./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product62.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_8fc3a19c-02a7-49be-a7f8-fb8a3d6b6a99/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_8fc3a19c-02a7-49be-a7f8-fb8a3d6b6a99/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_8fc3a19c-02a7-49be-a7f8-fb8a3d6b6a99/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_8fc3a19c-02a7-49be-a7f8-fb8a3d6b6a99/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product62.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_8fc3a19c-02a7-49be-a7f8-fb8a3d6b6a99/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_8fc3a19c-02a7-49be-a7f8-fb8a3d6b6a99/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 23f993c1cfae7b9f66cc8c2fd252077854486eec ...................................................................................................................................... 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_8fc3a19c-02a7-49be-a7f8-fb8a3d6b6a99/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_8fc3a19c-02a7-49be-a7f8-fb8a3d6b6a99/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_8fc3a19c-02a7-49be-a7f8-fb8a3d6b6a99/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_8fc3a19c-02a7-49be-a7f8-fb8a3d6b6a99/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product62.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_8fc3a19c-02a7-49be-a7f8-fb8a3d6b6a99/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_8fc3a19c-02a7-49be-a7f8-fb8a3d6b6a99/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 23f993c1cfae7b9f66cc8c2fd252077854486eec .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 20:10:40,470 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 20:10:40,471 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 20:10:40,478 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 20:10:40,478 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 20:10:40,479 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 20:10:40,480 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 20:10:40,481 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 20:10:40,482 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 20:10:40,483 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 20:10:40,484 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 20:10:40,484 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 20:10:40,485 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 20:10:40,485 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 20:10:40,486 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 20:10:40,487 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 20:10:40,487 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 20:10:40,488 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 20:10:40,489 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 20:10:40,491 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 20:10:40,492 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 20:10:40,492 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 20:10:40,493 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 20:10:40,494 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 20:10:40,495 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 20:10:40,495 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 20:10:40,496 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 20:10:40,496 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 20:10:40,496 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 20:10:40,497 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 20:10:40,497 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 20:10:40,497 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 20:10:40,498 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 20:10:40,498 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 20:10:40,499 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 20:10:40,499 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 20:10:40,499 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 20:10:40,499 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 20:10:40,500 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 20:10:40,500 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 20:10:40,500 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 20:10:40,501 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_8fc3a19c-02a7-49be-a7f8-fb8a3d6b6a99/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-12-07 20:10:40,510 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 20:10:40,511 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 20:10:40,511 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 20:10:40,511 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 20:10:40,511 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 20:10:40,511 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 20:10:40,511 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 20:10:40,512 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 20:10:40,512 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 20:10:40,512 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 20:10:40,512 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 20:10:40,512 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 20:10:40,512 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 20:10:40,512 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 20:10:40,512 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 20:10:40,513 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 20:10:40,513 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 20:10:40,513 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 20:10:40,513 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 20:10:40,513 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 20:10:40,513 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 20:10:40,513 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 20:10:40,513 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 20:10:40,513 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 20:10:40,514 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 20:10:40,514 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 20:10:40,514 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 20:10:40,514 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 20:10:40,514 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 20:10:40,514 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 20:10:40,514 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 20:10:40,514 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 20:10:40,515 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 20:10:40,515 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 20:10:40,515 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 20:10:40,515 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 20:10:40,515 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 20:10:40,515 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 20:10:40,515 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 20:10:40,515 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 20:10:40,516 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_8fc3a19c-02a7-49be-a7f8-fb8a3d6b6a99/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 -> 23f993c1cfae7b9f66cc8c2fd252077854486eec [2019-12-07 20:10:40,615 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 20:10:40,625 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 20:10:40,628 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 20:10:40,629 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 20:10:40,629 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 20:10:40,630 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_8fc3a19c-02a7-49be-a7f8-fb8a3d6b6a99/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec2_product62.cil.c [2019-12-07 20:10:40,672 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8fc3a19c-02a7-49be-a7f8-fb8a3d6b6a99/bin/utaipan/data/fb0cfa9b9/2d4e07a33e1b4e39a7186f76cce7c6c2/FLAGf7c8ad01f [2019-12-07 20:10:41,158 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 20:10:41,158 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_8fc3a19c-02a7-49be-a7f8-fb8a3d6b6a99/sv-benchmarks/c/product-lines/minepump_spec2_product62.cil.c [2019-12-07 20:10:41,168 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8fc3a19c-02a7-49be-a7f8-fb8a3d6b6a99/bin/utaipan/data/fb0cfa9b9/2d4e07a33e1b4e39a7186f76cce7c6c2/FLAGf7c8ad01f [2019-12-07 20:10:41,649 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_8fc3a19c-02a7-49be-a7f8-fb8a3d6b6a99/bin/utaipan/data/fb0cfa9b9/2d4e07a33e1b4e39a7186f76cce7c6c2 [2019-12-07 20:10:41,651 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 20:10:41,652 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 20:10:41,652 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 20:10:41,652 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 20:10:41,655 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 20:10:41,655 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 08:10:41" (1/1) ... [2019-12-07 20:10:41,657 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b5099d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:10:41, skipping insertion in model container [2019-12-07 20:10:41,657 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 08:10:41" (1/1) ... [2019-12-07 20:10:41,661 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 20:10:41,690 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 20:10:41,896 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 20:10:41,905 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 20:10:41,906 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@16696b8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:10:41, skipping insertion in model container [2019-12-07 20:10:41,906 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 20:10:41,906 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 20:10:41,908 INFO L168 Benchmark]: Toolchain (without parser) took 255.47 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 101.7 MB). Free memory was 943.5 MB in the beginning and 1.1 GB in the end (delta: -151.7 MB). Peak memory consumption was 23.6 MB. Max. memory is 11.5 GB. [2019-12-07 20:10:41,908 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 962.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 20:10:41,909 INFO L168 Benchmark]: CACSL2BoogieTranslator took 253.81 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 101.7 MB). Free memory was 942.5 MB in the beginning and 1.1 GB in the end (delta: -152.8 MB). Peak memory consumption was 22.5 MB. Max. memory is 11.5 GB. [2019-12-07 20:10:41,910 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 962.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 253.81 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 101.7 MB). Free memory was 942.5 MB in the beginning and 1.1 GB in the end (delta: -152.8 MB). Peak memory consumption was 22.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 68]: 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 20:10:43,139 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 20:10:43,140 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 20:10:43,148 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 20:10:43,148 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 20:10:43,149 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 20:10:43,150 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 20:10:43,151 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 20:10:43,153 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 20:10:43,153 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 20:10:43,154 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 20:10:43,155 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 20:10:43,155 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 20:10:43,156 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 20:10:43,156 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 20:10:43,157 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 20:10:43,158 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 20:10:43,158 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 20:10:43,160 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 20:10:43,161 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 20:10:43,163 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 20:10:43,163 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 20:10:43,164 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 20:10:43,165 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 20:10:43,167 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 20:10:43,167 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 20:10:43,167 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 20:10:43,168 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 20:10:43,168 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 20:10:43,169 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 20:10:43,169 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 20:10:43,169 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 20:10:43,170 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 20:10:43,170 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 20:10:43,171 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 20:10:43,171 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 20:10:43,171 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 20:10:43,171 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 20:10:43,172 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 20:10:43,172 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 20:10:43,173 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 20:10:43,173 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_8fc3a19c-02a7-49be-a7f8-fb8a3d6b6a99/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2019-12-07 20:10:43,183 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 20:10:43,183 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 20:10:43,184 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 20:10:43,184 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 20:10:43,184 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 20:10:43,184 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 20:10:43,185 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 20:10:43,185 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 20:10:43,185 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 20:10:43,185 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 20:10:43,186 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 20:10:43,186 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 20:10:43,186 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 20:10:43,186 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 20:10:43,186 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 20:10:43,186 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 20:10:43,186 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 20:10:43,186 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 20:10:43,187 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 20:10:43,187 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 20:10:43,187 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 20:10:43,187 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 20:10:43,187 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 20:10:43,187 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 20:10:43,187 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 20:10:43,187 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 20:10:43,188 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 20:10:43,188 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 20:10:43,188 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 20:10:43,188 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 20:10:43,188 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 20:10:43,188 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 20:10:43,188 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 20:10:43,188 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 20:10:43,189 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 20:10:43,189 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 20:10:43,189 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_8fc3a19c-02a7-49be-a7f8-fb8a3d6b6a99/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 -> 23f993c1cfae7b9f66cc8c2fd252077854486eec [2019-12-07 20:10:43,354 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 20:10:43,361 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 20:10:43,364 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 20:10:43,365 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 20:10:43,365 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 20:10:43,365 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_8fc3a19c-02a7-49be-a7f8-fb8a3d6b6a99/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec2_product62.cil.c [2019-12-07 20:10:43,402 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8fc3a19c-02a7-49be-a7f8-fb8a3d6b6a99/bin/utaipan/data/99ea95d53/a662c6303d924e91a61ca62e90f515e1/FLAG470830e3a [2019-12-07 20:10:43,916 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 20:10:43,917 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_8fc3a19c-02a7-49be-a7f8-fb8a3d6b6a99/sv-benchmarks/c/product-lines/minepump_spec2_product62.cil.c [2019-12-07 20:10:43,926 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8fc3a19c-02a7-49be-a7f8-fb8a3d6b6a99/bin/utaipan/data/99ea95d53/a662c6303d924e91a61ca62e90f515e1/FLAG470830e3a [2019-12-07 20:10:44,436 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_8fc3a19c-02a7-49be-a7f8-fb8a3d6b6a99/bin/utaipan/data/99ea95d53/a662c6303d924e91a61ca62e90f515e1 [2019-12-07 20:10:44,438 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 20:10:44,439 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 20:10:44,440 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 20:10:44,440 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 20:10:44,442 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 20:10:44,443 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 08:10:44" (1/1) ... [2019-12-07 20:10:44,445 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58f11b25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:10:44, skipping insertion in model container [2019-12-07 20:10:44,445 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 08:10:44" (1/1) ... [2019-12-07 20:10:44,451 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 20:10:44,478 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 20:10:44,689 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 20:10:44,699 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2019-12-07 20:10:44,704 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 20:10:44,743 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 20:10:44,747 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 20:10:44,785 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 20:10:44,812 INFO L208 MainTranslator]: Completed translation [2019-12-07 20:10:44,812 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:10:44 WrapperNode [2019-12-07 20:10:44,812 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 20:10:44,813 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 20:10:44,813 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 20:10:44,813 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 20:10:44,818 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:10:44" (1/1) ... [2019-12-07 20:10:44,831 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:10:44" (1/1) ... [2019-12-07 20:10:44,867 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 20:10:44,868 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 20:10:44,868 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 20:10:44,868 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 20:10:44,874 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:10:44" (1/1) ... [2019-12-07 20:10:44,875 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:10:44" (1/1) ... [2019-12-07 20:10:44,881 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:10:44" (1/1) ... [2019-12-07 20:10:44,881 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:10:44" (1/1) ... [2019-12-07 20:10:44,896 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:10:44" (1/1) ... [2019-12-07 20:10:44,906 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:10:44" (1/1) ... [2019-12-07 20:10:44,909 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:10:44" (1/1) ... [2019-12-07 20:10:44,914 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 20:10:44,914 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 20:10:44,914 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 20:10:44,914 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 20:10:44,915 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:10:44" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8fc3a19c-02a7-49be-a7f8-fb8a3d6b6a99/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 20:10:44,965 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 20:10:44,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2019-12-07 20:10:44,966 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 20:10:44,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 20:10:45,705 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 20:10:45,705 INFO L287 CfgBuilder]: Removed 352 assume(true) statements. [2019-12-07 20:10:45,706 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 08:10:45 BoogieIcfgContainer [2019-12-07 20:10:45,706 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 20:10:45,707 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 20:10:45,707 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 20:10:45,709 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 20:10:45,709 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 08:10:44" (1/3) ... [2019-12-07 20:10:45,710 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e3eaf98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 08:10:45, skipping insertion in model container [2019-12-07 20:10:45,710 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:10:44" (2/3) ... [2019-12-07 20:10:45,710 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e3eaf98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 08:10:45, skipping insertion in model container [2019-12-07 20:10:45,711 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 08:10:45" (3/3) ... [2019-12-07 20:10:45,712 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product62.cil.c [2019-12-07 20:10:45,718 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 20:10:45,724 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-12-07 20:10:45,732 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-12-07 20:10:45,749 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 20:10:45,749 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 20:10:45,749 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 20:10:45,749 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 20:10:45,749 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 20:10:45,750 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 20:10:45,750 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 20:10:45,750 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 20:10:45,764 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states. [2019-12-07 20:10:45,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-12-07 20:10:45,769 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 20:10:45,770 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 20:10:45,770 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 20:10:45,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 20:10:45,774 INFO L82 PathProgramCache]: Analyzing trace with hash -1958491676, now seen corresponding path program 1 times [2019-12-07 20:10:45,782 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 20:10:45,783 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1043234059] [2019-12-07 20:10:45,783 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8fc3a19c-02a7-49be-a7f8-fb8a3d6b6a99/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 20:10:45,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 20:10:45,924 INFO L264 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 1 conjunts are in the unsatisfiable core [2019-12-07 20:10:45,928 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 20:10:45,940 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 20:10:45,941 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 20:10:45,945 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 20:10:45,946 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1043234059] [2019-12-07 20:10:45,946 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 20:10:45,947 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-12-07 20:10:45,947 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1929254628] [2019-12-07 20:10:45,950 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-07 20:10:45,951 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 20:10:45,959 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-07 20:10:45,960 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 20:10:45,961 INFO L87 Difference]: Start difference. First operand 229 states. Second operand 2 states. [2019-12-07 20:10:46,001 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 20:10:46,002 INFO L93 Difference]: Finished difference Result 451 states and 678 transitions. [2019-12-07 20:10:46,002 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-07 20:10:46,003 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2019-12-07 20:10:46,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 20:10:46,015 INFO L225 Difference]: With dead ends: 451 [2019-12-07 20:10:46,015 INFO L226 Difference]: Without dead ends: 225 [2019-12-07 20:10:46,019 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 20:10:46,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 225 states. [2019-12-07 20:10:46,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 225 to 225. [2019-12-07 20:10:46,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 225 states. [2019-12-07 20:10:46,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 331 transitions. [2019-12-07 20:10:46,065 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 331 transitions. Word has length 18 [2019-12-07 20:10:46,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 20:10:46,065 INFO L462 AbstractCegarLoop]: Abstraction has 225 states and 331 transitions. [2019-12-07 20:10:46,066 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-07 20:10:46,066 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 331 transitions. [2019-12-07 20:10:46,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-07 20:10:46,067 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 20:10:46,067 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 20:10:46,268 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-12-07 20:10:46,268 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 20:10:46,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 20:10:46,270 INFO L82 PathProgramCache]: Analyzing trace with hash 2117639651, now seen corresponding path program 1 times [2019-12-07 20:10:46,271 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 20:10:46,272 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [680468000] [2019-12-07 20:10:46,272 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8fc3a19c-02a7-49be-a7f8-fb8a3d6b6a99/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 20:10:46,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 20:10:46,491 INFO L264 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 20:10:46,493 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 20:10:46,505 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 20:10:46,506 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 20:10:46,514 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 20:10:46,515 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [680468000] [2019-12-07 20:10:46,515 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 20:10:46,515 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2019-12-07 20:10:46,515 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [306583156] [2019-12-07 20:10:46,516 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 20:10:46,516 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 20:10:46,517 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 20:10:46,517 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 20:10:46,517 INFO L87 Difference]: Start difference. First operand 225 states and 331 transitions. Second operand 4 states. [2019-12-07 20:10:46,531 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 20:10:46,531 INFO L93 Difference]: Finished difference Result 225 states and 331 transitions. [2019-12-07 20:10:46,532 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 20:10:46,532 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 19 [2019-12-07 20:10:46,532 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 20:10:46,533 INFO L225 Difference]: With dead ends: 225 [2019-12-07 20:10:46,533 INFO L226 Difference]: Without dead ends: 85 [2019-12-07 20:10:46,534 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 20:10:46,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2019-12-07 20:10:46,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2019-12-07 20:10:46,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2019-12-07 20:10:46,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 124 transitions. [2019-12-07 20:10:46,540 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 124 transitions. Word has length 19 [2019-12-07 20:10:46,540 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 20:10:46,540 INFO L462 AbstractCegarLoop]: Abstraction has 85 states and 124 transitions. [2019-12-07 20:10:46,541 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 20:10:46,541 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 124 transitions. [2019-12-07 20:10:46,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-12-07 20:10:46,542 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 20:10:46,542 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 20:10:46,742 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-12-07 20:10:46,743 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 20:10:46,743 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 20:10:46,743 INFO L82 PathProgramCache]: Analyzing trace with hash -1093564873, now seen corresponding path program 1 times [2019-12-07 20:10:46,743 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 20:10:46,744 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2020024572] [2019-12-07 20:10:46,744 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8fc3a19c-02a7-49be-a7f8-fb8a3d6b6a99/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 20:10:46,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 20:10:46,853 INFO L264 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 20:10:46,855 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 20:10:46,862 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 20:10:46,862 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 20:10:46,869 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 20:10:46,870 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2020024572] [2019-12-07 20:10:46,870 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 20:10:46,870 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2019-12-07 20:10:46,870 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [848359293] [2019-12-07 20:10:46,871 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 20:10:46,871 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 20:10:46,871 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 20:10:46,871 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 20:10:46,871 INFO L87 Difference]: Start difference. First operand 85 states and 124 transitions. Second operand 4 states. [2019-12-07 20:10:46,911 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 20:10:46,911 INFO L93 Difference]: Finished difference Result 163 states and 241 transitions. [2019-12-07 20:10:46,912 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 20:10:46,912 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 24 [2019-12-07 20:10:46,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 20:10:46,913 INFO L225 Difference]: With dead ends: 163 [2019-12-07 20:10:46,913 INFO L226 Difference]: Without dead ends: 85 [2019-12-07 20:10:46,914 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 20:10:46,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2019-12-07 20:10:46,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2019-12-07 20:10:46,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2019-12-07 20:10:46,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 123 transitions. [2019-12-07 20:10:46,923 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 123 transitions. Word has length 24 [2019-12-07 20:10:46,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 20:10:46,924 INFO L462 AbstractCegarLoop]: Abstraction has 85 states and 123 transitions. [2019-12-07 20:10:46,924 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 20:10:46,924 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 123 transitions. [2019-12-07 20:10:46,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-12-07 20:10:46,925 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 20:10:46,925 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] [2019-12-07 20:10:47,125 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-12-07 20:10:47,127 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 20:10:47,127 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 20:10:47,127 INFO L82 PathProgramCache]: Analyzing trace with hash -1439650817, now seen corresponding path program 1 times [2019-12-07 20:10:47,128 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 20:10:47,129 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [574133212] [2019-12-07 20:10:47,129 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8fc3a19c-02a7-49be-a7f8-fb8a3d6b6a99/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 20:10:47,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 20:10:47,278 INFO L264 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 20:10:47,280 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 20:10:47,284 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 20:10:47,284 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 20:10:47,287 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 20:10:47,287 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [574133212] [2019-12-07 20:10:47,287 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 20:10:47,287 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2019-12-07 20:10:47,287 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1099201378] [2019-12-07 20:10:47,288 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 20:10:47,288 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 20:10:47,288 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 20:10:47,288 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 20:10:47,288 INFO L87 Difference]: Start difference. First operand 85 states and 123 transitions. Second operand 3 states. [2019-12-07 20:10:47,340 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 20:10:47,341 INFO L93 Difference]: Finished difference Result 170 states and 249 transitions. [2019-12-07 20:10:47,341 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 20:10:47,341 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 27 [2019-12-07 20:10:47,341 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 20:10:47,342 INFO L225 Difference]: With dead ends: 170 [2019-12-07 20:10:47,342 INFO L226 Difference]: Without dead ends: 92 [2019-12-07 20:10:47,343 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 51 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 20:10:47,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2019-12-07 20:10:47,351 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 90. [2019-12-07 20:10:47,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 90 states. [2019-12-07 20:10:47,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 127 transitions. [2019-12-07 20:10:47,352 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 127 transitions. Word has length 27 [2019-12-07 20:10:47,352 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 20:10:47,352 INFO L462 AbstractCegarLoop]: Abstraction has 90 states and 127 transitions. [2019-12-07 20:10:47,352 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 20:10:47,352 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 127 transitions. [2019-12-07 20:10:47,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-12-07 20:10:47,353 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 20:10:47,354 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 20:10:47,554 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2019-12-07 20:10:47,555 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 20:10:47,556 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 20:10:47,556 INFO L82 PathProgramCache]: Analyzing trace with hash 554181389, now seen corresponding path program 1 times [2019-12-07 20:10:47,557 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 20:10:47,558 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [342589012] [2019-12-07 20:10:47,558 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8fc3a19c-02a7-49be-a7f8-fb8a3d6b6a99/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 20:10:47,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 20:10:47,708 INFO L264 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 20:10:47,709 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 20:10:47,717 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 20:10:47,717 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 20:10:47,727 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 20:10:47,727 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [342589012] [2019-12-07 20:10:47,727 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 20:10:47,727 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2019-12-07 20:10:47,727 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [290679133] [2019-12-07 20:10:47,728 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 20:10:47,728 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 20:10:47,728 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 20:10:47,728 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 20:10:47,728 INFO L87 Difference]: Start difference. First operand 90 states and 127 transitions. Second operand 4 states. [2019-12-07 20:10:47,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 20:10:47,790 INFO L93 Difference]: Finished difference Result 308 states and 442 transitions. [2019-12-07 20:10:47,790 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 20:10:47,790 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 33 [2019-12-07 20:10:47,790 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 20:10:47,792 INFO L225 Difference]: With dead ends: 308 [2019-12-07 20:10:47,792 INFO L226 Difference]: Without dead ends: 225 [2019-12-07 20:10:47,793 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 62 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 20:10:47,794 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 225 states. [2019-12-07 20:10:47,826 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 225 to 219. [2019-12-07 20:10:47,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 219 states. [2019-12-07 20:10:47,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 219 states and 309 transitions. [2019-12-07 20:10:47,828 INFO L78 Accepts]: Start accepts. Automaton has 219 states and 309 transitions. Word has length 33 [2019-12-07 20:10:47,828 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 20:10:47,828 INFO L462 AbstractCegarLoop]: Abstraction has 219 states and 309 transitions. [2019-12-07 20:10:47,828 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 20:10:47,828 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 309 transitions. [2019-12-07 20:10:47,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-12-07 20:10:47,829 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 20:10:47,830 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 20:10:48,030 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2019-12-07 20:10:48,030 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 20:10:48,031 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 20:10:48,031 INFO L82 PathProgramCache]: Analyzing trace with hash 1140987403, now seen corresponding path program 1 times [2019-12-07 20:10:48,031 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 20:10:48,031 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1058269514] [2019-12-07 20:10:48,031 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8fc3a19c-02a7-49be-a7f8-fb8a3d6b6a99/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 20:10:48,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 20:10:48,128 INFO L264 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 20:10:48,130 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 20:10:48,142 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 20:10:48,142 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 20:10:48,149 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 20:10:48,150 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1058269514] [2019-12-07 20:10:48,150 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 20:10:48,150 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2019-12-07 20:10:48,150 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1179605252] [2019-12-07 20:10:48,151 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 20:10:48,151 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 20:10:48,151 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 20:10:48,151 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 20:10:48,151 INFO L87 Difference]: Start difference. First operand 219 states and 309 transitions. Second operand 5 states. [2019-12-07 20:10:48,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 20:10:48,286 INFO L93 Difference]: Finished difference Result 1079 states and 1521 transitions. [2019-12-07 20:10:48,286 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-12-07 20:10:48,286 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2019-12-07 20:10:48,286 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 20:10:48,290 INFO L225 Difference]: With dead ends: 1079 [2019-12-07 20:10:48,290 INFO L226 Difference]: Without dead ends: 867 [2019-12-07 20:10:48,291 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 61 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 20:10:48,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 867 states. [2019-12-07 20:10:48,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 867 to 411. [2019-12-07 20:10:48,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 411 states. [2019-12-07 20:10:48,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 411 states and 568 transitions. [2019-12-07 20:10:48,314 INFO L78 Accepts]: Start accepts. Automaton has 411 states and 568 transitions. Word has length 33 [2019-12-07 20:10:48,314 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 20:10:48,314 INFO L462 AbstractCegarLoop]: Abstraction has 411 states and 568 transitions. [2019-12-07 20:10:48,314 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 20:10:48,314 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 568 transitions. [2019-12-07 20:10:48,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-12-07 20:10:48,315 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 20:10:48,315 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] [2019-12-07 20:10:48,515 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2019-12-07 20:10:48,516 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 20:10:48,516 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 20:10:48,516 INFO L82 PathProgramCache]: Analyzing trace with hash 1136134787, now seen corresponding path program 1 times [2019-12-07 20:10:48,516 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 20:10:48,517 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [187750748] [2019-12-07 20:10:48,517 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8fc3a19c-02a7-49be-a7f8-fb8a3d6b6a99/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 20:10:48,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 20:10:48,607 INFO L264 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 20:10:48,608 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 20:10:48,620 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 20:10:48,620 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 20:10:48,624 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 20:10:48,624 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [187750748] [2019-12-07 20:10:48,624 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 20:10:48,624 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2019-12-07 20:10:48,624 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [545477819] [2019-12-07 20:10:48,625 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 20:10:48,625 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 20:10:48,625 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 20:10:48,625 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 20:10:48,625 INFO L87 Difference]: Start difference. First operand 411 states and 568 transitions. Second operand 5 states. [2019-12-07 20:10:48,805 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 20:10:48,806 INFO L93 Difference]: Finished difference Result 1600 states and 2203 transitions. [2019-12-07 20:10:48,806 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-12-07 20:10:48,806 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2019-12-07 20:10:48,806 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 20:10:48,813 INFO L225 Difference]: With dead ends: 1600 [2019-12-07 20:10:48,813 INFO L226 Difference]: Without dead ends: 1196 [2019-12-07 20:10:48,814 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 66 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 20:10:48,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1196 states. [2019-12-07 20:10:48,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1196 to 408. [2019-12-07 20:10:48,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 408 states. [2019-12-07 20:10:48,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 408 states and 559 transitions. [2019-12-07 20:10:48,847 INFO L78 Accepts]: Start accepts. Automaton has 408 states and 559 transitions. Word has length 34 [2019-12-07 20:10:48,847 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 20:10:48,847 INFO L462 AbstractCegarLoop]: Abstraction has 408 states and 559 transitions. [2019-12-07 20:10:48,847 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 20:10:48,847 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 559 transitions. [2019-12-07 20:10:48,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-12-07 20:10:48,848 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 20:10:48,848 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 20:10:49,049 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 mathsat -unsat_core_generation=3 [2019-12-07 20:10:49,050 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 20:10:49,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 20:10:49,051 INFO L82 PathProgramCache]: Analyzing trace with hash 1429724992, now seen corresponding path program 1 times [2019-12-07 20:10:49,052 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 20:10:49,052 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [958566310] [2019-12-07 20:10:49,052 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8fc3a19c-02a7-49be-a7f8-fb8a3d6b6a99/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 20:10:49,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 20:10:49,252 INFO L264 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 20:10:49,253 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 20:10:49,264 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 20:10:49,264 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 20:10:49,266 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 20:10:49,267 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [958566310] [2019-12-07 20:10:49,267 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 20:10:49,267 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2019-12-07 20:10:49,267 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [307263284] [2019-12-07 20:10:49,267 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 20:10:49,267 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 20:10:49,267 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 20:10:49,267 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 20:10:49,268 INFO L87 Difference]: Start difference. First operand 408 states and 559 transitions. Second operand 5 states. [2019-12-07 20:10:49,360 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 20:10:49,360 INFO L93 Difference]: Finished difference Result 1081 states and 1461 transitions. [2019-12-07 20:10:49,361 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-12-07 20:10:49,361 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 37 [2019-12-07 20:10:49,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 20:10:49,365 INFO L225 Difference]: With dead ends: 1081 [2019-12-07 20:10:49,365 INFO L226 Difference]: Without dead ends: 680 [2019-12-07 20:10:49,366 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 71 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 20:10:49,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 680 states. [2019-12-07 20:10:49,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 680 to 450. [2019-12-07 20:10:49,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 450 states. [2019-12-07 20:10:49,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 450 states and 601 transitions. [2019-12-07 20:10:49,399 INFO L78 Accepts]: Start accepts. Automaton has 450 states and 601 transitions. Word has length 37 [2019-12-07 20:10:49,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 20:10:49,399 INFO L462 AbstractCegarLoop]: Abstraction has 450 states and 601 transitions. [2019-12-07 20:10:49,399 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 20:10:49,399 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 601 transitions. [2019-12-07 20:10:49,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-12-07 20:10:49,400 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 20:10:49,400 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 20:10:49,600 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 mathsat -unsat_core_generation=3 [2019-12-07 20:10:49,601 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 20:10:49,602 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 20:10:49,602 INFO L82 PathProgramCache]: Analyzing trace with hash 418607742, now seen corresponding path program 1 times [2019-12-07 20:10:49,603 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 20:10:49,603 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1072836221] [2019-12-07 20:10:49,604 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8fc3a19c-02a7-49be-a7f8-fb8a3d6b6a99/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 20:10:49,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 20:10:49,735 INFO L264 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 4 conjunts are in the unsatisfiable core [2019-12-07 20:10:49,736 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 20:10:49,745 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 20:10:49,745 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 20:10:49,755 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 20:10:49,756 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1072836221] [2019-12-07 20:10:49,756 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 20:10:49,756 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2019-12-07 20:10:49,756 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1361615687] [2019-12-07 20:10:49,757 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-12-07 20:10:49,757 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 20:10:49,757 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-12-07 20:10:49,757 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-12-07 20:10:49,757 INFO L87 Difference]: Start difference. First operand 450 states and 601 transitions. Second operand 6 states. [2019-12-07 20:10:49,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 20:10:49,824 INFO L93 Difference]: Finished difference Result 937 states and 1244 transitions. [2019-12-07 20:10:49,824 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 20:10:49,824 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 37 [2019-12-07 20:10:49,824 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 20:10:49,827 INFO L225 Difference]: With dead ends: 937 [2019-12-07 20:10:49,827 INFO L226 Difference]: Without dead ends: 494 [2019-12-07 20:10:49,828 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 69 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 20:10:49,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 494 states. [2019-12-07 20:10:49,849 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 494 to 319. [2019-12-07 20:10:49,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 319 states. [2019-12-07 20:10:49,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 319 states and 422 transitions. [2019-12-07 20:10:49,851 INFO L78 Accepts]: Start accepts. Automaton has 319 states and 422 transitions. Word has length 37 [2019-12-07 20:10:49,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 20:10:49,851 INFO L462 AbstractCegarLoop]: Abstraction has 319 states and 422 transitions. [2019-12-07 20:10:49,852 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-12-07 20:10:49,852 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 422 transitions. [2019-12-07 20:10:49,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-12-07 20:10:49,852 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 20:10:49,852 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, 1] [2019-12-07 20:10:50,053 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 mathsat -unsat_core_generation=3 [2019-12-07 20:10:50,053 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 20:10:50,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 20:10:50,053 INFO L82 PathProgramCache]: Analyzing trace with hash 933337340, now seen corresponding path program 1 times [2019-12-07 20:10:50,054 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 20:10:50,054 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [137990341] [2019-12-07 20:10:50,054 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8fc3a19c-02a7-49be-a7f8-fb8a3d6b6a99/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 20:10:50,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 20:10:50,164 INFO L264 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 7 conjunts are in the unsatisfiable core [2019-12-07 20:10:50,165 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 20:10:50,186 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 20:10:50,186 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 20:10:50,216 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 20:10:50,216 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [137990341] [2019-12-07 20:10:50,216 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 20:10:50,217 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2019-12-07 20:10:50,217 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [57280484] [2019-12-07 20:10:50,217 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-12-07 20:10:50,217 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 20:10:50,217 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-12-07 20:10:50,217 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2019-12-07 20:10:50,217 INFO L87 Difference]: Start difference. First operand 319 states and 422 transitions. Second operand 10 states. [2019-12-07 20:10:50,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 20:10:50,621 INFO L93 Difference]: Finished difference Result 1253 states and 1619 transitions. [2019-12-07 20:10:50,621 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2019-12-07 20:10:50,621 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 38 [2019-12-07 20:10:50,621 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 20:10:50,624 INFO L225 Difference]: With dead ends: 1253 [2019-12-07 20:10:50,624 INFO L226 Difference]: Without dead ends: 941 [2019-12-07 20:10:50,625 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 71 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 20:10:50,626 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 941 states. [2019-12-07 20:10:50,643 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 941 to 319. [2019-12-07 20:10:50,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 319 states. [2019-12-07 20:10:50,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 319 states and 415 transitions. [2019-12-07 20:10:50,644 INFO L78 Accepts]: Start accepts. Automaton has 319 states and 415 transitions. Word has length 38 [2019-12-07 20:10:50,644 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 20:10:50,644 INFO L462 AbstractCegarLoop]: Abstraction has 319 states and 415 transitions. [2019-12-07 20:10:50,644 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-12-07 20:10:50,644 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 415 transitions. [2019-12-07 20:10:50,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-12-07 20:10:50,645 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 20:10:50,645 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, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 20:10:50,846 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 mathsat -unsat_core_generation=3 [2019-12-07 20:10:50,846 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 20:10:50,847 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 20:10:50,847 INFO L82 PathProgramCache]: Analyzing trace with hash -49055591, now seen corresponding path program 1 times [2019-12-07 20:10:50,848 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 20:10:50,848 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1296077350] [2019-12-07 20:10:50,849 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8fc3a19c-02a7-49be-a7f8-fb8a3d6b6a99/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 20:10:50,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 20:10:50,988 INFO L264 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 7 conjunts are in the unsatisfiable core [2019-12-07 20:10:50,989 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 20:10:51,015 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 20:10:51,015 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 20:10:51,044 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 20:10:51,045 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1296077350] [2019-12-07 20:10:51,045 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 20:10:51,045 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2019-12-07 20:10:51,045 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [34102952] [2019-12-07 20:10:51,045 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-12-07 20:10:51,045 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 20:10:51,046 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-12-07 20:10:51,046 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2019-12-07 20:10:51,046 INFO L87 Difference]: Start difference. First operand 319 states and 415 transitions. Second operand 10 states. [2019-12-07 20:10:51,352 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 20:10:51,352 INFO L93 Difference]: Finished difference Result 879 states and 1129 transitions. [2019-12-07 20:10:51,352 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-12-07 20:10:51,352 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 63 [2019-12-07 20:10:51,353 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 20:10:51,353 INFO L225 Difference]: With dead ends: 879 [2019-12-07 20:10:51,353 INFO L226 Difference]: Without dead ends: 0 [2019-12-07 20:10:51,354 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 123 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=80, Invalid=192, Unknown=0, NotChecked=0, Total=272 [2019-12-07 20:10:51,354 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-12-07 20:10:51,354 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-12-07 20:10:51,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-12-07 20:10:51,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-12-07 20:10:51,354 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 63 [2019-12-07 20:10:51,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 20:10:51,354 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 20:10:51,354 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-12-07 20:10:51,354 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-12-07 20:10:51,354 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-07 20:10:51,555 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 mathsat -unsat_core_generation=3 [2019-12-07 20:10:51,559 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-12-07 20:10:52,018 WARN L192 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 169 [2019-12-07 20:10:52,210 WARN L192 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 114 [2019-12-07 20:10:52,387 WARN L192 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 141 [2019-12-07 20:10:52,658 WARN L192 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 109 [2019-12-07 20:10:52,838 WARN L192 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 109 [2019-12-07 20:10:54,520 WARN L192 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 169 DAG size of output: 15 [2019-12-07 20:10:55,227 WARN L192 SmtUtils]: Spent 624.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 20 [2019-12-07 20:10:55,380 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 18 [2019-12-07 20:10:56,521 WARN L192 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 136 DAG size of output: 17 [2019-12-07 20:10:57,770 WARN L192 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 105 DAG size of output: 17 [2019-12-07 20:10:58,573 WARN L192 SmtUtils]: Spent 704.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 15 [2019-12-07 20:10:59,249 WARN L192 SmtUtils]: Spent 639.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 15 [2019-12-07 20:11:00,149 WARN L192 SmtUtils]: Spent 799.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 24 [2019-12-07 20:11:00,401 WARN L192 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 20 [2019-12-07 20:11:01,758 WARN L192 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 101 DAG size of output: 21 [2019-12-07 20:11:02,595 WARN L192 SmtUtils]: Spent 823.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 27 [2019-12-07 20:11:02,598 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 516) no Hoare annotation was computed. [2019-12-07 20:11:02,599 INFO L246 CegarLoopResult]: For program point L498(lines 498 505) no Hoare annotation was computed. [2019-12-07 20:11:02,599 INFO L249 CegarLoopResult]: At program point L498-1(lines 498 505) the Hoare annotation is: true [2019-12-07 20:11:02,599 INFO L242 CegarLoopResult]: At program point L764(lines 715 765) the Hoare annotation is: false [2019-12-07 20:11:02,599 INFO L242 CegarLoopResult]: At program point L700(lines 695 703) 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 20:11:02,599 INFO L246 CegarLoopResult]: For program point L902(lines 902 908) no Hoare annotation was computed. [2019-12-07 20:11:02,599 INFO L246 CegarLoopResult]: For program point L902-2(lines 902 908) no Hoare annotation was computed. [2019-12-07 20:11:02,599 INFO L246 CegarLoopResult]: For program point L902-4(lines 902 908) no Hoare annotation was computed. [2019-12-07 20:11:02,599 INFO L246 CegarLoopResult]: For program point L902-6(lines 902 908) no Hoare annotation was computed. [2019-12-07 20:11:02,599 INFO L246 CegarLoopResult]: For program point L902-8(lines 902 908) no Hoare annotation was computed. [2019-12-07 20:11:02,599 INFO L246 CegarLoopResult]: For program point L902-10(lines 902 908) no Hoare annotation was computed. [2019-12-07 20:11:02,599 INFO L246 CegarLoopResult]: For program point L902-12(lines 902 908) no Hoare annotation was computed. [2019-12-07 20:11:02,599 INFO L246 CegarLoopResult]: For program point L902-14(lines 902 908) no Hoare annotation was computed. [2019-12-07 20:11:02,599 INFO L246 CegarLoopResult]: For program point L902-16(lines 902 908) no Hoare annotation was computed. [2019-12-07 20:11:02,600 INFO L246 CegarLoopResult]: For program point L902-18(lines 902 908) no Hoare annotation was computed. [2019-12-07 20:11:02,600 INFO L246 CegarLoopResult]: For program point L902-20(lines 902 908) no Hoare annotation was computed. [2019-12-07 20:11:02,600 INFO L246 CegarLoopResult]: For program point L902-22(lines 902 908) no Hoare annotation was computed. [2019-12-07 20:11:02,600 INFO L246 CegarLoopResult]: For program point L573(lines 573 577) no Hoare annotation was computed. [2019-12-07 20:11:02,600 INFO L249 CegarLoopResult]: At program point L507(lines 488 510) the Hoare annotation is: true [2019-12-07 20:11:02,600 INFO L246 CegarLoopResult]: For program point L573-3(lines 573 577) no Hoare annotation was computed. [2019-12-07 20:11:02,600 INFO L246 CegarLoopResult]: For program point L573-6(lines 573 577) no Hoare annotation was computed. [2019-12-07 20:11:02,600 INFO L246 CegarLoopResult]: For program point L840(lines 840 857) no Hoare annotation was computed. [2019-12-07 20:11:02,600 INFO L246 CegarLoopResult]: For program point L840-1(lines 840 857) no Hoare annotation was computed. [2019-12-07 20:11:02,600 INFO L246 CegarLoopResult]: For program point L840-2(lines 840 857) no Hoare annotation was computed. [2019-12-07 20:11:02,600 INFO L246 CegarLoopResult]: For program point L840-3(lines 840 857) no Hoare annotation was computed. [2019-12-07 20:11:02,600 INFO L246 CegarLoopResult]: For program point L840-4(lines 840 857) no Hoare annotation was computed. [2019-12-07 20:11:02,600 INFO L246 CegarLoopResult]: For program point L840-5(lines 840 857) no Hoare annotation was computed. [2019-12-07 20:11:02,600 INFO L246 CegarLoopResult]: For program point L844(lines 844 852) no Hoare annotation was computed. [2019-12-07 20:11:02,600 INFO L246 CegarLoopResult]: For program point L844-1(lines 844 852) no Hoare annotation was computed. [2019-12-07 20:11:02,600 INFO L246 CegarLoopResult]: For program point L844-2(lines 844 852) no Hoare annotation was computed. [2019-12-07 20:11:02,600 INFO L246 CegarLoopResult]: For program point L844-3(lines 844 852) no Hoare annotation was computed. [2019-12-07 20:11:02,600 INFO L246 CegarLoopResult]: For program point L844-4(lines 844 852) no Hoare annotation was computed. [2019-12-07 20:11:02,601 INFO L246 CegarLoopResult]: For program point L844-5(lines 844 852) no Hoare annotation was computed. [2019-12-07 20:11:02,601 INFO L246 CegarLoopResult]: For program point L516(line 516) no Hoare annotation was computed. [2019-12-07 20:11:02,601 INFO L246 CegarLoopResult]: For program point L516-1(line 516) no Hoare annotation was computed. [2019-12-07 20:11:02,601 INFO L246 CegarLoopResult]: For program point L516-2(line 516) no Hoare annotation was computed. [2019-12-07 20:11:02,601 INFO L242 CegarLoopResult]: At program point L782(lines 781 800) 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 .cse1) (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1))) [2019-12-07 20:11:02,601 INFO L246 CegarLoopResult]: For program point L782-1(lines 782 788) no Hoare annotation was computed. [2019-12-07 20:11:02,601 INFO L242 CegarLoopResult]: At program point L782-2(lines 781 800) the Hoare annotation is: false [2019-12-07 20:11:02,601 INFO L242 CegarLoopResult]: At program point L782-3(lines 781 800) the Hoare annotation is: false [2019-12-07 20:11:02,601 INFO L246 CegarLoopResult]: For program point L650(lines 650 656) no Hoare annotation was computed. [2019-12-07 20:11:02,601 INFO L246 CegarLoopResult]: For program point L650-1(lines 650 656) no Hoare annotation was computed. [2019-12-07 20:11:02,601 INFO L246 CegarLoopResult]: For program point L650-2(lines 650 656) no Hoare annotation was computed. [2019-12-07 20:11:02,601 INFO L246 CegarLoopResult]: For program point L650-3(lines 650 656) no Hoare annotation was computed. [2019-12-07 20:11:02,601 INFO L246 CegarLoopResult]: For program point L650-4(lines 650 656) no Hoare annotation was computed. [2019-12-07 20:11:02,601 INFO L246 CegarLoopResult]: For program point L650-5(lines 650 656) no Hoare annotation was computed. [2019-12-07 20:11:02,601 INFO L246 CegarLoopResult]: For program point L650-6(lines 650 656) no Hoare annotation was computed. [2019-12-07 20:11:02,601 INFO L246 CegarLoopResult]: For program point L650-7(lines 650 656) no Hoare annotation was computed. [2019-12-07 20:11:02,601 INFO L246 CegarLoopResult]: For program point L650-8(lines 650 656) no Hoare annotation was computed. [2019-12-07 20:11:02,601 INFO L246 CegarLoopResult]: For program point L650-9(lines 650 656) no Hoare annotation was computed. [2019-12-07 20:11:02,602 INFO L246 CegarLoopResult]: For program point L650-10(lines 650 656) no Hoare annotation was computed. [2019-12-07 20:11:02,602 INFO L246 CegarLoopResult]: For program point L650-11(lines 650 656) no Hoare annotation was computed. [2019-12-07 20:11:02,602 INFO L246 CegarLoopResult]: For program point L717(lines 716 763) no Hoare annotation was computed. [2019-12-07 20:11:02,602 INFO L246 CegarLoopResult]: For program point L585(lines 585 589) no Hoare annotation was computed. [2019-12-07 20:11:02,602 INFO L246 CegarLoopResult]: For program point L718(lines 718 722) no Hoare annotation was computed. [2019-12-07 20:11:02,602 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-12-07 20:11:02,602 INFO L246 CegarLoopResult]: For program point L985(lines 985 989) no Hoare annotation was computed. [2019-12-07 20:11:02,602 INFO L246 CegarLoopResult]: For program point L985-2(lines 985 989) no Hoare annotation was computed. [2019-12-07 20:11:02,602 INFO L246 CegarLoopResult]: For program point L985-3(lines 985 989) no Hoare annotation was computed. [2019-12-07 20:11:02,602 INFO L246 CegarLoopResult]: For program point L985-5(lines 985 989) no Hoare annotation was computed. [2019-12-07 20:11:02,602 INFO L246 CegarLoopResult]: For program point L985-6(lines 985 989) no Hoare annotation was computed. [2019-12-07 20:11:02,602 INFO L246 CegarLoopResult]: For program point L985-8(lines 985 989) no Hoare annotation was computed. [2019-12-07 20:11:02,602 INFO L246 CegarLoopResult]: For program point L985-9(lines 985 989) no Hoare annotation was computed. [2019-12-07 20:11:02,602 INFO L242 CegarLoopResult]: At program point L655(lines 646 659) 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 20:11:02,602 INFO L242 CegarLoopResult]: At program point L655-1(lines 646 659) 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 20:11:02,602 INFO L246 CegarLoopResult]: For program point L985-11(lines 985 989) no Hoare annotation was computed. [2019-12-07 20:11:02,602 INFO L242 CegarLoopResult]: At program point L655-2(lines 646 659) the Hoare annotation is: false [2019-12-07 20:11:02,603 INFO L246 CegarLoopResult]: For program point L985-12(lines 985 989) no Hoare annotation was computed. [2019-12-07 20:11:02,603 INFO L242 CegarLoopResult]: At program point L655-3(lines 646 659) 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 20:11:02,603 INFO L242 CegarLoopResult]: At program point L655-4(lines 646 659) the Hoare annotation is: false [2019-12-07 20:11:02,603 INFO L246 CegarLoopResult]: For program point L985-14(lines 985 989) no Hoare annotation was computed. [2019-12-07 20:11:02,603 INFO L242 CegarLoopResult]: At program point L655-5(lines 646 659) the Hoare annotation is: false [2019-12-07 20:11:02,603 INFO L246 CegarLoopResult]: For program point L985-15(lines 985 989) no Hoare annotation was computed. [2019-12-07 20:11:02,603 INFO L242 CegarLoopResult]: At program point L655-6(lines 646 659) the Hoare annotation is: false [2019-12-07 20:11:02,603 INFO L246 CegarLoopResult]: For program point L985-17(lines 985 989) no Hoare annotation was computed. [2019-12-07 20:11:02,603 INFO L242 CegarLoopResult]: At program point L655-7(lines 646 659) the Hoare annotation is: false [2019-12-07 20:11:02,603 INFO L246 CegarLoopResult]: For program point L985-18(lines 985 989) no Hoare annotation was computed. [2019-12-07 20:11:02,603 INFO L242 CegarLoopResult]: At program point L655-8(lines 646 659) the Hoare annotation is: false [2019-12-07 20:11:02,603 INFO L242 CegarLoopResult]: At program point L655-9(lines 646 659) the Hoare annotation is: false [2019-12-07 20:11:02,603 INFO L246 CegarLoopResult]: For program point L985-20(lines 985 989) no Hoare annotation was computed. [2019-12-07 20:11:02,603 INFO L242 CegarLoopResult]: At program point L655-10(lines 646 659) the Hoare annotation is: false [2019-12-07 20:11:02,603 INFO L246 CegarLoopResult]: For program point L985-21(lines 985 989) no Hoare annotation was computed. [2019-12-07 20:11:02,603 INFO L242 CegarLoopResult]: At program point L655-11(lines 646 659) the Hoare annotation is: false [2019-12-07 20:11:02,603 INFO L246 CegarLoopResult]: For program point L985-23(lines 985 989) no Hoare annotation was computed. [2019-12-07 20:11:02,603 INFO L246 CegarLoopResult]: For program point L985-24(lines 985 989) no Hoare annotation was computed. [2019-12-07 20:11:02,604 INFO L246 CegarLoopResult]: For program point L985-26(lines 985 989) no Hoare annotation was computed. [2019-12-07 20:11:02,604 INFO L246 CegarLoopResult]: For program point L985-27(lines 985 989) no Hoare annotation was computed. [2019-12-07 20:11:02,604 INFO L246 CegarLoopResult]: For program point L985-29(lines 985 989) no Hoare annotation was computed. [2019-12-07 20:11:02,604 INFO L246 CegarLoopResult]: For program point L985-30(lines 985 989) no Hoare annotation was computed. [2019-12-07 20:11:02,604 INFO L246 CegarLoopResult]: For program point L985-32(lines 985 989) no Hoare annotation was computed. [2019-12-07 20:11:02,604 INFO L246 CegarLoopResult]: For program point L985-33(lines 985 989) no Hoare annotation was computed. [2019-12-07 20:11:02,604 INFO L246 CegarLoopResult]: For program point L985-35(lines 985 989) no Hoare annotation was computed. [2019-12-07 20:11:02,604 INFO L242 CegarLoopResult]: At program point L789(lines 789 795) 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 .cse1 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse2) (and .cse0 .cse1 .cse3 .cse2) (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse1 .cse3 .cse2))) [2019-12-07 20:11:02,604 INFO L242 CegarLoopResult]: At program point L789-1(lines 789 795) the Hoare annotation is: false [2019-12-07 20:11:02,604 INFO L242 CegarLoopResult]: At program point L789-2(lines 789 795) the Hoare annotation is: false [2019-12-07 20:11:02,604 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-12-07 20:11:02,604 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 516) no Hoare annotation was computed. [2019-12-07 20:11:02,604 INFO L246 CegarLoopResult]: For program point L726(lines 726 732) no Hoare annotation was computed. [2019-12-07 20:11:02,604 INFO L242 CegarLoopResult]: At program point L726-1(lines 726 732) 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 .cse1 .cse2 (= (_ bv0 32) ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~4)) (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 20:11:02,604 INFO L242 CegarLoopResult]: At program point L991(lines 976 994) 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 20:11:02,604 INFO L242 CegarLoopResult]: At program point L991-1(lines 976 994) 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 20:11:02,605 INFO L242 CegarLoopResult]: At program point L991-2(lines 976 994) the Hoare annotation is: false [2019-12-07 20:11:02,605 INFO L242 CegarLoopResult]: At program point L991-3(lines 976 994) 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 20:11:02,605 INFO L242 CegarLoopResult]: At program point L991-4(lines 976 994) the Hoare annotation is: false [2019-12-07 20:11:02,605 INFO L242 CegarLoopResult]: At program point L991-5(lines 976 994) the Hoare annotation is: false [2019-12-07 20:11:02,605 INFO L242 CegarLoopResult]: At program point L991-6(lines 976 994) the Hoare annotation is: false [2019-12-07 20:11:02,605 INFO L242 CegarLoopResult]: At program point L991-7(lines 976 994) the Hoare annotation is: false [2019-12-07 20:11:02,605 INFO L242 CegarLoopResult]: At program point L991-8(lines 976 994) the Hoare annotation is: false [2019-12-07 20:11:02,605 INFO L242 CegarLoopResult]: At program point L991-9(lines 976 994) the Hoare annotation is: false [2019-12-07 20:11:02,605 INFO L242 CegarLoopResult]: At program point L991-10(lines 976 994) the Hoare annotation is: false [2019-12-07 20:11:02,605 INFO L242 CegarLoopResult]: At program point L991-11(lines 976 994) the Hoare annotation is: false [2019-12-07 20:11:02,605 INFO L242 CegarLoopResult]: At program point L529(lines 524 531) 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 20:11:02,605 INFO L242 CegarLoopResult]: At program point L927(lines 920 930) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) (= (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)) (_ bv0 32)) .cse1 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1))) [2019-12-07 20:11:02,605 INFO L242 CegarLoopResult]: At program point L927-1(lines 920 930) 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 20:11:02,605 INFO L242 CegarLoopResult]: At program point L927-2(lines 920 930) 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 20:11:02,605 INFO L242 CegarLoopResult]: At program point L927-3(lines 920 930) the Hoare annotation is: false [2019-12-07 20:11:02,606 INFO L242 CegarLoopResult]: At program point L927-4(lines 920 930) 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 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse1 (= (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)) (_ bv0 32)) .cse2 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))))) [2019-12-07 20:11:02,606 INFO L242 CegarLoopResult]: At program point L927-5(lines 920 930) the Hoare annotation is: false [2019-12-07 20:11:02,606 INFO L242 CegarLoopResult]: At program point L927-6(lines 920 930) the Hoare annotation is: false [2019-12-07 20:11:02,606 INFO L242 CegarLoopResult]: At program point L927-7(lines 920 930) the Hoare annotation is: false [2019-12-07 20:11:02,606 INFO L242 CegarLoopResult]: At program point L927-8(lines 920 930) the Hoare annotation is: false [2019-12-07 20:11:02,606 INFO L242 CegarLoopResult]: At program point L927-9(lines 920 930) the Hoare annotation is: false [2019-12-07 20:11:02,606 INFO L246 CegarLoopResult]: For program point L597(lines 597 601) no Hoare annotation was computed. [2019-12-07 20:11:02,606 INFO L242 CegarLoopResult]: At program point L927-10(lines 920 930) the Hoare annotation is: false [2019-12-07 20:11:02,606 INFO L242 CegarLoopResult]: At program point L927-11(lines 920 930) the Hoare annotation is: false [2019-12-07 20:11:02,606 INFO L242 CegarLoopResult]: At program point L927-12(lines 920 930) the Hoare annotation is: false [2019-12-07 20:11:02,606 INFO L242 CegarLoopResult]: At program point L927-13(lines 920 930) the Hoare annotation is: false [2019-12-07 20:11:02,606 INFO L242 CegarLoopResult]: At program point L927-14(lines 920 930) the Hoare annotation is: false [2019-12-07 20:11:02,606 INFO L242 CegarLoopResult]: At program point L665(lines 660 668) the Hoare annotation is: (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= ~methaneLevelCritical~0 (_ bv0 32)) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 20:11:02,606 INFO L242 CegarLoopResult]: At program point L665-1(lines 660 668) the Hoare annotation is: false [2019-12-07 20:11:02,606 INFO L242 CegarLoopResult]: At program point L665-2(lines 660 668) the Hoare annotation is: false [2019-12-07 20:11:02,606 INFO L242 CegarLoopResult]: At program point L665-3(lines 660 668) the Hoare annotation is: false [2019-12-07 20:11:02,606 INFO L242 CegarLoopResult]: At program point L665-4(lines 660 668) the Hoare annotation is: false [2019-12-07 20:11:02,606 INFO L242 CegarLoopResult]: At program point L665-5(lines 660 668) the Hoare annotation is: false [2019-12-07 20:11:02,607 INFO L242 CegarLoopResult]: At program point L469(lines 465 471) 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 20:11:02,607 INFO L246 CegarLoopResult]: For program point L866(lines 866 883) no Hoare annotation was computed. [2019-12-07 20:11:02,607 INFO L246 CegarLoopResult]: For program point L866-1(lines 866 883) no Hoare annotation was computed. [2019-12-07 20:11:02,607 INFO L246 CegarLoopResult]: For program point L866-2(lines 866 883) no Hoare annotation was computed. [2019-12-07 20:11:02,607 INFO L246 CegarLoopResult]: For program point L736(lines 736 742) no Hoare annotation was computed. [2019-12-07 20:11:02,607 INFO L242 CegarLoopResult]: At program point L736-1(lines 736 742) 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 .cse1) (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1))) [2019-12-07 20:11:02,607 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 516) no Hoare annotation was computed. [2019-12-07 20:11:02,607 INFO L242 CegarLoopResult]: At program point L936(lines 931 939) 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 20:11:02,607 INFO L242 CegarLoopResult]: At program point L936-1(lines 931 939) the Hoare annotation is: false [2019-12-07 20:11:02,607 INFO L246 CegarLoopResult]: For program point L870(lines 870 878) no Hoare annotation was computed. [2019-12-07 20:11:02,607 INFO L242 CegarLoopResult]: At program point L936-2(lines 931 939) the Hoare annotation is: false [2019-12-07 20:11:02,607 INFO L246 CegarLoopResult]: For program point L870-1(lines 870 878) no Hoare annotation was computed. [2019-12-07 20:11:02,607 INFO L246 CegarLoopResult]: For program point L870-2(lines 870 878) no Hoare annotation was computed. [2019-12-07 20:11:02,607 INFO L246 CegarLoopResult]: For program point L540(lines 540 557) no Hoare annotation was computed. [2019-12-07 20:11:02,607 INFO L242 CegarLoopResult]: At program point L540-1(lines 1 1021) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) ~pumpRunning~0)) (.cse1 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse2 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 .cse1 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32))) .cse2 .cse3) (and .cse0 .cse1 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) (= (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)) (_ bv0 32)) .cse3) (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse1 .cse2 .cse3 (= (_ bv0 32) ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~4)))) [2019-12-07 20:11:02,607 INFO L246 CegarLoopResult]: For program point L540-2(lines 540 557) no Hoare annotation was computed. [2019-12-07 20:11:02,607 INFO L242 CegarLoopResult]: At program point L540-3(lines 1 1021) the Hoare annotation is: false [2019-12-07 20:11:02,608 INFO L246 CegarLoopResult]: For program point L540-4(lines 540 557) no Hoare annotation was computed. [2019-12-07 20:11:02,608 INFO L242 CegarLoopResult]: At program point L540-5(lines 1 1021) the Hoare annotation is: false [2019-12-07 20:11:02,608 INFO L246 CegarLoopResult]: For program point L1004(lines 1004 1008) no Hoare annotation was computed. [2019-12-07 20:11:02,608 INFO L246 CegarLoopResult]: For program point L1004-2(lines 1004 1008) no Hoare annotation was computed. [2019-12-07 20:11:02,608 INFO L246 CegarLoopResult]: For program point L1004-3(lines 1004 1008) no Hoare annotation was computed. [2019-12-07 20:11:02,608 INFO L246 CegarLoopResult]: For program point L1004-5(lines 1004 1008) no Hoare annotation was computed. [2019-12-07 20:11:02,608 INFO L246 CegarLoopResult]: For program point L1004-6(lines 1004 1008) no Hoare annotation was computed. [2019-12-07 20:11:02,608 INFO L246 CegarLoopResult]: For program point L1004-8(lines 1004 1008) no Hoare annotation was computed. [2019-12-07 20:11:02,608 INFO L246 CegarLoopResult]: For program point L1004-9(lines 1004 1008) no Hoare annotation was computed. [2019-12-07 20:11:02,608 INFO L246 CegarLoopResult]: For program point L1004-11(lines 1004 1008) no Hoare annotation was computed. [2019-12-07 20:11:02,608 INFO L246 CegarLoopResult]: For program point L1004-12(lines 1004 1008) no Hoare annotation was computed. [2019-12-07 20:11:02,608 INFO L246 CegarLoopResult]: For program point L1004-14(lines 1004 1008) no Hoare annotation was computed. [2019-12-07 20:11:02,608 INFO L246 CegarLoopResult]: For program point L1004-15(lines 1004 1008) no Hoare annotation was computed. [2019-12-07 20:11:02,608 INFO L246 CegarLoopResult]: For program point L1004-17(lines 1004 1008) no Hoare annotation was computed. [2019-12-07 20:11:02,608 INFO L242 CegarLoopResult]: At program point L610(lines 605 613) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .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 20:11:02,608 INFO L242 CegarLoopResult]: At program point L610-1(lines 605 613) 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 20:11:02,608 INFO L242 CegarLoopResult]: At program point L610-2(lines 605 613) 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 20:11:02,608 INFO L246 CegarLoopResult]: For program point L544(lines 544 554) no Hoare annotation was computed. [2019-12-07 20:11:02,609 INFO L242 CegarLoopResult]: At program point L610-3(lines 605 613) the Hoare annotation is: false [2019-12-07 20:11:02,609 INFO L242 CegarLoopResult]: At program point L610-4(lines 605 613) 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 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse1 (= (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)) (_ bv0 32)) .cse2))) [2019-12-07 20:11:02,609 INFO L246 CegarLoopResult]: For program point L544-2(lines 544 554) no Hoare annotation was computed. [2019-12-07 20:11:02,609 INFO L242 CegarLoopResult]: At program point L610-5(lines 605 613) 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) (= (_ 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 20:11:02,609 INFO L242 CegarLoopResult]: At program point L610-6(lines 605 613) the Hoare annotation is: false [2019-12-07 20:11:02,609 INFO L246 CegarLoopResult]: For program point L544-4(lines 544 554) no Hoare annotation was computed. [2019-12-07 20:11:02,609 INFO L242 CegarLoopResult]: At program point L610-7(lines 605 613) the Hoare annotation is: false [2019-12-07 20:11:02,609 INFO L242 CegarLoopResult]: At program point L610-8(lines 605 613) the Hoare annotation is: false [2019-12-07 20:11:02,609 INFO L242 CegarLoopResult]: At program point L610-9(lines 605 613) the Hoare annotation is: false [2019-12-07 20:11:02,609 INFO L242 CegarLoopResult]: At program point L610-10(lines 605 613) the Hoare annotation is: false [2019-12-07 20:11:02,609 INFO L242 CegarLoopResult]: At program point L610-11(lines 605 613) the Hoare annotation is: false [2019-12-07 20:11:02,609 INFO L242 CegarLoopResult]: At program point L610-12(lines 605 613) the Hoare annotation is: false [2019-12-07 20:11:02,609 INFO L242 CegarLoopResult]: At program point L610-13(lines 605 613) the Hoare annotation is: false [2019-12-07 20:11:02,609 INFO L242 CegarLoopResult]: At program point L610-14(lines 605 613) the Hoare annotation is: false [2019-12-07 20:11:02,609 INFO L242 CegarLoopResult]: At program point L610-15(lines 605 613) the Hoare annotation is: false [2019-12-07 20:11:02,609 INFO L242 CegarLoopResult]: At program point L610-16(lines 605 613) the Hoare annotation is: false [2019-12-07 20:11:02,609 INFO L242 CegarLoopResult]: At program point L610-17(lines 605 613) the Hoare annotation is: false [2019-12-07 20:11:02,610 INFO L246 CegarLoopResult]: For program point L545(lines 545 551) no Hoare annotation was computed. [2019-12-07 20:11:02,610 INFO L246 CegarLoopResult]: For program point L545-2(lines 545 551) no Hoare annotation was computed. [2019-12-07 20:11:02,610 INFO L246 CegarLoopResult]: For program point L545-4(lines 545 551) no Hoare annotation was computed. [2019-12-07 20:11:02,610 INFO L242 CegarLoopResult]: At program point L1010(lines 995 1013) the Hoare annotation is: (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= ~methaneLevelCritical~0 (_ bv0 32)) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 20:11:02,610 INFO L242 CegarLoopResult]: At program point L1010-1(lines 995 1013) the Hoare annotation is: false [2019-12-07 20:11:02,610 INFO L242 CegarLoopResult]: At program point L1010-2(lines 995 1013) the Hoare annotation is: false [2019-12-07 20:11:02,610 INFO L242 CegarLoopResult]: At program point L1010-3(lines 995 1013) the Hoare annotation is: false [2019-12-07 20:11:02,610 INFO L242 CegarLoopResult]: At program point L1010-4(lines 995 1013) the Hoare annotation is: false [2019-12-07 20:11:02,610 INFO L242 CegarLoopResult]: At program point L1010-5(lines 995 1013) the Hoare annotation is: false [2019-12-07 20:11:02,610 INFO L246 CegarLoopResult]: For program point L746(lines 746 759) no Hoare annotation was computed. [2019-12-07 20:11:02,610 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-12-07 20:11:02,610 INFO L246 CegarLoopResult]: For program point L814(lines 814 831) no Hoare annotation was computed. [2019-12-07 20:11:02,610 INFO L246 CegarLoopResult]: For program point L814-1(lines 814 831) no Hoare annotation was computed. [2019-12-07 20:11:02,610 INFO L246 CegarLoopResult]: For program point L814-2(lines 814 831) no Hoare annotation was computed. [2019-12-07 20:11:02,610 INFO L246 CegarLoopResult]: For program point L814-3(lines 814 831) no Hoare annotation was computed. [2019-12-07 20:11:02,610 INFO L246 CegarLoopResult]: For program point L814-4(lines 814 831) no Hoare annotation was computed. [2019-12-07 20:11:02,610 INFO L246 CegarLoopResult]: For program point L814-5(lines 814 831) no Hoare annotation was computed. [2019-12-07 20:11:02,610 INFO L246 CegarLoopResult]: For program point L814-6(lines 814 831) no Hoare annotation was computed. [2019-12-07 20:11:02,610 INFO L246 CegarLoopResult]: For program point L814-7(lines 814 831) no Hoare annotation was computed. [2019-12-07 20:11:02,611 INFO L246 CegarLoopResult]: For program point L814-8(lines 814 831) no Hoare annotation was computed. [2019-12-07 20:11:02,611 INFO L246 CegarLoopResult]: For program point L814-9(lines 814 831) no Hoare annotation was computed. [2019-12-07 20:11:02,611 INFO L246 CegarLoopResult]: For program point L814-10(lines 814 831) no Hoare annotation was computed. [2019-12-07 20:11:02,611 INFO L246 CegarLoopResult]: For program point L814-11(lines 814 831) no Hoare annotation was computed. [2019-12-07 20:11:02,611 INFO L242 CegarLoopResult]: At program point L418-2(lines 418 432) the Hoare annotation is: false [2019-12-07 20:11:02,611 INFO L246 CegarLoopResult]: For program point L419(line 419) no Hoare annotation was computed. [2019-12-07 20:11:02,611 INFO L246 CegarLoopResult]: For program point L818(lines 818 826) no Hoare annotation was computed. [2019-12-07 20:11:02,611 INFO L246 CegarLoopResult]: For program point L818-1(lines 818 826) no Hoare annotation was computed. [2019-12-07 20:11:02,611 INFO L246 CegarLoopResult]: For program point L818-2(lines 818 826) no Hoare annotation was computed. [2019-12-07 20:11:02,611 INFO L246 CegarLoopResult]: For program point L818-3(lines 818 826) no Hoare annotation was computed. [2019-12-07 20:11:02,611 INFO L246 CegarLoopResult]: For program point L818-4(lines 818 826) no Hoare annotation was computed. [2019-12-07 20:11:02,611 INFO L246 CegarLoopResult]: For program point L818-5(lines 818 826) no Hoare annotation was computed. [2019-12-07 20:11:02,611 INFO L246 CegarLoopResult]: For program point L818-6(lines 818 826) no Hoare annotation was computed. [2019-12-07 20:11:02,611 INFO L246 CegarLoopResult]: For program point L818-7(lines 818 826) no Hoare annotation was computed. [2019-12-07 20:11:02,611 INFO L246 CegarLoopResult]: For program point L818-8(lines 818 826) no Hoare annotation was computed. [2019-12-07 20:11:02,611 INFO L246 CegarLoopResult]: For program point L818-9(lines 818 826) no Hoare annotation was computed. [2019-12-07 20:11:02,611 INFO L246 CegarLoopResult]: For program point L818-10(lines 818 826) no Hoare annotation was computed. [2019-12-07 20:11:02,611 INFO L246 CegarLoopResult]: For program point L818-11(lines 818 826) no Hoare annotation was computed. [2019-12-07 20:11:02,611 INFO L246 CegarLoopResult]: For program point L422(lines 422 426) no Hoare annotation was computed. [2019-12-07 20:11:02,611 INFO L246 CegarLoopResult]: For program point L422-1(lines 782 788) no Hoare annotation was computed. [2019-12-07 20:11:02,611 INFO L246 CegarLoopResult]: For program point L754(lines 754 758) no Hoare annotation was computed. [2019-12-07 20:11:02,612 INFO L242 CegarLoopResult]: At program point L754-2(lines 782 788) 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 .cse1) (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1))) [2019-12-07 20:11:02,612 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-12-07 20:11:02,612 INFO L242 CegarLoopResult]: At program point L692(lines 1 1021) 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 20:11:02,634 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 08:11:02 BoogieIcfgContainer [2019-12-07 20:11:02,634 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 20:11:02,634 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 20:11:02,634 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 20:11:02,635 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 20:11:02,635 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 08:10:45" (3/4) ... [2019-12-07 20:11:02,637 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-07 20:11:02,655 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-12-07 20:11:02,656 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-12-07 20:11:02,658 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-12-07 20:11:02,659 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-12-07 20:11:02,661 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-07 20:11:02,662 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 20:11:02,664 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 20:11:02,684 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) || ((((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) && 0bv32 == tmp) [2019-12-07 20:11:02,684 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\result == 0bv32 && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) && 0bv32 == tmp) || ((((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 20:11:02,685 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 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 20:11:02,685 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((0bv32 == pumpRunning && 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 20:11:02,686 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((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 20:11:02,686 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((0bv32 == ~bvadd64(systemActive, 4294967295bv32) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && \result == 1bv32) || (((\result == 0bv32 && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) [2019-12-07 20:11:02,687 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 20:11:02,688 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 0bv32 && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32 [2019-12-07 20:11:02,689 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 20:11:02,690 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 0bv32 && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32 [2019-12-07 20:11:02,690 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(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) [2019-12-07 20:11:02,690 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 20:11:02,690 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(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && \result == 1bv32) [2019-12-07 20:11:02,691 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 20:11:02,691 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 20:11:02,692 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 20:11:02,692 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 20:11:02,693 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 20:11:02,693 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 20:11:02,756 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_8fc3a19c-02a7-49be-a7f8-fb8a3d6b6a99/bin/utaipan/witness.graphml [2019-12-07 20:11:02,756 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 20:11:02,757 INFO L168 Benchmark]: Toolchain (without parser) took 18318.41 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 462.4 MB). Free memory was 952.4 MB in the beginning and 1.3 GB in the end (delta: -360.4 MB). Peak memory consumption was 102.0 MB. Max. memory is 11.5 GB. [2019-12-07 20:11:02,757 INFO L168 Benchmark]: CDTParser took 0.16 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 20:11:02,758 INFO L168 Benchmark]: CACSL2BoogieTranslator took 372.62 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 114.3 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -129.8 MB). Peak memory consumption was 21.1 MB. Max. memory is 11.5 GB. [2019-12-07 20:11:02,758 INFO L168 Benchmark]: Boogie Procedure Inliner took 54.86 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 20:11:02,758 INFO L168 Benchmark]: Boogie Preprocessor took 46.38 ms. Allocated memory is still 1.1 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 20:11:02,758 INFO L168 Benchmark]: RCFGBuilder took 792.18 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 972.2 MB in the end (delta: 97.9 MB). Peak memory consumption was 97.9 MB. Max. memory is 11.5 GB. [2019-12-07 20:11:02,758 INFO L168 Benchmark]: TraceAbstraction took 16927.18 ms. Allocated memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: 348.1 MB). Free memory was 972.2 MB in the beginning and 1.3 GB in the end (delta: -367.0 MB). Peak memory consumption was 447.8 MB. Max. memory is 11.5 GB. [2019-12-07 20:11:02,759 INFO L168 Benchmark]: Witness Printer took 121.86 ms. Allocated memory is still 1.5 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 26.5 MB). Peak memory consumption was 26.5 MB. Max. memory is 11.5 GB. [2019-12-07 20:11:02,760 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 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 372.62 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 114.3 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -129.8 MB). Peak memory consumption was 21.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 54.86 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 46.38 ms. Allocated memory is still 1.1 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 792.18 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 972.2 MB in the end (delta: 97.9 MB). Peak memory consumption was 97.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 16927.18 ms. Allocated memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: 348.1 MB). Free memory was 972.2 MB in the beginning and 1.3 GB in the end (delta: -367.0 MB). Peak memory consumption was 447.8 MB. Max. memory is 11.5 GB. * Witness Printer took 121.86 ms. Allocated memory is still 1.5 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 26.5 MB). Peak memory consumption was 26.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 516]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 516]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 516]: 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: 646]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 660]: Loop Invariant Derived loop invariant: ((\result == 0bv32 && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32 - InvariantResult [Line: 976]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 781]: Loop Invariant Derived loop invariant: ((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32) || ((0bv32 == ~bvadd64(systemActive, 4294967295bv32) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 976]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 660]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: (((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: 660]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 976]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 781]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: (((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32 - InvariantResult [Line: 660]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 976]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 781]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: (((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32 - InvariantResult [Line: 789]: 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)) || (((\result == 0bv32 && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 660]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 976]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 646]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 976]: Loop Invariant Derived loop invariant: (((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32 - InvariantResult [Line: 646]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 931]: 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: 976]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 931]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 646]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 715]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 976]: 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: 931]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 646]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 976]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 646]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 976]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 646]: Loop Invariant Derived loop invariant: (((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32 - InvariantResult [Line: 995]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 995]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 646]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 646]: 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: 646]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 646]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 976]: Loop Invariant Derived loop invariant: (((\result == 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: 920]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 920]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 920]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 995]: Loop Invariant Derived loop invariant: ((\result == 0bv32 && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32 - InvariantResult [Line: 995]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 498]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 920]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 782]: Loop Invariant Derived loop invariant: ((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32) || ((0bv32 == ~bvadd64(systemActive, 4294967295bv32) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 995]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 995]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 646]: Loop Invariant Derived loop invariant: (((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32 - InvariantResult [Line: 920]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 920]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 920]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 920]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 418]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 465]: Loop Invariant Derived loop invariant: ((0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 - InvariantResult [Line: 920]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 736]: Loop Invariant Derived loop invariant: ((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32) || ((0bv32 == ~bvadd64(systemActive, 4294967295bv32) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 920]: Loop Invariant Derived loop invariant: (((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 920]: Loop Invariant Derived loop invariant: (((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 695]: Loop Invariant Derived loop invariant: ((0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 - InvariantResult [Line: 920]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 920]: Loop Invariant Derived loop invariant: ((((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) || (((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && \result == 1bv32) - InvariantResult [Line: 920]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 726]: Loop Invariant Derived loop invariant: (((((\result == 0bv32 && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) && 0bv32 == tmp) || ((((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: 605]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 920]: Loop Invariant Derived loop invariant: ((((0bv32 == ~bvadd64(systemActive, 4294967295bv32) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && \result == 1bv32) || (((\result == 0bv32 && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 789]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 660]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 976]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: ((((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 789]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: ((((0bv32 == pumpRunning && 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: 605]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 524]: Loop Invariant Derived loop invariant: ((0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 - InvariantResult [Line: 488]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) || ((((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) && 0bv32 == tmp) - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 229 locations, 3 error locations. Result: SAFE, OverallTime: 5.8s, OverallIterations: 11, TraceHistogramMax: 2, AutomataDifference: 1.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 11.0s, HoareTripleCheckerStatistics: 1787 SDtfs, 2650 SDslu, 3549 SDs, 0 SdLazy, 503 SolverSat, 129 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 751 GetRequests, 686 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=450occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 11 MinimizatonAttempts, 2279 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 92 LocationsWithAnnotation, 92 PreInvPairs, 318 NumberOfFragments, 839 HoareAnnotationTreeSize, 92 FomulaSimplifications, 1693686 FormulaSimplificationTreeSizeReduction, 1.4s HoareSimplificationTime, 92 FomulaSimplificationsInter, 256886 FormulaSimplificationTreeSizeReductionInter, 9.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 363 NumberOfCodeBlocks, 363 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 704 ConstructedInterpolants, 0 QuantifiedInterpolants, 43922 SizeOfPredicates, 27 NumberOfNonLiveVariables, 2205 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...