./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product38.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product38.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 68c6d60a43782147acd714b0904a144255717c2aa47fb6b6f8991672a1483369 ............................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product38.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 68c6d60a43782147acd714b0904a144255717c2aa47fb6b6f8991672a1483369 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-24 10:18:57,709 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-24 10:18:57,711 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-24 10:18:57,752 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-24 10:18:57,753 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-24 10:18:57,755 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-24 10:18:57,757 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-24 10:18:57,760 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-24 10:18:57,763 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-24 10:18:57,765 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-24 10:18:57,767 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-24 10:18:57,768 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-24 10:18:57,769 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-24 10:18:57,771 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-24 10:18:57,773 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-24 10:18:57,775 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-24 10:18:57,776 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-24 10:18:57,777 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-24 10:18:57,780 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-24 10:18:57,786 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-24 10:18:57,789 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-24 10:18:57,794 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-24 10:18:57,797 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-24 10:18:57,798 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-24 10:18:57,804 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-24 10:18:57,806 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-24 10:18:57,807 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-24 10:18:57,813 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-24 10:18:57,817 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-24 10:18:57,818 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-24 10:18:57,820 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-24 10:18:57,821 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-24 10:18:57,823 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-24 10:18:57,825 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-24 10:18:57,827 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-24 10:18:57,827 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-24 10:18:57,829 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-24 10:18:57,829 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-24 10:18:57,829 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-24 10:18:57,831 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-24 10:18:57,832 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-24 10:18:57,833 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-24 10:18:57,890 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-24 10:18:57,890 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-24 10:18:57,892 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-24 10:18:57,892 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-24 10:18:57,893 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-24 10:18:57,893 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-24 10:18:57,893 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-24 10:18:57,893 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-24 10:18:57,901 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-24 10:18:57,902 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-24 10:18:57,903 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-24 10:18:57,904 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-24 10:18:57,904 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-24 10:18:57,904 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-24 10:18:57,904 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-24 10:18:57,905 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-24 10:18:57,906 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-24 10:18:57,906 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-24 10:18:57,906 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-24 10:18:57,907 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-24 10:18:57,907 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-24 10:18:57,907 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-24 10:18:57,907 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-24 10:18:57,908 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-24 10:18:57,908 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-24 10:18:57,908 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-24 10:18:57,909 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-24 10:18:57,909 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-24 10:18:57,909 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-24 10:18:57,912 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-24 10:18:57,912 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 10:18:57,913 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-24 10:18:57,913 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-24 10:18:57,913 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-24 10:18:57,914 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-24 10:18:57,914 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-24 10:18:57,914 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-24 10:18:57,914 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-24 10:18:57,915 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-24 10:18:57,915 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 68c6d60a43782147acd714b0904a144255717c2aa47fb6b6f8991672a1483369 [2021-10-24 10:18:58,264 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-24 10:18:58,289 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-24 10:18:58,292 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-24 10:18:58,294 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-24 10:18:58,295 INFO L275 PluginConnector]: CDTParser initialized [2021-10-24 10:18:58,296 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/../../sv-benchmarks/c/product-lines/minepump_spec5_product38.cil.c [2021-10-24 10:18:58,371 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/data/55fc03a16/71d37a1cda57480fb3f6de79a7373a70/FLAG832ec5bcc [2021-10-24 10:18:59,023 INFO L306 CDTParser]: Found 1 translation units. [2021-10-24 10:18:59,024 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/sv-benchmarks/c/product-lines/minepump_spec5_product38.cil.c [2021-10-24 10:18:59,038 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/data/55fc03a16/71d37a1cda57480fb3f6de79a7373a70/FLAG832ec5bcc [2021-10-24 10:18:59,321 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/data/55fc03a16/71d37a1cda57480fb3f6de79a7373a70 [2021-10-24 10:18:59,330 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-24 10:18:59,332 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-24 10:18:59,349 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-24 10:18:59,349 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-24 10:18:59,353 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-24 10:18:59,354 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:18:59" (1/1) ... [2021-10-24 10:18:59,356 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@430871d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:18:59, skipping insertion in model container [2021-10-24 10:18:59,356 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:18:59" (1/1) ... [2021-10-24 10:18:59,365 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-24 10:18:59,448 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 10:18:59,645 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/sv-benchmarks/c/product-lines/minepump_spec5_product38.cil.c[1605,1618] [2021-10-24 10:18:59,805 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 10:18:59,828 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) [2021-10-24 10:18:59,829 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5d251196 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:18:59, skipping insertion in model container [2021-10-24 10:18:59,829 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-24 10:18:59,830 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-24 10:18:59,833 INFO L168 Benchmark]: Toolchain (without parser) took 498.62 ms. Allocated memory is still 98.6 MB. Free memory was 58.6 MB in the beginning and 72.5 MB in the end (delta: -13.9 MB). Peak memory consumption was 6.4 MB. Max. memory is 16.1 GB. [2021-10-24 10:18:59,835 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 98.6 MB. Free memory is still 75.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-24 10:18:59,837 INFO L168 Benchmark]: CACSL2BoogieTranslator took 480.37 ms. Allocated memory is still 98.6 MB. Free memory was 58.4 MB in the beginning and 72.5 MB in the end (delta: -14.1 MB). Peak memory consumption was 6.4 MB. Max. memory is 16.1 GB. [2021-10-24 10:18:59,840 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 98.6 MB. Free memory is still 75.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 480.37 ms. Allocated memory is still 98.6 MB. Free memory was 58.4 MB in the beginning and 72.5 MB in the end (delta: -14.1 MB). Peak memory consumption was 6.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 244]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-e943c26 [2021-10-24 10:19:02,355 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-24 10:19:02,357 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-24 10:19:02,425 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-24 10:19:02,425 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-24 10:19:02,431 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-24 10:19:02,434 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-24 10:19:02,444 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-24 10:19:02,448 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-24 10:19:02,457 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-24 10:19:02,458 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-24 10:19:02,460 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-24 10:19:02,460 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-24 10:19:02,461 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-24 10:19:02,463 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-24 10:19:02,465 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-24 10:19:02,466 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-24 10:19:02,467 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-24 10:19:02,477 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-24 10:19:02,485 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-24 10:19:02,487 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-24 10:19:02,490 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-24 10:19:02,498 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-24 10:19:02,501 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-24 10:19:02,509 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-24 10:19:02,509 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-24 10:19:02,510 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-24 10:19:02,512 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-24 10:19:02,513 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-24 10:19:02,514 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-24 10:19:02,515 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-24 10:19:02,516 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-24 10:19:02,518 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-24 10:19:02,519 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-24 10:19:02,521 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-24 10:19:02,521 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-24 10:19:02,523 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-24 10:19:02,523 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-24 10:19:02,523 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-24 10:19:02,526 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-24 10:19:02,527 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-24 10:19:02,528 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-24 10:19:02,584 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-24 10:19:02,584 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-24 10:19:02,586 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-24 10:19:02,586 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-24 10:19:02,586 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-24 10:19:02,586 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-24 10:19:02,587 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-24 10:19:02,587 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-24 10:19:02,587 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-24 10:19:02,589 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-24 10:19:02,591 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-24 10:19:02,591 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-24 10:19:02,591 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-24 10:19:02,592 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-24 10:19:02,593 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-24 10:19:02,594 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-24 10:19:02,594 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-24 10:19:02,594 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-24 10:19:02,594 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-24 10:19:02,594 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-24 10:19:02,595 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-24 10:19:02,595 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-24 10:19:02,595 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-24 10:19:02,596 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-24 10:19:02,596 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-24 10:19:02,596 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-24 10:19:02,596 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 10:19:02,597 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-24 10:19:02,597 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-24 10:19:02,597 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-24 10:19:02,597 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-24 10:19:02,598 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-24 10:19:02,598 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-24 10:19:02,598 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-24 10:19:02,599 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-24 10:19:02,599 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 68c6d60a43782147acd714b0904a144255717c2aa47fb6b6f8991672a1483369 [2021-10-24 10:19:03,044 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-24 10:19:03,074 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-24 10:19:03,083 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-24 10:19:03,085 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-24 10:19:03,086 INFO L275 PluginConnector]: CDTParser initialized [2021-10-24 10:19:03,088 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/../../sv-benchmarks/c/product-lines/minepump_spec5_product38.cil.c [2021-10-24 10:19:03,177 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/data/6db3da970/b4b62334472b4dcf8d980f4e5de841a8/FLAG3c535b162 [2021-10-24 10:19:03,956 INFO L306 CDTParser]: Found 1 translation units. [2021-10-24 10:19:03,965 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/sv-benchmarks/c/product-lines/minepump_spec5_product38.cil.c [2021-10-24 10:19:03,985 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/data/6db3da970/b4b62334472b4dcf8d980f4e5de841a8/FLAG3c535b162 [2021-10-24 10:19:04,194 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/data/6db3da970/b4b62334472b4dcf8d980f4e5de841a8 [2021-10-24 10:19:04,200 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-24 10:19:04,203 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-24 10:19:04,206 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-24 10:19:04,206 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-24 10:19:04,211 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-24 10:19:04,212 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:19:04" (1/1) ... [2021-10-24 10:19:04,215 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2913b15d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:19:04, skipping insertion in model container [2021-10-24 10:19:04,215 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:19:04" (1/1) ... [2021-10-24 10:19:04,225 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-24 10:19:04,304 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 10:19:04,511 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/sv-benchmarks/c/product-lines/minepump_spec5_product38.cil.c[1605,1618] [2021-10-24 10:19:04,783 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 10:19:04,799 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-24 10:19:04,810 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 10:19:04,814 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/sv-benchmarks/c/product-lines/minepump_spec5_product38.cil.c[1605,1618] [2021-10-24 10:19:04,911 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 10:19:04,931 INFO L203 MainTranslator]: Completed pre-run [2021-10-24 10:19:04,955 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/sv-benchmarks/c/product-lines/minepump_spec5_product38.cil.c[1605,1618] [2021-10-24 10:19:05,014 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 10:19:05,038 INFO L208 MainTranslator]: Completed translation [2021-10-24 10:19:05,038 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:19:05 WrapperNode [2021-10-24 10:19:05,039 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-24 10:19:05,040 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-24 10:19:05,040 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-24 10:19:05,041 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-24 10:19:05,049 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:19:05" (1/1) ... [2021-10-24 10:19:05,072 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:19:05" (1/1) ... [2021-10-24 10:19:05,127 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-24 10:19:05,128 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-24 10:19:05,128 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-24 10:19:05,129 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-24 10:19:05,140 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:19:05" (1/1) ... [2021-10-24 10:19:05,140 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:19:05" (1/1) ... [2021-10-24 10:19:05,168 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:19:05" (1/1) ... [2021-10-24 10:19:05,168 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:19:05" (1/1) ... [2021-10-24 10:19:05,212 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:19:05" (1/1) ... [2021-10-24 10:19:05,222 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:19:05" (1/1) ... [2021-10-24 10:19:05,236 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:19:05" (1/1) ... [2021-10-24 10:19:05,241 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-24 10:19:05,243 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-24 10:19:05,243 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-24 10:19:05,243 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-24 10:19:05,244 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:19:05" (1/1) ... [2021-10-24 10:19:05,260 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 10:19:05,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/z3 [2021-10-24 10:19:05,306 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-24 10:19:05,341 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-24 10:19:05,366 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-24 10:19:05,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-24 10:19:05,373 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-24 10:19:05,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-24 10:19:08,102 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-24 10:19:08,104 INFO L299 CfgBuilder]: Removed 172 assume(true) statements. [2021-10-24 10:19:08,108 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 10:19:08 BoogieIcfgContainer [2021-10-24 10:19:08,108 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-24 10:19:08,113 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-24 10:19:08,113 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-24 10:19:08,117 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-24 10:19:08,117 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 10:19:04" (1/3) ... [2021-10-24 10:19:08,119 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@285771fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 10:19:08, skipping insertion in model container [2021-10-24 10:19:08,119 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:19:05" (2/3) ... [2021-10-24 10:19:08,120 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@285771fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 10:19:08, skipping insertion in model container [2021-10-24 10:19:08,120 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 10:19:08" (3/3) ... [2021-10-24 10:19:08,122 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product38.cil.c [2021-10-24 10:19:08,129 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-24 10:19:08,130 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-24 10:19:08,195 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-24 10:19:08,204 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-24 10:19:08,205 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-24 10:19:08,229 INFO L276 IsEmpty]: Start isEmpty. Operand has 120 states, 116 states have (on average 1.5517241379310345) internal successors, (180), 119 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:19:08,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-24 10:19:08,238 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:19:08,239 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 10:19:08,239 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 10:19:08,247 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:19:08,247 INFO L82 PathProgramCache]: Analyzing trace with hash 1109177434, now seen corresponding path program 1 times [2021-10-24 10:19:08,279 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 10:19:08,280 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1367003803] [2021-10-24 10:19:08,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:19:08,282 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 10:19:08,282 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 10:19:08,286 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 10:19:08,324 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-24 10:19:08,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:19:08,624 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-24 10:19:08,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 10:19:08,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:19:08,745 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 10:19:08,844 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:19:08,845 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 10:19:08,845 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1367003803] [2021-10-24 10:19:08,846 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1367003803] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 10:19:08,847 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:19:08,847 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-24 10:19:08,849 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [889571586] [2021-10-24 10:19:08,856 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-24 10:19:08,857 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 10:19:08,876 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-24 10:19:08,877 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-24 10:19:08,882 INFO L87 Difference]: Start difference. First operand has 120 states, 116 states have (on average 1.5517241379310345) internal successors, (180), 119 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:19:08,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:19:08,958 INFO L93 Difference]: Finished difference Result 233 states and 352 transitions. [2021-10-24 10:19:08,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-24 10:19:08,960 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-10-24 10:19:08,961 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:19:08,977 INFO L225 Difference]: With dead ends: 233 [2021-10-24 10:19:08,978 INFO L226 Difference]: Without dead ends: 116 [2021-10-24 10:19:08,982 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-24 10:19:09,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2021-10-24 10:19:09,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 116. [2021-10-24 10:19:09,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 116 states, 113 states have (on average 1.4867256637168142) internal successors, (168), 115 states have internal predecessors, (168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:19:09,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 168 transitions. [2021-10-24 10:19:09,062 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 168 transitions. Word has length 19 [2021-10-24 10:19:09,063 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:19:09,063 INFO L470 AbstractCegarLoop]: Abstraction has 116 states and 168 transitions. [2021-10-24 10:19:09,064 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:19:09,064 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 168 transitions. [2021-10-24 10:19:09,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-24 10:19:09,068 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:19:09,069 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 10:19:09,090 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-24 10:19:09,284 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 10:19:09,286 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 10:19:09,291 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:19:09,292 INFO L82 PathProgramCache]: Analyzing trace with hash -1379770309, now seen corresponding path program 1 times [2021-10-24 10:19:09,293 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 10:19:09,293 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1573732777] [2021-10-24 10:19:09,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:19:09,294 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 10:19:09,294 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 10:19:09,296 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 10:19:09,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-24 10:19:09,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:19:09,536 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-24 10:19:09,539 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 10:19:09,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:19:09,646 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 10:19:09,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:19:09,742 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 10:19:09,743 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1573732777] [2021-10-24 10:19:09,743 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1573732777] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 10:19:09,744 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:19:09,744 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-24 10:19:09,744 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [213605635] [2021-10-24 10:19:09,747 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-24 10:19:09,748 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 10:19:09,754 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-24 10:19:09,757 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-24 10:19:09,758 INFO L87 Difference]: Start difference. First operand 116 states and 168 transitions. Second operand has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:19:09,780 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:19:09,780 INFO L93 Difference]: Finished difference Result 116 states and 168 transitions. [2021-10-24 10:19:09,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-24 10:19:09,781 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2021-10-24 10:19:09,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:19:09,782 INFO L225 Difference]: With dead ends: 116 [2021-10-24 10:19:09,783 INFO L226 Difference]: Without dead ends: 49 [2021-10-24 10:19:09,784 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 13.4ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-24 10:19:09,785 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2021-10-24 10:19:09,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49. [2021-10-24 10:19:09,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49 states, 48 states have (on average 1.4583333333333333) internal successors, (70), 48 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:19:09,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 70 transitions. [2021-10-24 10:19:09,792 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 70 transitions. Word has length 20 [2021-10-24 10:19:09,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:19:09,792 INFO L470 AbstractCegarLoop]: Abstraction has 49 states and 70 transitions. [2021-10-24 10:19:09,793 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:19:09,793 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 70 transitions. [2021-10-24 10:19:09,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-24 10:19:09,795 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:19:09,795 INFO L512 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] [2021-10-24 10:19:09,814 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-24 10:19:10,010 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 10:19:10,011 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 10:19:10,011 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:19:10,012 INFO L82 PathProgramCache]: Analyzing trace with hash 872222713, now seen corresponding path program 1 times [2021-10-24 10:19:10,012 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 10:19:10,013 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1201435164] [2021-10-24 10:19:10,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:19:10,013 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 10:19:10,014 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 10:19:10,015 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 10:19:10,060 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-24 10:19:10,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:19:10,303 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-24 10:19:10,305 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 10:19:10,449 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:19:10,450 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 10:19:10,536 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:19:10,537 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 10:19:10,537 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1201435164] [2021-10-24 10:19:10,537 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1201435164] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 10:19:10,538 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:19:10,538 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-24 10:19:10,538 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [298945838] [2021-10-24 10:19:10,539 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-24 10:19:10,540 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 10:19:10,541 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-24 10:19:10,542 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-24 10:19:10,542 INFO L87 Difference]: Start difference. First operand 49 states and 70 transitions. Second operand has 4 states, 4 states have (on average 7.75) internal successors, (31), 4 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:19:10,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:19:10,600 INFO L93 Difference]: Finished difference Result 91 states and 133 transitions. [2021-10-24 10:19:10,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-24 10:19:10,601 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 4 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-10-24 10:19:10,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:19:10,605 INFO L225 Difference]: With dead ends: 91 [2021-10-24 10:19:10,606 INFO L226 Difference]: Without dead ends: 49 [2021-10-24 10:19:10,607 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 9.2ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-24 10:19:10,607 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2021-10-24 10:19:10,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49. [2021-10-24 10:19:10,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49 states, 48 states have (on average 1.4375) internal successors, (69), 48 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:19:10,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 69 transitions. [2021-10-24 10:19:10,622 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 69 transitions. Word has length 26 [2021-10-24 10:19:10,622 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:19:10,622 INFO L470 AbstractCegarLoop]: Abstraction has 49 states and 69 transitions. [2021-10-24 10:19:10,623 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 4 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:19:10,623 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 69 transitions. [2021-10-24 10:19:10,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-10-24 10:19:10,624 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:19:10,625 INFO L512 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] [2021-10-24 10:19:10,644 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-10-24 10:19:10,840 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 10:19:10,841 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 10:19:10,841 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:19:10,842 INFO L82 PathProgramCache]: Analyzing trace with hash 1991893424, now seen corresponding path program 1 times [2021-10-24 10:19:10,842 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 10:19:10,843 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1218414930] [2021-10-24 10:19:10,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:19:10,843 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 10:19:10,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 10:19:10,851 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 10:19:10,860 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-10-24 10:19:11,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:19:11,119 INFO L263 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-24 10:19:11,122 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 10:19:11,217 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:19:11,217 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 10:19:11,286 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:19:11,287 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 10:19:11,288 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1218414930] [2021-10-24 10:19:11,289 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1218414930] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 10:19:11,289 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:19:11,289 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-10-24 10:19:11,290 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1359939540] [2021-10-24 10:19:11,290 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-24 10:19:11,290 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 10:19:11,291 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-24 10:19:11,291 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-24 10:19:11,292 INFO L87 Difference]: Start difference. First operand 49 states and 69 transitions. Second operand has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:19:11,382 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:19:11,382 INFO L93 Difference]: Finished difference Result 115 states and 165 transitions. [2021-10-24 10:19:11,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-24 10:19:11,383 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 28 [2021-10-24 10:19:11,383 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:19:11,384 INFO L225 Difference]: With dead ends: 115 [2021-10-24 10:19:11,385 INFO L226 Difference]: Without dead ends: 73 [2021-10-24 10:19:11,385 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.1ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-24 10:19:11,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2021-10-24 10:19:11,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 71. [2021-10-24 10:19:11,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 70 states have (on average 1.4142857142857144) internal successors, (99), 70 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:19:11,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 99 transitions. [2021-10-24 10:19:11,397 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 99 transitions. Word has length 28 [2021-10-24 10:19:11,398 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:19:11,398 INFO L470 AbstractCegarLoop]: Abstraction has 71 states and 99 transitions. [2021-10-24 10:19:11,398 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:19:11,398 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 99 transitions. [2021-10-24 10:19:11,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-24 10:19:11,400 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:19:11,400 INFO L512 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] [2021-10-24 10:19:11,421 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-10-24 10:19:11,616 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 10:19:11,616 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 10:19:11,617 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:19:11,617 INFO L82 PathProgramCache]: Analyzing trace with hash 1071015423, now seen corresponding path program 1 times [2021-10-24 10:19:11,617 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 10:19:11,618 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [743897364] [2021-10-24 10:19:11,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:19:11,618 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 10:19:11,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 10:19:11,619 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 10:19:11,621 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-10-24 10:19:11,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:19:11,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-24 10:19:11,929 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 10:19:12,045 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:19:12,045 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 10:19:12,131 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:19:12,131 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 10:19:12,132 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [743897364] [2021-10-24 10:19:12,132 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [743897364] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 10:19:12,133 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:19:12,133 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-24 10:19:12,133 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1418516191] [2021-10-24 10:19:12,134 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-24 10:19:12,134 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 10:19:12,135 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-24 10:19:12,135 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-24 10:19:12,135 INFO L87 Difference]: Start difference. First operand 71 states and 99 transitions. Second operand has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:19:12,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:19:12,235 INFO L93 Difference]: Finished difference Result 190 states and 264 transitions. [2021-10-24 10:19:12,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-24 10:19:12,236 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2021-10-24 10:19:12,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:19:12,238 INFO L225 Difference]: With dead ends: 190 [2021-10-24 10:19:12,238 INFO L226 Difference]: Without dead ends: 126 [2021-10-24 10:19:12,240 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 47.8ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-24 10:19:12,240 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2021-10-24 10:19:12,264 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 77. [2021-10-24 10:19:12,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 76 states have (on average 1.381578947368421) internal successors, (105), 76 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:19:12,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 105 transitions. [2021-10-24 10:19:12,268 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 105 transitions. Word has length 34 [2021-10-24 10:19:12,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:19:12,269 INFO L470 AbstractCegarLoop]: Abstraction has 77 states and 105 transitions. [2021-10-24 10:19:12,270 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:19:12,270 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 105 transitions. [2021-10-24 10:19:12,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-24 10:19:12,275 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:19:12,275 INFO L512 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] [2021-10-24 10:19:12,301 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-10-24 10:19:12,501 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 10:19:12,502 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 10:19:12,502 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:19:12,502 INFO L82 PathProgramCache]: Analyzing trace with hash 2004479132, now seen corresponding path program 1 times [2021-10-24 10:19:12,503 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 10:19:12,503 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [897068039] [2021-10-24 10:19:12,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:19:12,503 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 10:19:12,504 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 10:19:12,504 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 10:19:12,512 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-10-24 10:19:12,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:19:12,797 INFO L263 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-24 10:19:12,799 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 10:19:12,943 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:19:12,944 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 10:19:13,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:19:13,066 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 10:19:13,066 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [897068039] [2021-10-24 10:19:13,066 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [897068039] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 10:19:13,066 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:19:13,066 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-24 10:19:13,067 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [967954016] [2021-10-24 10:19:13,067 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-24 10:19:13,067 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 10:19:13,068 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-24 10:19:13,068 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-24 10:19:13,068 INFO L87 Difference]: Start difference. First operand 77 states and 105 transitions. Second operand has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:19:13,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:19:13,269 INFO L93 Difference]: Finished difference Result 260 states and 358 transitions. [2021-10-24 10:19:13,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-24 10:19:13,270 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2021-10-24 10:19:13,271 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:19:13,273 INFO L225 Difference]: With dead ends: 260 [2021-10-24 10:19:13,273 INFO L226 Difference]: Without dead ends: 190 [2021-10-24 10:19:13,277 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 58.1ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-24 10:19:13,278 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 190 states. [2021-10-24 10:19:13,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 190 to 76. [2021-10-24 10:19:13,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 75 states have (on average 1.36) internal successors, (102), 75 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:19:13,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 102 transitions. [2021-10-24 10:19:13,296 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 102 transitions. Word has length 34 [2021-10-24 10:19:13,297 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:19:13,297 INFO L470 AbstractCegarLoop]: Abstraction has 76 states and 102 transitions. [2021-10-24 10:19:13,297 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:19:13,298 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 102 transitions. [2021-10-24 10:19:13,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-24 10:19:13,299 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:19:13,299 INFO L512 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] [2021-10-24 10:19:13,321 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-10-24 10:19:13,519 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 10:19:13,519 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 10:19:13,520 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:19:13,520 INFO L82 PathProgramCache]: Analyzing trace with hash 1772080001, now seen corresponding path program 1 times [2021-10-24 10:19:13,521 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 10:19:13,521 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [520793811] [2021-10-24 10:19:13,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:19:13,521 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 10:19:13,522 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 10:19:13,523 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 10:19:13,524 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-10-24 10:19:13,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:19:13,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-24 10:19:13,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 10:19:13,917 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:19:13,917 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 10:19:14,032 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:19:14,032 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 10:19:14,032 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [520793811] [2021-10-24 10:19:14,032 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [520793811] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 10:19:14,033 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:19:14,033 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2021-10-24 10:19:14,033 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1653606184] [2021-10-24 10:19:14,033 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-24 10:19:14,034 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 10:19:14,034 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-24 10:19:14,034 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-10-24 10:19:14,035 INFO L87 Difference]: Start difference. First operand 76 states and 102 transitions. Second operand has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 6 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:19:14,108 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:19:14,108 INFO L93 Difference]: Finished difference Result 199 states and 267 transitions. [2021-10-24 10:19:14,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-24 10:19:14,109 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 6 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2021-10-24 10:19:14,109 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:19:14,111 INFO L225 Difference]: With dead ends: 199 [2021-10-24 10:19:14,111 INFO L226 Difference]: Without dead ends: 130 [2021-10-24 10:19:14,112 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 33.5ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-24 10:19:14,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2021-10-24 10:19:14,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 80. [2021-10-24 10:19:14,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 79 states have (on average 1.3417721518987342) internal successors, (106), 79 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:19:14,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 106 transitions. [2021-10-24 10:19:14,126 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 106 transitions. Word has length 34 [2021-10-24 10:19:14,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:19:14,127 INFO L470 AbstractCegarLoop]: Abstraction has 80 states and 106 transitions. [2021-10-24 10:19:14,127 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 6 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:19:14,127 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 106 transitions. [2021-10-24 10:19:14,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-24 10:19:14,128 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:19:14,129 INFO L512 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] [2021-10-24 10:19:14,148 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2021-10-24 10:19:14,344 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 10:19:14,344 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 10:19:14,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:19:14,345 INFO L82 PathProgramCache]: Analyzing trace with hash 1185273987, now seen corresponding path program 1 times [2021-10-24 10:19:14,345 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 10:19:14,346 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1051416311] [2021-10-24 10:19:14,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:19:14,346 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 10:19:14,346 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 10:19:14,353 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 10:19:14,354 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-10-24 10:19:14,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:19:14,686 INFO L263 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-24 10:19:14,688 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 10:19:14,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:19:14,842 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 10:19:14,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:19:14,996 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 10:19:14,997 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1051416311] [2021-10-24 10:19:14,997 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1051416311] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 10:19:14,997 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:19:14,997 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2021-10-24 10:19:14,997 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [936794057] [2021-10-24 10:19:14,998 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-24 10:19:14,998 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 10:19:14,999 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-24 10:19:14,999 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-24 10:19:14,999 INFO L87 Difference]: Start difference. First operand 80 states and 106 transitions. Second operand has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:19:15,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:19:15,075 INFO L93 Difference]: Finished difference Result 240 states and 322 transitions. [2021-10-24 10:19:15,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-24 10:19:15,076 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2021-10-24 10:19:15,076 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:19:15,078 INFO L225 Difference]: With dead ends: 240 [2021-10-24 10:19:15,078 INFO L226 Difference]: Without dead ends: 167 [2021-10-24 10:19:15,078 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 9.0ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-24 10:19:15,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2021-10-24 10:19:15,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 137. [2021-10-24 10:19:15,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 137 states, 136 states have (on average 1.338235294117647) internal successors, (182), 136 states have internal predecessors, (182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:19:15,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 182 transitions. [2021-10-24 10:19:15,102 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 182 transitions. Word has length 34 [2021-10-24 10:19:15,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:19:15,103 INFO L470 AbstractCegarLoop]: Abstraction has 137 states and 182 transitions. [2021-10-24 10:19:15,103 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:19:15,103 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 182 transitions. [2021-10-24 10:19:15,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-24 10:19:15,105 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:19:15,105 INFO L512 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] [2021-10-24 10:19:15,121 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2021-10-24 10:19:15,321 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 10:19:15,321 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 10:19:15,322 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:19:15,322 INFO L82 PathProgramCache]: Analyzing trace with hash -210672189, now seen corresponding path program 1 times [2021-10-24 10:19:15,323 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 10:19:15,323 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [309194954] [2021-10-24 10:19:15,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:19:15,323 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 10:19:15,324 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 10:19:15,325 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 10:19:15,345 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-10-24 10:19:15,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:19:15,698 INFO L263 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-24 10:19:15,700 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 10:19:15,881 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:19:15,881 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 10:19:16,031 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:19:16,031 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 10:19:16,031 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [309194954] [2021-10-24 10:19:16,031 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [309194954] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 10:19:16,032 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:19:16,032 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-24 10:19:16,032 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1092769457] [2021-10-24 10:19:16,032 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-24 10:19:16,033 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 10:19:16,033 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-24 10:19:16,033 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-24 10:19:16,034 INFO L87 Difference]: Start difference. First operand 137 states and 182 transitions. Second operand has 6 states, 6 states have (on average 5.833333333333333) internal successors, (35), 5 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:19:18,127 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:19:18,127 INFO L93 Difference]: Finished difference Result 669 states and 899 transitions. [2021-10-24 10:19:18,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-24 10:19:18,128 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.833333333333333) internal successors, (35), 5 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 35 [2021-10-24 10:19:18,129 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:19:18,133 INFO L225 Difference]: With dead ends: 669 [2021-10-24 10:19:18,133 INFO L226 Difference]: Without dead ends: 539 [2021-10-24 10:19:18,134 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 85.4ms TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2021-10-24 10:19:18,135 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 539 states. [2021-10-24 10:19:18,182 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 539 to 245. [2021-10-24 10:19:18,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 245 states, 244 states have (on average 1.3155737704918034) internal successors, (321), 244 states have internal predecessors, (321), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:19:18,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 245 states and 321 transitions. [2021-10-24 10:19:18,185 INFO L78 Accepts]: Start accepts. Automaton has 245 states and 321 transitions. Word has length 35 [2021-10-24 10:19:18,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:19:18,187 INFO L470 AbstractCegarLoop]: Abstraction has 245 states and 321 transitions. [2021-10-24 10:19:18,188 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.833333333333333) internal successors, (35), 5 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:19:18,188 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 321 transitions. [2021-10-24 10:19:18,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-10-24 10:19:18,194 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:19:18,195 INFO L512 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] [2021-10-24 10:19:18,215 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2021-10-24 10:19:18,411 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 10:19:18,412 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 10:19:18,412 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:19:18,412 INFO L82 PathProgramCache]: Analyzing trace with hash 681323361, now seen corresponding path program 1 times [2021-10-24 10:19:18,413 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 10:19:18,413 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1845939774] [2021-10-24 10:19:18,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:19:18,413 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 10:19:18,413 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 10:19:18,414 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 10:19:18,415 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2021-10-24 10:19:18,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:19:18,739 INFO L263 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-24 10:19:18,742 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 10:19:18,957 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:19:18,957 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 10:19:19,167 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:19:19,167 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 10:19:19,167 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1845939774] [2021-10-24 10:19:19,168 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1845939774] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-24 10:19:19,168 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2042444666] [2021-10-24 10:19:19,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:19:19,168 INFO L170 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-10-24 10:19:19,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/cvc4 [2021-10-24 10:19:19,171 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-10-24 10:19:19,173 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2021-10-24 10:19:19,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:19:19,660 INFO L263 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-24 10:19:19,663 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 10:19:19,913 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:19:19,913 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 10:19:20,099 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:19:20,100 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [2042444666] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-24 10:19:20,100 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1345910285] [2021-10-24 10:19:20,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:19:20,100 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-24 10:19:20,100 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/z3 [2021-10-24 10:19:20,103 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-24 10:19:20,126 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2021-10-24 10:19:20,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:19:20,529 INFO L263 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-24 10:19:20,532 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 10:19:20,738 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:19:20,739 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 10:19:20,901 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:19:20,902 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1345910285] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-24 10:19:20,902 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2021-10-24 10:19:20,902 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 6, 5, 5, 5] total 9 [2021-10-24 10:19:20,902 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1363336570] [2021-10-24 10:19:20,903 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-10-24 10:19:20,903 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 10:19:20,903 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-10-24 10:19:20,904 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2021-10-24 10:19:20,904 INFO L87 Difference]: Start difference. First operand 245 states and 321 transitions. Second operand has 9 states, 9 states have (on average 9.555555555555555) internal successors, (86), 9 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:19:25,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:19:25,796 INFO L93 Difference]: Finished difference Result 619 states and 836 transitions. [2021-10-24 10:19:25,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-24 10:19:25,797 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.555555555555555) internal successors, (86), 9 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 56 [2021-10-24 10:19:25,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:19:25,801 INFO L225 Difference]: With dead ends: 619 [2021-10-24 10:19:25,802 INFO L226 Difference]: Without dead ends: 381 [2021-10-24 10:19:25,803 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 342 GetRequests, 329 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 145.6ms TimeCoverageRelationStatistics Valid=68, Invalid=142, Unknown=0, NotChecked=0, Total=210 [2021-10-24 10:19:25,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 381 states. [2021-10-24 10:19:25,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 381 to 230. [2021-10-24 10:19:25,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 230 states, 229 states have (on average 1.279475982532751) internal successors, (293), 229 states have internal predecessors, (293), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:19:25,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 230 states and 293 transitions. [2021-10-24 10:19:25,859 INFO L78 Accepts]: Start accepts. Automaton has 230 states and 293 transitions. Word has length 56 [2021-10-24 10:19:25,860 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:19:25,860 INFO L470 AbstractCegarLoop]: Abstraction has 230 states and 293 transitions. [2021-10-24 10:19:25,860 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.555555555555555) internal successors, (86), 9 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:19:25,861 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 293 transitions. [2021-10-24 10:19:25,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-10-24 10:19:25,865 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:19:25,865 INFO L512 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 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, 1] [2021-10-24 10:19:25,882 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/cvc4 --incremental --print-success --lang smt (12)] Forceful destruction successful, exit code 0 [2021-10-24 10:19:26,088 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2021-10-24 10:19:26,308 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2021-10-24 10:19:26,477 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/cvc4 --incremental --print-success --lang smt,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3,13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-24 10:19:26,478 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 10:19:26,478 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:19:26,478 INFO L82 PathProgramCache]: Analyzing trace with hash 914288142, now seen corresponding path program 1 times [2021-10-24 10:19:26,479 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 10:19:26,479 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1750204185] [2021-10-24 10:19:26,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:19:26,479 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 10:19:26,479 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 10:19:26,480 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 10:19:26,485 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2021-10-24 10:19:26,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:19:26,915 INFO L263 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-24 10:19:26,919 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 10:19:27,326 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 75 proven. 9 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-10-24 10:19:27,326 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 10:19:27,784 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 75 proven. 9 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-10-24 10:19:27,784 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 10:19:27,784 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1750204185] [2021-10-24 10:19:27,784 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1750204185] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-24 10:19:27,784 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [156544534] [2021-10-24 10:19:27,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:19:27,785 INFO L170 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-10-24 10:19:27,785 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/cvc4 [2021-10-24 10:19:27,787 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-10-24 10:19:27,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2021-10-24 10:19:28,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:19:28,422 INFO L263 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-24 10:19:28,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 10:19:28,878 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 58 proven. 3 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-10-24 10:19:28,878 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 10:19:29,245 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 58 proven. 3 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-10-24 10:19:29,246 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [156544534] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-24 10:19:29,246 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [288220357] [2021-10-24 10:19:29,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:19:29,246 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-24 10:19:29,246 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/z3 [2021-10-24 10:19:29,253 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-24 10:19:29,265 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2021-10-24 10:19:29,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:19:29,819 INFO L263 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 9 conjunts are in the unsatisfiable core [2021-10-24 10:19:29,822 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 10:19:30,167 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 89 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-10-24 10:19:30,168 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 10:19:30,561 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-10-24 10:19:30,562 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [288220357] provided 1 perfect and 1 imperfect interpolant sequences [2021-10-24 10:19:30,562 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 5 imperfect interpolant sequences. [2021-10-24 10:19:30,562 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [5, 5, 5, 5, 8] total 18 [2021-10-24 10:19:30,562 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1405819066] [2021-10-24 10:19:30,563 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-24 10:19:30,563 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 10:19:30,564 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-24 10:19:30,564 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=256, Unknown=0, NotChecked=0, Total=306 [2021-10-24 10:19:30,564 INFO L87 Difference]: Start difference. First operand 230 states and 293 transitions. Second operand has 8 states, 8 states have (on average 10.75) internal successors, (86), 8 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:19:31,276 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:19:31,276 INFO L93 Difference]: Finished difference Result 937 states and 1202 transitions. [2021-10-24 10:19:31,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-24 10:19:31,277 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.75) internal successors, (86), 8 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 99 [2021-10-24 10:19:31,277 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:19:31,284 INFO L225 Difference]: With dead ends: 937 [2021-10-24 10:19:31,284 INFO L226 Difference]: Without dead ends: 714 [2021-10-24 10:19:31,285 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 609 GetRequests, 581 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 603.9ms TimeCoverageRelationStatistics Valid=161, Invalid=709, Unknown=0, NotChecked=0, Total=870 [2021-10-24 10:19:31,287 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 714 states. [2021-10-24 10:19:31,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 714 to 363. [2021-10-24 10:19:31,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 363 states, 362 states have (on average 1.2790055248618784) internal successors, (463), 362 states have internal predecessors, (463), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:19:31,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 363 states and 463 transitions. [2021-10-24 10:19:31,380 INFO L78 Accepts]: Start accepts. Automaton has 363 states and 463 transitions. Word has length 99 [2021-10-24 10:19:31,381 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:19:31,382 INFO L470 AbstractCegarLoop]: Abstraction has 363 states and 463 transitions. [2021-10-24 10:19:31,382 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.75) internal successors, (86), 8 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:19:31,382 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 463 transitions. [2021-10-24 10:19:31,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-10-24 10:19:31,384 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:19:31,384 INFO L512 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 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] [2021-10-24 10:19:31,399 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/cvc4 --incremental --print-success --lang smt (15)] Forceful destruction successful, exit code 0 [2021-10-24 10:19:31,607 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (14)] Forceful destruction successful, exit code 0 [2021-10-24 10:19:31,848 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2021-10-24 10:19:31,998 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/cvc4 --incremental --print-success --lang smt,14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3,16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-24 10:19:31,999 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 10:19:31,999 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:19:31,999 INFO L82 PathProgramCache]: Analyzing trace with hash -580512589, now seen corresponding path program 1 times [2021-10-24 10:19:32,000 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 10:19:32,000 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1836610098] [2021-10-24 10:19:32,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:19:32,000 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 10:19:32,000 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 10:19:32,001 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 10:19:32,008 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (17)] Waiting until timeout for monitored process [2021-10-24 10:19:32,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:19:32,692 INFO L263 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-24 10:19:32,694 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 10:19:33,028 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-10-24 10:19:33,028 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 10:19:33,351 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-10-24 10:19:33,351 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 10:19:33,352 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1836610098] [2021-10-24 10:19:33,352 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1836610098] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 10:19:33,352 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:19:33,353 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2021-10-24 10:19:33,353 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [784159408] [2021-10-24 10:19:33,354 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-24 10:19:33,354 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 10:19:33,354 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-24 10:19:33,355 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-10-24 10:19:33,355 INFO L87 Difference]: Start difference. First operand 363 states and 463 transitions. Second operand has 8 states, 8 states have (on average 13.875) internal successors, (111), 8 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:19:37,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:19:37,065 INFO L93 Difference]: Finished difference Result 838 states and 1077 transitions. [2021-10-24 10:19:37,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-24 10:19:37,066 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 13.875) internal successors, (111), 8 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 101 [2021-10-24 10:19:37,067 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:19:37,070 INFO L225 Difference]: With dead ends: 838 [2021-10-24 10:19:37,071 INFO L226 Difference]: Without dead ends: 482 [2021-10-24 10:19:37,073 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 205 GetRequests, 196 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 70.8ms TimeCoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2021-10-24 10:19:37,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 482 states. [2021-10-24 10:19:37,143 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 482 to 363. [2021-10-24 10:19:37,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 363 states, 362 states have (on average 1.2624309392265194) internal successors, (457), 362 states have internal predecessors, (457), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:19:37,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 363 states and 457 transitions. [2021-10-24 10:19:37,147 INFO L78 Accepts]: Start accepts. Automaton has 363 states and 457 transitions. Word has length 101 [2021-10-24 10:19:37,147 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:19:37,147 INFO L470 AbstractCegarLoop]: Abstraction has 363 states and 457 transitions. [2021-10-24 10:19:37,148 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 13.875) internal successors, (111), 8 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:19:37,148 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 457 transitions. [2021-10-24 10:19:37,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-10-24 10:19:37,156 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:19:37,157 INFO L512 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 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] [2021-10-24 10:19:37,177 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (17)] Forceful destruction successful, exit code 0 [2021-10-24 10:19:37,373 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 10:19:37,374 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 10:19:37,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:19:37,374 INFO L82 PathProgramCache]: Analyzing trace with hash -1330430055, now seen corresponding path program 1 times [2021-10-24 10:19:37,375 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 10:19:37,375 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2026622227] [2021-10-24 10:19:37,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:19:37,375 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 10:19:37,376 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 10:19:37,377 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 10:19:37,379 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (18)] Waiting until timeout for monitored process [2021-10-24 10:19:37,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:19:38,009 INFO L263 TraceCheckSpWp]: Trace formula consists of 310 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-24 10:19:38,012 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 10:19:38,420 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 61 proven. 3 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-10-24 10:19:38,421 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 10:19:38,831 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 61 proven. 3 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-10-24 10:19:38,831 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 10:19:38,831 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2026622227] [2021-10-24 10:19:38,832 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2026622227] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-24 10:19:38,832 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [476618418] [2021-10-24 10:19:38,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:19:38,832 INFO L170 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-10-24 10:19:38,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/cvc4 [2021-10-24 10:19:38,837 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-10-24 10:19:38,860 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2021-10-24 10:19:39,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:19:39,739 INFO L263 TraceCheckSpWp]: Trace formula consists of 310 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-24 10:19:39,741 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 10:19:40,141 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 61 proven. 3 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-10-24 10:19:40,142 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 10:19:40,530 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 61 proven. 3 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-10-24 10:19:40,530 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [476618418] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-24 10:19:40,531 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [178450994] [2021-10-24 10:19:40,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:19:40,532 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-24 10:19:40,532 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/z3 [2021-10-24 10:19:40,533 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-24 10:19:40,552 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2021-10-24 10:19:41,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:19:41,300 INFO L263 TraceCheckSpWp]: Trace formula consists of 310 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-24 10:19:41,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 10:19:41,652 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 61 proven. 3 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-10-24 10:19:41,653 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 10:19:41,985 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 61 proven. 3 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-10-24 10:19:41,986 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [178450994] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-24 10:19:41,986 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2021-10-24 10:19:41,986 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 5, 5] total 5 [2021-10-24 10:19:41,987 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1496239267] [2021-10-24 10:19:41,987 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-24 10:19:41,988 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 10:19:41,988 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-24 10:19:41,988 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-24 10:19:41,989 INFO L87 Difference]: Start difference. First operand 363 states and 457 transitions. Second operand has 6 states, 6 states have (on average 12.5) internal successors, (75), 5 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:19:42,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:19:42,250 INFO L93 Difference]: Finished difference Result 1268 states and 1617 transitions. [2021-10-24 10:19:42,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-24 10:19:42,251 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.5) internal successors, (75), 5 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 102 [2021-10-24 10:19:42,252 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:19:42,257 INFO L225 Difference]: With dead ends: 1268 [2021-10-24 10:19:42,257 INFO L226 Difference]: Without dead ends: 912 [2021-10-24 10:19:42,258 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 612 GetRequests, 602 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 95.7ms TimeCoverageRelationStatistics Valid=45, Invalid=87, Unknown=0, NotChecked=0, Total=132 [2021-10-24 10:19:42,260 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 912 states. [2021-10-24 10:19:42,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 912 to 714. [2021-10-24 10:19:42,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 714 states, 713 states have (on average 1.2398316970546985) internal successors, (884), 713 states have internal predecessors, (884), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:19:42,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 714 states and 884 transitions. [2021-10-24 10:19:42,374 INFO L78 Accepts]: Start accepts. Automaton has 714 states and 884 transitions. Word has length 102 [2021-10-24 10:19:42,374 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:19:42,375 INFO L470 AbstractCegarLoop]: Abstraction has 714 states and 884 transitions. [2021-10-24 10:19:42,375 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.5) internal successors, (75), 5 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:19:42,375 INFO L276 IsEmpty]: Start isEmpty. Operand 714 states and 884 transitions. [2021-10-24 10:19:42,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-10-24 10:19:42,377 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:19:42,377 INFO L512 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 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, 1] [2021-10-24 10:19:42,392 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (18)] Forceful destruction successful, exit code 0 [2021-10-24 10:19:42,615 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Ended with exit code 0 [2021-10-24 10:19:42,798 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/cvc4 --incremental --print-success --lang smt (19)] Forceful destruction successful, exit code 0 [2021-10-24 10:19:42,992 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3,20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/z3 -smt2 -in SMTLIB2_COMPLIANT=true,19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/cvc4 --incremental --print-success --lang smt [2021-10-24 10:19:42,993 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 10:19:42,993 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:19:42,993 INFO L82 PathProgramCache]: Analyzing trace with hash -1781597551, now seen corresponding path program 1 times [2021-10-24 10:19:42,993 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 10:19:42,993 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1770419978] [2021-10-24 10:19:42,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:19:42,994 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 10:19:42,994 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 10:19:42,994 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 10:19:42,996 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (21)] Waiting until timeout for monitored process [2021-10-24 10:19:43,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:19:43,767 INFO L263 TraceCheckSpWp]: Trace formula consists of 312 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-24 10:19:43,769 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 10:19:44,127 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-10-24 10:19:44,127 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 10:19:44,497 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-10-24 10:19:44,497 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 10:19:44,497 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1770419978] [2021-10-24 10:19:44,498 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1770419978] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 10:19:44,498 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:19:44,498 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2021-10-24 10:19:44,498 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [924383296] [2021-10-24 10:19:44,499 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-10-24 10:19:44,499 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 10:19:44,499 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-10-24 10:19:44,499 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-10-24 10:19:44,500 INFO L87 Difference]: Start difference. First operand 714 states and 884 transitions. Second operand has 10 states, 10 states have (on average 11.0) internal successors, (110), 10 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:19:47,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:19:47,934 INFO L93 Difference]: Finished difference Result 1721 states and 2143 transitions. [2021-10-24 10:19:47,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-24 10:19:47,935 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 11.0) internal successors, (110), 10 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 103 [2021-10-24 10:19:47,935 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:19:47,942 INFO L225 Difference]: With dead ends: 1721 [2021-10-24 10:19:47,942 INFO L226 Difference]: Without dead ends: 1014 [2021-10-24 10:19:47,943 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 212 GetRequests, 199 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 133.7ms TimeCoverageRelationStatistics Valid=66, Invalid=144, Unknown=0, NotChecked=0, Total=210 [2021-10-24 10:19:47,945 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1014 states. [2021-10-24 10:19:48,057 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1014 to 650. [2021-10-24 10:19:48,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 650 states, 649 states have (on average 1.2234206471494606) internal successors, (794), 649 states have internal predecessors, (794), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:19:48,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 650 states and 794 transitions. [2021-10-24 10:19:48,062 INFO L78 Accepts]: Start accepts. Automaton has 650 states and 794 transitions. Word has length 103 [2021-10-24 10:19:48,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:19:48,063 INFO L470 AbstractCegarLoop]: Abstraction has 650 states and 794 transitions. [2021-10-24 10:19:48,063 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 11.0) internal successors, (110), 10 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:19:48,063 INFO L276 IsEmpty]: Start isEmpty. Operand 650 states and 794 transitions. [2021-10-24 10:19:48,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-10-24 10:19:48,065 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:19:48,065 INFO L512 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 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, 1] [2021-10-24 10:19:48,086 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (21)] Forceful destruction successful, exit code 0 [2021-10-24 10:19:48,286 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 10:19:48,286 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 10:19:48,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:19:48,286 INFO L82 PathProgramCache]: Analyzing trace with hash 1189576157, now seen corresponding path program 2 times [2021-10-24 10:19:48,287 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 10:19:48,287 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [803036505] [2021-10-24 10:19:48,287 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-24 10:19:48,287 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 10:19:48,287 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 10:19:48,288 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 10:19:48,300 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (22)] Waiting until timeout for monitored process [2021-10-24 10:19:50,355 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-10-24 10:19:50,355 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-24 10:19:50,398 INFO L263 TraceCheckSpWp]: Trace formula consists of 312 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-24 10:19:50,401 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 10:19:50,702 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 17 proven. 80 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-10-24 10:19:50,702 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 10:19:51,257 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 17 proven. 80 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-10-24 10:19:51,257 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 10:19:51,258 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [803036505] [2021-10-24 10:19:51,258 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [803036505] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-24 10:19:51,258 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [45840580] [2021-10-24 10:19:51,258 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-24 10:19:51,258 INFO L170 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-10-24 10:19:51,259 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/cvc4 [2021-10-24 10:19:51,261 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-10-24 10:19:51,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2021-10-24 10:19:54,469 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-10-24 10:19:54,470 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-24 10:19:54,548 INFO L263 TraceCheckSpWp]: Trace formula consists of 312 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-24 10:19:54,550 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 10:19:54,938 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 60 proven. 2 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-10-24 10:19:54,938 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 10:19:55,301 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 60 proven. 2 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-10-24 10:19:55,302 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [45840580] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-24 10:19:55,302 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1402088548] [2021-10-24 10:19:55,302 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-24 10:19:55,303 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-24 10:19:55,303 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/z3 [2021-10-24 10:19:55,304 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-24 10:19:55,321 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2021-10-24 10:19:57,825 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-10-24 10:19:57,825 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-24 10:19:57,832 INFO L263 TraceCheckSpWp]: Trace formula consists of 312 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-24 10:19:57,834 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 10:19:58,139 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 60 proven. 2 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-10-24 10:19:58,139 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 10:19:58,423 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 60 proven. 2 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-10-24 10:19:58,424 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1402088548] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-24 10:19:58,424 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2021-10-24 10:19:58,424 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 7, 7, 7, 7] total 14 [2021-10-24 10:19:58,424 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [764431560] [2021-10-24 10:19:58,425 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-10-24 10:19:58,426 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 10:19:58,426 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-10-24 10:19:58,426 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=145, Unknown=0, NotChecked=0, Total=182 [2021-10-24 10:19:58,427 INFO L87 Difference]: Start difference. First operand 650 states and 794 transitions. Second operand has 14 states, 14 states have (on average 16.357142857142858) internal successors, (229), 14 states have internal predecessors, (229), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:20:09,081 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:20:09,082 INFO L93 Difference]: Finished difference Result 1333 states and 1635 transitions. [2021-10-24 10:20:09,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-24 10:20:09,083 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 16.357142857142858) internal successors, (229), 14 states have internal predecessors, (229), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 103 [2021-10-24 10:20:09,083 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:20:09,084 INFO L225 Difference]: With dead ends: 1333 [2021-10-24 10:20:09,084 INFO L226 Difference]: Without dead ends: 0 [2021-10-24 10:20:09,089 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 625 GetRequests, 604 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 406.4ms TimeCoverageRelationStatistics Valid=122, Invalid=384, Unknown=0, NotChecked=0, Total=506 [2021-10-24 10:20:09,089 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-24 10:20:09,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-24 10:20:09,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:20:09,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-24 10:20:09,090 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 103 [2021-10-24 10:20:09,090 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:20:09,090 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-24 10:20:09,091 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 16.357142857142858) internal successors, (229), 14 states have internal predecessors, (229), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:20:09,091 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-24 10:20:09,091 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-24 10:20:09,095 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-24 10:20:09,095 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-24 10:20:09,096 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-24 10:20:09,111 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/cvc4 --incremental --print-success --lang smt (23)] Forceful destruction successful, exit code 0 [2021-10-24 10:20:09,322 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (22)] Forceful destruction successful, exit code 0 [2021-10-24 10:20:09,538 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Forceful destruction successful, exit code 0 [2021-10-24 10:20:09,707 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/cvc4 --incremental --print-success --lang smt,22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3,24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-24 10:20:09,709 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-24 10:20:09,713 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:09,747 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:10,075 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:10,198 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:10,199 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:10,620 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:11,266 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:11,267 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:11,269 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:11,270 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:11,703 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:11,705 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:12,331 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:12,332 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:12,332 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:12,333 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:12,334 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:12,334 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:12,335 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:12,335 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:12,336 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:12,337 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:12,338 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:12,732 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:12,734 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:12,734 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:12,736 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:12,736 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:12,737 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:12,738 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:12,857 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:12,858 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:12,914 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:12,915 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:12,916 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:12,918 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:12,919 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:13,440 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:13,442 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:13,443 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:13,444 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:13,445 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:13,446 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:13,858 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:14,347 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:14,399 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:14,400 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:14,400 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:14,401 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:14,483 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:35,243 INFO L857 garLoopResultBuilder]: For program point L927(lines 927 933) no Hoare annotation was computed. [2021-10-24 10:20:35,243 INFO L853 garLoopResultBuilder]: At program point L894(lines 1 972) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:20:35,244 INFO L853 garLoopResultBuilder]: At program point L927-1(lines 927 933) the Hoare annotation is: (let ((.cse17 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|)) (.cse16 (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~1))) (let ((.cse8 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse1 (= (_ bv1 32) ~pumpRunning~0)) (.cse15 (not (= ~waterLevel~0 (_ bv3 32)))) (.cse12 (= ~waterLevel~0 (_ bv2 32))) (.cse3 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse2 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse4 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~1)) (.cse7 (= ~waterLevel~0 (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse13 (not .cse16)) (.cse14 (not .cse17)) (.cse18 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (.cse5 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse6 (= ~systemActive~0 (_ bv1 32))) (.cse9 (= ~waterLevel~0 (_ bv1 32))) (.cse10 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse19 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse11 (= (_ bv0 32) ~pumpRunning~0))) (or (and (= ULTIMATE.start_processEnvironment_~tmp~6 (_ bv0 32)) .cse0 .cse1 .cse2 .cse3 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32)) .cse4 .cse5 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse6 (= ~switchedOnBeforeTS~0 (_ bv1 32)) .cse7 .cse8) (and .cse0 .cse2 .cse4 .cse5 .cse6 .cse9 .cse10 .cse11) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 (= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp___0~0 (_ bv1 32)) .cse8) (and .cse0 .cse12 .cse5 .cse6 .cse10 .cse11) (and .cse0 .cse1 .cse13 .cse14 .cse3 .cse5 .cse6 .cse9 .cse15) (and .cse0 .cse1 .cse12 .cse5 .cse6 .cse16 .cse10 .cse17) (and .cse0 .cse1 .cse12 .cse3 .cse5 .cse6 .cse15) (and .cse0 .cse2 .cse3 .cse18 .cse4 .cse5 .cse6 .cse7 .cse19 .cse11) (and .cse0 .cse12 .cse3 .cse5 .cse6 .cse11) (and .cse0 .cse3 .cse5 .cse6 .cse9 .cse11) (and .cse0 .cse2 .cse18 .cse4 .cse5 .cse6 .cse7 .cse10 .cse19 .cse11) (and .cse0 .cse13 .cse14 .cse18 .cse5 .cse6 .cse9 .cse10 .cse19 .cse11)))) [2021-10-24 10:20:35,244 INFO L853 garLoopResultBuilder]: At program point L795(lines 788 798) the Hoare annotation is: (let ((.cse2 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse4 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse11 (not (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~1))) (.cse12 (not (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (.cse13 (= ~waterLevel~0 (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv1 32) ~pumpRunning~0)) (.cse3 (not (= ~waterLevel~0 (_ bv2 32)))) (.cse14 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (.cse5 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse7 (= ~systemActive~0 (_ bv1 32))) (.cse8 (= ~switchedOnBeforeTS~0 (_ bv1 32))) (.cse9 (= ~waterLevel~0 (_ bv1 32))) (.cse15 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse16 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse10 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) (and .cse0 .cse1 .cse11 .cse12 .cse2 .cse4 .cse5 .cse6 .cse7 .cse8 .cse13 .cse10) (and .cse0 .cse1 .cse11 .cse12 .cse14 .cse5 .cse7 .cse8 .cse13 .cse15 .cse16 .cse10) (and .cse0 .cse1 .cse3 .cse14 .cse5 .cse7 .cse8 .cse9 .cse15 .cse16 .cse10))) [2021-10-24 10:20:35,245 INFO L853 garLoopResultBuilder]: At program point L795-1(lines 788 798) the Hoare annotation is: false [2021-10-24 10:20:35,245 INFO L857 garLoopResultBuilder]: For program point L729(lines 729 737) no Hoare annotation was computed. [2021-10-24 10:20:35,245 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2021-10-24 10:20:35,245 INFO L853 garLoopResultBuilder]: At program point L795-2(lines 788 798) the Hoare annotation is: false [2021-10-24 10:20:35,246 INFO L857 garLoopResultBuilder]: For program point L729-1(lines 729 737) no Hoare annotation was computed. [2021-10-24 10:20:35,246 INFO L857 garLoopResultBuilder]: For program point L729-2(lines 729 737) no Hoare annotation was computed. [2021-10-24 10:20:35,246 INFO L857 garLoopResultBuilder]: For program point L729-3(lines 729 737) no Hoare annotation was computed. [2021-10-24 10:20:35,246 INFO L857 garLoopResultBuilder]: For program point L729-4(lines 729 737) no Hoare annotation was computed. [2021-10-24 10:20:35,247 INFO L857 garLoopResultBuilder]: For program point L729-5(lines 729 737) no Hoare annotation was computed. [2021-10-24 10:20:35,247 INFO L853 garLoopResultBuilder]: At program point L71-2(lines 71 85) the Hoare annotation is: false [2021-10-24 10:20:35,247 INFO L857 garLoopResultBuilder]: For program point L72(line 72) no Hoare annotation was computed. [2021-10-24 10:20:35,247 INFO L853 garLoopResultBuilder]: At program point L700(lines 700 706) the Hoare annotation is: (let ((.cse21 (bvslt ~waterLevel~0 (_ bv2 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse4 (= ~systemActive~0 (_ bv1 32))) (.cse6 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= ~waterLevel~0 (_ bv2 32))) (.cse22 (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~1))) (let ((.cse11 (not .cse22)) (.cse12 (not (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (.cse5 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse10 (= ULTIMATE.start_processEnvironment_~tmp~6 (_ bv0 32))) (.cse14 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse15 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse16 (= ~switchedOnBeforeTS~0 (_ bv1 32))) (.cse18 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse1 (= (_ bv1 32) ~pumpRunning~0)) (.cse7 (not .cse2)) (.cse8 (or (and .cse0 .cse4 .cse21 .cse6) (and .cse0 .cse4 .cse22 .cse6))) (.cse9 (= ~waterLevel~0 (_ bv1 32))) (.cse13 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse19 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (.cse3 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse17 (= ~waterLevel~0 (_ bv0 32))) (.cse20 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse3 .cse8 .cse9 .cse5) (and .cse10 .cse0 .cse1 .cse11 .cse12 .cse13 .cse14 .cse3 .cse15 .cse4 .cse16 .cse17 .cse18) (and .cse0 .cse11 .cse12 .cse19 .cse3 .cse4 .cse17 .cse5 .cse20 .cse6) (and .cse10 .cse0 .cse1 .cse13 .cse14 .cse3 .cse15 .cse4 .cse16 .cse9 .cse18) (and .cse0 .cse2 .cse13 .cse3 .cse4 .cse6) (and .cse0 .cse1 .cse2 .cse13 .cse3 .cse4) (and .cse13 .cse7 .cse3 .cse8 .cse9) (and .cse0 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|) .cse13 .cse19 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~1) .cse3 .cse4 .cse17 .cse21 .cse20 .cse6)))) [2021-10-24 10:20:35,248 INFO L853 garLoopResultBuilder]: At program point L700-1(lines 700 706) the Hoare annotation is: false [2021-10-24 10:20:35,248 INFO L853 garLoopResultBuilder]: At program point L700-2(lines 700 706) the Hoare annotation is: false [2021-10-24 10:20:35,248 INFO L853 garLoopResultBuilder]: At program point L965(lines 916 966) the Hoare annotation is: false [2021-10-24 10:20:35,248 INFO L853 garLoopResultBuilder]: At program point L173(lines 168 175) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:20:35,248 INFO L857 garLoopResultBuilder]: For program point L669(lines 669 675) no Hoare annotation was computed. [2021-10-24 10:20:35,249 INFO L857 garLoopResultBuilder]: For program point L669-1(lines 669 675) no Hoare annotation was computed. [2021-10-24 10:20:35,249 INFO L857 garLoopResultBuilder]: For program point L669-2(lines 669 675) no Hoare annotation was computed. [2021-10-24 10:20:35,249 INFO L857 garLoopResultBuilder]: For program point L669-3(lines 669 675) no Hoare annotation was computed. [2021-10-24 10:20:35,249 INFO L857 garLoopResultBuilder]: For program point L669-4(lines 669 675) no Hoare annotation was computed. [2021-10-24 10:20:35,249 INFO L857 garLoopResultBuilder]: For program point L669-5(lines 669 675) no Hoare annotation was computed. [2021-10-24 10:20:35,250 INFO L857 garLoopResultBuilder]: For program point L75(lines 75 79) no Hoare annotation was computed. [2021-10-24 10:20:35,250 INFO L857 garLoopResultBuilder]: For program point L75-1(lines 75 79) no Hoare annotation was computed. [2021-10-24 10:20:35,250 INFO L857 garLoopResultBuilder]: For program point L604(lines 604 608) no Hoare annotation was computed. [2021-10-24 10:20:35,250 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2021-10-24 10:20:35,251 INFO L853 garLoopResultBuilder]: At program point L902(lines 897 905) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:20:35,251 INFO L853 garLoopResultBuilder]: At program point L804(lines 799 807) the Hoare annotation is: (let ((.cse15 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (.cse19 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse3 (not (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (.cse20 (= ULTIMATE.start_processEnvironment_~tmp~6 (_ bv0 32))) (.cse21 (= ~switchedOnBeforeTS~0 (_ bv1 32))) (.cse2 (not (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~1))) (.cse14 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse16 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~1)) (.cse17 (= ~waterLevel~0 (_ bv0 32))) (.cse22 (= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp___0~0 (_ bv1 32))) (.cse1 (= (_ bv1 32) ~pumpRunning~0)) (.cse8 (not (= ~waterLevel~0 (_ bv3 32)))) (.cse9 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse10 (= ~waterLevel~0 (_ bv2 32))) (.cse4 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse11 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse5 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse6 (= ~systemActive~0 (_ bv1 32))) (.cse7 (= ~waterLevel~0 (_ bv1 32))) (.cse18 (bvslt ~waterLevel~0 (_ bv2 32))) (.cse12 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse13 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse0 .cse10 .cse11 .cse5 .cse6 .cse12 .cse13) (and .cse0 .cse11 .cse14 .cse4 .cse15 .cse16 .cse5 .cse6 .cse17 .cse18 .cse19 .cse13) (and .cse0 .cse11 .cse14 .cse15 .cse16 .cse5 .cse6 .cse17 .cse12 .cse19 .cse13) (and .cse0 .cse1 .cse2 .cse3 .cse5 .cse6 .cse7 .cse8 .cse12 .cse9) (and .cse20 .cse0 .cse1 .cse14 .cse4 .cse16 .cse5 .cse6 .cse21 .cse17 .cse9) (and .cse20 .cse0 .cse1 .cse14 .cse16 .cse5 .cse6 .cse21 .cse17 .cse12 .cse9) (and .cse0 .cse1 .cse2 .cse14 .cse4 .cse16 .cse5 .cse6 .cse17 .cse22 .cse9) (and .cse0 .cse1 .cse2 .cse14 .cse16 .cse5 .cse6 .cse17 .cse12 .cse22 .cse9) (and .cse0 .cse1 .cse10 .cse5 .cse6 .cse8 .cse12 .cse9) (and .cse0 .cse1 .cse10 .cse4 .cse5 .cse6 .cse8 .cse9) (and .cse0 .cse10 .cse11 .cse4 .cse5 .cse6 .cse13) (and .cse0 .cse11 .cse4 .cse5 .cse6 .cse7 .cse18 .cse13) (and .cse0 .cse11 .cse5 .cse6 .cse7 .cse18 .cse12 .cse13))) [2021-10-24 10:20:35,251 INFO L853 garLoopResultBuilder]: At program point L804-1(lines 799 807) the Hoare annotation is: (let ((.cse20 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (.cse11 (= ~waterLevel~0 (_ bv0 32))) (.cse18 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse21 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse13 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse14 (not (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~1))) (.cse15 (not (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (.cse17 (bvslt ~waterLevel~0 (_ bv2 32))) (.cse19 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_processEnvironment_~tmp~6 (_ bv0 32))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= (_ bv1 32) ~pumpRunning~0)) (.cse3 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse4 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse5 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse6 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~1)) (.cse7 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse8 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse9 (= ~systemActive~0 (_ bv1 32))) (.cse10 (= ~switchedOnBeforeTS~0 (_ bv1 32))) (.cse16 (= ~waterLevel~0 (_ bv1 32))) (.cse12 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12) (and .cse1 .cse13 .cse14 .cse3 .cse15 .cse6 .cse7 .cse9 .cse16 .cse17 .cse18 .cse19) (and .cse1 .cse13 .cse3 .cse4 .cse20 .cse6 .cse7 .cse9 .cse11 .cse17 .cse21 .cse19) (and .cse1 .cse13 .cse3 .cse20 .cse6 .cse7 .cse9 .cse11 .cse18 .cse21 .cse19) (and .cse1 .cse13 .cse14 .cse3 .cse15 .cse4 .cse6 .cse7 .cse9 .cse16 .cse17 .cse19) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse16 .cse12))) [2021-10-24 10:20:35,252 INFO L853 garLoopResultBuilder]: At program point L804-2(lines 799 807) the Hoare annotation is: false [2021-10-24 10:20:35,252 INFO L853 garLoopResultBuilder]: At program point L804-3(lines 799 807) the Hoare annotation is: false [2021-10-24 10:20:35,252 INFO L853 garLoopResultBuilder]: At program point L804-4(lines 799 807) the Hoare annotation is: false [2021-10-24 10:20:35,252 INFO L853 garLoopResultBuilder]: At program point L804-5(lines 799 807) the Hoare annotation is: false [2021-10-24 10:20:35,253 INFO L857 garLoopResultBuilder]: For program point L937(lines 937 943) no Hoare annotation was computed. [2021-10-24 10:20:35,253 INFO L853 garLoopResultBuilder]: At program point L937-1(lines 937 943) the Hoare annotation is: (let ((.cse8 (not (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (.cse11 (not (= ~waterLevel~0 (_ bv3 32))))) (let ((.cse12 (= ULTIMATE.start_processEnvironment_~tmp~6 (_ bv0 32))) (.cse15 (= ~switchedOnBeforeTS~0 (_ bv1 32))) (.cse17 (bvslt ~waterLevel~0 (_ bv2 32))) (.cse1 (= ~waterLevel~0 (_ bv2 32))) (.cse6 (= (_ bv1 32) ~pumpRunning~0)) (.cse7 (not (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~1))) (.cse21 (or .cse8 .cse11)) (.cse22 (= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp___0~0 (_ bv1 32))) (.cse18 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse9 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse10 (= ~waterLevel~0 (_ bv1 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse13 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse19 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (.cse14 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~1)) (.cse2 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse3 (= ~systemActive~0 (_ bv1 32))) (.cse16 (= ~waterLevel~0 (_ bv0 32))) (.cse4 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse20 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse5 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse7 .cse8 .cse9 .cse2 .cse3 .cse10 .cse11) (and .cse0 .cse6 .cse1 .cse2 .cse3 .cse11 .cse4) (and .cse12 .cse0 .cse6 .cse13 .cse14 .cse2 .cse3 .cse15 .cse16 .cse17 .cse4 .cse18) (and .cse12 .cse0 .cse6 .cse13 .cse9 .cse14 .cse2 .cse3 .cse15 .cse16 .cse17 .cse18) (and .cse0 .cse2 .cse3 .cse10 .cse4 .cse5) (and .cse0 .cse6 .cse7 .cse8 .cse2 .cse3 .cse10 .cse11 .cse4) (and .cse0 .cse13 .cse9 .cse19 .cse14 .cse2 .cse3 .cse16 .cse20 .cse5) (and .cse0 .cse1 .cse9 .cse2 .cse3 .cse5) (and .cse0 .cse6 .cse1 .cse9 .cse2 .cse3) (and .cse0 .cse6 .cse7 .cse13 .cse9 .cse21 .cse14 .cse2 .cse3 .cse16 .cse22 .cse18) (and .cse0 .cse6 .cse7 .cse13 .cse21 .cse14 .cse2 .cse3 .cse16 .cse4 .cse22 .cse18) (and .cse0 .cse9 .cse2 .cse3 .cse10 .cse5) (and .cse0 .cse13 .cse19 .cse14 .cse2 .cse3 .cse16 .cse4 .cse20 .cse5)))) [2021-10-24 10:20:35,253 INFO L853 garLoopResultBuilder]: At program point L674(lines 665 678) the Hoare annotation is: false [2021-10-24 10:20:35,254 INFO L853 garLoopResultBuilder]: At program point L674-1(lines 665 678) the Hoare annotation is: (let ((.cse1 (= ~waterLevel~0 (_ bv2 32))) (.cse10 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse7 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse11 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (.cse12 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~1)) (.cse13 (= ~waterLevel~0 (_ bv0 32))) (.cse14 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse6 (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|)) (.cse2 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse3 (= ~systemActive~0 (_ bv1 32))) (.cse8 (= ~waterLevel~0 (_ bv1 32))) (.cse9 (bvslt ~waterLevel~0 (_ bv2 32))) (.cse4 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse5 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse7 .cse2 .cse3 .cse8 .cse9 .cse5) (and .cse0 .cse1 .cse7 .cse2 .cse3 .cse5) (and .cse0 .cse6 .cse10 .cse11 .cse12 .cse2 .cse3 .cse13 .cse9 .cse4 .cse14 .cse5) (and .cse0 .cse6 .cse10 .cse7 .cse11 .cse12 .cse2 .cse3 .cse13 .cse9 .cse14 .cse5) (and .cse0 .cse6 .cse2 .cse3 .cse8 .cse9 .cse4 .cse5))) [2021-10-24 10:20:35,254 INFO L853 garLoopResultBuilder]: At program point L674-2(lines 665 678) the Hoare annotation is: false [2021-10-24 10:20:35,254 INFO L853 garLoopResultBuilder]: At program point L674-3(lines 665 678) the Hoare annotation is: false [2021-10-24 10:20:35,254 INFO L853 garLoopResultBuilder]: At program point L674-4(lines 665 678) the Hoare annotation is: false [2021-10-24 10:20:35,254 INFO L853 garLoopResultBuilder]: At program point L674-5(lines 665 678) the Hoare annotation is: false [2021-10-24 10:20:35,255 INFO L853 garLoopResultBuilder]: At program point L183(lines 693 699) the Hoare annotation is: (let ((.cse19 (not (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~1))) (.cse20 (not (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (.cse4 (= ~waterLevel~0 (_ bv1 32))) (.cse9 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (.cse12 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse18 (= ULTIMATE.start_processEnvironment_~tmp~6 (_ bv0 32))) (.cse8 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse10 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~1)) (.cse11 (= ~waterLevel~0 (_ bv0 32))) (.cse15 (= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp___0~0 (_ bv1 32))) (.cse13 (= (_ bv1 32) ~pumpRunning~0)) (.cse14 (= ~switchedOnBeforeTS~0 (_ bv1 32))) (.cse5 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse16 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse7 (= ~waterLevel~0 (_ bv2 32))) (.cse1 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse17 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse2 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse3 (= ~systemActive~0 (_ bv1 32))) (.cse6 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse7 .cse1 .cse2 .cse3 .cse5 .cse6) (and .cse0 .cse1 .cse8 .cse9 .cse10 .cse2 .cse3 .cse11 .cse5 .cse12 .cse6) (and .cse0 .cse13 .cse8 .cse10 .cse2 .cse3 .cse14 .cse11 .cse5 .cse15 .cse16) (and .cse0 .cse1 .cse17 .cse2 .cse3 .cse4 .cse6) (and .cse18 .cse0 .cse13 .cse8 .cse17 .cse10 .cse2 .cse3 .cse14 .cse11 .cse16) (and .cse0 .cse13 .cse19 .cse20 .cse2 .cse3 .cse14 .cse4 .cse5 .cse16) (and .cse0 .cse13 .cse19 .cse20 .cse17 .cse2 .cse3 .cse14 .cse4 .cse16) (and .cse0 .cse1 .cse8 .cse17 .cse9 .cse10 .cse2 .cse3 .cse11 .cse12 .cse6) (and .cse18 .cse0 .cse13 .cse8 .cse10 .cse2 .cse3 .cse14 .cse11 .cse5 .cse16) (and .cse0 .cse13 .cse8 .cse17 .cse10 .cse2 .cse3 .cse14 .cse11 .cse15 .cse16) (and .cse0 .cse13 .cse7 .cse17 .cse2 .cse3 .cse14 .cse16) (and .cse0 .cse13 .cse7 .cse2 .cse3 .cse14 .cse5 .cse16) (and .cse0 .cse7 .cse1 .cse17 .cse2 .cse3 .cse6))) [2021-10-24 10:20:35,255 INFO L853 garLoopResultBuilder]: At program point L183-1(lines 693 699) the Hoare annotation is: false [2021-10-24 10:20:35,255 INFO L853 garLoopResultBuilder]: At program point L183-2(lines 693 699) the Hoare annotation is: false [2021-10-24 10:20:35,256 INFO L857 garLoopResultBuilder]: For program point L151(lines 151 158) no Hoare annotation was computed. [2021-10-24 10:20:35,256 INFO L860 garLoopResultBuilder]: At program point L151-1(lines 151 158) the Hoare annotation is: true [2021-10-24 10:20:35,256 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-24 10:20:35,256 INFO L857 garLoopResultBuilder]: For program point L54(line 54) no Hoare annotation was computed. [2021-10-24 10:20:35,256 INFO L857 garLoopResultBuilder]: For program point L54-1(line 54) no Hoare annotation was computed. [2021-10-24 10:20:35,257 INFO L857 garLoopResultBuilder]: For program point L54-2(line 54) no Hoare annotation was computed. [2021-10-24 10:20:35,257 INFO L857 garLoopResultBuilder]: For program point L616(lines 616 620) no Hoare annotation was computed. [2021-10-24 10:20:35,257 INFO L857 garLoopResultBuilder]: For program point L947(lines 947 960) no Hoare annotation was computed. [2021-10-24 10:20:35,257 INFO L853 garLoopResultBuilder]: At program point L122(lines 118 124) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:20:35,257 INFO L857 garLoopResultBuilder]: For program point L751(lines 751 768) no Hoare annotation was computed. [2021-10-24 10:20:35,258 INFO L857 garLoopResultBuilder]: For program point L751-1(lines 751 768) no Hoare annotation was computed. [2021-10-24 10:20:35,258 INFO L857 garLoopResultBuilder]: For program point L751-2(lines 751 768) no Hoare annotation was computed. [2021-10-24 10:20:35,258 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-24 10:20:35,258 INFO L857 garLoopResultBuilder]: For program point L918(lines 917 964) no Hoare annotation was computed. [2021-10-24 10:20:35,258 INFO L857 garLoopResultBuilder]: For program point L919(lines 919 923) no Hoare annotation was computed. [2021-10-24 10:20:35,259 INFO L857 garLoopResultBuilder]: For program point L853(lines 853 857) no Hoare annotation was computed. [2021-10-24 10:20:35,259 INFO L857 garLoopResultBuilder]: For program point L853-2(lines 853 857) no Hoare annotation was computed. [2021-10-24 10:20:35,259 INFO L857 garLoopResultBuilder]: For program point L853-3(lines 853 857) no Hoare annotation was computed. [2021-10-24 10:20:35,259 INFO L857 garLoopResultBuilder]: For program point L853-5(lines 853 857) no Hoare annotation was computed. [2021-10-24 10:20:35,259 INFO L857 garLoopResultBuilder]: For program point L853-6(lines 853 857) no Hoare annotation was computed. [2021-10-24 10:20:35,260 INFO L857 garLoopResultBuilder]: For program point L853-8(lines 853 857) no Hoare annotation was computed. [2021-10-24 10:20:35,260 INFO L857 garLoopResultBuilder]: For program point L853-9(lines 853 857) no Hoare annotation was computed. [2021-10-24 10:20:35,260 INFO L857 garLoopResultBuilder]: For program point L853-11(lines 853 857) no Hoare annotation was computed. [2021-10-24 10:20:35,260 INFO L857 garLoopResultBuilder]: For program point L853-12(lines 853 857) no Hoare annotation was computed. [2021-10-24 10:20:35,260 INFO L857 garLoopResultBuilder]: For program point L853-14(lines 853 857) no Hoare annotation was computed. [2021-10-24 10:20:35,261 INFO L857 garLoopResultBuilder]: For program point L853-15(lines 853 857) no Hoare annotation was computed. [2021-10-24 10:20:35,261 INFO L857 garLoopResultBuilder]: For program point L853-17(lines 853 857) no Hoare annotation was computed. [2021-10-24 10:20:35,261 INFO L860 garLoopResultBuilder]: At program point L160(lines 141 163) the Hoare annotation is: true [2021-10-24 10:20:35,261 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-24 10:20:35,261 INFO L857 garLoopResultBuilder]: For program point L755(lines 755 763) no Hoare annotation was computed. [2021-10-24 10:20:35,261 INFO L857 garLoopResultBuilder]: For program point L755-1(lines 755 763) no Hoare annotation was computed. [2021-10-24 10:20:35,262 INFO L857 garLoopResultBuilder]: For program point L755-2(lines 755 763) no Hoare annotation was computed. [2021-10-24 10:20:35,262 INFO L857 garLoopResultBuilder]: For program point L194(lines 194 211) no Hoare annotation was computed. [2021-10-24 10:20:35,262 INFO L853 garLoopResultBuilder]: At program point L194-1(lines 1 972) the Hoare annotation is: (let ((.cse12 (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~1))) (let ((.cse14 (not .cse12)) (.cse15 (= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp___0~0 (_ bv1 32))) (.cse8 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse1 (= (_ bv1 32) ~pumpRunning~0)) (.cse13 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|)) (.cse3 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse9 (= ~waterLevel~0 (_ bv1 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse16 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (.cse4 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~1)) (.cse5 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse6 (= ~systemActive~0 (_ bv1 32))) (.cse7 (= ~waterLevel~0 (_ bv0 32))) (.cse10 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse17 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse11 (= (_ bv0 32) ~pumpRunning~0))) (or (and (= ULTIMATE.start_processEnvironment_~tmp~6 (_ bv0 32)) .cse0 .cse1 .cse2 .cse3 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32)) .cse4 .cse5 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse6 (= ~switchedOnBeforeTS~0 (_ bv1 32)) .cse7 .cse8) (and .cse0 .cse2 .cse4 .cse5 .cse6 .cse9 .cse10 .cse11) (and .cse0 .cse4 .cse5 .cse6 .cse12 .cse10 .cse13 .cse11) (and .cse0 .cse1 .cse14 .cse2 .cse3 .cse4 .cse5 .cse6 .cse9 .cse15 .cse8) (and .cse0 .cse1 .cse3 .cse4 .cse5 .cse6 .cse12 .cse13) (and .cse0 .cse1 .cse14 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse15 .cse8) (and .cse0 .cse2 .cse3 .cse16 .cse4 .cse5 .cse6 .cse7 .cse17 .cse11) (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse3 .cse5 .cse6 .cse12 .cse13 .cse11) (and .cse0 .cse1 .cse4 .cse5 .cse6 .cse12 .cse10 .cse13) (and .cse0 .cse3 .cse5 .cse6 .cse9 .cse11) (and .cse0 .cse2 .cse16 .cse4 .cse5 .cse6 .cse7 .cse10 .cse17 .cse11)))) [2021-10-24 10:20:35,262 INFO L857 garLoopResultBuilder]: For program point L194-2(lines 194 211) no Hoare annotation was computed. [2021-10-24 10:20:35,263 INFO L853 garLoopResultBuilder]: At program point L194-3(lines 1 972) the Hoare annotation is: false [2021-10-24 10:20:35,263 INFO L857 garLoopResultBuilder]: For program point L194-4(lines 194 211) no Hoare annotation was computed. [2021-10-24 10:20:35,263 INFO L853 garLoopResultBuilder]: At program point L194-5(lines 1 972) the Hoare annotation is: false [2021-10-24 10:20:35,263 INFO L857 garLoopResultBuilder]: For program point L955(lines 955 959) no Hoare annotation was computed. [2021-10-24 10:20:35,264 INFO L853 garLoopResultBuilder]: At program point L955-2(lines 955 959) the Hoare annotation is: (let ((.cse8 (not (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (.cse11 (not (= ~waterLevel~0 (_ bv3 32))))) (let ((.cse12 (= ULTIMATE.start_processEnvironment_~tmp~6 (_ bv0 32))) (.cse15 (= ~switchedOnBeforeTS~0 (_ bv1 32))) (.cse17 (bvslt ~waterLevel~0 (_ bv2 32))) (.cse1 (= ~waterLevel~0 (_ bv2 32))) (.cse6 (= (_ bv1 32) ~pumpRunning~0)) (.cse7 (not (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~1))) (.cse21 (or .cse8 .cse11)) (.cse22 (= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp___0~0 (_ bv1 32))) (.cse18 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse9 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse10 (= ~waterLevel~0 (_ bv1 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse13 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse19 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (.cse14 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~1)) (.cse2 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse3 (= ~systemActive~0 (_ bv1 32))) (.cse16 (= ~waterLevel~0 (_ bv0 32))) (.cse4 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse20 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse5 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse7 .cse8 .cse9 .cse2 .cse3 .cse10 .cse11) (and .cse0 .cse6 .cse1 .cse2 .cse3 .cse11 .cse4) (and .cse12 .cse0 .cse6 .cse13 .cse14 .cse2 .cse3 .cse15 .cse16 .cse17 .cse4 .cse18) (and .cse12 .cse0 .cse6 .cse13 .cse9 .cse14 .cse2 .cse3 .cse15 .cse16 .cse17 .cse18) (and .cse0 .cse2 .cse3 .cse10 .cse4 .cse5) (and .cse0 .cse6 .cse7 .cse8 .cse2 .cse3 .cse10 .cse11 .cse4) (and .cse0 .cse13 .cse9 .cse19 .cse14 .cse2 .cse3 .cse16 .cse20 .cse5) (and .cse0 .cse1 .cse9 .cse2 .cse3 .cse5) (and .cse0 .cse6 .cse1 .cse9 .cse2 .cse3) (and .cse0 .cse6 .cse7 .cse13 .cse9 .cse21 .cse14 .cse2 .cse3 .cse16 .cse22 .cse18) (and .cse0 .cse6 .cse7 .cse13 .cse21 .cse14 .cse2 .cse3 .cse16 .cse4 .cse22 .cse18) (and .cse0 .cse9 .cse2 .cse3 .cse10 .cse5) (and .cse0 .cse13 .cse19 .cse14 .cse2 .cse3 .cse16 .cse4 .cse20 .cse5)))) [2021-10-24 10:20:35,264 INFO L857 garLoopResultBuilder]: For program point L592(lines 592 596) no Hoare annotation was computed. [2021-10-24 10:20:35,264 INFO L857 garLoopResultBuilder]: For program point L592-3(lines 592 596) no Hoare annotation was computed. [2021-10-24 10:20:35,264 INFO L857 garLoopResultBuilder]: For program point L592-6(lines 592 596) no Hoare annotation was computed. [2021-10-24 10:20:35,264 INFO L857 garLoopResultBuilder]: For program point L725(lines 725 742) no Hoare annotation was computed. [2021-10-24 10:20:35,265 INFO L857 garLoopResultBuilder]: For program point L725-1(lines 725 742) no Hoare annotation was computed. [2021-10-24 10:20:35,265 INFO L857 garLoopResultBuilder]: For program point L725-2(lines 725 742) no Hoare annotation was computed. [2021-10-24 10:20:35,265 INFO L857 garLoopResultBuilder]: For program point L725-3(lines 725 742) no Hoare annotation was computed. [2021-10-24 10:20:35,265 INFO L857 garLoopResultBuilder]: For program point L725-4(lines 725 742) no Hoare annotation was computed. [2021-10-24 10:20:35,265 INFO L857 garLoopResultBuilder]: For program point L725-5(lines 725 742) no Hoare annotation was computed. [2021-10-24 10:20:35,266 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-24 10:20:35,266 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2021-10-24 10:20:35,266 INFO L853 garLoopResultBuilder]: At program point L693(lines 689 711) the Hoare annotation is: (let ((.cse11 (= ~waterLevel~0 (_ bv2 32)))) (let ((.cse2 (not (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~1))) (.cse3 (not (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (.cse1 (= (_ bv1 32) ~pumpRunning~0)) (.cse4 (not .cse11)) (.cse7 (= ~switchedOnBeforeTS~0 (_ bv1 32))) (.cse10 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse13 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse14 (= ~waterLevel~0 (_ bv1 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse15 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse16 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (.cse17 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~1)) (.cse5 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse6 (= ~systemActive~0 (_ bv1 32))) (.cse8 (= ~waterLevel~0 (_ bv0 32))) (.cse9 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse18 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse12 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) (and .cse0 .cse11 .cse5 .cse6 .cse9 .cse12) (and .cse0 .cse1 .cse13 .cse4 .cse5 .cse6 .cse7 .cse14 .cse10) (and .cse0 .cse5 .cse6 .cse14 .cse9 .cse12) (and .cse0 .cse1 .cse2 .cse3 .cse13 .cse4 .cse5 .cse6 .cse7 .cse8 .cse10) (and .cse0 .cse15 .cse13 .cse16 .cse17 .cse5 .cse6 .cse8 .cse18 .cse12) (and .cse0 .cse11 .cse13 .cse5 .cse6 .cse12) (and .cse0 .cse1 .cse4 .cse5 .cse6 .cse7 .cse14 .cse9 .cse10) (and .cse0 .cse13 .cse5 .cse6 .cse14 .cse12) (and .cse0 .cse15 .cse16 .cse17 .cse5 .cse6 .cse8 .cse9 .cse18 .cse12)))) [2021-10-24 10:20:35,267 INFO L853 garLoopResultBuilder]: At program point L693-1(lines 689 711) the Hoare annotation is: false [2021-10-24 10:20:35,267 INFO L853 garLoopResultBuilder]: At program point L693-2(lines 689 711) the Hoare annotation is: false [2021-10-24 10:20:35,267 INFO L857 garLoopResultBuilder]: For program point L198(lines 198 208) no Hoare annotation was computed. [2021-10-24 10:20:35,267 INFO L857 garLoopResultBuilder]: For program point L198-2(lines 198 208) no Hoare annotation was computed. [2021-10-24 10:20:35,267 INFO L857 garLoopResultBuilder]: For program point L198-4(lines 198 208) no Hoare annotation was computed. [2021-10-24 10:20:35,268 INFO L853 garLoopResultBuilder]: At program point L859(lines 844 862) the Hoare annotation is: false [2021-10-24 10:20:35,268 INFO L853 garLoopResultBuilder]: At program point L859-1(lines 844 862) the Hoare annotation is: (let ((.cse8 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse10 (= ~waterLevel~0 (_ bv2 32))) (.cse11 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse12 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (.cse13 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~1)) (.cse14 (= ~waterLevel~0 (_ bv0 32))) (.cse15 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (not (= ULTIMATE.start_isHighWaterLevel_~tmp~7 (_ bv0 32)))) (.cse16 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse2 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 (_ bv0 32))) (.cse4 (= ~systemActive~0 (_ bv1 32))) (.cse5 (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv0 32))) (.cse6 (= ~waterLevel~0 (_ bv1 32))) (.cse7 (bvslt ~waterLevel~0 (_ bv2 32))) (.cse9 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse0 .cse10 .cse2 .cse4 .cse8 .cse9) (and .cse0 .cse1 .cse11 .cse12 .cse13 .cse2 .cse3 .cse4 .cse5 .cse14 .cse7 .cse8 .cse15 .cse9) (and .cse0 .cse10 .cse16 .cse2 .cse4 .cse9) (and .cse0 .cse1 .cse11 .cse16 .cse12 .cse13 .cse2 .cse3 .cse4 .cse5 .cse14 .cse7 .cse15 .cse9) (and .cse0 .cse1 .cse16 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse9))) [2021-10-24 10:20:35,268 INFO L853 garLoopResultBuilder]: At program point L859-2(lines 844 862) the Hoare annotation is: false [2021-10-24 10:20:35,268 INFO L853 garLoopResultBuilder]: At program point L859-3(lines 844 862) the Hoare annotation is: false [2021-10-24 10:20:35,269 INFO L853 garLoopResultBuilder]: At program point L859-4(lines 844 862) the Hoare annotation is: false [2021-10-24 10:20:35,269 INFO L853 garLoopResultBuilder]: At program point L859-5(lines 844 862) the Hoare annotation is: false [2021-10-24 10:20:35,269 INFO L853 garLoopResultBuilder]: At program point L661(lines 656 664) the Hoare annotation is: (let ((.cse19 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (let ((.cse16 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (.cse18 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse2 (not .cse19)) (.cse5 (= ~waterLevel~0 (_ bv1 32))) (.cse6 (bvslt ~waterLevel~0 (_ bv2 32))) (.cse8 (= (_ bv0 32) ~pumpRunning~0)) (.cse7 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse9 (= ULTIMATE.start_processEnvironment_~tmp~6 (_ bv0 32))) (.cse12 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse13 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse14 (= ~switchedOnBeforeTS~0 (_ bv1 32))) (.cse17 (= ~waterLevel~0 (_ bv0 32))) (.cse15 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse10 (= (_ bv1 32) ~pumpRunning~0)) (.cse1 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse11 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse3 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse4 (= ~systemActive~0 (_ bv1 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse9 .cse0 .cse10 .cse1 .cse11 .cse12 .cse3 .cse13 .cse4 .cse14 .cse5 .cse15) (and .cse0 .cse1 .cse2 .cse11 .cse16 .cse3 .cse4 .cse17 .cse6 .cse18 .cse8) (and .cse0 .cse1 .cse2 .cse16 .cse3 .cse4 .cse17 .cse6 .cse7 .cse18 .cse8) (and .cse0 .cse1 .cse3 .cse4 .cse7 .cse19 .cse8) (and .cse0 .cse1 .cse2 .cse11 .cse3 .cse4 .cse5 .cse6 .cse8) (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse11 .cse3 .cse4 .cse19 .cse8) (and .cse0 .cse10 .cse1 .cse3 .cse4 .cse7 .cse19) (and .cse9 .cse0 .cse10 .cse1 .cse11 .cse12 .cse3 .cse13 .cse4 .cse14 .cse17 .cse15) (and .cse0 .cse10 .cse1 .cse11 .cse3 .cse4 .cse19)))) [2021-10-24 10:20:35,269 INFO L853 garLoopResultBuilder]: At program point L661-1(lines 656 664) the Hoare annotation is: false [2021-10-24 10:20:35,270 INFO L853 garLoopResultBuilder]: At program point L661-2(lines 656 664) the Hoare annotation is: false [2021-10-24 10:20:35,270 INFO L857 garLoopResultBuilder]: For program point L199(lines 199 205) no Hoare annotation was computed. [2021-10-24 10:20:35,270 INFO L857 garLoopResultBuilder]: For program point L199-2(lines 199 205) no Hoare annotation was computed. [2021-10-24 10:20:35,270 INFO L857 garLoopResultBuilder]: For program point L199-4(lines 199 205) no Hoare annotation was computed. [2021-10-24 10:20:35,270 INFO L853 garLoopResultBuilder]: At program point L629(lines 624 632) the Hoare annotation is: (let ((.cse4 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse11 (not (= ~waterLevel~0 (_ bv2 32)))) (.cse12 (= ~waterLevel~0 (_ bv1 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv1 32) ~pumpRunning~0)) (.cse2 (not (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~1))) (.cse3 (not (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (.cse5 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse7 (= ~systemActive~0 (_ bv1 32))) (.cse8 (= ~switchedOnBeforeTS~0 (_ bv1 32))) (.cse9 (= ~waterLevel~0 (_ bv0 32))) (.cse13 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse14 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse10 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) (and .cse0 .cse1 .cse4 .cse11 .cse5 .cse6 .cse7 .cse8 .cse12 .cse10) (and .cse0 .cse1 .cse11 .cse5 .cse7 .cse8 .cse12 .cse13 .cse14 .cse10) (and .cse0 .cse1 .cse2 .cse3 .cse5 .cse7 .cse8 .cse9 .cse13 .cse14 .cse10))) [2021-10-24 10:20:35,271 INFO L853 garLoopResultBuilder]: At program point L629-1(lines 624 632) the Hoare annotation is: false [2021-10-24 10:20:35,271 INFO L853 garLoopResultBuilder]: At program point L629-2(lines 624 632) the Hoare annotation is: false [2021-10-24 10:20:35,276 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-24 10:20:35,352 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.10 10:20:35 BoogieIcfgContainer [2021-10-24 10:20:35,352 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-24 10:20:35,352 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-24 10:20:35,353 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-24 10:20:35,353 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-24 10:20:35,353 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 10:19:08" (3/4) ... [2021-10-24 10:20:35,356 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-24 10:20:35,376 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-24 10:20:35,378 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-24 10:20:35,379 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-24 10:20:35,380 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-24 10:20:35,381 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-24 10:20:35,382 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-24 10:20:35,383 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-24 10:20:35,410 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((methaneLevelCritical == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning [2021-10-24 10:20:35,410 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((methaneLevelCritical == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning [2021-10-24 10:20:35,411 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((methaneLevelCritical == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning [2021-10-24 10:20:35,411 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && waterLevel == tmp) && \result == 1bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && 1bv32 == \result) || (((((((splverifierCounter == 0bv32 && waterLevel == \result) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && 2bv32 == tmp) && methaneLevelCritical == 1bv32) && 2bv32 == \result) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && tmp___0 == 1bv32) && 1bv32 == \result)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && 2bv32 == tmp) && 2bv32 == \result)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && tmp___0 == 1bv32) && 1bv32 == \result)) || (((((((((splverifierCounter == 0bv32 && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && 2bv32 == tmp) && 2bv32 == \result) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && 2bv32 == tmp) && methaneLevelCritical == 1bv32) && 2bv32 == \result)) || (((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && waterLevel == \result) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) [2021-10-24 10:20:35,411 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && waterLevel == tmp) && \result == 1bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && 1bv32 == \result) || (((((((splverifierCounter == 0bv32 && waterLevel == \result) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && tmp___0 == 1bv32) && 1bv32 == \result)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32))) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && 2bv32 == tmp) && methaneLevelCritical == 1bv32) && 2bv32 == \result)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && !(waterLevel == 3bv32))) || (((((((((splverifierCounter == 0bv32 && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && waterLevel == \result) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && !(2bv32 == tmp)) && !(2bv32 == \result)) && \result == 1bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) [2021-10-24 10:20:35,412 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32))) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32)) || (((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == \result) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && 1bv32 == \result)) || (((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && 1bv32 == \result)) || (((((splverifierCounter == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32)) || (((((((((splverifierCounter == 0bv32 && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32)) || (((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && waterLevel == \result) && methaneLevelCritical == 0bv32) && (!(2bv32 == \result) || !(waterLevel == 3bv32))) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && tmp___0 == 1bv32) && 1bv32 == \result)) || (((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && waterLevel == \result) && (!(2bv32 == \result) || !(waterLevel == 3bv32))) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && tmp___0 == 1bv32) && 1bv32 == \result)) || (((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && waterLevel == \result) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) [2021-10-24 10:20:35,412 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32))) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32)) || (((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == \result) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && 1bv32 == \result)) || (((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && 1bv32 == \result)) || (((((splverifierCounter == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32)) || (((((((((splverifierCounter == 0bv32 && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32)) || (((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && waterLevel == \result) && methaneLevelCritical == 0bv32) && (!(2bv32 == \result) || !(waterLevel == 3bv32))) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && tmp___0 == 1bv32) && 1bv32 == \result)) || (((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && waterLevel == \result) && (!(2bv32 == \result) || !(waterLevel == 3bv32))) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && tmp___0 == 1bv32) && 1bv32 == \result)) || (((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && waterLevel == \result) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) [2021-10-24 10:20:35,413 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && 1bv32 == \result) || ((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && 1bv32 == \result)) || ((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && 1bv32 == \result)) || ((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == \result) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 1bv32 == \result)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && tmp___0 == 1bv32) && 1bv32 == \result)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && waterLevel == \result) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && tmp___0 == 1bv32) && 1bv32 == \result)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && 1bv32 == \result)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && !(waterLevel == 3bv32)) && 1bv32 == \result)) || ((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && 0bv32 == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) [2021-10-24 10:20:35,413 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) || ((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && tmp___0 == 1bv32) && 1bv32 == \result)) || ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && 1bv32 == \result)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 1bv32 == \result)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result)) || ((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == \result) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 1bv32 == \result)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && tmp___0 == 1bv32) && 1bv32 == \result)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && 1bv32 == \result)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && methaneLevelCritical == 1bv32) && 1bv32 == \result)) || ((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) [2021-10-24 10:20:35,413 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && !(waterLevel == 2bv32)) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 1bv32 == \result) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result)) || (((((splverifierCounter == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && 1bv32 == \result)) || (((((((((splverifierCounter == 0bv32 && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(waterLevel == 2bv32)) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 1bv32 == \result)) || (((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && waterLevel == \result) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) [2021-10-24 10:20:35,414 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((!(waterLevel == 2bv32) && \result == 1bv32) && ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && systemActive == 1bv32) && 2bv32 == tmp) && 0bv32 == pumpRunning))) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32)) || ((((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 1bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && 1bv32 == \result)) || (((((((((splverifierCounter == 0bv32 && !(2bv32 == tmp)) && !(2bv32 == \result)) && \result == 1bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 1bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32)) || ((((methaneLevelCritical == 0bv32 && !(waterLevel == 2bv32)) && \result == 1bv32) && ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && systemActive == 1bv32) && 2bv32 == tmp) && 0bv32 == pumpRunning))) && waterLevel == 1bv32)) || ((((((((((splverifierCounter == 0bv32 && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && \result == 1bv32) && 0bv32 == pumpRunning) [2021-10-24 10:20:35,415 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((splverifierCounter == 0bv32 && waterLevel == \result) && !(2bv32 == \result)) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) || (((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 1bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result)) || ((((((((((splverifierCounter == 0bv32 && waterLevel == \result) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 1bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && waterLevel == \result) && !(2bv32 == \result)) && \result == 1bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && waterLevel == \result) && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 2bv32 == \result) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && waterLevel == \result) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && 2bv32 == \result) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 2bv32 == \result)) || (((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 1bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && 1bv32 == \result)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && 2bv32 == \result) [2021-10-24 10:20:35,415 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 1bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && 1bv32 == \result) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 1bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(waterLevel == 2bv32)) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 1bv32 == \result)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 1bv32 == \result) [2021-10-24 10:20:35,416 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 0bv32) && \result == 1bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result) || (((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 1bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && 1bv32 == \result)) || (((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && \result == 1bv32) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 1bv32 == \result)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(waterLevel == 2bv32)) && \result == 1bv32) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 1bv32 == \result) [2021-10-24 10:20:35,417 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) || (((((((splverifierCounter == 0bv32 && 1bv32 == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || (((((((((((splverifierCounter == 0bv32 && 1bv32 == \result) && waterLevel == \result) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((((((splverifierCounter == 0bv32 && 1bv32 == \result) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && 1bv32 == \result) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) [2021-10-24 10:20:35,417 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && waterLevel == tmp) && \result == 1bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && 1bv32 == \result) || (((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && !(2bv32 == tmp)) && waterLevel == \result) && !(2bv32 == \result)) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && !(2bv32 == tmp)) && waterLevel == \result) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning)) || ((((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && waterLevel == tmp) && \result == 1bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result) [2021-10-24 10:20:35,418 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((splverifierCounter == 0bv32 && !(tmp == 0bv32)) && \result == 1bv32) && tmp___0 == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((((((((splverifierCounter == 0bv32 && !(tmp == 0bv32)) && waterLevel == \result) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && tmp___0 == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || (((((((((((((splverifierCounter == 0bv32 && !(tmp == 0bv32)) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && tmp___0 == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && !(tmp == 0bv32)) && methaneLevelCritical == 0bv32) && \result == 1bv32) && tmp___0 == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning) [2021-10-24 10:20:35,491 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/witness.graphml [2021-10-24 10:20:35,491 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-24 10:20:35,493 INFO L168 Benchmark]: Toolchain (without parser) took 91289.18 ms. Allocated memory was 75.5 MB in the beginning and 222.3 MB in the end (delta: 146.8 MB). Free memory was 53.3 MB in the beginning and 126.9 MB in the end (delta: -73.6 MB). Peak memory consumption was 71.3 MB. Max. memory is 16.1 GB. [2021-10-24 10:20:35,493 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 54.5 MB. Free memory is still 34.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-24 10:20:35,494 INFO L168 Benchmark]: CACSL2BoogieTranslator took 833.28 ms. Allocated memory is still 75.5 MB. Free memory was 53.1 MB in the beginning and 45.0 MB in the end (delta: 8.1 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-24 10:20:35,495 INFO L168 Benchmark]: Boogie Procedure Inliner took 87.02 ms. Allocated memory is still 75.5 MB. Free memory was 45.0 MB in the beginning and 41.3 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-24 10:20:35,495 INFO L168 Benchmark]: Boogie Preprocessor took 113.71 ms. Allocated memory is still 75.5 MB. Free memory was 41.3 MB in the beginning and 38.5 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-24 10:20:35,496 INFO L168 Benchmark]: RCFGBuilder took 2865.82 ms. Allocated memory was 75.5 MB in the beginning and 98.6 MB in the end (delta: 23.1 MB). Free memory was 38.5 MB in the beginning and 72.9 MB in the end (delta: -34.4 MB). Peak memory consumption was 12.1 MB. Max. memory is 16.1 GB. [2021-10-24 10:20:35,496 INFO L168 Benchmark]: TraceAbstraction took 87239.17 ms. Allocated memory was 98.6 MB in the beginning and 222.3 MB in the end (delta: 123.7 MB). Free memory was 72.4 MB in the beginning and 136.4 MB in the end (delta: -64.0 MB). Peak memory consumption was 147.2 MB. Max. memory is 16.1 GB. [2021-10-24 10:20:35,496 INFO L168 Benchmark]: Witness Printer took 138.96 ms. Allocated memory is still 222.3 MB. Free memory was 136.4 MB in the beginning and 126.9 MB in the end (delta: 9.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-24 10:20:35,499 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 54.5 MB. Free memory is still 34.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 833.28 ms. Allocated memory is still 75.5 MB. Free memory was 53.1 MB in the beginning and 45.0 MB in the end (delta: 8.1 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 87.02 ms. Allocated memory is still 75.5 MB. Free memory was 45.0 MB in the beginning and 41.3 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 113.71 ms. Allocated memory is still 75.5 MB. Free memory was 41.3 MB in the beginning and 38.5 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2865.82 ms. Allocated memory was 75.5 MB in the beginning and 98.6 MB in the end (delta: 23.1 MB). Free memory was 38.5 MB in the beginning and 72.9 MB in the end (delta: -34.4 MB). Peak memory consumption was 12.1 MB. Max. memory is 16.1 GB. * TraceAbstraction took 87239.17 ms. Allocated memory was 98.6 MB in the beginning and 222.3 MB in the end (delta: 123.7 MB). Free memory was 72.4 MB in the beginning and 136.4 MB in the end (delta: -64.0 MB). Peak memory consumption was 147.2 MB. Max. memory is 16.1 GB. * Witness Printer took 138.96 ms. Allocated memory is still 222.3 MB. Free memory was 136.4 MB in the beginning and 126.9 MB in the end (delta: 9.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 54]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 54]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 54]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 120 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 87082.9ms, OverallIterations: 15, TraceHistogramMax: 4, EmptinessCheckTime: 57.0ms, AutomataDifference: 26613.5ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 25535.3ms, InitialAbstractionConstructionTime: 17.8ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 1639 SDtfs, 3220 SDslu, 4330 SDs, 0 SdLazy, 655 SolverSat, 153 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 23863.2ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3133 GetRequests, 3006 SyntacticMatches, 0 SemanticMatches, 127 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 205 ImplicationChecksByTransitivity, 1717.4ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=714occurred in iteration=13, InterpolantAutomatonStates: 110, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 690.4ms AutomataMinimizationTime, 15 MinimizatonAttempts, 1722 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 50 LocationsWithAnnotation, 50 PreInvPairs, 455 NumberOfFragments, 4115 HoareAnnotationTreeSize, 50 FomulaSimplifications, 6153799 FormulaSimplificationTreeSizeReduction, 4770.4ms HoareSimplificationTime, 50 FomulaSimplificationsInter, 1227666 FormulaSimplificationTreeSizeReductionInter, 20741.5ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 695.7ms SsaConstructionTime, 7890.2ms SatisfiabilityAnalysisTime, 12057.4ms InterpolantComputationTime, 1548 NumberOfCodeBlocks, 1548 NumberOfCodeBlocksAsserted, 26 NumberOfCheckSat, 3050 ConstructedInterpolants, 0 QuantifiedInterpolants, 6285 SizeOfPredicates, 75 NumberOfNonLiveVariables, 6020 ConjunctsInSsa, 124 ConjunctsInUnsatCore, 46 InterpolantComputations, 23 PerfectInterpolantSequences, 2266/2496 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 665]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 788]: Loop Invariant Derived loop invariant: ((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 0bv32) && \result == 1bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result) || (((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 1bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && 1bv32 == \result)) || (((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && \result == 1bv32) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 1bv32 == \result)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(waterLevel == 2bv32)) && \result == 1bv32) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 1bv32 == \result) - InvariantResult [Line: 665]: Loop Invariant Derived loop invariant: (((((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) || (((((((splverifierCounter == 0bv32 && 1bv32 == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || (((((((((((splverifierCounter == 0bv32 && 1bv32 == \result) && waterLevel == \result) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((((((splverifierCounter == 0bv32 && 1bv32 == \result) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && 1bv32 == \result) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 689]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((((((((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && waterLevel == tmp) && \result == 1bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && 1bv32 == \result) || (((((((splverifierCounter == 0bv32 && waterLevel == \result) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && 2bv32 == tmp) && methaneLevelCritical == 1bv32) && 2bv32 == \result) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && tmp___0 == 1bv32) && 1bv32 == \result)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && 2bv32 == tmp) && 2bv32 == \result)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && tmp___0 == 1bv32) && 1bv32 == \result)) || (((((((((splverifierCounter == 0bv32 && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && 2bv32 == tmp) && 2bv32 == \result) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && 2bv32 == tmp) && methaneLevelCritical == 1bv32) && 2bv32 == \result)) || (((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && waterLevel == \result) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 799]: Loop Invariant Derived loop invariant: (((((((((((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && 1bv32 == \result) || ((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && 1bv32 == \result)) || ((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && 1bv32 == \result)) || ((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == \result) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 1bv32 == \result)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && tmp___0 == 1bv32) && 1bv32 == \result)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && waterLevel == \result) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && tmp___0 == 1bv32) && 1bv32 == \result)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && 1bv32 == \result)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && !(waterLevel == 3bv32)) && 1bv32 == \result)) || ((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && 0bv32 == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 799]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && waterLevel == tmp) && \result == 1bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && 1bv32 == \result) || (((((((splverifierCounter == 0bv32 && waterLevel == \result) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && tmp___0 == 1bv32) && 1bv32 == \result)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32))) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && 2bv32 == tmp) && methaneLevelCritical == 1bv32) && 2bv32 == \result)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && !(waterLevel == 3bv32))) || (((((((((splverifierCounter == 0bv32 && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && waterLevel == \result) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && !(2bv32 == tmp)) && !(2bv32 == \result)) && \result == 1bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 916]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 937]: Loop Invariant Derived loop invariant: (((((((((((((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32))) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32)) || (((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == \result) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && 1bv32 == \result)) || (((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && 1bv32 == \result)) || (((((splverifierCounter == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32)) || (((((((((splverifierCounter == 0bv32 && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32)) || (((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && waterLevel == \result) && methaneLevelCritical == 0bv32) && (!(2bv32 == \result) || !(waterLevel == 3bv32))) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && tmp___0 == 1bv32) && 1bv32 == \result)) || (((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && waterLevel == \result) && (!(2bv32 == \result) || !(waterLevel == 3bv32))) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && tmp___0 == 1bv32) && 1bv32 == \result)) || (((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && waterLevel == \result) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 665]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 788]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 844]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 799]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 693]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 141]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 844]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 700]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 788]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 897]: Loop Invariant Derived loop invariant: (((methaneLevelCritical == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 693]: Loop Invariant Derived loop invariant: ((((((((((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) || ((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && tmp___0 == 1bv32) && 1bv32 == \result)) || ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && 1bv32 == \result)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 1bv32 == \result)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result)) || ((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == \result) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 1bv32 == \result)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && tmp___0 == 1bv32) && 1bv32 == \result)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && 1bv32 == \result)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && methaneLevelCritical == 1bv32) && 1bv32 == \result)) || ((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 656]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 151]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 693]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 665]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 656]: Loop Invariant Derived loop invariant: ((((((((((((((((splverifierCounter == 0bv32 && waterLevel == \result) && !(2bv32 == \result)) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) || (((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 1bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result)) || ((((((((((splverifierCounter == 0bv32 && waterLevel == \result) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 1bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && waterLevel == \result) && !(2bv32 == \result)) && \result == 1bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && waterLevel == \result) && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 2bv32 == \result) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && waterLevel == \result) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && 2bv32 == \result) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 2bv32 == \result)) || (((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 1bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && 1bv32 == \result)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && 2bv32 == \result) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: ((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 1bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && 1bv32 == \result) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 1bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(waterLevel == 2bv32)) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 1bv32 == \result)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 1bv32 == \result) - InvariantResult [Line: 118]: Loop Invariant Derived loop invariant: (((methaneLevelCritical == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 844]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 844]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 665]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 689]: Loop Invariant Derived loop invariant: ((((((((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && !(waterLevel == 2bv32)) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 1bv32 == \result) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result)) || (((((splverifierCounter == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && 1bv32 == \result)) || (((((((((splverifierCounter == 0bv32 && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(waterLevel == 2bv32)) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 1bv32 == \result)) || (((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && waterLevel == \result) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 168]: Loop Invariant Derived loop invariant: (((methaneLevelCritical == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 799]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 689]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 71]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 799]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 700]: Loop Invariant Derived loop invariant: (((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((!(waterLevel == 2bv32) && \result == 1bv32) && ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && systemActive == 1bv32) && 2bv32 == tmp) && 0bv32 == pumpRunning))) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32)) || ((((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 1bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && 1bv32 == \result)) || (((((((((splverifierCounter == 0bv32 && !(2bv32 == tmp)) && !(2bv32 == \result)) && \result == 1bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 1bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32)) || ((((methaneLevelCritical == 0bv32 && !(waterLevel == 2bv32)) && \result == 1bv32) && ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && systemActive == 1bv32) && 2bv32 == tmp) && 0bv32 == pumpRunning))) && waterLevel == 1bv32)) || ((((((((((splverifierCounter == 0bv32 && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && \result == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 955]: Loop Invariant Derived loop invariant: (((((((((((((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32))) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32)) || (((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == \result) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && 1bv32 == \result)) || (((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && 1bv32 == \result)) || (((((splverifierCounter == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32)) || (((((((((splverifierCounter == 0bv32 && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32)) || (((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && waterLevel == \result) && methaneLevelCritical == 0bv32) && (!(2bv32 == \result) || !(waterLevel == 3bv32))) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && tmp___0 == 1bv32) && 1bv32 == \result)) || (((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && waterLevel == \result) && (!(2bv32 == \result) || !(waterLevel == 3bv32))) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && tmp___0 == 1bv32) && 1bv32 == \result)) || (((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && waterLevel == \result) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 700]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 799]: Loop Invariant Derived loop invariant: ((((((((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && waterLevel == tmp) && \result == 1bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && 1bv32 == \result) || (((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && !(2bv32 == tmp)) && waterLevel == \result) && !(2bv32 == \result)) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && !(2bv32 == tmp)) && waterLevel == \result) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning)) || ((((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && waterLevel == tmp) && \result == 1bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result) - InvariantResult [Line: 844]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 665]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 656]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 844]: Loop Invariant Derived loop invariant: (((((((((((((splverifierCounter == 0bv32 && !(tmp == 0bv32)) && \result == 1bv32) && tmp___0 == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((((((((splverifierCounter == 0bv32 && !(tmp == 0bv32)) && waterLevel == \result) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && tmp___0 == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || (((((((((((((splverifierCounter == 0bv32 && !(tmp == 0bv32)) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && tmp___0 == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && !(tmp == 0bv32)) && methaneLevelCritical == 0bv32) && \result == 1bv32) && tmp___0 == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning) RESULT: Ultimate proved your program to be correct! [2021-10-24 10:20:35,595 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dfd53e4-fb39-4e37-a0e5-62bc3d5404a5/bin/utaipan-9zjyvhn0QE/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...