./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product46.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_014f6274-a5d1-4868-b69c-491200f65b89/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_014f6274-a5d1-4868-b69c-491200f65b89/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_014f6274-a5d1-4868-b69c-491200f65b89/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_014f6274-a5d1-4868-b69c-491200f65b89/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product46.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_014f6274-a5d1-4868-b69c-491200f65b89/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_014f6274-a5d1-4868-b69c-491200f65b89/bin/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4366671714130af280ec4232c34176d9c997fd05 ...................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_014f6274-a5d1-4868-b69c-491200f65b89/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_014f6274-a5d1-4868-b69c-491200f65b89/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_014f6274-a5d1-4868-b69c-491200f65b89/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_014f6274-a5d1-4868-b69c-491200f65b89/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product46.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_014f6274-a5d1-4868-b69c-491200f65b89/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_014f6274-a5d1-4868-b69c-491200f65b89/bin/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4366671714130af280ec4232c34176d9c997fd05 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 19:33:41,280 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 19:33:41,281 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 19:33:41,289 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 19:33:41,289 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 19:33:41,290 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 19:33:41,291 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 19:33:41,292 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 19:33:41,293 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 19:33:41,294 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 19:33:41,294 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 19:33:41,295 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 19:33:41,295 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 19:33:41,296 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 19:33:41,297 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 19:33:41,297 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 19:33:41,298 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 19:33:41,299 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 19:33:41,300 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 19:33:41,302 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 19:33:41,303 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 19:33:41,304 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 19:33:41,304 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 19:33:41,305 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 19:33:41,306 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 19:33:41,307 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 19:33:41,307 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 19:33:41,307 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 19:33:41,307 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 19:33:41,308 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 19:33:41,308 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 19:33:41,308 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 19:33:41,309 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 19:33:41,309 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 19:33:41,310 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 19:33:41,310 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 19:33:41,310 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 19:33:41,311 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 19:33:41,311 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 19:33:41,311 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 19:33:41,312 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 19:33:41,312 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_014f6274-a5d1-4868-b69c-491200f65b89/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-12-07 19:33:41,322 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 19:33:41,323 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 19:33:41,323 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 19:33:41,323 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 19:33:41,323 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 19:33:41,323 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 19:33:41,324 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 19:33:41,324 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 19:33:41,324 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 19:33:41,324 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 19:33:41,324 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 19:33:41,324 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 19:33:41,324 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 19:33:41,324 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 19:33:41,325 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 19:33:41,325 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 19:33:41,325 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 19:33:41,325 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 19:33:41,325 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 19:33:41,326 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 19:33:41,326 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 19:33:41,326 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 19:33:41,326 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 19:33:41,326 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 19:33:41,326 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 19:33:41,326 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 19:33:41,326 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 19:33:41,327 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 19:33:41,327 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 19:33:41,327 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 19:33:41,327 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 19:33:41,327 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 19:33:41,327 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 19:33:41,327 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 19:33:41,328 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 19:33:41,328 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 19:33:41,328 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 19:33:41,328 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 19:33:41,328 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 19:33:41,328 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 19:33:41,328 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_014f6274-a5d1-4868-b69c-491200f65b89/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(__VERIFIER_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 -> 4366671714130af280ec4232c34176d9c997fd05 [2019-12-07 19:33:41,427 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 19:33:41,434 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 19:33:41,436 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 19:33:41,437 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 19:33:41,438 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 19:33:41,438 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_014f6274-a5d1-4868-b69c-491200f65b89/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec2_product46.cil.c [2019-12-07 19:33:41,474 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_014f6274-a5d1-4868-b69c-491200f65b89/bin/utaipan/data/d14ed91bf/2afe24cc13ec40b2bf28144066d16077/FLAG218eb5d2c [2019-12-07 19:33:41,939 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 19:33:41,939 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_014f6274-a5d1-4868-b69c-491200f65b89/sv-benchmarks/c/product-lines/minepump_spec2_product46.cil.c [2019-12-07 19:33:41,947 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_014f6274-a5d1-4868-b69c-491200f65b89/bin/utaipan/data/d14ed91bf/2afe24cc13ec40b2bf28144066d16077/FLAG218eb5d2c [2019-12-07 19:33:42,458 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_014f6274-a5d1-4868-b69c-491200f65b89/bin/utaipan/data/d14ed91bf/2afe24cc13ec40b2bf28144066d16077 [2019-12-07 19:33:42,460 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 19:33:42,461 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 19:33:42,461 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 19:33:42,462 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 19:33:42,464 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 19:33:42,464 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 07:33:42" (1/1) ... [2019-12-07 19:33:42,466 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17b2f2d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:33:42, skipping insertion in model container [2019-12-07 19:33:42,466 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 07:33:42" (1/1) ... [2019-12-07 19:33:42,472 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 19:33:42,503 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 19:33:42,708 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 19:33:42,716 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) [2019-12-07 19:33:42,717 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3ca3ebdf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:33:42, skipping insertion in model container [2019-12-07 19:33:42,717 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 19:33:42,717 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 19:33:42,719 INFO L168 Benchmark]: Toolchain (without parser) took 257.49 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 93.3 MB). Free memory was 937.8 MB in the beginning and 1.1 GB in the end (delta: -143.8 MB). Peak memory consumption was 23.4 MB. Max. memory is 11.5 GB. [2019-12-07 19:33:42,719 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 955.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 19:33:42,720 INFO L168 Benchmark]: CACSL2BoogieTranslator took 255.70 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 93.3 MB). Free memory was 937.8 MB in the beginning and 1.1 GB in the end (delta: -143.8 MB). Peak memory consumption was 23.4 MB. Max. memory is 11.5 GB. [2019-12-07 19:33:42,721 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 955.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 255.70 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 93.3 MB). Free memory was 937.8 MB in the beginning and 1.1 GB in the end (delta: -143.8 MB). Peak memory consumption was 23.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 106]: 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 0.1.25-f470102 [2019-12-07 19:33:43,838 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 19:33:43,840 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 19:33:43,847 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 19:33:43,848 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 19:33:43,848 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 19:33:43,849 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 19:33:43,851 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 19:33:43,852 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 19:33:43,853 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 19:33:43,853 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 19:33:43,854 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 19:33:43,854 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 19:33:43,855 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 19:33:43,856 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 19:33:43,857 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 19:33:43,857 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 19:33:43,858 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 19:33:43,859 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 19:33:43,861 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 19:33:43,862 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 19:33:43,863 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 19:33:43,864 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 19:33:43,864 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 19:33:43,866 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 19:33:43,866 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 19:33:43,867 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 19:33:43,867 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 19:33:43,868 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 19:33:43,868 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 19:33:43,868 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 19:33:43,869 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 19:33:43,870 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 19:33:43,870 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 19:33:43,871 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 19:33:43,871 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 19:33:43,871 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 19:33:43,872 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 19:33:43,872 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 19:33:43,872 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 19:33:43,873 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 19:33:43,873 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_014f6274-a5d1-4868-b69c-491200f65b89/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2019-12-07 19:33:43,884 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 19:33:43,884 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 19:33:43,884 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 19:33:43,885 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 19:33:43,885 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 19:33:43,885 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 19:33:43,885 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 19:33:43,885 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 19:33:43,885 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 19:33:43,886 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 19:33:43,886 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 19:33:43,886 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 19:33:43,886 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 19:33:43,887 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 19:33:43,887 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 19:33:43,887 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 19:33:43,887 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 19:33:43,887 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 19:33:43,887 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 19:33:43,887 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 19:33:43,888 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 19:33:43,888 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 19:33:43,888 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 19:33:43,888 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 19:33:43,888 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 19:33:43,888 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 19:33:43,888 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 19:33:43,888 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 19:33:43,889 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 19:33:43,889 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 19:33:43,889 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 19:33:43,889 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 19:33:43,889 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 19:33:43,889 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 19:33:43,890 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 19:33:43,890 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 19:33:43,890 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 -> /tmp/vcloud-vcloud-master/worker/run_dir_014f6274-a5d1-4868-b69c-491200f65b89/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(__VERIFIER_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 -> 4366671714130af280ec4232c34176d9c997fd05 [2019-12-07 19:33:44,056 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 19:33:44,065 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 19:33:44,067 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 19:33:44,068 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 19:33:44,069 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 19:33:44,069 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_014f6274-a5d1-4868-b69c-491200f65b89/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec2_product46.cil.c [2019-12-07 19:33:44,107 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_014f6274-a5d1-4868-b69c-491200f65b89/bin/utaipan/data/01032eeb9/0bf0d0d9f343406e91f042f554026710/FLAG77fe2b5d1 [2019-12-07 19:33:44,599 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 19:33:44,600 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_014f6274-a5d1-4868-b69c-491200f65b89/sv-benchmarks/c/product-lines/minepump_spec2_product46.cil.c [2019-12-07 19:33:44,608 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_014f6274-a5d1-4868-b69c-491200f65b89/bin/utaipan/data/01032eeb9/0bf0d0d9f343406e91f042f554026710/FLAG77fe2b5d1 [2019-12-07 19:33:44,616 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_014f6274-a5d1-4868-b69c-491200f65b89/bin/utaipan/data/01032eeb9/0bf0d0d9f343406e91f042f554026710 [2019-12-07 19:33:44,618 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 19:33:44,619 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 19:33:44,620 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 19:33:44,620 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 19:33:44,622 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 19:33:44,622 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 07:33:44" (1/1) ... [2019-12-07 19:33:44,624 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b70e7d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:33:44, skipping insertion in model container [2019-12-07 19:33:44,624 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 07:33:44" (1/1) ... [2019-12-07 19:33:44,629 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 19:33:44,657 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 19:33:44,878 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 19:33:44,888 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2019-12-07 19:33:44,893 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 19:33:44,934 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 19:33:44,938 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 19:33:44,978 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 19:33:45,002 INFO L208 MainTranslator]: Completed translation [2019-12-07 19:33:45,003 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:33:45 WrapperNode [2019-12-07 19:33:45,003 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 19:33:45,003 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 19:33:45,004 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 19:33:45,004 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 19:33:45,009 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:33:45" (1/1) ... [2019-12-07 19:33:45,023 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:33:45" (1/1) ... [2019-12-07 19:33:45,051 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 19:33:45,052 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 19:33:45,052 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 19:33:45,052 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 19:33:45,061 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:33:45" (1/1) ... [2019-12-07 19:33:45,062 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:33:45" (1/1) ... [2019-12-07 19:33:45,068 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:33:45" (1/1) ... [2019-12-07 19:33:45,068 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:33:45" (1/1) ... [2019-12-07 19:33:45,083 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:33:45" (1/1) ... [2019-12-07 19:33:45,091 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:33:45" (1/1) ... [2019-12-07 19:33:45,093 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:33:45" (1/1) ... [2019-12-07 19:33:45,097 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 19:33:45,098 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 19:33:45,098 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 19:33:45,098 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 19:33:45,098 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:33:45" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_014f6274-a5d1-4868-b69c-491200f65b89/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 [2019-12-07 19:33:45,142 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 19:33:45,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2019-12-07 19:33:45,143 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 19:33:45,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 19:33:45,718 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 19:33:45,719 INFO L287 CfgBuilder]: Removed 196 assume(true) statements. [2019-12-07 19:33:45,720 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 07:33:45 BoogieIcfgContainer [2019-12-07 19:33:45,720 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 19:33:45,720 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 19:33:45,721 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 19:33:45,723 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 19:33:45,723 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 07:33:44" (1/3) ... [2019-12-07 19:33:45,724 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18e39f9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 07:33:45, skipping insertion in model container [2019-12-07 19:33:45,724 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:33:45" (2/3) ... [2019-12-07 19:33:45,724 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18e39f9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 07:33:45, skipping insertion in model container [2019-12-07 19:33:45,724 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 07:33:45" (3/3) ... [2019-12-07 19:33:45,726 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product46.cil.c [2019-12-07 19:33:45,732 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 19:33:45,737 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-12-07 19:33:45,745 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-12-07 19:33:45,761 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 19:33:45,762 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 19:33:45,762 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 19:33:45,762 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 19:33:45,762 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 19:33:45,762 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 19:33:45,762 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 19:33:45,762 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 19:33:45,775 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states. [2019-12-07 19:33:45,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-12-07 19:33:45,779 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 19:33:45,780 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 19:33:45,780 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 19:33:45,784 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 19:33:45,784 INFO L82 PathProgramCache]: Analyzing trace with hash 849715888, now seen corresponding path program 1 times [2019-12-07 19:33:45,793 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 19:33:45,793 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [997046364] [2019-12-07 19:33:45,793 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_014f6274-a5d1-4868-b69c-491200f65b89/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 [2019-12-07 19:33:45,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 19:33:45,921 INFO L264 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 1 conjunts are in the unsatisfiable core [2019-12-07 19:33:45,925 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 19:33:45,935 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 19:33:45,935 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 19:33:45,939 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 19:33:45,940 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [997046364] [2019-12-07 19:33:45,940 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 19:33:45,940 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-12-07 19:33:45,941 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1966072345] [2019-12-07 19:33:45,944 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-07 19:33:45,944 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 19:33:45,952 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-07 19:33:45,953 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 19:33:45,954 INFO L87 Difference]: Start difference. First operand 133 states. Second operand 2 states. [2019-12-07 19:33:45,977 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 19:33:45,977 INFO L93 Difference]: Finished difference Result 259 states and 390 transitions. [2019-12-07 19:33:45,978 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-07 19:33:45,978 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2019-12-07 19:33:45,979 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 19:33:45,987 INFO L225 Difference]: With dead ends: 259 [2019-12-07 19:33:45,987 INFO L226 Difference]: Without dead ends: 129 [2019-12-07 19:33:45,990 INFO L630 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 [2019-12-07 19:33:46,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2019-12-07 19:33:46,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 129. [2019-12-07 19:33:46,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 129 states. [2019-12-07 19:33:46,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 187 transitions. [2019-12-07 19:33:46,023 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 187 transitions. Word has length 18 [2019-12-07 19:33:46,023 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 19:33:46,023 INFO L462 AbstractCegarLoop]: Abstraction has 129 states and 187 transitions. [2019-12-07 19:33:46,023 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-07 19:33:46,023 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 187 transitions. [2019-12-07 19:33:46,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-07 19:33:46,024 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 19:33:46,024 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 19:33:46,225 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-12-07 19:33:46,225 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 19:33:46,225 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 19:33:46,225 INFO L82 PathProgramCache]: Analyzing trace with hash 2136736995, now seen corresponding path program 1 times [2019-12-07 19:33:46,226 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 19:33:46,226 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1585804301] [2019-12-07 19:33:46,226 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_014f6274-a5d1-4868-b69c-491200f65b89/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 [2019-12-07 19:33:46,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 19:33:46,336 INFO L264 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 19:33:46,337 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 19:33:46,350 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 19:33:46,350 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 19:33:46,360 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 19:33:46,360 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1585804301] [2019-12-07 19:33:46,361 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 19:33:46,361 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2019-12-07 19:33:46,361 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [572324796] [2019-12-07 19:33:46,363 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 19:33:46,363 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 19:33:46,363 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 19:33:46,363 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 19:33:46,364 INFO L87 Difference]: Start difference. First operand 129 states and 187 transitions. Second operand 4 states. [2019-12-07 19:33:46,381 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 19:33:46,381 INFO L93 Difference]: Finished difference Result 129 states and 187 transitions. [2019-12-07 19:33:46,382 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 19:33:46,382 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 19 [2019-12-07 19:33:46,383 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 19:33:46,383 INFO L225 Difference]: With dead ends: 129 [2019-12-07 19:33:46,384 INFO L226 Difference]: Without dead ends: 53 [2019-12-07 19:33:46,385 INFO L630 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 [2019-12-07 19:33:46,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2019-12-07 19:33:46,391 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2019-12-07 19:33:46,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2019-12-07 19:33:46,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 76 transitions. [2019-12-07 19:33:46,392 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 76 transitions. Word has length 19 [2019-12-07 19:33:46,393 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 19:33:46,393 INFO L462 AbstractCegarLoop]: Abstraction has 53 states and 76 transitions. [2019-12-07 19:33:46,393 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 19:33:46,393 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 76 transitions. [2019-12-07 19:33:46,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-12-07 19:33:46,394 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 19:33:46,394 INFO L410 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] [2019-12-07 19:33:46,595 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-12-07 19:33:46,595 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 19:33:46,596 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 19:33:46,596 INFO L82 PathProgramCache]: Analyzing trace with hash -2062368201, now seen corresponding path program 1 times [2019-12-07 19:33:46,597 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 19:33:46,597 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [164066101] [2019-12-07 19:33:46,598 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_014f6274-a5d1-4868-b69c-491200f65b89/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 [2019-12-07 19:33:46,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 19:33:46,783 INFO L264 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 19:33:46,785 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 19:33:46,793 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 19:33:46,793 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 19:33:46,799 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 19:33:46,800 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [164066101] [2019-12-07 19:33:46,800 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 19:33:46,800 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2019-12-07 19:33:46,800 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [20613033] [2019-12-07 19:33:46,800 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 19:33:46,801 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 19:33:46,801 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 19:33:46,801 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 19:33:46,801 INFO L87 Difference]: Start difference. First operand 53 states and 76 transitions. Second operand 4 states. [2019-12-07 19:33:46,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 19:33:46,842 INFO L93 Difference]: Finished difference Result 99 states and 145 transitions. [2019-12-07 19:33:46,843 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 19:33:46,843 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 24 [2019-12-07 19:33:46,843 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 19:33:46,844 INFO L225 Difference]: With dead ends: 99 [2019-12-07 19:33:46,844 INFO L226 Difference]: Without dead ends: 53 [2019-12-07 19:33:46,844 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 19:33:46,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2019-12-07 19:33:46,851 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2019-12-07 19:33:46,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2019-12-07 19:33:46,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 75 transitions. [2019-12-07 19:33:46,852 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 75 transitions. Word has length 24 [2019-12-07 19:33:46,852 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 19:33:46,852 INFO L462 AbstractCegarLoop]: Abstraction has 53 states and 75 transitions. [2019-12-07 19:33:46,852 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 19:33:46,852 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 75 transitions. [2019-12-07 19:33:46,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-12-07 19:33:46,853 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 19:33:46,854 INFO L410 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, 1] [2019-12-07 19:33:47,054 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-12-07 19:33:47,054 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 19:33:47,055 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 19:33:47,055 INFO L82 PathProgramCache]: Analyzing trace with hash 2079031545, now seen corresponding path program 1 times [2019-12-07 19:33:47,056 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 19:33:47,056 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [655973784] [2019-12-07 19:33:47,056 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_014f6274-a5d1-4868-b69c-491200f65b89/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 [2019-12-07 19:33:47,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 19:33:47,212 INFO L264 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 19:33:47,214 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 19:33:47,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 19:33:47,220 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 19:33:47,222 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 19:33:47,222 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [655973784] [2019-12-07 19:33:47,222 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 19:33:47,222 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2019-12-07 19:33:47,222 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1028286451] [2019-12-07 19:33:47,223 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 19:33:47,223 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 19:33:47,223 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 19:33:47,223 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 19:33:47,224 INFO L87 Difference]: Start difference. First operand 53 states and 75 transitions. Second operand 3 states. [2019-12-07 19:33:47,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 19:33:47,274 INFO L93 Difference]: Finished difference Result 121 states and 175 transitions. [2019-12-07 19:33:47,274 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 19:33:47,275 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2019-12-07 19:33:47,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 19:33:47,276 INFO L225 Difference]: With dead ends: 121 [2019-12-07 19:33:47,276 INFO L226 Difference]: Without dead ends: 75 [2019-12-07 19:33:47,276 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 19:33:47,277 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2019-12-07 19:33:47,284 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 73. [2019-12-07 19:33:47,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 73 states. [2019-12-07 19:33:47,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 103 transitions. [2019-12-07 19:33:47,285 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 103 transitions. Word has length 26 [2019-12-07 19:33:47,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 19:33:47,286 INFO L462 AbstractCegarLoop]: Abstraction has 73 states and 103 transitions. [2019-12-07 19:33:47,286 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 19:33:47,286 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 103 transitions. [2019-12-07 19:33:47,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-12-07 19:33:47,287 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 19:33:47,287 INFO L410 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, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 19:33:47,488 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2019-12-07 19:33:47,489 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 19:33:47,489 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 19:33:47,489 INFO L82 PathProgramCache]: Analyzing trace with hash -449932985, now seen corresponding path program 1 times [2019-12-07 19:33:47,490 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 19:33:47,491 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1313877620] [2019-12-07 19:33:47,491 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_014f6274-a5d1-4868-b69c-491200f65b89/bin/utaipan/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2019-12-07 19:33:47,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 19:33:47,625 INFO L264 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 4 conjunts are in the unsatisfiable core [2019-12-07 19:33:47,627 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 19:33:47,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 19:33:47,636 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 19:33:47,651 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 19:33:47,651 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1313877620] [2019-12-07 19:33:47,651 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 19:33:47,652 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2019-12-07 19:33:47,652 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1473808659] [2019-12-07 19:33:47,652 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-12-07 19:33:47,652 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 19:33:47,653 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-12-07 19:33:47,653 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-12-07 19:33:47,653 INFO L87 Difference]: Start difference. First operand 73 states and 103 transitions. Second operand 6 states. [2019-12-07 19:33:47,704 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 19:33:47,704 INFO L93 Difference]: Finished difference Result 263 states and 377 transitions. [2019-12-07 19:33:47,704 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 19:33:47,705 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 32 [2019-12-07 19:33:47,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 19:33:47,706 INFO L225 Difference]: With dead ends: 263 [2019-12-07 19:33:47,706 INFO L226 Difference]: Without dead ends: 197 [2019-12-07 19:33:47,707 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-12-07 19:33:47,707 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 197 states. [2019-12-07 19:33:47,716 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 197 to 77. [2019-12-07 19:33:47,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 77 states. [2019-12-07 19:33:47,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 107 transitions. [2019-12-07 19:33:47,716 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 107 transitions. Word has length 32 [2019-12-07 19:33:47,717 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 19:33:47,717 INFO L462 AbstractCegarLoop]: Abstraction has 77 states and 107 transitions. [2019-12-07 19:33:47,717 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-12-07 19:33:47,717 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 107 transitions. [2019-12-07 19:33:47,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-12-07 19:33:47,718 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 19:33:47,718 INFO L410 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, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 19:33:47,918 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2019-12-07 19:33:47,919 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 19:33:47,919 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 19:33:47,920 INFO L82 PathProgramCache]: Analyzing trace with hash -1150997563, now seen corresponding path program 1 times [2019-12-07 19:33:47,921 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 19:33:47,921 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [884410118] [2019-12-07 19:33:47,922 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_014f6274-a5d1-4868-b69c-491200f65b89/bin/utaipan/mathsat Starting monitored process 7 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with mathsat -unsat_core_generation=3 [2019-12-07 19:33:48,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 19:33:48,046 INFO L264 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 19:33:48,047 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 19:33:48,061 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 19:33:48,061 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 19:33:48,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 19:33:48,065 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [884410118] [2019-12-07 19:33:48,065 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 19:33:48,065 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2019-12-07 19:33:48,066 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [755152223] [2019-12-07 19:33:48,066 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 19:33:48,066 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 19:33:48,066 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 19:33:48,066 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 19:33:48,066 INFO L87 Difference]: Start difference. First operand 77 states and 107 transitions. Second operand 5 states. [2019-12-07 19:33:48,177 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 19:33:48,178 INFO L93 Difference]: Finished difference Result 364 states and 517 transitions. [2019-12-07 19:33:48,178 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-12-07 19:33:48,178 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2019-12-07 19:33:48,178 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 19:33:48,180 INFO L225 Difference]: With dead ends: 364 [2019-12-07 19:33:48,180 INFO L226 Difference]: Without dead ends: 294 [2019-12-07 19:33:48,181 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-12-07 19:33:48,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 294 states. [2019-12-07 19:33:48,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 294 to 139. [2019-12-07 19:33:48,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 139 states. [2019-12-07 19:33:48,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 192 transitions. [2019-12-07 19:33:48,200 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 192 transitions. Word has length 32 [2019-12-07 19:33:48,200 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 19:33:48,200 INFO L462 AbstractCegarLoop]: Abstraction has 139 states and 192 transitions. [2019-12-07 19:33:48,200 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 19:33:48,200 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 192 transitions. [2019-12-07 19:33:48,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-12-07 19:33:48,201 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 19:33:48,202 INFO L410 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, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 19:33:48,402 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2019-12-07 19:33:48,402 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 19:33:48,402 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 19:33:48,402 INFO L82 PathProgramCache]: Analyzing trace with hash -1151154099, now seen corresponding path program 1 times [2019-12-07 19:33:48,403 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 19:33:48,403 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1707278459] [2019-12-07 19:33:48,403 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_014f6274-a5d1-4868-b69c-491200f65b89/bin/utaipan/mathsat Starting monitored process 8 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with mathsat -unsat_core_generation=3 [2019-12-07 19:33:48,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 19:33:48,486 INFO L264 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 19:33:48,487 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 19:33:48,498 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 19:33:48,499 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 19:33:48,501 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 19:33:48,501 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1707278459] [2019-12-07 19:33:48,501 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 19:33:48,501 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2019-12-07 19:33:48,502 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1463700169] [2019-12-07 19:33:48,502 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 19:33:48,502 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 19:33:48,502 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 19:33:48,502 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 19:33:48,502 INFO L87 Difference]: Start difference. First operand 139 states and 192 transitions. Second operand 5 states. [2019-12-07 19:33:48,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 19:33:48,631 INFO L93 Difference]: Finished difference Result 526 states and 731 transitions. [2019-12-07 19:33:48,631 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-12-07 19:33:48,631 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2019-12-07 19:33:48,631 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 19:33:48,633 INFO L225 Difference]: With dead ends: 526 [2019-12-07 19:33:48,633 INFO L226 Difference]: Without dead ends: 394 [2019-12-07 19:33:48,634 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-12-07 19:33:48,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 394 states. [2019-12-07 19:33:48,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 394 to 138. [2019-12-07 19:33:48,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 138 states. [2019-12-07 19:33:48,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 189 transitions. [2019-12-07 19:33:48,645 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 189 transitions. Word has length 33 [2019-12-07 19:33:48,645 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 19:33:48,645 INFO L462 AbstractCegarLoop]: Abstraction has 138 states and 189 transitions. [2019-12-07 19:33:48,645 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 19:33:48,645 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 189 transitions. [2019-12-07 19:33:48,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-12-07 19:33:48,646 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 19:33:48,646 INFO L410 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 19:33:48,846 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 mathsat -unsat_core_generation=3 [2019-12-07 19:33:48,847 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 19:33:48,848 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 19:33:48,848 INFO L82 PathProgramCache]: Analyzing trace with hash -59777108, now seen corresponding path program 1 times [2019-12-07 19:33:48,848 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 19:33:48,849 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [293851255] [2019-12-07 19:33:48,849 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_014f6274-a5d1-4868-b69c-491200f65b89/bin/utaipan/mathsat Starting monitored process 9 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with mathsat -unsat_core_generation=3 [2019-12-07 19:33:49,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 19:33:49,017 INFO L264 TraceCheckSpWp]: Trace formula consists of 207 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 19:33:49,018 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 19:33:49,029 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 19:33:49,029 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 19:33:49,032 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 19:33:49,032 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [293851255] [2019-12-07 19:33:49,032 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 19:33:49,032 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2019-12-07 19:33:49,032 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [119123273] [2019-12-07 19:33:49,032 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 19:33:49,033 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 19:33:49,033 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 19:33:49,033 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 19:33:49,033 INFO L87 Difference]: Start difference. First operand 138 states and 189 transitions. Second operand 5 states. [2019-12-07 19:33:49,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 19:33:49,084 INFO L93 Difference]: Finished difference Result 355 states and 485 transitions. [2019-12-07 19:33:49,084 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-12-07 19:33:49,084 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 36 [2019-12-07 19:33:49,084 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 19:33:49,085 INFO L225 Difference]: With dead ends: 355 [2019-12-07 19:33:49,085 INFO L226 Difference]: Without dead ends: 224 [2019-12-07 19:33:49,086 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-12-07 19:33:49,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 224 states. [2019-12-07 19:33:49,095 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 224 to 150. [2019-12-07 19:33:49,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 150 states. [2019-12-07 19:33:49,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 201 transitions. [2019-12-07 19:33:49,096 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 201 transitions. Word has length 36 [2019-12-07 19:33:49,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 19:33:49,096 INFO L462 AbstractCegarLoop]: Abstraction has 150 states and 201 transitions. [2019-12-07 19:33:49,096 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 19:33:49,096 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 201 transitions. [2019-12-07 19:33:49,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-12-07 19:33:49,097 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 19:33:49,097 INFO L410 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 19:33:49,297 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 mathsat -unsat_core_generation=3 [2019-12-07 19:33:49,297 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 19:33:49,298 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 19:33:49,298 INFO L82 PathProgramCache]: Analyzing trace with hash -2091962712, now seen corresponding path program 1 times [2019-12-07 19:33:49,298 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 19:33:49,298 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1007062902] [2019-12-07 19:33:49,298 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_014f6274-a5d1-4868-b69c-491200f65b89/bin/utaipan/mathsat Starting monitored process 10 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with mathsat -unsat_core_generation=3 [2019-12-07 19:33:49,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 19:33:49,396 INFO L264 TraceCheckSpWp]: Trace formula consists of 207 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 19:33:49,398 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 19:33:49,404 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 19:33:49,404 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 19:33:49,412 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 19:33:49,413 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1007062902] [2019-12-07 19:33:49,413 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 19:33:49,413 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2019-12-07 19:33:49,413 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1608565400] [2019-12-07 19:33:49,413 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 19:33:49,413 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 19:33:49,413 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 19:33:49,414 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 19:33:49,414 INFO L87 Difference]: Start difference. First operand 150 states and 201 transitions. Second operand 4 states. [2019-12-07 19:33:49,461 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 19:33:49,461 INFO L93 Difference]: Finished difference Result 446 states and 601 transitions. [2019-12-07 19:33:49,461 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 19:33:49,461 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 36 [2019-12-07 19:33:49,462 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 19:33:49,463 INFO L225 Difference]: With dead ends: 446 [2019-12-07 19:33:49,463 INFO L226 Difference]: Without dead ends: 303 [2019-12-07 19:33:49,463 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 19:33:49,464 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 303 states. [2019-12-07 19:33:49,480 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 303 to 251. [2019-12-07 19:33:49,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 251 states. [2019-12-07 19:33:49,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 251 states and 334 transitions. [2019-12-07 19:33:49,481 INFO L78 Accepts]: Start accepts. Automaton has 251 states and 334 transitions. Word has length 36 [2019-12-07 19:33:49,481 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 19:33:49,481 INFO L462 AbstractCegarLoop]: Abstraction has 251 states and 334 transitions. [2019-12-07 19:33:49,481 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 19:33:49,481 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 334 transitions. [2019-12-07 19:33:49,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-12-07 19:33:49,481 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 19:33:49,482 INFO L410 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 19:33:49,682 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 mathsat -unsat_core_generation=3 [2019-12-07 19:33:49,683 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 19:33:49,683 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 19:33:49,684 INFO L82 PathProgramCache]: Analyzing trace with hash 728525800, now seen corresponding path program 1 times [2019-12-07 19:33:49,684 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 19:33:49,685 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1749766437] [2019-12-07 19:33:49,685 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_014f6274-a5d1-4868-b69c-491200f65b89/bin/utaipan/mathsat Starting monitored process 11 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with mathsat -unsat_core_generation=3 [2019-12-07 19:33:49,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 19:33:49,811 INFO L264 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 7 conjunts are in the unsatisfiable core [2019-12-07 19:33:49,813 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 19:33:49,840 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 19:33:49,840 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 19:33:49,867 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 19:33:49,867 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1749766437] [2019-12-07 19:33:49,867 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 19:33:49,867 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2019-12-07 19:33:49,867 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2055566587] [2019-12-07 19:33:49,868 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-12-07 19:33:49,868 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 19:33:49,868 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-12-07 19:33:49,868 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2019-12-07 19:33:49,868 INFO L87 Difference]: Start difference. First operand 251 states and 334 transitions. Second operand 10 states. [2019-12-07 19:33:50,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 19:33:50,223 INFO L93 Difference]: Finished difference Result 1089 states and 1415 transitions. [2019-12-07 19:33:50,223 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2019-12-07 19:33:50,223 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 37 [2019-12-07 19:33:50,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 19:33:50,226 INFO L225 Difference]: With dead ends: 1089 [2019-12-07 19:33:50,227 INFO L226 Difference]: Without dead ends: 845 [2019-12-07 19:33:50,227 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=118, Invalid=302, Unknown=0, NotChecked=0, Total=420 [2019-12-07 19:33:50,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 845 states. [2019-12-07 19:33:50,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 845 to 251. [2019-12-07 19:33:50,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 251 states. [2019-12-07 19:33:50,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 251 states and 328 transitions. [2019-12-07 19:33:50,252 INFO L78 Accepts]: Start accepts. Automaton has 251 states and 328 transitions. Word has length 37 [2019-12-07 19:33:50,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 19:33:50,252 INFO L462 AbstractCegarLoop]: Abstraction has 251 states and 328 transitions. [2019-12-07 19:33:50,252 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-12-07 19:33:50,253 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 328 transitions. [2019-12-07 19:33:50,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-12-07 19:33:50,253 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 19:33:50,253 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 19:33:50,454 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 mathsat -unsat_core_generation=3 [2019-12-07 19:33:50,454 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 19:33:50,454 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 19:33:50,454 INFO L82 PathProgramCache]: Analyzing trace with hash 980113013, now seen corresponding path program 1 times [2019-12-07 19:33:50,455 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 19:33:50,455 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1736503264] [2019-12-07 19:33:50,455 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_014f6274-a5d1-4868-b69c-491200f65b89/bin/utaipan/mathsat Starting monitored process 12 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with mathsat -unsat_core_generation=3 [2019-12-07 19:33:50,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 19:33:50,556 INFO L264 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 7 conjunts are in the unsatisfiable core [2019-12-07 19:33:50,558 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 19:33:50,580 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-12-07 19:33:50,580 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 19:33:50,611 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-12-07 19:33:50,612 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1736503264] [2019-12-07 19:33:50,612 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 19:33:50,612 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2019-12-07 19:33:50,612 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1446815781] [2019-12-07 19:33:50,612 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-12-07 19:33:50,613 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 19:33:50,613 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-12-07 19:33:50,613 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2019-12-07 19:33:50,613 INFO L87 Difference]: Start difference. First operand 251 states and 328 transitions. Second operand 10 states. [2019-12-07 19:33:50,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 19:33:50,935 INFO L93 Difference]: Finished difference Result 763 states and 984 transitions. [2019-12-07 19:33:50,935 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-12-07 19:33:50,935 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 56 [2019-12-07 19:33:50,935 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 19:33:50,935 INFO L225 Difference]: With dead ends: 763 [2019-12-07 19:33:50,935 INFO L226 Difference]: Without dead ends: 0 [2019-12-07 19:33:50,936 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 109 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=80, Invalid=192, Unknown=0, NotChecked=0, Total=272 [2019-12-07 19:33:50,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-12-07 19:33:50,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-12-07 19:33:50,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-12-07 19:33:50,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-12-07 19:33:50,937 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 56 [2019-12-07 19:33:50,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 19:33:50,937 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 19:33:50,937 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-12-07 19:33:50,937 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-12-07 19:33:50,937 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-07 19:33:51,137 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 mathsat -unsat_core_generation=3 [2019-12-07 19:33:51,141 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-12-07 19:33:51,428 WARN L192 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 129 [2019-12-07 19:33:51,590 WARN L192 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 137 [2019-12-07 19:33:51,719 WARN L192 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 118 [2019-12-07 19:33:51,847 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 143 [2019-12-07 19:33:52,165 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 137 [2019-12-07 19:33:53,349 WARN L192 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 128 DAG size of output: 20 [2019-12-07 19:33:54,352 WARN L192 SmtUtils]: Spent 1.00 s on a formula simplification. DAG size of input: 134 DAG size of output: 15 [2019-12-07 19:33:55,709 WARN L192 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 118 DAG size of output: 17 [2019-12-07 19:33:56,992 WARN L192 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 141 DAG size of output: 15 [2019-12-07 19:33:57,119 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 18 [2019-12-07 19:33:57,549 WARN L192 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 24 [2019-12-07 19:33:58,204 WARN L192 SmtUtils]: Spent 491.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 21 [2019-12-07 19:33:58,886 WARN L192 SmtUtils]: Spent 473.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 17 [2019-12-07 19:34:00,142 WARN L192 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 134 DAG size of output: 15 [2019-12-07 19:34:00,528 WARN L192 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 24 [2019-12-07 19:34:00,530 INFO L242 CegarLoopResult]: At program point L960(lines 911 961) the Hoare annotation is: false [2019-12-07 19:34:00,530 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 858) no Hoare annotation was computed. [2019-12-07 19:34:00,530 INFO L242 CegarLoopResult]: At program point L665(lines 665 671) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) ~pumpRunning~0)) (.cse1 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse3 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse1 .cse2) (and .cse0 .cse1 .cse3 .cse2) (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse1 .cse3 .cse2))) [2019-12-07 19:34:00,530 INFO L246 CegarLoopResult]: For program point L632(lines 632 639) no Hoare annotation was computed. [2019-12-07 19:34:00,530 INFO L242 CegarLoopResult]: At program point L665-1(lines 665 671) the Hoare annotation is: false [2019-12-07 19:34:00,531 INFO L242 CegarLoopResult]: At program point L665-2(lines 665 671) the Hoare annotation is: false [2019-12-07 19:34:00,531 INFO L249 CegarLoopResult]: At program point L632-1(lines 632 639) the Hoare annotation is: true [2019-12-07 19:34:00,531 INFO L246 CegarLoopResult]: For program point L534(lines 534 540) no Hoare annotation was computed. [2019-12-07 19:34:00,531 INFO L246 CegarLoopResult]: For program point L534-1(lines 534 540) no Hoare annotation was computed. [2019-12-07 19:34:00,531 INFO L246 CegarLoopResult]: For program point L534-2(lines 534 540) no Hoare annotation was computed. [2019-12-07 19:34:00,531 INFO L246 CegarLoopResult]: For program point L534-3(lines 534 540) no Hoare annotation was computed. [2019-12-07 19:34:00,531 INFO L246 CegarLoopResult]: For program point L534-4(lines 534 540) no Hoare annotation was computed. [2019-12-07 19:34:00,531 INFO L246 CegarLoopResult]: For program point L534-5(lines 534 540) no Hoare annotation was computed. [2019-12-07 19:34:00,531 INFO L246 CegarLoopResult]: For program point L469(lines 469 473) no Hoare annotation was computed. [2019-12-07 19:34:00,531 INFO L242 CegarLoopResult]: At program point L73(lines 68 76) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 19:34:00,531 INFO L246 CegarLoopResult]: For program point L932(lines 932 938) no Hoare annotation was computed. [2019-12-07 19:34:00,531 INFO L242 CegarLoopResult]: At program point L932-1(lines 932 938) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1) (and .cse0 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse1))) [2019-12-07 19:34:00,531 INFO L246 CegarLoopResult]: For program point L835(lines 835 839) no Hoare annotation was computed. [2019-12-07 19:34:00,531 INFO L246 CegarLoopResult]: For program point L835-2(lines 835 839) no Hoare annotation was computed. [2019-12-07 19:34:00,531 INFO L246 CegarLoopResult]: For program point L835-3(lines 835 839) no Hoare annotation was computed. [2019-12-07 19:34:00,531 INFO L246 CegarLoopResult]: For program point L835-5(lines 835 839) no Hoare annotation was computed. [2019-12-07 19:34:00,532 INFO L246 CegarLoopResult]: For program point L835-6(lines 835 839) no Hoare annotation was computed. [2019-12-07 19:34:00,532 INFO L246 CegarLoopResult]: For program point L835-8(lines 835 839) no Hoare annotation was computed. [2019-12-07 19:34:00,532 INFO L246 CegarLoopResult]: For program point L835-9(lines 835 839) no Hoare annotation was computed. [2019-12-07 19:34:00,532 INFO L246 CegarLoopResult]: For program point L835-11(lines 835 839) no Hoare annotation was computed. [2019-12-07 19:34:00,532 INFO L246 CegarLoopResult]: For program point L835-12(lines 835 839) no Hoare annotation was computed. [2019-12-07 19:34:00,532 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 858) no Hoare annotation was computed. [2019-12-07 19:34:00,532 INFO L246 CegarLoopResult]: For program point L835-14(lines 835 839) no Hoare annotation was computed. [2019-12-07 19:34:00,532 INFO L246 CegarLoopResult]: For program point L835-15(lines 835 839) no Hoare annotation was computed. [2019-12-07 19:34:00,532 INFO L246 CegarLoopResult]: For program point L835-17(lines 835 839) no Hoare annotation was computed. [2019-12-07 19:34:00,532 INFO L242 CegarLoopResult]: At program point L869(lines 864 871) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 19:34:00,532 INFO L242 CegarLoopResult]: At program point L539(lines 530 543) the Hoare annotation is: (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= ~methaneLevelCritical~0 (_ bv0 32)) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 19:34:00,532 INFO L242 CegarLoopResult]: At program point L539-1(lines 530 543) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) ~pumpRunning~0)) (.cse1 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 .cse1 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse2) (and .cse0 .cse1 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse2))) [2019-12-07 19:34:00,532 INFO L242 CegarLoopResult]: At program point L539-2(lines 530 543) the Hoare annotation is: false [2019-12-07 19:34:00,532 INFO L242 CegarLoopResult]: At program point L539-3(lines 530 543) the Hoare annotation is: false [2019-12-07 19:34:00,533 INFO L242 CegarLoopResult]: At program point L539-4(lines 530 543) the Hoare annotation is: false [2019-12-07 19:34:00,533 INFO L242 CegarLoopResult]: At program point L539-5(lines 530 543) the Hoare annotation is: false [2019-12-07 19:34:00,533 INFO L242 CegarLoopResult]: At program point L606(lines 602 608) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 19:34:00,533 INFO L249 CegarLoopResult]: At program point L641(lines 622 644) the Hoare annotation is: true [2019-12-07 19:34:00,533 INFO L242 CegarLoopResult]: At program point L841(lines 826 844) the Hoare annotation is: (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= ~methaneLevelCritical~0 (_ bv0 32)) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 19:34:00,533 INFO L242 CegarLoopResult]: At program point L841-1(lines 826 844) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) ~pumpRunning~0)) (.cse1 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse1 .cse2) (and .cse0 .cse1 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse2))) [2019-12-07 19:34:00,533 INFO L242 CegarLoopResult]: At program point L841-2(lines 826 844) the Hoare annotation is: false [2019-12-07 19:34:00,533 INFO L242 CegarLoopResult]: At program point L841-3(lines 826 844) the Hoare annotation is: false [2019-12-07 19:34:00,533 INFO L242 CegarLoopResult]: At program point L841-4(lines 826 844) the Hoare annotation is: false [2019-12-07 19:34:00,533 INFO L242 CegarLoopResult]: At program point L841-5(lines 826 844) the Hoare annotation is: false [2019-12-07 19:34:00,533 INFO L246 CegarLoopResult]: For program point L942(lines 942 955) no Hoare annotation was computed. [2019-12-07 19:34:00,533 INFO L242 CegarLoopResult]: At program point L777(lines 770 780) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse0 (= (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)) (_ bv0 32)) .cse1 (= (_ bv0 32) (bvadd |ULTIMATE.start_isMethaneAlarm_#res| (_ bv4294967295 32)))) (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1))) [2019-12-07 19:34:00,533 INFO L242 CegarLoopResult]: At program point L777-1(lines 770 780) the Hoare annotation is: (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= ~methaneLevelCritical~0 (_ bv0 32)) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 19:34:00,533 INFO L242 CegarLoopResult]: At program point L777-2(lines 770 780) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) ~pumpRunning~0)) (.cse1 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse0 .cse1 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse2) (and .cse0 .cse1 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) (= (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)) (_ bv0 32)) .cse2 (= (_ bv0 32) (bvadd |ULTIMATE.start_isMethaneAlarm_#res| (_ bv4294967295 32)))))) [2019-12-07 19:34:00,534 INFO L242 CegarLoopResult]: At program point L777-3(lines 770 780) the Hoare annotation is: false [2019-12-07 19:34:00,534 INFO L242 CegarLoopResult]: At program point L777-4(lines 770 780) the Hoare annotation is: false [2019-12-07 19:34:00,534 INFO L242 CegarLoopResult]: At program point L777-5(lines 770 780) the Hoare annotation is: false [2019-12-07 19:34:00,534 INFO L242 CegarLoopResult]: At program point L777-6(lines 770 780) the Hoare annotation is: false [2019-12-07 19:34:00,534 INFO L242 CegarLoopResult]: At program point L777-7(lines 770 780) the Hoare annotation is: false [2019-12-07 19:34:00,534 INFO L242 CegarLoopResult]: At program point L777-8(lines 770 780) the Hoare annotation is: false [2019-12-07 19:34:00,534 INFO L246 CegarLoopResult]: For program point L481(lines 481 485) no Hoare annotation was computed. [2019-12-07 19:34:00,534 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-12-07 19:34:00,534 INFO L246 CegarLoopResult]: For program point L913(lines 912 959) no Hoare annotation was computed. [2019-12-07 19:34:00,534 INFO L246 CegarLoopResult]: For program point L880(lines 880 897) no Hoare annotation was computed. [2019-12-07 19:34:00,534 INFO L242 CegarLoopResult]: At program point L880-1(lines 1 967) the Hoare annotation is: (let ((.cse3 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse1 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse0 (= (_ bv0 32) ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~8) .cse1 .cse2) (and .cse3 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse0 (= (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)) (_ bv0 32)) .cse2) (and .cse3 .cse0 .cse1 .cse2))) [2019-12-07 19:34:00,534 INFO L246 CegarLoopResult]: For program point L880-2(lines 880 897) no Hoare annotation was computed. [2019-12-07 19:34:00,534 INFO L242 CegarLoopResult]: At program point L880-3(lines 1 967) the Hoare annotation is: false [2019-12-07 19:34:00,534 INFO L246 CegarLoopResult]: For program point L880-4(lines 880 897) no Hoare annotation was computed. [2019-12-07 19:34:00,534 INFO L242 CegarLoopResult]: At program point L880-5(lines 1 967) the Hoare annotation is: false [2019-12-07 19:34:00,534 INFO L246 CegarLoopResult]: For program point L914(lines 914 918) no Hoare annotation was computed. [2019-12-07 19:34:00,534 INFO L246 CegarLoopResult]: For program point L716(lines 716 733) no Hoare annotation was computed. [2019-12-07 19:34:00,535 INFO L246 CegarLoopResult]: For program point L716-1(lines 716 733) no Hoare annotation was computed. [2019-12-07 19:34:00,535 INFO L246 CegarLoopResult]: For program point L716-2(lines 716 733) no Hoare annotation was computed. [2019-12-07 19:34:00,535 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-12-07 19:34:00,535 INFO L246 CegarLoopResult]: For program point L950(lines 950 954) no Hoare annotation was computed. [2019-12-07 19:34:00,535 INFO L242 CegarLoopResult]: At program point L950-2(lines 658 664) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1) (and .cse0 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse1))) [2019-12-07 19:34:00,535 INFO L246 CegarLoopResult]: For program point L884(lines 884 894) no Hoare annotation was computed. [2019-12-07 19:34:00,535 INFO L246 CegarLoopResult]: For program point L884-2(lines 884 894) no Hoare annotation was computed. [2019-12-07 19:34:00,535 INFO L246 CegarLoopResult]: For program point L752(lines 752 758) no Hoare annotation was computed. [2019-12-07 19:34:00,535 INFO L246 CegarLoopResult]: For program point L884-4(lines 884 894) no Hoare annotation was computed. [2019-12-07 19:34:00,535 INFO L246 CegarLoopResult]: For program point L752-2(lines 752 758) no Hoare annotation was computed. [2019-12-07 19:34:00,535 INFO L246 CegarLoopResult]: For program point L752-4(lines 752 758) no Hoare annotation was computed. [2019-12-07 19:34:00,535 INFO L246 CegarLoopResult]: For program point L752-6(lines 752 758) no Hoare annotation was computed. [2019-12-07 19:34:00,535 INFO L246 CegarLoopResult]: For program point L752-8(lines 752 758) no Hoare annotation was computed. [2019-12-07 19:34:00,535 INFO L246 CegarLoopResult]: For program point L752-10(lines 752 758) no Hoare annotation was computed. [2019-12-07 19:34:00,535 INFO L246 CegarLoopResult]: For program point L885(lines 885 891) no Hoare annotation was computed. [2019-12-07 19:34:00,535 INFO L246 CegarLoopResult]: For program point L885-2(lines 885 891) no Hoare annotation was computed. [2019-12-07 19:34:00,535 INFO L242 CegarLoopResult]: At program point L786(lines 781 789) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 19:34:00,535 INFO L242 CegarLoopResult]: At program point L786-1(lines 781 789) the Hoare annotation is: false [2019-12-07 19:34:00,536 INFO L246 CegarLoopResult]: For program point L885-4(lines 885 891) no Hoare annotation was computed. [2019-12-07 19:34:00,536 INFO L246 CegarLoopResult]: For program point L720(lines 720 728) no Hoare annotation was computed. [2019-12-07 19:34:00,536 INFO L242 CegarLoopResult]: At program point L786-2(lines 781 789) the Hoare annotation is: false [2019-12-07 19:34:00,536 INFO L246 CegarLoopResult]: For program point L720-1(lines 720 728) no Hoare annotation was computed. [2019-12-07 19:34:00,536 INFO L246 CegarLoopResult]: For program point L720-2(lines 720 728) no Hoare annotation was computed. [2019-12-07 19:34:00,536 INFO L246 CegarLoopResult]: For program point L457(lines 457 461) no Hoare annotation was computed. [2019-12-07 19:34:00,536 INFO L246 CegarLoopResult]: For program point L457-3(lines 457 461) no Hoare annotation was computed. [2019-12-07 19:34:00,536 INFO L246 CegarLoopResult]: For program point L457-6(lines 457 461) no Hoare annotation was computed. [2019-12-07 19:34:00,536 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-12-07 19:34:00,536 INFO L242 CegarLoopResult]: At program point L557-2(lines 557 571) the Hoare annotation is: false [2019-12-07 19:34:00,536 INFO L246 CegarLoopResult]: For program point L690(lines 690 707) no Hoare annotation was computed. [2019-12-07 19:34:00,536 INFO L246 CegarLoopResult]: For program point L690-1(lines 690 707) no Hoare annotation was computed. [2019-12-07 19:34:00,536 INFO L246 CegarLoopResult]: For program point L690-2(lines 690 707) no Hoare annotation was computed. [2019-12-07 19:34:00,536 INFO L246 CegarLoopResult]: For program point L690-3(lines 690 707) no Hoare annotation was computed. [2019-12-07 19:34:00,536 INFO L246 CegarLoopResult]: For program point L558(line 558) no Hoare annotation was computed. [2019-12-07 19:34:00,537 INFO L246 CegarLoopResult]: For program point L690-4(lines 690 707) no Hoare annotation was computed. [2019-12-07 19:34:00,537 INFO L246 CegarLoopResult]: For program point L690-5(lines 690 707) no Hoare annotation was computed. [2019-12-07 19:34:00,537 INFO L246 CegarLoopResult]: For program point L922(lines 922 928) no Hoare annotation was computed. [2019-12-07 19:34:00,537 INFO L242 CegarLoopResult]: At program point L922-1(lines 922 928) the Hoare annotation is: (let ((.cse3 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse1 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse0 (= (_ bv0 32) ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~8) .cse1 .cse2) (and .cse3 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse0 (= (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)) (_ bv0 32)) .cse2) (and .cse3 .cse0 .cse1 .cse2))) [2019-12-07 19:34:00,537 INFO L242 CegarLoopResult]: At program point L658(lines 657 676) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1) (and .cse0 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse1))) [2019-12-07 19:34:00,537 INFO L246 CegarLoopResult]: For program point L658-1(lines 658 664) no Hoare annotation was computed. [2019-12-07 19:34:00,537 INFO L242 CegarLoopResult]: At program point L658-2(lines 657 676) the Hoare annotation is: false [2019-12-07 19:34:00,537 INFO L242 CegarLoopResult]: At program point L658-3(lines 657 676) the Hoare annotation is: false [2019-12-07 19:34:00,537 INFO L242 CegarLoopResult]: At program point L494(lines 489 497) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse0 (= (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)) (_ bv0 32)) .cse1) (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1))) [2019-12-07 19:34:00,538 INFO L242 CegarLoopResult]: At program point L494-1(lines 489 497) the Hoare annotation is: (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= ~methaneLevelCritical~0 (_ bv0 32)) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 19:34:00,538 INFO L242 CegarLoopResult]: At program point L494-2(lines 489 497) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) ~pumpRunning~0)) (.cse1 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 .cse1 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) (= (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)) (_ bv0 32)) .cse2) (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse0 .cse1 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse2))) [2019-12-07 19:34:00,538 INFO L242 CegarLoopResult]: At program point L494-3(lines 489 497) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and (= (_ bv0 32) ~pumpRunning~0) .cse0 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) (= (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)) (_ bv0 32)) .cse1) (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1))) [2019-12-07 19:34:00,538 INFO L242 CegarLoopResult]: At program point L494-4(lines 489 497) the Hoare annotation is: false [2019-12-07 19:34:00,538 INFO L242 CegarLoopResult]: At program point L494-5(lines 489 497) the Hoare annotation is: false [2019-12-07 19:34:00,538 INFO L242 CegarLoopResult]: At program point L494-6(lines 489 497) the Hoare annotation is: false [2019-12-07 19:34:00,538 INFO L242 CegarLoopResult]: At program point L494-7(lines 489 497) the Hoare annotation is: false [2019-12-07 19:34:00,538 INFO L242 CegarLoopResult]: At program point L494-8(lines 489 497) the Hoare annotation is: false [2019-12-07 19:34:00,538 INFO L242 CegarLoopResult]: At program point L494-9(lines 489 497) the Hoare annotation is: false [2019-12-07 19:34:00,539 INFO L242 CegarLoopResult]: At program point L494-10(lines 489 497) the Hoare annotation is: false [2019-12-07 19:34:00,539 INFO L242 CegarLoopResult]: At program point L494-11(lines 489 497) the Hoare annotation is: false [2019-12-07 19:34:00,539 INFO L242 CegarLoopResult]: At program point L65(lines 1 967) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 19:34:00,539 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-12-07 19:34:00,539 INFO L246 CegarLoopResult]: For program point L858(line 858) no Hoare annotation was computed. [2019-12-07 19:34:00,539 INFO L246 CegarLoopResult]: For program point L858-1(line 858) no Hoare annotation was computed. [2019-12-07 19:34:00,539 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 858) no Hoare annotation was computed. [2019-12-07 19:34:00,539 INFO L246 CegarLoopResult]: For program point L858-2(line 858) no Hoare annotation was computed. [2019-12-07 19:34:00,539 INFO L246 CegarLoopResult]: For program point L561(lines 561 565) no Hoare annotation was computed. [2019-12-07 19:34:00,539 INFO L246 CegarLoopResult]: For program point L561-1(lines 658 664) no Hoare annotation was computed. [2019-12-07 19:34:00,539 INFO L246 CegarLoopResult]: For program point L694(lines 694 702) no Hoare annotation was computed. [2019-12-07 19:34:00,540 INFO L246 CegarLoopResult]: For program point L694-1(lines 694 702) no Hoare annotation was computed. [2019-12-07 19:34:00,540 INFO L246 CegarLoopResult]: For program point L694-2(lines 694 702) no Hoare annotation was computed. [2019-12-07 19:34:00,540 INFO L246 CegarLoopResult]: For program point L694-3(lines 694 702) no Hoare annotation was computed. [2019-12-07 19:34:00,540 INFO L246 CegarLoopResult]: For program point L694-4(lines 694 702) no Hoare annotation was computed. [2019-12-07 19:34:00,540 INFO L246 CegarLoopResult]: For program point L694-5(lines 694 702) no Hoare annotation was computed. [2019-12-07 19:34:00,565 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 07:34:00 BoogieIcfgContainer [2019-12-07 19:34:00,565 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 19:34:00,565 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 19:34:00,565 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 19:34:00,565 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 19:34:00,566 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 07:33:45" (3/4) ... [2019-12-07 19:34:00,569 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-07 19:34:00,586 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-12-07 19:34:00,587 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-12-07 19:34:00,588 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-12-07 19:34:00,589 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-12-07 19:34:00,590 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-07 19:34:00,591 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 19:34:00,592 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 19:34:00,618 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\result == 0bv32 && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == tmp) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32)) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) [2019-12-07 19:34:00,619 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\result == 0bv32 && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == tmp) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32)) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) [2019-12-07 19:34:00,619 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32)) || (((\result == 0bv32 && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) [2019-12-07 19:34:00,620 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) || (((\result == 0bv32 && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) [2019-12-07 19:34:00,621 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) || (((\result == 0bv32 && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) [2019-12-07 19:34:00,621 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) || (((\result == 0bv32 && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) [2019-12-07 19:34:00,622 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && 0bv32 == \result) && splverifierCounter == 0bv32 [2019-12-07 19:34:00,623 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32 [2019-12-07 19:34:00,624 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) || ((((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) [2019-12-07 19:34:00,624 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32 [2019-12-07 19:34:00,624 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) || (((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) [2019-12-07 19:34:00,625 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32 [2019-12-07 19:34:00,625 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32 [2019-12-07 19:34:00,697 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_014f6274-a5d1-4868-b69c-491200f65b89/bin/utaipan/witness.graphml [2019-12-07 19:34:00,697 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 19:34:00,698 INFO L168 Benchmark]: Toolchain (without parser) took 16079.05 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 350.7 MB). Free memory was 953.7 MB in the beginning and 912.3 MB in the end (delta: 41.4 MB). Peak memory consumption was 392.2 MB. Max. memory is 11.5 GB. [2019-12-07 19:34:00,698 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 19:34:00,699 INFO L168 Benchmark]: CACSL2BoogieTranslator took 383.57 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.4 MB). Free memory was 948.4 MB in the beginning and 1.1 GB in the end (delta: -147.2 MB). Peak memory consumption was 20.7 MB. Max. memory is 11.5 GB. [2019-12-07 19:34:00,699 INFO L168 Benchmark]: Boogie Procedure Inliner took 48.17 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 19:34:00,699 INFO L168 Benchmark]: Boogie Preprocessor took 45.44 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-12-07 19:34:00,699 INFO L168 Benchmark]: RCFGBuilder took 622.24 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 86.9 MB). Peak memory consumption was 86.9 MB. Max. memory is 11.5 GB. [2019-12-07 19:34:00,700 INFO L168 Benchmark]: TraceAbstraction took 14844.34 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 224.4 MB). Free memory was 1.0 GB in the beginning and 933.5 MB in the end (delta: 68.5 MB). Peak memory consumption was 422.2 MB. Max. memory is 11.5 GB. [2019-12-07 19:34:00,700 INFO L168 Benchmark]: Witness Printer took 131.96 ms. Allocated memory is still 1.4 GB. Free memory was 933.5 MB in the beginning and 912.3 MB in the end (delta: 21.2 MB). Peak memory consumption was 21.2 MB. Max. memory is 11.5 GB. [2019-12-07 19:34:00,702 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 383.57 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.4 MB). Free memory was 948.4 MB in the beginning and 1.1 GB in the end (delta: -147.2 MB). Peak memory consumption was 20.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 48.17 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 45.44 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 622.24 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 86.9 MB). Peak memory consumption was 86.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 14844.34 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 224.4 MB). Free memory was 1.0 GB in the beginning and 933.5 MB in the end (delta: 68.5 MB). Peak memory consumption was 422.2 MB. Max. memory is 11.5 GB. * Witness Printer took 131.96 ms. Allocated memory is still 1.4 GB. Free memory was 933.5 MB in the beginning and 912.3 MB in the end (delta: 21.2 MB). Peak memory consumption was 21.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 858]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 858]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 858]: 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: 826]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 489]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 665]: Loop Invariant Derived loop invariant: ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32)) || (((\result == 0bv32 && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 932]: Loop Invariant Derived loop invariant: ((0bv32 == ~bvadd64(systemActive, 4294967295bv32) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) || ((0bv32 == ~bvadd64(systemActive, 4294967295bv32) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && splverifierCounter == 0bv32) - InvariantResult [Line: 489]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 665]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 632]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 665]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: ((0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 - InvariantResult [Line: 489]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 826]: Loop Invariant Derived loop invariant: (((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32 - InvariantResult [Line: 489]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 826]: Loop Invariant Derived loop invariant: (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 - InvariantResult [Line: 657]: Loop Invariant Derived loop invariant: ((0bv32 == ~bvadd64(systemActive, 4294967295bv32) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) || ((0bv32 == ~bvadd64(systemActive, 4294967295bv32) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && splverifierCounter == 0bv32) - InvariantResult [Line: 781]: Loop Invariant Derived loop invariant: ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && 0bv32 == \result) && splverifierCounter == 0bv32 - InvariantResult [Line: 489]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 826]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 781]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 826]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 489]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 657]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 781]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 826]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 489]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 657]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 922]: Loop Invariant Derived loop invariant: (((((\result == 0bv32 && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == tmp) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32)) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 489]: Loop Invariant Derived loop invariant: (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) || (((\result == 0bv32 && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 489]: Loop Invariant Derived loop invariant: (((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32 - InvariantResult [Line: 489]: Loop Invariant Derived loop invariant: ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) || ((((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 489]: Loop Invariant Derived loop invariant: ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) || (((\result == 0bv32 && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 489]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 770]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 530]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 770]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 530]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 770]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 530]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 622]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 770]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 530]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 557]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 770]: Loop Invariant Derived loop invariant: ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) || (((\result == 0bv32 && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 770]: Loop Invariant Derived loop invariant: (((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32 - InvariantResult [Line: 770]: Loop Invariant Derived loop invariant: ((((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) || (((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) - InvariantResult [Line: 770]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 530]: Loop Invariant Derived loop invariant: (((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32 - InvariantResult [Line: 770]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 530]: Loop Invariant Derived loop invariant: (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && splverifierCounter == 0bv32) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 911]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 658]: Loop Invariant Derived loop invariant: ((0bv32 == ~bvadd64(systemActive, 4294967295bv32) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) || ((0bv32 == ~bvadd64(systemActive, 4294967295bv32) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && splverifierCounter == 0bv32) - InvariantResult [Line: 602]: Loop Invariant Derived loop invariant: ((0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 - InvariantResult [Line: 864]: Loop Invariant Derived loop invariant: ((0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((\result == 0bv32 && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == tmp) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32)) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 133 locations, 3 error locations. Result: SAFE, OverallTime: 5.3s, OverallIterations: 11, TraceHistogramMax: 2, AutomataDifference: 1.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 9.3s, HoareTripleCheckerStatistics: 1308 SDtfs, 2187 SDslu, 3208 SDs, 0 SdLazy, 436 SolverSat, 91 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 722 GetRequests, 657 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=251occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 11 MinimizatonAttempts, 1253 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 56 LocationsWithAnnotation, 56 PreInvPairs, 271 NumberOfFragments, 706 HoareAnnotationTreeSize, 56 FomulaSimplifications, 2227284 FormulaSimplificationTreeSizeReduction, 1.0s HoareSimplificationTime, 56 FomulaSimplificationsInter, 256929 FormulaSimplificationTreeSizeReductionInter, 8.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 349 NumberOfCodeBlocks, 349 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 676 ConstructedInterpolants, 0 QuantifiedInterpolants, 41111 SizeOfPredicates, 27 NumberOfNonLiveVariables, 2187 ConjunctsInSsa, 42 ConjunctsInUnsatCore, 22 InterpolantComputations, 22 PerfectInterpolantSequences, 28/28 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...