./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product53.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_029fc6b0-d4cd-415e-ac21-37071a581649/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_029fc6b0-d4cd-415e-ac21-37071a581649/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_029fc6b0-d4cd-415e-ac21-37071a581649/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_029fc6b0-d4cd-415e-ac21-37071a581649/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product53.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_029fc6b0-d4cd-415e-ac21-37071a581649/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_029fc6b0-d4cd-415e-ac21-37071a581649/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 74af0999cbe879befd0a6903faa6dabc12f5915f ...................................................................................................................................... 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_029fc6b0-d4cd-415e-ac21-37071a581649/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_029fc6b0-d4cd-415e-ac21-37071a581649/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_029fc6b0-d4cd-415e-ac21-37071a581649/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_029fc6b0-d4cd-415e-ac21-37071a581649/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product53.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_029fc6b0-d4cd-415e-ac21-37071a581649/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_029fc6b0-d4cd-415e-ac21-37071a581649/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 74af0999cbe879befd0a6903faa6dabc12f5915f ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 11:25:14,659 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 11:25:14,661 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 11:25:14,669 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 11:25:14,669 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 11:25:14,670 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 11:25:14,671 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 11:25:14,673 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 11:25:14,675 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 11:25:14,675 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 11:25:14,676 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 11:25:14,677 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 11:25:14,678 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 11:25:14,678 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 11:25:14,679 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 11:25:14,680 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 11:25:14,681 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 11:25:14,682 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 11:25:14,684 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 11:25:14,686 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 11:25:14,687 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 11:25:14,688 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 11:25:14,689 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 11:25:14,689 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 11:25:14,692 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 11:25:14,692 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 11:25:14,692 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 11:25:14,693 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 11:25:14,693 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 11:25:14,694 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 11:25:14,694 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 11:25:14,694 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 11:25:14,695 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 11:25:14,695 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 11:25:14,696 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 11:25:14,696 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 11:25:14,697 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 11:25:14,697 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 11:25:14,697 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 11:25:14,698 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 11:25:14,698 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 11:25:14,699 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_029fc6b0-d4cd-415e-ac21-37071a581649/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-12-07 11:25:14,711 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 11:25:14,711 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 11:25:14,712 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 11:25:14,712 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 11:25:14,712 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 11:25:14,712 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 11:25:14,712 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 11:25:14,713 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 11:25:14,713 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 11:25:14,713 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 11:25:14,713 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 11:25:14,713 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 11:25:14,713 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 11:25:14,714 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 11:25:14,714 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 11:25:14,714 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 11:25:14,714 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 11:25:14,714 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 11:25:14,715 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 11:25:14,715 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 11:25:14,715 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 11:25:14,715 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 11:25:14,715 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 11:25:14,715 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 11:25:14,715 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 11:25:14,715 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 11:25:14,715 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 11:25:14,715 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 11:25:14,716 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 11:25:14,716 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 11:25:14,716 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 11:25:14,716 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 11:25:14,716 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 11:25:14,716 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 11:25:14,716 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 11:25:14,716 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 11:25:14,716 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 11:25:14,717 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 11:25:14,717 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 11:25:14,717 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 11:25:14,717 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_029fc6b0-d4cd-415e-ac21-37071a581649/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 -> 74af0999cbe879befd0a6903faa6dabc12f5915f [2019-12-07 11:25:14,824 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 11:25:14,834 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 11:25:14,837 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 11:25:14,838 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 11:25:14,839 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 11:25:14,839 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_029fc6b0-d4cd-415e-ac21-37071a581649/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec2_product53.cil.c [2019-12-07 11:25:14,881 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_029fc6b0-d4cd-415e-ac21-37071a581649/bin/utaipan/data/7347ce010/42fc471a8bfc4e75a7d7927f62e2cbd3/FLAGc003163de [2019-12-07 11:25:15,293 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 11:25:15,294 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_029fc6b0-d4cd-415e-ac21-37071a581649/sv-benchmarks/c/product-lines/minepump_spec2_product53.cil.c [2019-12-07 11:25:15,303 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_029fc6b0-d4cd-415e-ac21-37071a581649/bin/utaipan/data/7347ce010/42fc471a8bfc4e75a7d7927f62e2cbd3/FLAGc003163de [2019-12-07 11:25:15,653 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_029fc6b0-d4cd-415e-ac21-37071a581649/bin/utaipan/data/7347ce010/42fc471a8bfc4e75a7d7927f62e2cbd3 [2019-12-07 11:25:15,655 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 11:25:15,656 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 11:25:15,656 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 11:25:15,656 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 11:25:15,658 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 11:25:15,659 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 11:25:15" (1/1) ... [2019-12-07 11:25:15,661 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a7dba82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:25:15, skipping insertion in model container [2019-12-07 11:25:15,661 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 11:25:15" (1/1) ... [2019-12-07 11:25:15,666 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 11:25:15,695 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 11:25:15,903 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 11:25:15,911 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 11:25:15,912 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@169c31d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:25:15, skipping insertion in model container [2019-12-07 11:25:15,912 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 11:25:15,912 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 11:25:15,914 INFO L168 Benchmark]: Toolchain (without parser) took 257.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.7 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -167.0 MB). Peak memory consumption was 23.4 MB. Max. memory is 11.5 GB. [2019-12-07 11:25:15,914 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 960.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 11:25:15,915 INFO L168 Benchmark]: CACSL2BoogieTranslator took 256.03 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.7 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -172.4 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. [2019-12-07 11:25:15,916 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 960.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 256.03 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.7 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -172.4 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 146]: 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 11:25:17,029 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 11:25:17,031 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 11:25:17,038 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 11:25:17,039 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 11:25:17,039 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 11:25:17,040 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 11:25:17,042 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 11:25:17,043 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 11:25:17,043 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 11:25:17,044 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 11:25:17,045 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 11:25:17,045 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 11:25:17,046 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 11:25:17,046 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 11:25:17,047 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 11:25:17,048 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 11:25:17,048 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 11:25:17,050 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 11:25:17,051 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 11:25:17,053 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 11:25:17,053 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 11:25:17,054 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 11:25:17,055 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 11:25:17,057 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 11:25:17,057 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 11:25:17,057 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 11:25:17,058 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 11:25:17,058 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 11:25:17,059 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 11:25:17,059 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 11:25:17,059 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 11:25:17,060 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 11:25:17,060 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 11:25:17,061 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 11:25:17,061 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 11:25:17,062 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 11:25:17,062 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 11:25:17,062 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 11:25:17,062 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 11:25:17,063 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 11:25:17,063 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_029fc6b0-d4cd-415e-ac21-37071a581649/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2019-12-07 11:25:17,074 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 11:25:17,074 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 11:25:17,074 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 11:25:17,075 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 11:25:17,075 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 11:25:17,075 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 11:25:17,075 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 11:25:17,075 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 11:25:17,075 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 11:25:17,076 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 11:25:17,076 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 11:25:17,076 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 11:25:17,076 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 11:25:17,076 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 11:25:17,076 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 11:25:17,076 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 11:25:17,077 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 11:25:17,077 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 11:25:17,077 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 11:25:17,077 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 11:25:17,077 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 11:25:17,077 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 11:25:17,077 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 11:25:17,077 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 11:25:17,078 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 11:25:17,078 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 11:25:17,078 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 11:25:17,078 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 11:25:17,078 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 11:25:17,078 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 11:25:17,078 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 11:25:17,078 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 11:25:17,079 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 11:25:17,079 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 11:25:17,079 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 11:25:17,079 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 11:25:17,079 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_029fc6b0-d4cd-415e-ac21-37071a581649/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 -> 74af0999cbe879befd0a6903faa6dabc12f5915f [2019-12-07 11:25:17,245 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 11:25:17,253 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 11:25:17,255 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 11:25:17,256 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 11:25:17,256 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 11:25:17,256 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_029fc6b0-d4cd-415e-ac21-37071a581649/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec2_product53.cil.c [2019-12-07 11:25:17,292 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_029fc6b0-d4cd-415e-ac21-37071a581649/bin/utaipan/data/c6b214cc2/0d34c27888214e90917694ac0dc62ba2/FLAGd0965d800 [2019-12-07 11:25:17,631 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 11:25:17,631 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_029fc6b0-d4cd-415e-ac21-37071a581649/sv-benchmarks/c/product-lines/minepump_spec2_product53.cil.c [2019-12-07 11:25:17,640 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_029fc6b0-d4cd-415e-ac21-37071a581649/bin/utaipan/data/c6b214cc2/0d34c27888214e90917694ac0dc62ba2/FLAGd0965d800 [2019-12-07 11:25:17,649 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_029fc6b0-d4cd-415e-ac21-37071a581649/bin/utaipan/data/c6b214cc2/0d34c27888214e90917694ac0dc62ba2 [2019-12-07 11:25:17,651 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 11:25:17,652 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 11:25:17,653 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 11:25:17,653 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 11:25:17,655 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 11:25:17,655 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 11:25:17" (1/1) ... [2019-12-07 11:25:17,657 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b70e7d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:25:17, skipping insertion in model container [2019-12-07 11:25:17,657 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 11:25:17" (1/1) ... [2019-12-07 11:25:17,662 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 11:25:17,689 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 11:25:17,899 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 11:25:17,909 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2019-12-07 11:25:17,914 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 11:25:17,955 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 11:25:17,959 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 11:25:18,000 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 11:25:18,024 INFO L208 MainTranslator]: Completed translation [2019-12-07 11:25:18,024 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:25:18 WrapperNode [2019-12-07 11:25:18,024 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 11:25:18,025 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 11:25:18,025 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 11:25:18,025 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 11:25:18,030 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:25:18" (1/1) ... [2019-12-07 11:25:18,044 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:25:18" (1/1) ... [2019-12-07 11:25:18,076 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 11:25:18,076 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 11:25:18,076 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 11:25:18,076 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 11:25:18,083 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:25:18" (1/1) ... [2019-12-07 11:25:18,083 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:25:18" (1/1) ... [2019-12-07 11:25:18,088 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:25:18" (1/1) ... [2019-12-07 11:25:18,088 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:25:18" (1/1) ... [2019-12-07 11:25:18,102 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:25:18" (1/1) ... [2019-12-07 11:25:18,110 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:25:18" (1/1) ... [2019-12-07 11:25:18,113 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:25:18" (1/1) ... [2019-12-07 11:25:18,117 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 11:25:18,118 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 11:25:18,118 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 11:25:18,118 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 11:25:18,119 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:25:18" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_029fc6b0-d4cd-415e-ac21-37071a581649/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 11:25:18,169 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 11:25:18,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2019-12-07 11:25:18,169 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 11:25:18,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 11:25:18,856 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 11:25:18,857 INFO L287 CfgBuilder]: Removed 278 assume(true) statements. [2019-12-07 11:25:18,858 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 11:25:18 BoogieIcfgContainer [2019-12-07 11:25:18,858 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 11:25:18,859 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 11:25:18,859 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 11:25:18,861 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 11:25:18,861 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 11:25:17" (1/3) ... [2019-12-07 11:25:18,861 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7390a717 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 11:25:18, skipping insertion in model container [2019-12-07 11:25:18,862 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:25:18" (2/3) ... [2019-12-07 11:25:18,862 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7390a717 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 11:25:18, skipping insertion in model container [2019-12-07 11:25:18,862 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 11:25:18" (3/3) ... [2019-12-07 11:25:18,863 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product53.cil.c [2019-12-07 11:25:18,870 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 11:25:18,875 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-12-07 11:25:18,883 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-12-07 11:25:18,901 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 11:25:18,901 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 11:25:18,901 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 11:25:18,902 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 11:25:18,902 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 11:25:18,902 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 11:25:18,902 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 11:25:18,902 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 11:25:18,916 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states. [2019-12-07 11:25:18,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-12-07 11:25:18,921 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 11:25:18,922 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 11:25:18,922 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 11:25:18,926 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 11:25:18,926 INFO L82 PathProgramCache]: Analyzing trace with hash 1813047236, now seen corresponding path program 1 times [2019-12-07 11:25:18,934 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 11:25:18,935 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [953422325] [2019-12-07 11:25:18,935 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_029fc6b0-d4cd-415e-ac21-37071a581649/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 11:25:19,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 11:25:19,085 INFO L264 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 1 conjunts are in the unsatisfiable core [2019-12-07 11:25:19,089 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 11:25:19,099 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 11:25:19,099 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 11:25:19,103 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 11:25:19,104 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [953422325] [2019-12-07 11:25:19,104 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 11:25:19,105 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-12-07 11:25:19,105 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2087177407] [2019-12-07 11:25:19,109 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-07 11:25:19,109 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 11:25:19,118 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-07 11:25:19,119 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 11:25:19,120 INFO L87 Difference]: Start difference. First operand 193 states. Second operand 2 states. [2019-12-07 11:25:19,148 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 11:25:19,149 INFO L93 Difference]: Finished difference Result 379 states and 582 transitions. [2019-12-07 11:25:19,149 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-07 11:25:19,150 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2019-12-07 11:25:19,150 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 11:25:19,159 INFO L225 Difference]: With dead ends: 379 [2019-12-07 11:25:19,159 INFO L226 Difference]: Without dead ends: 189 [2019-12-07 11:25:19,162 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 11:25:19,175 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 189 states. [2019-12-07 11:25:19,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 189 to 189. [2019-12-07 11:25:19,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 189 states. [2019-12-07 11:25:19,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 189 states and 283 transitions. [2019-12-07 11:25:19,199 INFO L78 Accepts]: Start accepts. Automaton has 189 states and 283 transitions. Word has length 18 [2019-12-07 11:25:19,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 11:25:19,199 INFO L462 AbstractCegarLoop]: Abstraction has 189 states and 283 transitions. [2019-12-07 11:25:19,199 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-07 11:25:19,199 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 283 transitions. [2019-12-07 11:25:19,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-07 11:25:19,200 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 11:25:19,200 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 11:25:19,401 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-12-07 11:25:19,401 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 11:25:19,402 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 11:25:19,402 INFO L82 PathProgramCache]: Analyzing trace with hash 1594211267, now seen corresponding path program 1 times [2019-12-07 11:25:19,403 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 11:25:19,403 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [912698033] [2019-12-07 11:25:19,403 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_029fc6b0-d4cd-415e-ac21-37071a581649/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 11:25:19,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 11:25:19,602 INFO L264 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 11:25:19,604 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 11:25:19,621 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 11:25:19,621 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 11:25:19,630 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 11:25:19,630 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [912698033] [2019-12-07 11:25:19,630 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 11:25:19,631 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2019-12-07 11:25:19,631 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [897923241] [2019-12-07 11:25:19,632 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 11:25:19,632 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 11:25:19,633 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 11:25:19,633 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 11:25:19,633 INFO L87 Difference]: Start difference. First operand 189 states and 283 transitions. Second operand 4 states. [2019-12-07 11:25:19,649 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 11:25:19,650 INFO L93 Difference]: Finished difference Result 189 states and 283 transitions. [2019-12-07 11:25:19,650 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 11:25:19,651 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 19 [2019-12-07 11:25:19,651 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 11:25:19,652 INFO L225 Difference]: With dead ends: 189 [2019-12-07 11:25:19,652 INFO L226 Difference]: Without dead ends: 73 [2019-12-07 11:25:19,653 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 11:25:19,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2019-12-07 11:25:19,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2019-12-07 11:25:19,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 73 states. [2019-12-07 11:25:19,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 108 transitions. [2019-12-07 11:25:19,661 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 108 transitions. Word has length 19 [2019-12-07 11:25:19,662 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 11:25:19,662 INFO L462 AbstractCegarLoop]: Abstraction has 73 states and 108 transitions. [2019-12-07 11:25:19,662 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 11:25:19,662 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 108 transitions. [2019-12-07 11:25:19,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-12-07 11:25:19,663 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 11:25:19,664 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 11:25:19,864 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-12-07 11:25:19,864 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 11:25:19,865 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 11:25:19,865 INFO L82 PathProgramCache]: Analyzing trace with hash 1277587638, now seen corresponding path program 1 times [2019-12-07 11:25:19,865 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 11:25:19,865 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [953546985] [2019-12-07 11:25:19,865 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_029fc6b0-d4cd-415e-ac21-37071a581649/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 11:25:19,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 11:25:19,971 INFO L264 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 11:25:19,973 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 11:25:19,981 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 11:25:19,982 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 11:25:19,989 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 11:25:19,990 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [953546985] [2019-12-07 11:25:19,990 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 11:25:19,990 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2019-12-07 11:25:19,990 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [777046298] [2019-12-07 11:25:19,991 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 11:25:19,991 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 11:25:19,991 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 11:25:19,991 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 11:25:19,992 INFO L87 Difference]: Start difference. First operand 73 states and 108 transitions. Second operand 4 states. [2019-12-07 11:25:20,001 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 11:25:20,002 INFO L93 Difference]: Finished difference Result 139 states and 209 transitions. [2019-12-07 11:25:20,002 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 11:25:20,002 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 24 [2019-12-07 11:25:20,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 11:25:20,003 INFO L225 Difference]: With dead ends: 139 [2019-12-07 11:25:20,004 INFO L226 Difference]: Without dead ends: 73 [2019-12-07 11:25:20,004 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 11:25:20,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2019-12-07 11:25:20,010 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2019-12-07 11:25:20,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 73 states. [2019-12-07 11:25:20,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 107 transitions. [2019-12-07 11:25:20,012 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 107 transitions. Word has length 24 [2019-12-07 11:25:20,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 11:25:20,012 INFO L462 AbstractCegarLoop]: Abstraction has 73 states and 107 transitions. [2019-12-07 11:25:20,012 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 11:25:20,012 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 107 transitions. [2019-12-07 11:25:20,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-12-07 11:25:20,013 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 11:25:20,014 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 11:25:20,214 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-12-07 11:25:20,215 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 11:25:20,215 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 11:25:20,215 INFO L82 PathProgramCache]: Analyzing trace with hash -1954298508, now seen corresponding path program 1 times [2019-12-07 11:25:20,216 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 11:25:20,216 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [395498837] [2019-12-07 11:25:20,217 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_029fc6b0-d4cd-415e-ac21-37071a581649/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 11:25:20,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 11:25:20,412 INFO L264 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 11:25:20,413 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 11:25:20,418 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 11:25:20,418 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 11:25:20,420 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 11:25:20,421 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [395498837] [2019-12-07 11:25:20,421 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 11:25:20,421 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2019-12-07 11:25:20,421 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1121162952] [2019-12-07 11:25:20,422 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 11:25:20,422 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 11:25:20,422 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 11:25:20,422 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 11:25:20,422 INFO L87 Difference]: Start difference. First operand 73 states and 107 transitions. Second operand 3 states. [2019-12-07 11:25:20,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 11:25:20,476 INFO L93 Difference]: Finished difference Result 149 states and 221 transitions. [2019-12-07 11:25:20,476 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 11:25:20,476 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 27 [2019-12-07 11:25:20,477 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 11:25:20,477 INFO L225 Difference]: With dead ends: 149 [2019-12-07 11:25:20,477 INFO L226 Difference]: Without dead ends: 83 [2019-12-07 11:25:20,478 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 11:25:20,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2019-12-07 11:25:20,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 81. [2019-12-07 11:25:20,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81 states. [2019-12-07 11:25:20,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 115 transitions. [2019-12-07 11:25:20,485 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 115 transitions. Word has length 27 [2019-12-07 11:25:20,485 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 11:25:20,485 INFO L462 AbstractCegarLoop]: Abstraction has 81 states and 115 transitions. [2019-12-07 11:25:20,485 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 11:25:20,485 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 115 transitions. [2019-12-07 11:25:20,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-12-07 11:25:20,486 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 11:25:20,486 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 11:25:20,687 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2019-12-07 11:25:20,687 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 11:25:20,688 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 11:25:20,688 INFO L82 PathProgramCache]: Analyzing trace with hash 1238499427, now seen corresponding path program 1 times [2019-12-07 11:25:20,688 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 11:25:20,689 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [260538608] [2019-12-07 11:25:20,689 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_029fc6b0-d4cd-415e-ac21-37071a581649/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 11:25:20,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 11:25:20,813 INFO L264 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 11:25:20,815 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 11:25:20,827 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 11:25:20,828 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 11:25:20,835 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 11:25:20,835 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [260538608] [2019-12-07 11:25:20,835 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 11:25:20,835 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2019-12-07 11:25:20,836 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1246701575] [2019-12-07 11:25:20,836 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 11:25:20,836 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 11:25:20,836 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 11:25:20,836 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 11:25:20,837 INFO L87 Difference]: Start difference. First operand 81 states and 115 transitions. Second operand 5 states. [2019-12-07 11:25:20,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 11:25:20,895 INFO L93 Difference]: Finished difference Result 211 states and 298 transitions. [2019-12-07 11:25:20,895 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-12-07 11:25:20,895 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2019-12-07 11:25:20,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 11:25:20,896 INFO L225 Difference]: With dead ends: 211 [2019-12-07 11:25:20,896 INFO L226 Difference]: Without dead ends: 137 [2019-12-07 11:25:20,897 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 63 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 11:25:20,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2019-12-07 11:25:20,903 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 90. [2019-12-07 11:25:20,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 90 states. [2019-12-07 11:25:20,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 124 transitions. [2019-12-07 11:25:20,904 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 124 transitions. Word has length 33 [2019-12-07 11:25:20,904 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 11:25:20,904 INFO L462 AbstractCegarLoop]: Abstraction has 90 states and 124 transitions. [2019-12-07 11:25:20,904 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 11:25:20,904 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 124 transitions. [2019-12-07 11:25:20,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-12-07 11:25:20,905 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 11:25:20,905 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 11:25:21,106 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2019-12-07 11:25:21,106 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 11:25:21,107 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 11:25:21,107 INFO L82 PathProgramCache]: Analyzing trace with hash -2123004160, now seen corresponding path program 1 times [2019-12-07 11:25:21,108 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 11:25:21,108 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1537898720] [2019-12-07 11:25:21,109 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_029fc6b0-d4cd-415e-ac21-37071a581649/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 11:25:21,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 11:25:21,228 INFO L264 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 11:25:21,239 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 11:25:21,253 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 11:25:21,253 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 11:25:21,256 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 11:25:21,256 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1537898720] [2019-12-07 11:25:21,256 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 11:25:21,256 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2019-12-07 11:25:21,257 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [636591168] [2019-12-07 11:25:21,257 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 11:25:21,257 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 11:25:21,257 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 11:25:21,257 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 11:25:21,257 INFO L87 Difference]: Start difference. First operand 90 states and 124 transitions. Second operand 5 states. [2019-12-07 11:25:21,329 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 11:25:21,329 INFO L93 Difference]: Finished difference Result 436 states and 609 transitions. [2019-12-07 11:25:21,330 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-12-07 11:25:21,330 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2019-12-07 11:25:21,330 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 11:25:21,332 INFO L225 Difference]: With dead ends: 436 [2019-12-07 11:25:21,332 INFO L226 Difference]: Without dead ends: 353 [2019-12-07 11:25:21,332 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 11:25:21,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 353 states. [2019-12-07 11:25:21,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 353 to 165. [2019-12-07 11:25:21,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 165 states. [2019-12-07 11:25:21,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 226 transitions. [2019-12-07 11:25:21,349 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 226 transitions. Word has length 33 [2019-12-07 11:25:21,349 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 11:25:21,349 INFO L462 AbstractCegarLoop]: Abstraction has 165 states and 226 transitions. [2019-12-07 11:25:21,349 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 11:25:21,349 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 226 transitions. [2019-12-07 11:25:21,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-12-07 11:25:21,350 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 11:25:21,350 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 11:25:21,551 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2019-12-07 11:25:21,551 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 11:25:21,551 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 11:25:21,551 INFO L82 PathProgramCache]: Analyzing trace with hash -2127856776, now seen corresponding path program 1 times [2019-12-07 11:25:21,552 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 11:25:21,552 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [899714194] [2019-12-07 11:25:21,552 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_029fc6b0-d4cd-415e-ac21-37071a581649/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 11:25:21,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 11:25:21,644 INFO L264 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 11:25:21,645 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 11:25:21,659 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 11:25:21,659 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 11:25:21,662 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 11:25:21,662 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [899714194] [2019-12-07 11:25:21,662 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 11:25:21,662 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2019-12-07 11:25:21,662 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2077897018] [2019-12-07 11:25:21,663 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 11:25:21,663 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 11:25:21,663 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 11:25:21,663 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 11:25:21,663 INFO L87 Difference]: Start difference. First operand 165 states and 226 transitions. Second operand 5 states. [2019-12-07 11:25:21,821 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 11:25:21,821 INFO L93 Difference]: Finished difference Result 628 states and 863 transitions. [2019-12-07 11:25:21,821 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-12-07 11:25:21,821 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2019-12-07 11:25:21,822 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 11:25:21,824 INFO L225 Difference]: With dead ends: 628 [2019-12-07 11:25:21,824 INFO L226 Difference]: Without dead ends: 470 [2019-12-07 11:25:21,824 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 11:25:21,825 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 470 states. [2019-12-07 11:25:21,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 470 to 164. [2019-12-07 11:25:21,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 164 states. [2019-12-07 11:25:21,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 223 transitions. [2019-12-07 11:25:21,835 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 223 transitions. Word has length 34 [2019-12-07 11:25:21,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 11:25:21,835 INFO L462 AbstractCegarLoop]: Abstraction has 164 states and 223 transitions. [2019-12-07 11:25:21,835 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 11:25:21,835 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 223 transitions. [2019-12-07 11:25:21,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-12-07 11:25:21,836 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 11:25:21,836 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 11:25:22,036 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 mathsat -unsat_core_generation=3 [2019-12-07 11:25:22,037 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 11:25:22,037 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 11:25:22,037 INFO L82 PathProgramCache]: Analyzing trace with hash 1934711389, now seen corresponding path program 1 times [2019-12-07 11:25:22,038 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 11:25:22,038 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [599151191] [2019-12-07 11:25:22,039 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_029fc6b0-d4cd-415e-ac21-37071a581649/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 11:25:22,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 11:25:22,222 INFO L264 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 4 conjunts are in the unsatisfiable core [2019-12-07 11:25:22,224 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 11:25:22,236 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 11:25:22,236 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 11:25:22,252 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 11:25:22,253 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [599151191] [2019-12-07 11:25:22,253 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 11:25:22,253 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2019-12-07 11:25:22,253 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [146729353] [2019-12-07 11:25:22,254 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-12-07 11:25:22,254 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 11:25:22,254 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-12-07 11:25:22,254 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-12-07 11:25:22,254 INFO L87 Difference]: Start difference. First operand 164 states and 223 transitions. Second operand 6 states. [2019-12-07 11:25:22,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 11:25:22,346 INFO L93 Difference]: Finished difference Result 431 states and 579 transitions. [2019-12-07 11:25:22,347 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 11:25:22,347 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 34 [2019-12-07 11:25:22,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 11:25:22,348 INFO L225 Difference]: With dead ends: 431 [2019-12-07 11:25:22,348 INFO L226 Difference]: Without dead ends: 274 [2019-12-07 11:25:22,349 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 63 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 11:25:22,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 274 states. [2019-12-07 11:25:22,360 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 274 to 176. [2019-12-07 11:25:22,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 176 states. [2019-12-07 11:25:22,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 176 states and 235 transitions. [2019-12-07 11:25:22,361 INFO L78 Accepts]: Start accepts. Automaton has 176 states and 235 transitions. Word has length 34 [2019-12-07 11:25:22,362 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 11:25:22,362 INFO L462 AbstractCegarLoop]: Abstraction has 176 states and 235 transitions. [2019-12-07 11:25:22,362 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-12-07 11:25:22,362 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 235 transitions. [2019-12-07 11:25:22,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-12-07 11:25:22,363 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 11:25:22,363 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 11:25:22,563 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 mathsat -unsat_core_generation=3 [2019-12-07 11:25:22,564 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 11:25:22,564 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 11:25:22,565 INFO L82 PathProgramCache]: Analyzing trace with hash 1347905375, now seen corresponding path program 1 times [2019-12-07 11:25:22,565 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 11:25:22,566 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [78430494] [2019-12-07 11:25:22,566 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_029fc6b0-d4cd-415e-ac21-37071a581649/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 11:25:22,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 11:25:22,694 INFO L264 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 11:25:22,695 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 11:25:22,700 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 11:25:22,700 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 11:25:22,707 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 11:25:22,707 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [78430494] [2019-12-07 11:25:22,707 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 11:25:22,707 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2019-12-07 11:25:22,708 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [359187201] [2019-12-07 11:25:22,708 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 11:25:22,708 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 11:25:22,708 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 11:25:22,708 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 11:25:22,708 INFO L87 Difference]: Start difference. First operand 176 states and 235 transitions. Second operand 4 states. [2019-12-07 11:25:22,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 11:25:22,767 INFO L93 Difference]: Finished difference Result 524 states and 703 transitions. [2019-12-07 11:25:22,767 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 11:25:22,768 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 34 [2019-12-07 11:25:22,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 11:25:22,770 INFO L225 Difference]: With dead ends: 524 [2019-12-07 11:25:22,770 INFO L226 Difference]: Without dead ends: 355 [2019-12-07 11:25:22,770 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 64 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 11:25:22,771 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 355 states. [2019-12-07 11:25:22,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 355 to 301. [2019-12-07 11:25:22,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 301 states. [2019-12-07 11:25:22,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 301 states and 398 transitions. [2019-12-07 11:25:22,789 INFO L78 Accepts]: Start accepts. Automaton has 301 states and 398 transitions. Word has length 34 [2019-12-07 11:25:22,790 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 11:25:22,790 INFO L462 AbstractCegarLoop]: Abstraction has 301 states and 398 transitions. [2019-12-07 11:25:22,790 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 11:25:22,790 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 398 transitions. [2019-12-07 11:25:22,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-12-07 11:25:22,790 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 11:25:22,791 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] [2019-12-07 11:25:22,991 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 mathsat -unsat_core_generation=3 [2019-12-07 11:25:22,991 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 11:25:22,992 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 11:25:22,992 INFO L82 PathProgramCache]: Analyzing trace with hash -48040801, now seen corresponding path program 1 times [2019-12-07 11:25:22,992 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 11:25:22,993 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1067408487] [2019-12-07 11:25:22,993 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_029fc6b0-d4cd-415e-ac21-37071a581649/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 11:25:23,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 11:25:23,104 INFO L264 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 11:25:23,105 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 11:25:23,110 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 11:25:23,111 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 11:25:23,113 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 11:25:23,113 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1067408487] [2019-12-07 11:25:23,113 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 11:25:23,113 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2019-12-07 11:25:23,113 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2115297979] [2019-12-07 11:25:23,114 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 11:25:23,114 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 11:25:23,114 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 11:25:23,114 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 11:25:23,114 INFO L87 Difference]: Start difference. First operand 301 states and 398 transitions. Second operand 3 states. [2019-12-07 11:25:23,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 11:25:23,169 INFO L93 Difference]: Finished difference Result 531 states and 700 transitions. [2019-12-07 11:25:23,169 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 11:25:23,169 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 35 [2019-12-07 11:25:23,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 11:25:23,172 INFO L225 Difference]: With dead ends: 531 [2019-12-07 11:25:23,172 INFO L226 Difference]: Without dead ends: 529 [2019-12-07 11:25:23,173 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 67 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 11:25:23,174 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 529 states. [2019-12-07 11:25:23,198 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 529 to 386. [2019-12-07 11:25:23,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 386 states. [2019-12-07 11:25:23,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 386 states and 523 transitions. [2019-12-07 11:25:23,200 INFO L78 Accepts]: Start accepts. Automaton has 386 states and 523 transitions. Word has length 35 [2019-12-07 11:25:23,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 11:25:23,201 INFO L462 AbstractCegarLoop]: Abstraction has 386 states and 523 transitions. [2019-12-07 11:25:23,201 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 11:25:23,201 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 523 transitions. [2019-12-07 11:25:23,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-12-07 11:25:23,202 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 11:25:23,203 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-12-07 11:25:23,403 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 mathsat -unsat_core_generation=3 [2019-12-07 11:25:23,404 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 11:25:23,404 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 11:25:23,404 INFO L82 PathProgramCache]: Analyzing trace with hash -1372309068, now seen corresponding path program 1 times [2019-12-07 11:25:23,404 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 11:25:23,405 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1128930112] [2019-12-07 11:25:23,405 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_029fc6b0-d4cd-415e-ac21-37071a581649/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 11:25:23,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 11:25:23,539 INFO L264 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 11:25:23,540 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 11:25:23,546 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 11:25:23,547 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 11:25:23,555 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 11:25:23,555 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1128930112] [2019-12-07 11:25:23,555 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 11:25:23,555 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2019-12-07 11:25:23,555 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [853450573] [2019-12-07 11:25:23,556 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 11:25:23,556 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 11:25:23,556 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 11:25:23,556 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 11:25:23,556 INFO L87 Difference]: Start difference. First operand 386 states and 523 transitions. Second operand 4 states. [2019-12-07 11:25:23,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 11:25:23,733 INFO L93 Difference]: Finished difference Result 678 states and 931 transitions. [2019-12-07 11:25:23,733 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 11:25:23,733 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 60 [2019-12-07 11:25:23,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 11:25:23,735 INFO L225 Difference]: With dead ends: 678 [2019-12-07 11:25:23,735 INFO L226 Difference]: Without dead ends: 299 [2019-12-07 11:25:23,735 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 116 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 11:25:23,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 299 states. [2019-12-07 11:25:23,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 299 to 299. [2019-12-07 11:25:23,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 299 states. [2019-12-07 11:25:23,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 299 states and 391 transitions. [2019-12-07 11:25:23,750 INFO L78 Accepts]: Start accepts. Automaton has 299 states and 391 transitions. Word has length 60 [2019-12-07 11:25:23,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 11:25:23,750 INFO L462 AbstractCegarLoop]: Abstraction has 299 states and 391 transitions. [2019-12-07 11:25:23,750 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 11:25:23,750 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 391 transitions. [2019-12-07 11:25:23,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-12-07 11:25:23,751 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 11:25:23,751 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 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] [2019-12-07 11:25:23,951 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 mathsat -unsat_core_generation=3 [2019-12-07 11:25:23,951 INFO L410 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 11:25:23,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 11:25:23,952 INFO L82 PathProgramCache]: Analyzing trace with hash 777418342, now seen corresponding path program 1 times [2019-12-07 11:25:23,952 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 11:25:23,952 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [860990351] [2019-12-07 11:25:23,952 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_029fc6b0-d4cd-415e-ac21-37071a581649/bin/utaipan/mathsat Starting monitored process 13 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with mathsat -unsat_core_generation=3 [2019-12-07 11:25:24,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 11:25:24,056 INFO L264 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 7 conjunts are in the unsatisfiable core [2019-12-07 11:25:24,058 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 11:25:24,086 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-07 11:25:24,086 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 11:25:24,120 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-07 11:25:24,120 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [860990351] [2019-12-07 11:25:24,120 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 11:25:24,120 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2019-12-07 11:25:24,120 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1038536398] [2019-12-07 11:25:24,121 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-12-07 11:25:24,121 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 11:25:24,121 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-12-07 11:25:24,121 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2019-12-07 11:25:24,121 INFO L87 Difference]: Start difference. First operand 299 states and 391 transitions. Second operand 10 states. [2019-12-07 11:25:24,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 11:25:24,468 INFO L93 Difference]: Finished difference Result 952 states and 1232 transitions. [2019-12-07 11:25:24,469 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-12-07 11:25:24,469 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 63 [2019-12-07 11:25:24,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 11:25:24,469 INFO L225 Difference]: With dead ends: 952 [2019-12-07 11:25:24,469 INFO L226 Difference]: Without dead ends: 0 [2019-12-07 11:25:24,470 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 119 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=80, Invalid=192, Unknown=0, NotChecked=0, Total=272 [2019-12-07 11:25:24,470 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-12-07 11:25:24,470 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-12-07 11:25:24,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-12-07 11:25:24,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-12-07 11:25:24,470 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 63 [2019-12-07 11:25:24,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 11:25:24,471 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 11:25:24,471 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-12-07 11:25:24,471 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-12-07 11:25:24,471 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-07 11:25:24,671 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 mathsat -unsat_core_generation=3 [2019-12-07 11:25:24,673 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-12-07 11:25:24,818 WARN L192 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 88 [2019-12-07 11:25:24,960 WARN L192 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 116 [2019-12-07 11:25:25,134 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 125 [2019-12-07 11:25:25,614 WARN L192 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 30 [2019-12-07 11:25:26,138 WARN L192 SmtUtils]: Spent 519.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 24 [2019-12-07 11:25:26,565 WARN L192 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 27 [2019-12-07 11:25:27,121 WARN L192 SmtUtils]: Spent 550.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 34 [2019-12-07 11:25:27,307 WARN L192 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 25 [2019-12-07 11:25:27,439 WARN L192 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 16 [2019-12-07 11:25:27,688 WARN L192 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 26 [2019-12-07 11:25:27,958 WARN L192 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 25 [2019-12-07 11:25:28,232 WARN L192 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 27 [2019-12-07 11:25:28,632 WARN L192 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 30 [2019-12-07 11:25:28,957 WARN L192 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 30 [2019-12-07 11:25:28,963 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-12-07 11:25:28,964 INFO L246 CegarLoopResult]: For program point L863(lines 863 867) no Hoare annotation was computed. [2019-12-07 11:25:28,964 INFO L246 CegarLoopResult]: For program point L863-3(lines 863 867) no Hoare annotation was computed. [2019-12-07 11:25:28,964 INFO L246 CegarLoopResult]: For program point L863-6(lines 863 867) no Hoare annotation was computed. [2019-12-07 11:25:28,964 INFO L246 CegarLoopResult]: For program point L533(lines 533 550) no Hoare annotation was computed. [2019-12-07 11:25:28,964 INFO L246 CegarLoopResult]: For program point L533-1(lines 533 550) no Hoare annotation was computed. [2019-12-07 11:25:28,964 INFO L246 CegarLoopResult]: For program point L533-2(lines 533 550) no Hoare annotation was computed. [2019-12-07 11:25:28,964 INFO L246 CegarLoopResult]: For program point L533-3(lines 533 550) no Hoare annotation was computed. [2019-12-07 11:25:28,964 INFO L246 CegarLoopResult]: For program point L533-4(lines 533 550) no Hoare annotation was computed. [2019-12-07 11:25:28,964 INFO L246 CegarLoopResult]: For program point L533-5(lines 533 550) no Hoare annotation was computed. [2019-12-07 11:25:28,964 INFO L246 CegarLoopResult]: For program point L533-6(lines 533 550) no Hoare annotation was computed. [2019-12-07 11:25:28,964 INFO L246 CegarLoopResult]: For program point L533-7(lines 533 550) no Hoare annotation was computed. [2019-12-07 11:25:28,964 INFO L246 CegarLoopResult]: For program point L533-8(lines 533 550) no Hoare annotation was computed. [2019-12-07 11:25:28,964 INFO L246 CegarLoopResult]: For program point L533-9(lines 533 550) no Hoare annotation was computed. [2019-12-07 11:25:28,964 INFO L246 CegarLoopResult]: For program point L533-10(lines 533 550) no Hoare annotation was computed. [2019-12-07 11:25:28,964 INFO L246 CegarLoopResult]: For program point L533-11(lines 533 550) no Hoare annotation was computed. [2019-12-07 11:25:28,965 INFO L242 CegarLoopResult]: At program point L501(lines 500 519) the Hoare annotation is: (let ((.cse0 (= (_ bv1 32) ~pumpRunning~0)) (.cse5 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse6 (= ~methAndRunningLastTime~0 (_ bv0 32))) (.cse4 (= (_ 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 .cse2 .cse3) (and .cse4 .cse5 .cse1 .cse3 (bvslt ~waterLevel~0 (_ bv2 32))) (and .cse0 .cse5 .cse1 (= (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)) (_ bv0 32)) .cse3) (and .cse4 .cse1 .cse5 .cse6 .cse3) (and .cse0 .cse5 .cse1 .cse6 .cse3) (and .cse4 .cse1 .cse2 .cse3))) [2019-12-07 11:25:28,965 INFO L246 CegarLoopResult]: For program point L501-1(lines 501 507) no Hoare annotation was computed. [2019-12-07 11:25:28,965 INFO L242 CegarLoopResult]: At program point L501-2(lines 500 519) the Hoare annotation is: false [2019-12-07 11:25:28,965 INFO L242 CegarLoopResult]: At program point L501-3(lines 500 519) the Hoare annotation is: false [2019-12-07 11:25:28,965 INFO L246 CegarLoopResult]: For program point L73(lines 73 79) no Hoare annotation was computed. [2019-12-07 11:25:28,965 INFO L242 CegarLoopResult]: At program point L73-1(lines 73 79) the Hoare annotation is: (let ((.cse0 (= (_ bv1 32) ~pumpRunning~0)) (.cse7 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse5 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse1 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse6 (= ~methAndRunningLastTime~0 (_ bv0 32))) (.cse3 (= (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)) (_ bv0 32))) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse1 .cse6 .cse7 .cse4) (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse0 .cse1 .cse6 (= (_ bv0 32) ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~9) .cse7 .cse4) (and .cse5 .cse2 .cse1 .cse6 .cse3 .cse4))) [2019-12-07 11:25:28,965 INFO L246 CegarLoopResult]: For program point L734(lines 734 751) no Hoare annotation was computed. [2019-12-07 11:25:28,965 INFO L242 CegarLoopResult]: At program point L734-1(lines 1 993) the Hoare annotation is: (let ((.cse0 (= (_ bv1 32) ~pumpRunning~0)) (.cse7 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse5 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse1 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse6 (= ~methAndRunningLastTime~0 (_ bv0 32))) (.cse3 (= (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)) (_ bv0 32))) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse1 .cse6 .cse7 .cse4) (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse0 .cse1 .cse6 (= (_ bv0 32) ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~9) .cse7 .cse4) (and .cse5 .cse2 .cse1 .cse6 .cse3 .cse4))) [2019-12-07 11:25:28,965 INFO L242 CegarLoopResult]: At program point L767-2(lines 767 781) the Hoare annotation is: false [2019-12-07 11:25:28,965 INFO L246 CegarLoopResult]: For program point L734-2(lines 734 751) no Hoare annotation was computed. [2019-12-07 11:25:28,965 INFO L242 CegarLoopResult]: At program point L734-3(lines 1 993) the Hoare annotation is: false [2019-12-07 11:25:28,966 INFO L246 CegarLoopResult]: For program point L734-4(lines 734 751) no Hoare annotation was computed. [2019-12-07 11:25:28,966 INFO L242 CegarLoopResult]: At program point L734-5(lines 1 993) the Hoare annotation is: false [2019-12-07 11:25:28,966 INFO L242 CegarLoopResult]: At program point L900(lines 895 903) the Hoare annotation is: (let ((.cse0 (= (_ bv1 32) ~pumpRunning~0)) (.cse1 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 .cse1 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) (= (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)) (_ bv0 32)) .cse2) (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse0 .cse1 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse2))) [2019-12-07 11:25:28,966 INFO L242 CegarLoopResult]: At program point L900-1(lines 895 903) the Hoare annotation is: (let ((.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse5 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse6 (= (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)) (_ bv0 32))) (.cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse7 (= (_ bv1 32) ~pumpRunning~0)) (.cse2 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse3 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse1 .cse5 .cse2 .cse6 .cse4) (and .cse7 .cse5 .cse2 (= ~methAndRunningLastTime~0 (_ bv0 32)) .cse6 .cse4) (and .cse0 .cse7 .cse2 .cse3 .cse4))) [2019-12-07 11:25:28,966 INFO L242 CegarLoopResult]: At program point L900-2(lines 895 903) the Hoare annotation is: false [2019-12-07 11:25:28,966 INFO L242 CegarLoopResult]: At program point L900-3(lines 895 903) the Hoare annotation is: false [2019-12-07 11:25:28,966 INFO L246 CegarLoopResult]: For program point L768(line 768) no Hoare annotation was computed. [2019-12-07 11:25:28,966 INFO L242 CegarLoopResult]: At program point L900-4(lines 895 903) the Hoare annotation is: false [2019-12-07 11:25:28,966 INFO L242 CegarLoopResult]: At program point L900-5(lines 895 903) the Hoare annotation is: false [2019-12-07 11:25:28,966 INFO L246 CegarLoopResult]: For program point L537(lines 537 545) no Hoare annotation was computed. [2019-12-07 11:25:28,966 INFO L246 CegarLoopResult]: For program point L537-1(lines 537 545) no Hoare annotation was computed. [2019-12-07 11:25:28,966 INFO L246 CegarLoopResult]: For program point L537-2(lines 537 545) no Hoare annotation was computed. [2019-12-07 11:25:28,966 INFO L246 CegarLoopResult]: For program point L537-3(lines 537 545) no Hoare annotation was computed. [2019-12-07 11:25:28,966 INFO L246 CegarLoopResult]: For program point L537-4(lines 537 545) no Hoare annotation was computed. [2019-12-07 11:25:28,967 INFO L246 CegarLoopResult]: For program point L537-5(lines 537 545) no Hoare annotation was computed. [2019-12-07 11:25:28,967 INFO L246 CegarLoopResult]: For program point L537-6(lines 537 545) no Hoare annotation was computed. [2019-12-07 11:25:28,967 INFO L246 CegarLoopResult]: For program point L537-7(lines 537 545) no Hoare annotation was computed. [2019-12-07 11:25:28,967 INFO L246 CegarLoopResult]: For program point L537-8(lines 537 545) no Hoare annotation was computed. [2019-12-07 11:25:28,967 INFO L246 CegarLoopResult]: For program point L537-9(lines 537 545) no Hoare annotation was computed. [2019-12-07 11:25:28,967 INFO L246 CegarLoopResult]: For program point L537-10(lines 537 545) no Hoare annotation was computed. [2019-12-07 11:25:28,967 INFO L246 CegarLoopResult]: For program point L537-11(lines 537 545) no Hoare annotation was computed. [2019-12-07 11:25:28,967 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-12-07 11:25:28,967 INFO L242 CegarLoopResult]: At program point L109(lines 62 110) the Hoare annotation is: false [2019-12-07 11:25:28,967 INFO L242 CegarLoopResult]: At program point L638(lines 633 641) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse1 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse2 (= (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)) (_ bv0 32))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and (= (_ bv1 32) ~pumpRunning~0) .cse0 .cse1 (= ~methAndRunningLastTime~0 (_ bv0 32)) .cse2 .cse3) (and (= (_ bv0 32) ~pumpRunning~0) .cse0 .cse1 .cse2 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) .cse3))) [2019-12-07 11:25:28,967 INFO L242 CegarLoopResult]: At program point L638-1(lines 633 641) the Hoare annotation is: false [2019-12-07 11:25:28,967 INFO L242 CegarLoopResult]: At program point L638-2(lines 633 641) the Hoare annotation is: false [2019-12-07 11:25:28,967 INFO L246 CegarLoopResult]: For program point L44(line 44) no Hoare annotation was computed. [2019-12-07 11:25:28,967 INFO L246 CegarLoopResult]: For program point L44-1(line 44) no Hoare annotation was computed. [2019-12-07 11:25:28,967 INFO L246 CegarLoopResult]: For program point L44-2(line 44) no Hoare annotation was computed. [2019-12-07 11:25:28,967 INFO L246 CegarLoopResult]: For program point L771(lines 771 775) no Hoare annotation was computed. [2019-12-07 11:25:28,967 INFO L246 CegarLoopResult]: For program point L738(lines 738 748) no Hoare annotation was computed. [2019-12-07 11:25:28,968 INFO L246 CegarLoopResult]: For program point L771-1(lines 501 507) no Hoare annotation was computed. [2019-12-07 11:25:28,968 INFO L246 CegarLoopResult]: For program point L738-2(lines 738 748) no Hoare annotation was computed. [2019-12-07 11:25:28,968 INFO L246 CegarLoopResult]: For program point L738-4(lines 738 748) no Hoare annotation was computed. [2019-12-07 11:25:28,968 INFO L246 CegarLoopResult]: For program point L739(lines 739 745) no Hoare annotation was computed. [2019-12-07 11:25:28,968 INFO L246 CegarLoopResult]: For program point L706(lines 706 710) no Hoare annotation was computed. [2019-12-07 11:25:28,968 INFO L246 CegarLoopResult]: For program point L739-2(lines 739 745) no Hoare annotation was computed. [2019-12-07 11:25:28,968 INFO L246 CegarLoopResult]: For program point L706-2(lines 706 710) no Hoare annotation was computed. [2019-12-07 11:25:28,968 INFO L246 CegarLoopResult]: For program point L706-3(lines 706 710) no Hoare annotation was computed. [2019-12-07 11:25:28,968 INFO L246 CegarLoopResult]: For program point L739-4(lines 739 745) no Hoare annotation was computed. [2019-12-07 11:25:28,968 INFO L246 CegarLoopResult]: For program point L706-5(lines 706 710) no Hoare annotation was computed. [2019-12-07 11:25:28,968 INFO L242 CegarLoopResult]: At program point L508(lines 508 514) the Hoare annotation is: (let ((.cse0 (= (_ bv1 32) ~pumpRunning~0)) (.cse5 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse4 (= (_ 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 .cse2 .cse3) (and .cse4 .cse1 .cse5 .cse3) (and .cse0 .cse5 .cse1 (= ~methAndRunningLastTime~0 (_ bv0 32)) .cse3) (and .cse4 .cse1 .cse2 .cse3))) [2019-12-07 11:25:28,968 INFO L246 CegarLoopResult]: For program point L706-6(lines 706 710) no Hoare annotation was computed. [2019-12-07 11:25:28,968 INFO L242 CegarLoopResult]: At program point L508-1(lines 508 514) the Hoare annotation is: false [2019-12-07 11:25:28,968 INFO L246 CegarLoopResult]: For program point L706-8(lines 706 710) no Hoare annotation was computed. [2019-12-07 11:25:28,968 INFO L242 CegarLoopResult]: At program point L508-2(lines 508 514) the Hoare annotation is: false [2019-12-07 11:25:28,968 INFO L246 CegarLoopResult]: For program point L706-9(lines 706 710) no Hoare annotation was computed. [2019-12-07 11:25:28,968 INFO L246 CegarLoopResult]: For program point L706-11(lines 706 710) no Hoare annotation was computed. [2019-12-07 11:25:28,968 INFO L246 CegarLoopResult]: For program point L706-12(lines 706 710) no Hoare annotation was computed. [2019-12-07 11:25:28,968 INFO L246 CegarLoopResult]: For program point L706-14(lines 706 710) no Hoare annotation was computed. [2019-12-07 11:25:28,969 INFO L246 CegarLoopResult]: For program point L706-15(lines 706 710) no Hoare annotation was computed. [2019-12-07 11:25:28,969 INFO L246 CegarLoopResult]: For program point L706-17(lines 706 710) no Hoare annotation was computed. [2019-12-07 11:25:28,969 INFO L246 CegarLoopResult]: For program point L940(lines 940 946) no Hoare annotation was computed. [2019-12-07 11:25:28,969 INFO L246 CegarLoopResult]: For program point L940-1(lines 940 946) no Hoare annotation was computed. [2019-12-07 11:25:28,969 INFO L246 CegarLoopResult]: For program point L940-2(lines 940 946) no Hoare annotation was computed. [2019-12-07 11:25:28,969 INFO L246 CegarLoopResult]: For program point L940-3(lines 940 946) no Hoare annotation was computed. [2019-12-07 11:25:28,969 INFO L246 CegarLoopResult]: For program point L940-4(lines 940 946) no Hoare annotation was computed. [2019-12-07 11:25:28,969 INFO L246 CegarLoopResult]: For program point L940-5(lines 940 946) no Hoare annotation was computed. [2019-12-07 11:25:28,969 INFO L246 CegarLoopResult]: For program point L940-6(lines 940 946) no Hoare annotation was computed. [2019-12-07 11:25:28,969 INFO L246 CegarLoopResult]: For program point L940-7(lines 940 946) no Hoare annotation was computed. [2019-12-07 11:25:28,969 INFO L246 CegarLoopResult]: For program point L940-8(lines 940 946) no Hoare annotation was computed. [2019-12-07 11:25:28,969 INFO L246 CegarLoopResult]: For program point L940-9(lines 940 946) no Hoare annotation was computed. [2019-12-07 11:25:28,969 INFO L246 CegarLoopResult]: For program point L940-10(lines 940 946) no Hoare annotation was computed. [2019-12-07 11:25:28,969 INFO L246 CegarLoopResult]: For program point L940-11(lines 940 946) no Hoare annotation was computed. [2019-12-07 11:25:28,969 INFO L246 CegarLoopResult]: For program point L875(lines 875 879) no Hoare annotation was computed. [2019-12-07 11:25:28,969 INFO L246 CegarLoopResult]: For program point L842(lines 842 849) no Hoare annotation was computed. [2019-12-07 11:25:28,969 INFO L249 CegarLoopResult]: At program point L842-1(lines 842 849) the Hoare annotation is: true [2019-12-07 11:25:28,969 INFO L246 CegarLoopResult]: For program point L83(lines 83 89) no Hoare annotation was computed. [2019-12-07 11:25:28,970 INFO L242 CegarLoopResult]: At program point L83-1(lines 83 89) the Hoare annotation is: (let ((.cse2 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse5 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= (_ bv1 32) ~pumpRunning~0)) (.cse4 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse1 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse6 (= ~methAndRunningLastTime~0 (_ bv0 32))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse1 (= (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)) (_ bv0 32)) .cse3) (and .cse5 .cse1 .cse6 .cse2 .cse3) (and .cse5 .cse4 .cse1 .cse6 .cse3) (and .cse0 .cse4 .cse1 .cse6 .cse3))) [2019-12-07 11:25:28,970 INFO L242 CegarLoopResult]: At program point L712(lines 697 715) the Hoare annotation is: (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= ~methaneLevelCritical~0 (_ bv0 32)) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 11:25:28,970 INFO L242 CegarLoopResult]: At program point L712-1(lines 697 715) the Hoare annotation is: false [2019-12-07 11:25:28,970 INFO L242 CegarLoopResult]: At program point L712-2(lines 697 715) the Hoare annotation is: false [2019-12-07 11:25:28,970 INFO L242 CegarLoopResult]: At program point L712-3(lines 697 715) the Hoare annotation is: false [2019-12-07 11:25:28,970 INFO L242 CegarLoopResult]: At program point L712-4(lines 697 715) the Hoare annotation is: false [2019-12-07 11:25:28,970 INFO L242 CegarLoopResult]: At program point L712-5(lines 697 715) the Hoare annotation is: false [2019-12-07 11:25:28,970 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-12-07 11:25:28,970 INFO L242 CegarLoopResult]: At program point L945(lines 936 949) the Hoare annotation is: false [2019-12-07 11:25:28,970 INFO L242 CegarLoopResult]: At program point L945-1(lines 936 949) the Hoare annotation is: false [2019-12-07 11:25:28,970 INFO L242 CegarLoopResult]: At program point L945-2(lines 936 949) the Hoare annotation is: false [2019-12-07 11:25:28,970 INFO L242 CegarLoopResult]: At program point L945-3(lines 936 949) the Hoare annotation is: (let ((.cse1 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse0 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|) .cse0 .cse1 .cse2 .cse3 (bvslt ~waterLevel~0 (_ bv2 32))) (and .cse0 .cse1 .cse2 (= ~methAndRunningLastTime~0 (_ bv0 32)) .cse3) (and .cse0 .cse2 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse3))) [2019-12-07 11:25:28,970 INFO L242 CegarLoopResult]: At program point L945-4(lines 936 949) the Hoare annotation is: false [2019-12-07 11:25:28,970 INFO L242 CegarLoopResult]: At program point L945-5(lines 936 949) the Hoare annotation is: false [2019-12-07 11:25:28,970 INFO L242 CegarLoopResult]: At program point L945-6(lines 936 949) the Hoare annotation is: false [2019-12-07 11:25:28,970 INFO L242 CegarLoopResult]: At program point L945-7(lines 936 949) the Hoare annotation is: false [2019-12-07 11:25:28,971 INFO L242 CegarLoopResult]: At program point L945-8(lines 936 949) the Hoare annotation is: false [2019-12-07 11:25:28,971 INFO L242 CegarLoopResult]: At program point L945-9(lines 936 949) the Hoare annotation is: false [2019-12-07 11:25:28,971 INFO L242 CegarLoopResult]: At program point L945-10(lines 936 949) the Hoare annotation is: false [2019-12-07 11:25:28,971 INFO L242 CegarLoopResult]: At program point L945-11(lines 936 949) the Hoare annotation is: false [2019-12-07 11:25:28,971 INFO L242 CegarLoopResult]: At program point L815(lines 811 817) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methAndRunningLastTime~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 11:25:28,971 INFO L246 CegarLoopResult]: For program point L585(lines 585 602) no Hoare annotation was computed. [2019-12-07 11:25:28,971 INFO L246 CegarLoopResult]: For program point L585-1(lines 585 602) no Hoare annotation was computed. [2019-12-07 11:25:28,971 INFO L246 CegarLoopResult]: For program point L585-2(lines 585 602) no Hoare annotation was computed. [2019-12-07 11:25:28,971 INFO L242 CegarLoopResult]: At program point L982(lines 1 993) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methAndRunningLastTime~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 11:25:28,971 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-12-07 11:25:28,971 INFO L249 CegarLoopResult]: At program point L851(lines 832 854) the Hoare annotation is: true [2019-12-07 11:25:28,971 INFO L246 CegarLoopResult]: For program point L687(lines 687 691) no Hoare annotation was computed. [2019-12-07 11:25:28,971 INFO L246 CegarLoopResult]: For program point L687-2(lines 687 691) no Hoare annotation was computed. [2019-12-07 11:25:28,971 INFO L246 CegarLoopResult]: For program point L687-3(lines 687 691) no Hoare annotation was computed. [2019-12-07 11:25:28,971 INFO L246 CegarLoopResult]: For program point L687-5(lines 687 691) no Hoare annotation was computed. [2019-12-07 11:25:28,971 INFO L246 CegarLoopResult]: For program point L687-6(lines 687 691) no Hoare annotation was computed. [2019-12-07 11:25:28,971 INFO L246 CegarLoopResult]: For program point L687-8(lines 687 691) no Hoare annotation was computed. [2019-12-07 11:25:28,971 INFO L246 CegarLoopResult]: For program point L687-9(lines 687 691) no Hoare annotation was computed. [2019-12-07 11:25:28,972 INFO L246 CegarLoopResult]: For program point L687-11(lines 687 691) no Hoare annotation was computed. [2019-12-07 11:25:28,972 INFO L246 CegarLoopResult]: For program point L687-12(lines 687 691) no Hoare annotation was computed. [2019-12-07 11:25:28,972 INFO L246 CegarLoopResult]: For program point L687-14(lines 687 691) no Hoare annotation was computed. [2019-12-07 11:25:28,972 INFO L246 CegarLoopResult]: For program point L687-15(lines 687 691) no Hoare annotation was computed. [2019-12-07 11:25:28,972 INFO L246 CegarLoopResult]: For program point L687-17(lines 687 691) no Hoare annotation was computed. [2019-12-07 11:25:28,972 INFO L246 CegarLoopResult]: For program point L93(lines 93 104) no Hoare annotation was computed. [2019-12-07 11:25:28,972 INFO L246 CegarLoopResult]: For program point L687-18(lines 687 691) no Hoare annotation was computed. [2019-12-07 11:25:28,972 INFO L246 CegarLoopResult]: For program point L687-20(lines 687 691) no Hoare annotation was computed. [2019-12-07 11:25:28,972 INFO L246 CegarLoopResult]: For program point L687-21(lines 687 691) no Hoare annotation was computed. [2019-12-07 11:25:28,972 INFO L246 CegarLoopResult]: For program point L687-23(lines 687 691) no Hoare annotation was computed. [2019-12-07 11:25:28,972 INFO L246 CegarLoopResult]: For program point L687-24(lines 687 691) no Hoare annotation was computed. [2019-12-07 11:25:28,972 INFO L246 CegarLoopResult]: For program point L687-26(lines 687 691) no Hoare annotation was computed. [2019-12-07 11:25:28,972 INFO L246 CegarLoopResult]: For program point L687-27(lines 687 691) no Hoare annotation was computed. [2019-12-07 11:25:28,972 INFO L246 CegarLoopResult]: For program point L687-29(lines 687 691) no Hoare annotation was computed. [2019-12-07 11:25:28,972 INFO L246 CegarLoopResult]: For program point L687-30(lines 687 691) no Hoare annotation was computed. [2019-12-07 11:25:28,972 INFO L246 CegarLoopResult]: For program point L687-32(lines 687 691) no Hoare annotation was computed. [2019-12-07 11:25:28,972 INFO L246 CegarLoopResult]: For program point L687-33(lines 687 691) no Hoare annotation was computed. [2019-12-07 11:25:28,972 INFO L246 CegarLoopResult]: For program point L589(lines 589 597) no Hoare annotation was computed. [2019-12-07 11:25:28,972 INFO L246 CegarLoopResult]: For program point L589-1(lines 589 597) no Hoare annotation was computed. [2019-12-07 11:25:28,972 INFO L246 CegarLoopResult]: For program point L687-35(lines 687 691) no Hoare annotation was computed. [2019-12-07 11:25:28,972 INFO L246 CegarLoopResult]: For program point L589-2(lines 589 597) no Hoare annotation was computed. [2019-12-07 11:25:28,973 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-12-07 11:25:28,973 INFO L246 CegarLoopResult]: For program point L887(lines 887 891) no Hoare annotation was computed. [2019-12-07 11:25:28,973 INFO L242 CegarLoopResult]: At program point L723(lines 718 725) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methAndRunningLastTime~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 11:25:28,973 INFO L242 CegarLoopResult]: At program point L955(lines 950 958) the Hoare annotation is: (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= ~methaneLevelCritical~0 (_ bv0 32)) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 11:25:28,973 INFO L242 CegarLoopResult]: At program point L955-1(lines 950 958) the Hoare annotation is: false [2019-12-07 11:25:28,973 INFO L242 CegarLoopResult]: At program point L955-2(lines 950 958) the Hoare annotation is: false [2019-12-07 11:25:28,973 INFO L242 CegarLoopResult]: At program point L955-3(lines 950 958) the Hoare annotation is: false [2019-12-07 11:25:28,973 INFO L242 CegarLoopResult]: At program point L955-4(lines 950 958) the Hoare annotation is: false [2019-12-07 11:25:28,973 INFO L242 CegarLoopResult]: At program point L955-5(lines 950 958) the Hoare annotation is: false [2019-12-07 11:25:28,973 INFO L246 CegarLoopResult]: For program point L559(lines 559 576) no Hoare annotation was computed. [2019-12-07 11:25:28,973 INFO L246 CegarLoopResult]: For program point L559-1(lines 559 576) no Hoare annotation was computed. [2019-12-07 11:25:28,973 INFO L246 CegarLoopResult]: For program point L559-2(lines 559 576) no Hoare annotation was computed. [2019-12-07 11:25:28,973 INFO L246 CegarLoopResult]: For program point L559-3(lines 559 576) no Hoare annotation was computed. [2019-12-07 11:25:28,973 INFO L246 CegarLoopResult]: For program point L559-4(lines 559 576) no Hoare annotation was computed. [2019-12-07 11:25:28,973 INFO L246 CegarLoopResult]: For program point L559-5(lines 559 576) no Hoare annotation was computed. [2019-12-07 11:25:28,973 INFO L246 CegarLoopResult]: For program point L64(lines 63 108) no Hoare annotation was computed. [2019-12-07 11:25:28,973 INFO L246 CegarLoopResult]: For program point L65(lines 65 69) no Hoare annotation was computed. [2019-12-07 11:25:28,973 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-12-07 11:25:28,974 INFO L242 CegarLoopResult]: At program point L990(lines 985 993) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methAndRunningLastTime~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 11:25:28,974 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-12-07 11:25:28,974 INFO L242 CegarLoopResult]: At program point L693(lines 678 696) the Hoare annotation is: false [2019-12-07 11:25:28,974 INFO L242 CegarLoopResult]: At program point L693-1(lines 678 696) the Hoare annotation is: false [2019-12-07 11:25:28,974 INFO L242 CegarLoopResult]: At program point L693-2(lines 678 696) the Hoare annotation is: false [2019-12-07 11:25:28,974 INFO L242 CegarLoopResult]: At program point L693-3(lines 678 696) the Hoare annotation is: (let ((.cse1 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse0 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 (= ~methAndRunningLastTime~0 (_ bv0 32)) .cse3) (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv0 32)) (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 (_ bv0 32)) .cse3 (not (= ULTIMATE.start_isHighWaterLevel_~tmp~7 (_ bv0 32)))) (and .cse0 .cse2 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse3))) [2019-12-07 11:25:28,974 INFO L242 CegarLoopResult]: At program point L693-4(lines 678 696) the Hoare annotation is: false [2019-12-07 11:25:28,974 INFO L242 CegarLoopResult]: At program point L693-5(lines 678 696) the Hoare annotation is: false [2019-12-07 11:25:28,974 INFO L242 CegarLoopResult]: At program point L693-6(lines 678 696) the Hoare annotation is: false [2019-12-07 11:25:28,974 INFO L242 CegarLoopResult]: At program point L693-7(lines 678 696) the Hoare annotation is: false [2019-12-07 11:25:28,974 INFO L242 CegarLoopResult]: At program point L693-8(lines 678 696) the Hoare annotation is: false [2019-12-07 11:25:28,974 INFO L242 CegarLoopResult]: At program point L693-9(lines 678 696) the Hoare annotation is: false [2019-12-07 11:25:28,974 INFO L242 CegarLoopResult]: At program point L693-10(lines 678 696) the Hoare annotation is: false [2019-12-07 11:25:28,974 INFO L242 CegarLoopResult]: At program point L693-11(lines 678 696) the Hoare annotation is: false [2019-12-07 11:25:28,974 INFO L246 CegarLoopResult]: For program point L99(lines 99 103) no Hoare annotation was computed. [2019-12-07 11:25:28,974 INFO L246 CegarLoopResult]: For program point L99-2(lines 501 507) no Hoare annotation was computed. [2019-12-07 11:25:28,975 INFO L242 CegarLoopResult]: At program point L629(lines 622 632) the Hoare annotation is: (let ((.cse0 (= (_ bv1 32) ~pumpRunning~0)) (.cse1 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 .cse1 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) (= (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)) (_ bv0 32)) .cse2 (= (_ bv0 32) (bvadd |ULTIMATE.start_isMethaneAlarm_#res| (_ bv4294967295 32)))) (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse0 .cse1 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse2))) [2019-12-07 11:25:28,975 INFO L242 CegarLoopResult]: At program point L629-1(lines 622 632) the Hoare annotation is: false [2019-12-07 11:25:28,975 INFO L246 CegarLoopResult]: For program point L563(lines 563 571) no Hoare annotation was computed. [2019-12-07 11:25:28,975 INFO L242 CegarLoopResult]: At program point L629-2(lines 622 632) the Hoare annotation is: false [2019-12-07 11:25:28,975 INFO L246 CegarLoopResult]: For program point L563-1(lines 563 571) no Hoare annotation was computed. [2019-12-07 11:25:28,975 INFO L246 CegarLoopResult]: For program point L563-2(lines 563 571) no Hoare annotation was computed. [2019-12-07 11:25:28,975 INFO L246 CegarLoopResult]: For program point L563-3(lines 563 571) no Hoare annotation was computed. [2019-12-07 11:25:28,975 INFO L246 CegarLoopResult]: For program point L563-4(lines 563 571) no Hoare annotation was computed. [2019-12-07 11:25:28,975 INFO L246 CegarLoopResult]: For program point L563-5(lines 563 571) no Hoare annotation was computed. [2019-12-07 11:25:28,998 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 11:25:28 BoogieIcfgContainer [2019-12-07 11:25:28,998 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 11:25:28,999 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 11:25:28,999 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 11:25:28,999 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 11:25:28,999 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 11:25:18" (3/4) ... [2019-12-07 11:25:29,002 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-07 11:25:29,018 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-12-07 11:25:29,019 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-12-07 11:25:29,020 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-12-07 11:25:29,021 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-12-07 11:25:29,023 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-07 11:25:29,024 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 11:25:29,025 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 11:25:29,045 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32)) || ((((((\result == 0bv32 && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && 0bv32 == tmp) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32)) || (((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) [2019-12-07 11:25:29,045 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32)) || ((((((\result == 0bv32 && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && 0bv32 == tmp) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32)) || (((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) [2019-12-07 11:25:29,046 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) || ((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && splverifierCounter == 0bv32)) || ((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && splverifierCounter == 0bv32) [2019-12-07 11:25:29,046 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32) && ~bvslt32(waterLevel, 2bv32))) || ((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && splverifierCounter == 0bv32)) || ((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && splverifierCounter == 0bv32)) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) [2019-12-07 11:25:29,047 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)) || (((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32)) || ((((\result == 0bv32 && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) [2019-12-07 11:25:29,047 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) || ((((\result == 0bv32 && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) [2019-12-07 11:25:29,048 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) || ((((\result == 0bv32 && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) [2019-12-07 11:25:29,048 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) || (((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && 0bv32 == \result) && splverifierCounter == 0bv32) [2019-12-07 11:25:29,048 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1bv32 == \result && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32) && ~bvslt32(waterLevel, 2bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && splverifierCounter == 0bv32)) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) [2019-12-07 11:25:29,049 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && splverifierCounter == 0bv32) || ((((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && \result == 0bv32) && tmp___0 == 0bv32) && splverifierCounter == 0bv32) && !(tmp == 0bv32))) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) [2019-12-07 11:25:29,050 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 0bv32 && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32 [2019-12-07 11:25:29,051 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 0bv32 && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32 [2019-12-07 11:25:29,107 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_029fc6b0-d4cd-415e-ac21-37071a581649/bin/utaipan/witness.graphml [2019-12-07 11:25:29,107 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 11:25:29,108 INFO L168 Benchmark]: Toolchain (without parser) took 11455.92 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 312.0 MB). Free memory was 953.7 MB in the beginning and 905.6 MB in the end (delta: 48.2 MB). Peak memory consumption was 360.1 MB. Max. memory is 11.5 GB. [2019-12-07 11:25:29,108 INFO L168 Benchmark]: CDTParser took 0.12 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 11:25:29,108 INFO L168 Benchmark]: CACSL2BoogieTranslator took 371.88 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.1 MB). Free memory was 948.4 MB in the beginning and 1.1 GB in the end (delta: -150.8 MB). Peak memory consumption was 21.0 MB. Max. memory is 11.5 GB. [2019-12-07 11:25:29,108 INFO L168 Benchmark]: Boogie Procedure Inliner took 51.33 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 11:25:29,108 INFO L168 Benchmark]: Boogie Preprocessor took 41.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2019-12-07 11:25:29,109 INFO L168 Benchmark]: RCFGBuilder took 740.05 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 91.2 MB). Peak memory consumption was 91.2 MB. Max. memory is 11.5 GB. [2019-12-07 11:25:29,109 INFO L168 Benchmark]: TraceAbstraction took 10139.90 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 180.9 MB). Free memory was 1.0 GB in the beginning and 933.5 MB in the end (delta: 67.6 MB). Peak memory consumption was 362.1 MB. Max. memory is 11.5 GB. [2019-12-07 11:25:29,109 INFO L168 Benchmark]: Witness Printer took 108.12 ms. Allocated memory is still 1.3 GB. Free memory was 933.5 MB in the beginning and 905.6 MB in the end (delta: 27.9 MB). Peak memory consumption was 27.9 MB. Max. memory is 11.5 GB. [2019-12-07 11:25:29,110 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 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 371.88 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.1 MB). Free memory was 948.4 MB in the beginning and 1.1 GB in the end (delta: -150.8 MB). Peak memory consumption was 21.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 51.33 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 41.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 740.05 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 91.2 MB). Peak memory consumption was 91.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 10139.90 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 180.9 MB). Free memory was 1.0 GB in the beginning and 933.5 MB in the end (delta: 67.6 MB). Peak memory consumption was 362.1 MB. Max. memory is 11.5 GB. * Witness Printer took 108.12 ms. Allocated memory is still 1.3 GB. Free memory was 933.5 MB in the beginning and 905.6 MB in the end (delta: 27.9 MB). Peak memory consumption was 27.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 44]: 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: 73]: Loop Invariant Derived loop invariant: ((((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32)) || ((((((\result == 0bv32 && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && 0bv32 == tmp) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32)) || (((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 622]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 500]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 622]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 500]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 508]: Loop Invariant Derived loop invariant: (((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && splverifierCounter == 0bv32)) || ((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && splverifierCounter == 0bv32)) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 508]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 508]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 811]: Loop Invariant Derived loop invariant: (((0bv32 == pumpRunning && methAndRunningLastTime == 0bv32) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 - InvariantResult [Line: 895]: Loop Invariant Derived loop invariant: ((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) || ((((\result == 0bv32 && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 950]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 895]: 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)) || (((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32)) || ((((\result == 0bv32 && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 950]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 895]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 950]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 895]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 950]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 895]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 500]: Loop Invariant Derived loop invariant: (((((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32) && ~bvslt32(waterLevel, 2bv32))) || ((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && splverifierCounter == 0bv32)) || ((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && splverifierCounter == 0bv32)) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 622]: Loop Invariant Derived loop invariant: (((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) || ((((\result == 0bv32 && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 895]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 842]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 936]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 936]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 936]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 936]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 950]: Loop Invariant Derived loop invariant: (((\result == 0bv32 && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32 - InvariantResult [Line: 950]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 678]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 936]: Loop Invariant Derived loop invariant: ((((((1bv32 == \result && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32) && ~bvslt32(waterLevel, 2bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && splverifierCounter == 0bv32)) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 936]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 678]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 936]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 678]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 936]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 678]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 936]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 678]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 678]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 633]: Loop Invariant Derived loop invariant: (((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) || (((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && 0bv32 == \result) && splverifierCounter == 0bv32) - InvariantResult [Line: 678]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 633]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 678]: Loop Invariant Derived loop invariant: (((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && splverifierCounter == 0bv32) || ((((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && \result == 0bv32) && tmp___0 == 0bv32) && splverifierCounter == 0bv32) && !(tmp == 0bv32))) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 633]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 678]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 936]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 678]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 936]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 678]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 936]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 697]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 697]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 83]: Loop Invariant Derived loop invariant: ((((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) || ((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && splverifierCounter == 0bv32)) || ((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((0bv32 == pumpRunning && methAndRunningLastTime == 0bv32) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 - InvariantResult [Line: 678]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 985]: Loop Invariant Derived loop invariant: (((0bv32 == pumpRunning && methAndRunningLastTime == 0bv32) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 - InvariantResult [Line: 718]: Loop Invariant Derived loop invariant: (((0bv32 == pumpRunning && methAndRunningLastTime == 0bv32) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 - InvariantResult [Line: 832]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 697]: Loop Invariant Derived loop invariant: (((\result == 0bv32 && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32)) || ((((((\result == 0bv32 && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && 0bv32 == tmp) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32)) || (((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 767]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 697]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 697]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 697]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 193 locations, 3 error locations. Result: SAFE, OverallTime: 5.7s, OverallIterations: 12, TraceHistogramMax: 2, AutomataDifference: 1.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.2s, HoareTripleCheckerStatistics: 1531 SDtfs, 1820 SDslu, 2611 SDs, 0 SdLazy, 326 SolverSat, 81 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 831 GetRequests, 782 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=386occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 12 MinimizatonAttempts, 838 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 67 LocationsWithAnnotation, 67 PreInvPairs, 297 NumberOfFragments, 967 HoareAnnotationTreeSize, 67 FomulaSimplifications, 327724 FormulaSimplificationTreeSizeReduction, 0.6s HoareSimplificationTime, 67 FomulaSimplificationsInter, 115412 FormulaSimplificationTreeSizeReductionInter, 3.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 414 NumberOfCodeBlocks, 414 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 804 ConstructedInterpolants, 0 QuantifiedInterpolants, 68212 SizeOfPredicates, 22 NumberOfNonLiveVariables, 2414 ConjunctsInSsa, 39 ConjunctsInUnsatCore, 24 InterpolantComputations, 24 PerfectInterpolantSequences, 84/84 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...