59:13,101 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 12:59:13,102 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_3417cc04-db68-40fd-b8ee-e87e8a678937/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2020-11-22 12:59:13,125 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 12:59:13,126 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 12:59:13,127 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 12:59:13,127 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 12:59:13,127 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 12:59:13,127 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 12:59:13,128 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-22 12:59:13,128 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 12:59:13,128 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 12:59:13,128 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-22 12:59:13,129 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-22 12:59:13,129 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 12:59:13,129 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-22 12:59:13,130 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-22 12:59:13,130 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-22 12:59:13,131 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 12:59:13,131 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-22 12:59:13,131 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-22 12:59:13,131 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-22 12:59:13,132 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 12:59:13,132 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-22 12:59:13,132 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 12:59:13,132 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-22 12:59:13,133 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 12:59:13,133 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-22 12:59:13,133 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-22 12:59:13,133 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 12:59:13,134 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-22 12:59:13,134 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 12:59:13,134 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 12:59:13,134 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 12:59:13,135 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 12:59:13,135 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 12:59:13,135 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 12:59:13,135 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-22 12:59:13,136 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-22 12:59:13,136 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-22 12:59:13,136 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-22 12:59:13,136 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 12:59:13,137 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 12:59:13,137 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_3417cc04-db68-40fd-b8ee-e87e8a678937/bin/utaipan/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_3417cc04-db68-40fd-b8ee-e87e8a678937/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b05c68c7cd77b199dd3080e2ac6975aaa635405f [2020-11-22 12:59:13,370 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 12:59:13,405 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 12:59:13,408 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 12:59:13,409 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 12:59:13,415 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 12:59:13,416 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_3417cc04-db68-40fd-b8ee-e87e8a678937/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec2_product01.cil.c [2020-11-22 12:59:13,510 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3417cc04-db68-40fd-b8ee-e87e8a678937/bin/utaipan/data/70d98d39a/82400a68a2224abfadec6887986e5878/FLAGc693a59cb [2020-11-22 12:59:14,072 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 12:59:14,073 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_3417cc04-db68-40fd-b8ee-e87e8a678937/sv-benchmarks/c/product-lines/minepump_spec2_product01.cil.c [2020-11-22 12:59:14,085 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3417cc04-db68-40fd-b8ee-e87e8a678937/bin/utaipan/data/70d98d39a/82400a68a2224abfadec6887986e5878/FLAGc693a59cb [2020-11-22 12:59:14,401 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_3417cc04-db68-40fd-b8ee-e87e8a678937/bin/utaipan/data/70d98d39a/82400a68a2224abfadec6887986e5878 [2020-11-22 12:59:14,404 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 12:59:14,406 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 12:59:14,409 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 12:59:14,410 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 12:59:14,413 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 12:59:14,414 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:59:14" (1/1) ... [2020-11-22 12:59:14,423 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7590b19a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:59:14, skipping insertion in model container [2020-11-22 12:59:14,423 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:59:14" (1/1) ... [2020-11-22 12:59:14,432 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 12:59:14,497 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 12:59:14,835 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 12:59:14,853 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2020-11-22 12:59:14,854 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@52fa821b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:59:14, skipping insertion in model container [2020-11-22 12:59:14,854 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 12:59:14,854 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-22 12:59:14,856 INFO L168 Benchmark]: Toolchain (without parser) took 448.54 ms. Allocated memory is still 107.0 MB. Free memory was 74.0 MB in the beginning and 81.3 MB in the end (delta: -7.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-22 12:59:14,859 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 73.4 MB. Free memory was 33.6 MB in the beginning and 33.6 MB in the end (delta: 41.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 12:59:14,861 INFO L168 Benchmark]: CACSL2BoogieTranslator took 444.72 ms. Allocated memory is still 107.0 MB. Free memory was 73.8 MB in the beginning and 81.3 MB in the end (delta: -7.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-22 12:59:14,863 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 73.4 MB. Free memory was 33.6 MB in the beginning and 33.6 MB in the end (delta: 41.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 444.72 ms. Allocated memory is still 107.0 MB. Free memory was 73.8 MB in the beginning and 81.3 MB in the end (delta: -7.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 430]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-22 12:59:17,179 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 12:59:17,181 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 12:59:17,212 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 12:59:17,213 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 12:59:17,214 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 12:59:17,216 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 12:59:17,219 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 12:59:17,221 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 12:59:17,222 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 12:59:17,223 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 12:59:17,232 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 12:59:17,232 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 12:59:17,239 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 12:59:17,240 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 12:59:17,244 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 12:59:17,245 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 12:59:17,246 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 12:59:17,249 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 12:59:17,251 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 12:59:17,253 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 12:59:17,261 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 12:59:17,265 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 12:59:17,266 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 12:59:17,270 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 12:59:17,270 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 12:59:17,271 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 12:59:17,272 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 12:59:17,272 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 12:59:17,273 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 12:59:17,274 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 12:59:17,275 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 12:59:17,275 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 12:59:17,276 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 12:59:17,278 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 12:59:17,278 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 12:59:17,279 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 12:59:17,279 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 12:59:17,280 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 12:59:17,281 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 12:59:17,281 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 12:59:17,282 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_3417cc04-db68-40fd-b8ee-e87e8a678937/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2020-11-22 12:59:17,307 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 12:59:17,307 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 12:59:17,308 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 12:59:17,309 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 12:59:17,309 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 12:59:17,309 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 12:59:17,309 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 12:59:17,310 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 12:59:17,310 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 12:59:17,311 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 12:59:17,311 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-22 12:59:17,311 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-22 12:59:17,311 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 12:59:17,311 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-22 12:59:17,312 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 12:59:17,312 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-22 12:59:17,312 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 12:59:17,312 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-22 12:59:17,312 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-22 12:59:17,313 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-22 12:59:17,313 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-22 12:59:17,313 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 12:59:17,313 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-22 12:59:17,313 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 12:59:17,314 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-22 12:59:17,314 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 12:59:17,314 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 12:59:17,314 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 12:59:17,314 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 12:59:17,315 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 12:59:17,315 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-22 12:59:17,315 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-22 12:59:17,315 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-22 12:59:17,315 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-22 12:59:17,316 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 12:59:17,316 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 12:59:17,316 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_3417cc04-db68-40fd-b8ee-e87e8a678937/bin/utaipan/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_3417cc04-db68-40fd-b8ee-e87e8a678937/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b05c68c7cd77b199dd3080e2ac6975aaa635405f [2020-11-22 12:59:17,661 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 12:59:17,683 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 12:59:17,686 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 12:59:17,688 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 12:59:17,688 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 12:59:17,689 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_3417cc04-db68-40fd-b8ee-e87e8a678937/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec2_product01.cil.c [2020-11-22 12:59:17,763 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3417cc04-db68-40fd-b8ee-e87e8a678937/bin/utaipan/data/0d9c23c1e/8f241fe30d85438a8f52c8e5c6af4f62/FLAG8f6fb7ce0 [2020-11-22 12:59:18,311 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 12:59:18,312 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_3417cc04-db68-40fd-b8ee-e87e8a678937/sv-benchmarks/c/product-lines/minepump_spec2_product01.cil.c [2020-11-22 12:59:18,333 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3417cc04-db68-40fd-b8ee-e87e8a678937/bin/utaipan/data/0d9c23c1e/8f241fe30d85438a8f52c8e5c6af4f62/FLAG8f6fb7ce0 [2020-11-22 12:59:18,609 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_3417cc04-db68-40fd-b8ee-e87e8a678937/bin/utaipan/data/0d9c23c1e/8f241fe30d85438a8f52c8e5c6af4f62 [2020-11-22 12:59:18,611 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 12:59:18,613 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 12:59:18,616 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 12:59:18,616 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 12:59:18,620 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 12:59:18,621 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:59:18" (1/1) ... [2020-11-22 12:59:18,630 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79a67f67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:59:18, skipping insertion in model container [2020-11-22 12:59:18,631 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:59:18" (1/1) ... [2020-11-22 12:59:18,639 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 12:59:18,702 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 12:59:19,010 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 12:59:19,067 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2020-11-22 12:59:19,080 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 12:59:19,162 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 12:59:19,167 INFO L203 MainTranslator]: Completed pre-run [2020-11-22 12:59:19,225 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 12:59:19,266 INFO L208 MainTranslator]: Completed translation [2020-11-22 12:59:19,267 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:59:19 WrapperNode [2020-11-22 12:59:19,267 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 12:59:19,269 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-22 12:59:19,269 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-22 12:59:19,270 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-22 12:59:19,277 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:59:19" (1/1) ... [2020-11-22 12:59:19,313 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:59:19" (1/1) ... [2020-11-22 12:59:19,360 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-22 12:59:19,361 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-22 12:59:19,361 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-22 12:59:19,361 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-22 12:59:19,370 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:59:19" (1/1) ... [2020-11-22 12:59:19,371 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:59:19" (1/1) ... [2020-11-22 12:59:19,386 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:59:19" (1/1) ... [2020-11-22 12:59:19,386 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:59:19" (1/1) ... [2020-11-22 12:59:19,400 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:59:19" (1/1) ... [2020-11-22 12:59:19,412 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:59:19" (1/1) ... [2020-11-22 12:59:19,419 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:59:19" (1/1) ... [2020-11-22 12:59:19,456 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-22 12:59:19,457 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-22 12:59:19,458 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-22 12:59:19,458 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-22 12:59:19,461 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:59:19" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_3417cc04-db68-40fd-b8ee-e87e8a678937/bin/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 12:59:19,539 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-22 12:59:19,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-22 12:59:19,540 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-22 12:59:19,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-22 12:59:21,867 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-22 12:59:21,870 INFO L298 CfgBuilder]: Removed 74 assume(true) statements. [2020-11-22 12:59:21,872 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 12:59:21 BoogieIcfgContainer [2020-11-22 12:59:21,873 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-22 12:59:21,876 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-22 12:59:21,876 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-22 12:59:21,879 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-22 12:59:21,879 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 12:59:18" (1/3) ... [2020-11-22 12:59:21,880 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d2c9b40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 12:59:21, skipping insertion in model container [2020-11-22 12:59:21,880 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:59:19" (2/3) ... [2020-11-22 12:59:21,881 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d2c9b40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 12:59:21, skipping insertion in model container [2020-11-22 12:59:21,881 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 12:59:21" (3/3) ... [2020-11-22 12:59:21,882 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product01.cil.c [2020-11-22 12:59:21,897 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-22 12:59:21,900 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-11-22 12:59:21,912 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-11-22 12:59:21,935 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-22 12:59:21,935 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-22 12:59:21,935 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-22 12:59:21,935 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-22 12:59:21,935 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-22 12:59:21,935 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-22 12:59:21,936 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-22 12:59:21,936 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-22 12:59:21,949 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states. [2020-11-22 12:59:21,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-22 12:59:21,954 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 12:59:21,955 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-22 12:59:21,955 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 12:59:21,960 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 12:59:21,961 INFO L82 PathProgramCache]: Analyzing trace with hash 783740324, now seen corresponding path program 1 times [2020-11-22 12:59:21,973 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 12:59:21,974 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1395063134] [2020-11-22 12:59:21,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_3417cc04-db68-40fd-b8ee-e87e8a678937/bin/utaipan/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2020-11-22 12:59:22,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 12:59:22,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 1 conjunts are in the unsatisfiable core [2020-11-22 12:59:22,190 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 12:59:22,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 12:59:22,207 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 12:59:22,217 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 12:59:22,218 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1395063134] [2020-11-22 12:59:22,219 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 12:59:22,219 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2020-11-22 12:59:22,220 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1593452895] [2020-11-22 12:59:22,224 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-11-22 12:59:22,224 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 12:59:22,243 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-11-22 12:59:22,245 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-22 12:59:22,246 INFO L87 Difference]: Start difference. First operand 64 states. Second operand 2 states. [2020-11-22 12:59:22,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 12:59:22,283 INFO L93 Difference]: Finished difference Result 118 states and 177 transitions. [2020-11-22 12:59:22,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-22 12:59:22,285 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2020-11-22 12:59:22,286 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 12:59:22,298 INFO L225 Difference]: With dead ends: 118 [2020-11-22 12:59:22,299 INFO L226 Difference]: Without dead ends: 57 [2020-11-22 12:59:22,302 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-22 12:59:22,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2020-11-22 12:59:22,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2020-11-22 12:59:22,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 57 states. [2020-11-22 12:59:22,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 79 transitions. [2020-11-22 12:59:22,352 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 79 transitions. Word has length 18 [2020-11-22 12:59:22,352 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 12:59:22,352 INFO L481 AbstractCegarLoop]: Abstraction has 57 states and 79 transitions. [2020-11-22 12:59:22,352 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-11-22 12:59:22,353 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 79 transitions. [2020-11-22 12:59:22,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-11-22 12:59:22,359 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 12:59:22,360 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-22 12:59:22,576 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-11-22 12:59:22,576 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 12:59:22,577 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 12:59:22,577 INFO L82 PathProgramCache]: Analyzing trace with hash 564904355, now seen corresponding path program 1 times [2020-11-22 12:59:22,578 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 12:59:22,578 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1553909535] [2020-11-22 12:59:22,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_3417cc04-db68-40fd-b8ee-e87e8a678937/bin/utaipan/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2020-11-22 12:59:22,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 12:59:22,776 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-22 12:59:22,777 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 12:59:22,797 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 12:59:22,798 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 12:59:22,809 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 12:59:22,809 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1553909535] [2020-11-22 12:59:22,810 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 12:59:22,810 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2020-11-22 12:59:22,810 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2127639618] [2020-11-22 12:59:22,811 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-22 12:59:22,811 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 12:59:22,812 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-22 12:59:22,812 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-22 12:59:22,813 INFO L87 Difference]: Start difference. First operand 57 states and 79 transitions. Second operand 4 states. [2020-11-22 12:59:22,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 12:59:22,825 INFO L93 Difference]: Finished difference Result 57 states and 79 transitions. [2020-11-22 12:59:22,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-22 12:59:22,833 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 19 [2020-11-22 12:59:22,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 12:59:22,834 INFO L225 Difference]: With dead ends: 57 [2020-11-22 12:59:22,834 INFO L226 Difference]: Without dead ends: 29 [2020-11-22 12:59:22,835 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-22 12:59:22,836 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2020-11-22 12:59:22,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2020-11-22 12:59:22,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2020-11-22 12:59:22,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 40 transitions. [2020-11-22 12:59:22,839 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 40 transitions. Word has length 19 [2020-11-22 12:59:22,839 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 12:59:22,840 INFO L481 AbstractCegarLoop]: Abstraction has 29 states and 40 transitions. [2020-11-22 12:59:22,840 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-22 12:59:22,840 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 40 transitions. [2020-11-22 12:59:22,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-22 12:59:22,841 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 12:59:22,841 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-22 12:59:23,041 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-11-22 12:59:23,042 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 12:59:23,042 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 12:59:23,042 INFO L82 PathProgramCache]: Analyzing trace with hash 1355159705, now seen corresponding path program 1 times [2020-11-22 12:59:23,043 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 12:59:23,043 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1608816704] [2020-11-22 12:59:23,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_3417cc04-db68-40fd-b8ee-e87e8a678937/bin/utaipan/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2020-11-22 12:59:23,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 12:59:23,238 INFO L263 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-22 12:59:23,239 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 12:59:23,262 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 12:59:23,263 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 12:59:23,275 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 12:59:23,276 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1608816704] [2020-11-22 12:59:23,276 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 12:59:23,276 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2020-11-22 12:59:23,276 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1497944076] [2020-11-22 12:59:23,277 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-22 12:59:23,277 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 12:59:23,277 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-22 12:59:23,278 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-22 12:59:23,278 INFO L87 Difference]: Start difference. First operand 29 states and 40 transitions. Second operand 5 states. [2020-11-22 12:59:23,404 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 12:59:23,404 INFO L93 Difference]: Finished difference Result 112 states and 172 transitions. [2020-11-22 12:59:23,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-11-22 12:59:23,405 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2020-11-22 12:59:23,405 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 12:59:23,407 INFO L225 Difference]: With dead ends: 112 [2020-11-22 12:59:23,407 INFO L226 Difference]: Without dead ends: 90 [2020-11-22 12:59:23,407 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-11-22 12:59:23,408 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2020-11-22 12:59:23,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 46. [2020-11-22 12:59:23,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 46 states. [2020-11-22 12:59:23,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 65 transitions. [2020-11-22 12:59:23,419 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 65 transitions. Word has length 24 [2020-11-22 12:59:23,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 12:59:23,419 INFO L481 AbstractCegarLoop]: Abstraction has 46 states and 65 transitions. [2020-11-22 12:59:23,419 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-22 12:59:23,419 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 65 transitions. [2020-11-22 12:59:23,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-22 12:59:23,420 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 12:59:23,420 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-22 12:59:23,633 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2020-11-22 12:59:23,633 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 12:59:23,634 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 12:59:23,634 INFO L82 PathProgramCache]: Analyzing trace with hash -1689469663, now seen corresponding path program 1 times [2020-11-22 12:59:23,635 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 12:59:23,635 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [234014574] [2020-11-22 12:59:23,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_3417cc04-db68-40fd-b8ee-e87e8a678937/bin/utaipan/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2020-11-22 12:59:23,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 12:59:23,825 INFO L263 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-22 12:59:23,827 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 12:59:23,875 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 12:59:23,875 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 12:59:23,880 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 12:59:23,880 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [234014574] [2020-11-22 12:59:23,880 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 12:59:23,880 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2020-11-22 12:59:23,881 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1534008390] [2020-11-22 12:59:23,884 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-22 12:59:23,884 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 12:59:23,885 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-22 12:59:23,887 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-22 12:59:23,887 INFO L87 Difference]: Start difference. First operand 46 states and 65 transitions. Second operand 5 states. [2020-11-22 12:59:23,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 12:59:23,982 INFO L93 Difference]: Finished difference Result 132 states and 196 transitions. [2020-11-22 12:59:23,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-22 12:59:23,983 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2020-11-22 12:59:23,983 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 12:59:23,983 INFO L225 Difference]: With dead ends: 132 [2020-11-22 12:59:23,983 INFO L226 Difference]: Without dead ends: 0 [2020-11-22 12:59:23,984 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-11-22 12:59:23,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-22 12:59:23,984 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-22 12:59:23,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-22 12:59:23,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-22 12:59:23,985 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2020-11-22 12:59:23,985 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 12:59:23,985 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-22 12:59:23,985 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-22 12:59:23,985 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-22 12:59:23,985 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-22 12:59:24,194 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2020-11-22 12:59:24,196 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-22 12:59:24,455 INFO L270 CegarLoopResult]: At program point L217(lines 170 218) the Hoare annotation is: false [2020-11-22 12:59:24,456 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-22 12:59:24,456 INFO L270 CegarLoopResult]: At program point L812(lines 807 815) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2020-11-22 12:59:24,456 INFO L270 CegarLoopResult]: At program point L812-1(lines 807 815) the Hoare annotation is: false [2020-11-22 12:59:24,456 INFO L270 CegarLoopResult]: At program point L812-2(lines 807 815) the Hoare annotation is: false [2020-11-22 12:59:24,456 INFO L274 CegarLoopResult]: For program point L201(lines 201 212) no Hoare annotation was computed. [2020-11-22 12:59:24,456 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-11-22 12:59:24,456 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-11-22 12:59:24,456 INFO L274 CegarLoopResult]: For program point L3-2(line 3) no Hoare annotation was computed. [2020-11-22 12:59:24,457 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-22 12:59:24,457 INFO L270 CegarLoopResult]: At program point L251(lines 1 856) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32))) [2020-11-22 12:59:24,457 INFO L274 CegarLoopResult]: For program point L384(lines 384 394) no Hoare annotation was computed. [2020-11-22 12:59:24,457 INFO L274 CegarLoopResult]: For program point L384-2(lines 384 394) no Hoare annotation was computed. [2020-11-22 12:59:24,457 INFO L274 CegarLoopResult]: For program point L384-4(lines 384 394) no Hoare annotation was computed. [2020-11-22 12:59:24,457 INFO L274 CegarLoopResult]: For program point L385(lines 385 391) no Hoare annotation was computed. [2020-11-22 12:59:24,457 INFO L274 CegarLoopResult]: For program point L385-2(lines 385 391) no Hoare annotation was computed. [2020-11-22 12:59:24,457 INFO L274 CegarLoopResult]: For program point L385-4(lines 385 391) no Hoare annotation was computed. [2020-11-22 12:59:24,457 INFO L270 CegarLoopResult]: At program point L369(lines 364 371) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32))) [2020-11-22 12:59:24,458 INFO L274 CegarLoopResult]: For program point L799(lines 799 803) no Hoare annotation was computed. [2020-11-22 12:59:24,458 INFO L274 CegarLoopResult]: For program point L172(lines 171 216) no Hoare annotation was computed. [2020-11-22 12:59:24,458 INFO L274 CegarLoopResult]: For program point L173(lines 173 177) no Hoare annotation was computed. [2020-11-22 12:59:24,458 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-22 12:59:24,458 INFO L270 CegarLoopResult]: At program point L58(lines 57 76) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2020-11-22 12:59:24,458 INFO L274 CegarLoopResult]: For program point L58-1(lines 58 64) no Hoare annotation was computed. [2020-11-22 12:59:24,458 INFO L270 CegarLoopResult]: At program point L58-2(lines 57 76) the Hoare annotation is: false [2020-11-22 12:59:24,458 INFO L270 CegarLoopResult]: At program point L58-3(lines 57 76) the Hoare annotation is: false [2020-11-22 12:59:24,458 INFO L274 CegarLoopResult]: For program point L207(lines 207 211) no Hoare annotation was computed. [2020-11-22 12:59:24,458 INFO L274 CegarLoopResult]: For program point L207-2(lines 58 64) no Hoare annotation was computed. [2020-11-22 12:59:24,459 INFO L270 CegarLoopResult]: At program point L323(lines 319 325) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32))) [2020-11-22 12:59:24,459 INFO L274 CegarLoopResult]: For program point L191(lines 191 197) no Hoare annotation was computed. [2020-11-22 12:59:24,459 INFO L270 CegarLoopResult]: At program point L191-1(lines 191 197) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2020-11-22 12:59:24,459 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-22 12:59:24,459 INFO L277 CegarLoopResult]: At program point L357(lines 338 360) the Hoare annotation is: true [2020-11-22 12:59:24,459 INFO L274 CegarLoopResult]: For program point L853(line 853) no Hoare annotation was computed. [2020-11-22 12:59:24,459 INFO L274 CegarLoopResult]: For program point L853-1(line 853) no Hoare annotation was computed. [2020-11-22 12:59:24,460 INFO L274 CegarLoopResult]: For program point L787(lines 787 791) no Hoare annotation was computed. [2020-11-22 12:59:24,460 INFO L274 CegarLoopResult]: For program point L853-2(line 853) no Hoare annotation was computed. [2020-11-22 12:59:24,460 INFO L270 CegarLoopResult]: At program point L275-2(lines 275 289) the Hoare annotation is: false [2020-11-22 12:59:24,460 INFO L270 CegarLoopResult]: At program point L259(lines 254 262) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32))) [2020-11-22 12:59:24,460 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-22 12:59:24,460 INFO L274 CegarLoopResult]: For program point L276(line 276) no Hoare annotation was computed. [2020-11-22 12:59:24,460 INFO L274 CegarLoopResult]: For program point L279(lines 279 283) no Hoare annotation was computed. [2020-11-22 12:59:24,460 INFO L274 CegarLoopResult]: For program point L279-1(lines 58 64) no Hoare annotation was computed. [2020-11-22 12:59:24,460 INFO L274 CegarLoopResult]: For program point L775(lines 775 779) no Hoare annotation was computed. [2020-11-22 12:59:24,461 INFO L274 CegarLoopResult]: For program point L775-3(lines 775 779) no Hoare annotation was computed. [2020-11-22 12:59:24,461 INFO L270 CegarLoopResult]: At program point L65(lines 65 71) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2020-11-22 12:59:24,461 INFO L274 CegarLoopResult]: For program point L775-6(lines 775 779) no Hoare annotation was computed. [2020-11-22 12:59:24,461 INFO L270 CegarLoopResult]: At program point L65-1(lines 65 71) the Hoare annotation is: false [2020-11-22 12:59:24,461 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-22 12:59:24,461 INFO L270 CegarLoopResult]: At program point L65-2(lines 65 71) the Hoare annotation is: false [2020-11-22 12:59:24,461 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-22 12:59:24,461 INFO L274 CegarLoopResult]: For program point L181(lines 181 187) no Hoare annotation was computed. [2020-11-22 12:59:24,462 INFO L270 CegarLoopResult]: At program point L181-1(lines 181 187) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2020-11-22 12:59:24,462 INFO L274 CegarLoopResult]: For program point L380(lines 380 397) no Hoare annotation was computed. [2020-11-22 12:59:24,462 INFO L270 CegarLoopResult]: At program point L380-1(lines 1 856) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2020-11-22 12:59:24,462 INFO L274 CegarLoopResult]: For program point L380-2(lines 380 397) no Hoare annotation was computed. [2020-11-22 12:59:24,462 INFO L270 CegarLoopResult]: At program point L380-3(lines 1 856) the Hoare annotation is: false [2020-11-22 12:59:24,462 INFO L274 CegarLoopResult]: For program point L380-4(lines 380 397) no Hoare annotation was computed. [2020-11-22 12:59:24,462 INFO L270 CegarLoopResult]: At program point L380-5(lines 1 856) the Hoare annotation is: false [2020-11-22 12:59:24,462 INFO L274 CegarLoopResult]: For program point L348(lines 348 355) no Hoare annotation was computed. [2020-11-22 12:59:24,463 INFO L277 CegarLoopResult]: At program point L348-1(lines 348 355) the Hoare annotation is: true [2020-11-22 12:59:24,463 INFO L270 CegarLoopResult]: At program point L117(lines 112 120) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0)) [2020-11-22 12:59:24,463 INFO L270 CegarLoopResult]: At program point L117-1(lines 112 120) the Hoare annotation is: false [2020-11-22 12:59:24,463 INFO L270 CegarLoopResult]: At program point L117-2(lines 112 120) the Hoare annotation is: false [2020-11-22 12:59:24,486 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 12:59:24 BoogieIcfgContainer [2020-11-22 12:59:24,486 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-22 12:59:24,487 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-22 12:59:24,487 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-22 12:59:24,487 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-22 12:59:24,488 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 12:59:21" (3/4) ... [2020-11-22 12:59:24,491 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-22 12:59:24,513 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-11-22 12:59:24,517 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-11-22 12:59:24,518 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-11-22 12:59:24,528 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-11-22 12:59:24,529 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-11-22 12:59:24,529 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-22 12:59:24,530 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-22 12:59:24,558 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2020-11-22 12:59:24,592 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_3417cc04-db68-40fd-b8ee-e87e8a678937/bin/utaipan/witness.graphml [2020-11-22 12:59:24,593 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-22 12:59:24,594 INFO L168 Benchmark]: Toolchain (without parser) took 5980.21 ms. Allocated memory was 56.6 MB in the beginning and 88.1 MB in the end (delta: 31.5 MB). Free memory was 34.5 MB in the beginning and 64.3 MB in the end (delta: -29.8 MB). Peak memory consumption was 32.9 MB. Max. memory is 16.1 GB. [2020-11-22 12:59:24,595 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 56.6 MB. Free memory was 38.7 MB in the beginning and 38.7 MB in the end (delta: 31.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 12:59:24,595 INFO L168 Benchmark]: CACSL2BoogieTranslator took 651.35 ms. Allocated memory is still 56.6 MB. Free memory was 34.2 MB in the beginning and 25.8 MB in the end (delta: 8.5 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2020-11-22 12:59:24,596 INFO L168 Benchmark]: Boogie Procedure Inliner took 91.07 ms. Allocated memory is still 56.6 MB. Free memory was 25.6 MB in the beginning and 23.0 MB in the end (delta: 2.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-22 12:59:24,596 INFO L168 Benchmark]: Boogie Preprocessor took 95.03 ms. Allocated memory was 56.6 MB in the beginning and 69.2 MB in the end (delta: 12.6 MB). Free memory was 23.0 MB in the beginning and 51.4 MB in the end (delta: -28.3 MB). Peak memory consumption was 5.1 MB. Max. memory is 16.1 GB. [2020-11-22 12:59:24,596 INFO L168 Benchmark]: RCFGBuilder took 2416.18 ms. Allocated memory is still 69.2 MB. Free memory was 51.4 MB in the beginning and 37.6 MB in the end (delta: 13.8 MB). Peak memory consumption was 24.1 MB. Max. memory is 16.1 GB. [2020-11-22 12:59:24,597 INFO L168 Benchmark]: TraceAbstraction took 2610.85 ms. Allocated memory was 69.2 MB in the beginning and 88.1 MB in the end (delta: 18.9 MB). Free memory was 36.7 MB in the beginning and 35.0 MB in the end (delta: 1.8 MB). Peak memory consumption was 20.6 MB. Max. memory is 16.1 GB. [2020-11-22 12:59:24,597 INFO L168 Benchmark]: Witness Printer took 105.70 ms. Allocated memory is still 88.1 MB. Free memory was 35.0 MB in the beginning and 64.3 MB in the end (delta: -29.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-22 12:59:24,600 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 56.6 MB. Free memory was 38.7 MB in the beginning and 38.7 MB in the end (delta: 31.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 651.35 ms. Allocated memory is still 56.6 MB. Free memory was 34.2 MB in the beginning and 25.8 MB in the end (delta: 8.5 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 91.07 ms. Allocated memory is still 56.6 MB. Free memory was 25.6 MB in the beginning and 23.0 MB in the end (delta: 2.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 95.03 ms. Allocated memory was 56.6 MB in the beginning and 69.2 MB in the end (delta: 12.6 MB). Free memory was 23.0 MB in the beginning and 51.4 MB in the end (delta: -28.3 MB). Peak memory consumption was 5.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2416.18 ms. Allocated memory is still 69.2 MB. Free memory was 51.4 MB in the beginning and 37.6 MB in the end (delta: 13.8 MB). Peak memory consumption was 24.1 MB. Max. memory is 16.1 GB. * TraceAbstraction took 2610.85 ms. Allocated memory was 69.2 MB in the beginning and 88.1 MB in the end (delta: 18.9 MB). Free memory was 36.7 MB in the beginning and 35.0 MB in the end (delta: 1.8 MB). Peak memory consumption was 20.6 MB. Max. memory is 16.1 GB. * Witness Printer took 105.70 ms. Allocated memory is still 88.1 MB. Free memory was 35.0 MB in the beginning and 64.3 MB in the end (delta: -29.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 57]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 319]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && methaneLevelCritical == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 112]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 181]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 112]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 65]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 65]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 65]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 57]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 364]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && methaneLevelCritical == 0bv32 - InvariantResult [Line: 57]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 254]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && methaneLevelCritical == 0bv32 - InvariantResult [Line: 170]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && methaneLevelCritical == 0bv32 - InvariantResult [Line: 275]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 807]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 807]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 191]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 807]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 112]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning - InvariantResult [Line: 348]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 338]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 64 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2.2s, OverallIterations: 4, TraceHistogramMax: 1, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 231 SDtfs, 220 SDslu, 247 SDs, 0 SdLazy, 35 SolverSat, 8 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 172 GetRequests, 158 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=64occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 44 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 25 LocationsWithAnnotation, 25 PreInvPairs, 60 NumberOfFragments, 94 HoareAnnotationTreeSize, 25 FomulaSimplifications, 818 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 25 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 86 NumberOfCodeBlocks, 86 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 164 ConstructedInterpolants, 0 QuantifiedInterpolants, 5904 SizeOfPredicates, 7 NumberOfNonLiveVariables, 787 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...