./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product58.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab53bc01-0366-49f9-9f66-eb22c96eecf6/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab53bc01-0366-49f9-9f66-eb22c96eecf6/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab53bc01-0366-49f9-9f66-eb22c96eecf6/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab53bc01-0366-49f9-9f66-eb22c96eecf6/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product58.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab53bc01-0366-49f9-9f66-eb22c96eecf6/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab53bc01-0366-49f9-9f66-eb22c96eecf6/bin/utaipan-WLngWcDbfI --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 aa2e4c647ac78678e11a6f8d79cd56fa06ee0dfe ............................................................................................................................................ 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_ab53bc01-0366-49f9-9f66-eb22c96eecf6/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab53bc01-0366-49f9-9f66-eb22c96eecf6/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab53bc01-0366-49f9-9f66-eb22c96eecf6/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab53bc01-0366-49f9-9f66-eb22c96eecf6/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product58.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab53bc01-0366-49f9-9f66-eb22c96eecf6/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab53bc01-0366-49f9-9f66-eb22c96eecf6/bin/utaipan-WLngWcDbfI --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 aa2e4c647ac78678e11a6f8d79cd56fa06ee0dfe ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:31:53,047 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:31:53,052 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:31:53,110 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:31:53,111 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:31:53,117 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:31:53,120 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:31:53,125 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:31:53,128 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:31:53,137 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:31:53,139 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:31:53,140 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:31:53,141 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:31:53,144 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:31:53,146 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:31:53,148 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:31:53,150 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:31:53,156 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:31:53,159 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:31:53,171 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:31:53,173 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:31:53,175 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:31:53,179 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:31:53,181 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:31:53,185 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:31:53,186 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:31:53,186 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:31:53,188 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:31:53,189 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:31:53,191 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:31:53,191 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:31:53,192 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:31:53,195 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:31:53,196 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:31:53,197 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:31:53,198 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:31:53,199 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:31:53,199 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:31:53,199 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:31:53,201 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:31:53,202 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:31:53,204 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab53bc01-0366-49f9-9f66-eb22c96eecf6/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-11 02:31:53,250 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:31:53,251 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:31:53,252 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:31:53,253 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:31:53,253 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:31:53,253 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:31:53,254 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:31:53,254 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:31:53,254 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:31:53,254 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:31:53,256 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:31:53,256 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:31:53,256 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:31:53,257 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:31:53,257 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:31:53,258 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:31:53,258 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:31:53,259 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:31:53,259 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:31:53,259 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:31:53,260 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:31:53,260 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:31:53,260 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:31:53,260 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:31:53,261 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:31:53,261 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:31:53,261 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:31:53,262 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:31:53,262 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:31:53,264 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:31:53,264 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:31:53,265 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:31:53,265 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:31:53,265 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:31:53,266 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:31:53,266 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:31:53,266 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:31:53,266 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:31:53,267 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:31:53,267 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_ab53bc01-0366-49f9-9f66-eb22c96eecf6/bin/utaipan-WLngWcDbfI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab53bc01-0366-49f9-9f66-eb22c96eecf6/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aa2e4c647ac78678e11a6f8d79cd56fa06ee0dfe [2021-10-11 02:31:53,659 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:31:53,708 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:31:53,711 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:31:53,712 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:31:53,713 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:31:53,714 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab53bc01-0366-49f9-9f66-eb22c96eecf6/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec5_product58.cil.c [2021-10-11 02:31:53,806 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab53bc01-0366-49f9-9f66-eb22c96eecf6/bin/utaipan-WLngWcDbfI/data/00cf2ae93/980d4cb242784a49830b1bae83de032d/FLAGeae223a2b [2021-10-11 02:31:54,431 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:31:54,432 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab53bc01-0366-49f9-9f66-eb22c96eecf6/sv-benchmarks/c/product-lines/minepump_spec5_product58.cil.c [2021-10-11 02:31:54,447 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab53bc01-0366-49f9-9f66-eb22c96eecf6/bin/utaipan-WLngWcDbfI/data/00cf2ae93/980d4cb242784a49830b1bae83de032d/FLAGeae223a2b [2021-10-11 02:31:54,678 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab53bc01-0366-49f9-9f66-eb22c96eecf6/bin/utaipan-WLngWcDbfI/data/00cf2ae93/980d4cb242784a49830b1bae83de032d [2021-10-11 02:31:54,682 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:31:54,685 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:31:54,688 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:31:54,688 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:31:54,693 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:31:54,695 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:31:54" (1/1) ... [2021-10-11 02:31:54,697 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29e97c71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:31:54, skipping insertion in model container [2021-10-11 02:31:54,697 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:31:54" (1/1) ... [2021-10-11 02:31:54,705 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:31:54,779 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:31:55,218 WARN L226 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_ab53bc01-0366-49f9-9f66-eb22c96eecf6/sv-benchmarks/c/product-lines/minepump_spec5_product58.cil.c[14611,14624] [2021-10-11 02:31:55,260 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:31:55,284 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) [2021-10-11 02:31:55,285 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@75d246ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:31:55, skipping insertion in model container [2021-10-11 02:31:55,285 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:31:55,285 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:31:55,294 INFO L168 Benchmark]: Toolchain (without parser) took 600.96 ms. Allocated memory is still 90.2 MB. Free memory was 56.6 MB in the beginning and 63.1 MB in the end (delta: -6.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:31:55,295 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 90.2 MB. Free memory is still 46.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:31:55,297 INFO L168 Benchmark]: CACSL2BoogieTranslator took 597.33 ms. Allocated memory is still 90.2 MB. Free memory was 56.5 MB in the beginning and 63.1 MB in the end (delta: -6.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:31:55,299 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 90.2 MB. Free memory is still 46.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 597.33 ms. Allocated memory is still 90.2 MB. Free memory was 56.5 MB in the beginning and 63.1 MB in the end (delta: -6.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 232]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:31:57,594 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:31:57,597 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:31:57,630 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:31:57,630 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:31:57,632 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:31:57,634 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:31:57,637 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:31:57,639 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:31:57,640 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:31:57,642 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:31:57,643 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:31:57,644 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:31:57,645 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:31:57,647 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:31:57,648 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:31:57,649 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:31:57,651 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:31:57,653 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:31:57,655 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:31:57,658 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:31:57,659 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:31:57,661 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:31:57,662 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:31:57,665 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:31:57,666 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:31:57,666 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:31:57,667 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:31:57,668 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:31:57,669 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:31:57,670 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:31:57,671 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:31:57,671 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:31:57,672 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:31:57,674 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:31:57,674 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:31:57,675 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:31:57,676 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:31:57,676 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:31:57,677 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:31:57,678 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:31:57,679 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab53bc01-0366-49f9-9f66-eb22c96eecf6/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-11 02:31:57,715 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:31:57,716 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:31:57,717 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:31:57,717 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:31:57,717 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:31:57,718 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:31:57,718 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:31:57,719 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:31:57,719 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:31:57,720 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:31:57,720 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:31:57,721 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:31:57,721 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:31:57,722 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:31:57,722 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:31:57,722 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:31:57,723 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:31:57,723 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:31:57,724 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:31:57,724 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:31:57,724 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:31:57,725 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:31:57,725 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:31:57,726 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:31:57,726 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:31:57,726 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:31:57,726 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:31:57,727 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:31:57,727 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:31:57,727 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:31:57,727 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:31:57,728 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:31:57,728 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:31:57,728 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:31:57,728 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:31:57,728 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_ab53bc01-0366-49f9-9f66-eb22c96eecf6/bin/utaipan-WLngWcDbfI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab53bc01-0366-49f9-9f66-eb22c96eecf6/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aa2e4c647ac78678e11a6f8d79cd56fa06ee0dfe [2021-10-11 02:31:58,136 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:31:58,159 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:31:58,162 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:31:58,163 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:31:58,165 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:31:58,166 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab53bc01-0366-49f9-9f66-eb22c96eecf6/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec5_product58.cil.c [2021-10-11 02:31:58,261 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab53bc01-0366-49f9-9f66-eb22c96eecf6/bin/utaipan-WLngWcDbfI/data/0d6541d37/db8f27651c41467cb79a9876d0f72ad1/FLAGca17e1aa9 [2021-10-11 02:31:58,990 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:31:58,990 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab53bc01-0366-49f9-9f66-eb22c96eecf6/sv-benchmarks/c/product-lines/minepump_spec5_product58.cil.c [2021-10-11 02:31:59,014 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab53bc01-0366-49f9-9f66-eb22c96eecf6/bin/utaipan-WLngWcDbfI/data/0d6541d37/db8f27651c41467cb79a9876d0f72ad1/FLAGca17e1aa9 [2021-10-11 02:31:59,237 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab53bc01-0366-49f9-9f66-eb22c96eecf6/bin/utaipan-WLngWcDbfI/data/0d6541d37/db8f27651c41467cb79a9876d0f72ad1 [2021-10-11 02:31:59,248 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:31:59,250 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:31:59,252 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:31:59,252 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:31:59,260 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:31:59,261 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:31:59" (1/1) ... [2021-10-11 02:31:59,264 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9f4c5ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:31:59, skipping insertion in model container [2021-10-11 02:31:59,266 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:31:59" (1/1) ... [2021-10-11 02:31:59,274 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:31:59,348 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:31:59,680 WARN L226 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_ab53bc01-0366-49f9-9f66-eb22c96eecf6/sv-benchmarks/c/product-lines/minepump_spec5_product58.cil.c[14611,14624] [2021-10-11 02:31:59,712 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:31:59,728 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-11 02:31:59,739 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:31:59,829 WARN L226 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_ab53bc01-0366-49f9-9f66-eb22c96eecf6/sv-benchmarks/c/product-lines/minepump_spec5_product58.cil.c[14611,14624] [2021-10-11 02:31:59,850 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:31:59,860 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 02:31:59,951 WARN L226 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_ab53bc01-0366-49f9-9f66-eb22c96eecf6/sv-benchmarks/c/product-lines/minepump_spec5_product58.cil.c[14611,14624] [2021-10-11 02:31:59,992 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:32:00,052 INFO L208 MainTranslator]: Completed translation [2021-10-11 02:32:00,053 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:00 WrapperNode [2021-10-11 02:32:00,053 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:32:00,055 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 02:32:00,056 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 02:32:00,056 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 02:32:00,064 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:00" (1/1) ... [2021-10-11 02:32:00,099 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:00" (1/1) ... [2021-10-11 02:32:00,147 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 02:32:00,148 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 02:32:00,148 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 02:32:00,148 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 02:32:00,157 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:00" (1/1) ... [2021-10-11 02:32:00,158 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:00" (1/1) ... [2021-10-11 02:32:00,164 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:00" (1/1) ... [2021-10-11 02:32:00,164 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:00" (1/1) ... [2021-10-11 02:32:00,181 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:00" (1/1) ... [2021-10-11 02:32:00,191 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:00" (1/1) ... [2021-10-11 02:32:00,197 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:00" (1/1) ... [2021-10-11 02:32:00,204 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 02:32:00,205 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 02:32:00,206 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 02:32:00,206 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 02:32:00,207 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:00" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab53bc01-0366-49f9-9f66-eb22c96eecf6/bin/utaipan-WLngWcDbfI/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:32:00,296 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 02:32:00,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-11 02:32:00,297 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 02:32:00,297 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 02:32:02,972 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 02:32:02,973 INFO L299 CfgBuilder]: Removed 208 assume(true) statements. [2021-10-11 02:32:02,975 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:32:02 BoogieIcfgContainer [2021-10-11 02:32:02,975 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 02:32:02,977 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 02:32:02,977 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 02:32:02,980 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 02:32:02,981 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 02:31:59" (1/3) ... [2021-10-11 02:32:02,982 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ee4a39f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:32:02, skipping insertion in model container [2021-10-11 02:32:02,982 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:00" (2/3) ... [2021-10-11 02:32:02,982 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ee4a39f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:32:02, skipping insertion in model container [2021-10-11 02:32:02,983 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:32:02" (3/3) ... [2021-10-11 02:32:02,984 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product58.cil.c [2021-10-11 02:32:02,999 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 02:32:03,003 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-10-11 02:32:03,016 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-11 02:32:03,044 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 02:32:03,044 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 02:32:03,044 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 02:32:03,045 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 02:32:03,045 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 02:32:03,045 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 02:32:03,045 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 02:32:03,045 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 02:32:03,066 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states. [2021-10-11 02:32:03,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-11 02:32:03,073 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:32:03,073 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:32:03,074 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:32:03,080 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:32:03,080 INFO L82 PathProgramCache]: Analyzing trace with hash -2088069929, now seen corresponding path program 1 times [2021-10-11 02:32:03,095 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:32:03,095 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1858191350] [2021-10-11 02:32:03,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab53bc01-0366-49f9-9f66-eb22c96eecf6/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2021-10-11 02:32:03,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:32:03,375 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-11 02:32:03,381 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:32:03,439 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:32:03,439 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:32:03,440 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1858191350] [2021-10-11 02:32:03,441 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:32:03,442 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:32:03,443 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1615454942] [2021-10-11 02:32:03,456 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 02:32:03,456 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:32:03,481 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 02:32:03,482 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:32:03,484 INFO L87 Difference]: Start difference. First operand 144 states. Second operand 2 states. [2021-10-11 02:32:03,546 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:32:03,546 INFO L93 Difference]: Finished difference Result 281 states and 418 transitions. [2021-10-11 02:32:03,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 02:32:03,547 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2021-10-11 02:32:03,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:32:03,560 INFO L225 Difference]: With dead ends: 281 [2021-10-11 02:32:03,560 INFO L226 Difference]: Without dead ends: 140 [2021-10-11 02:32:03,564 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:32:03,583 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2021-10-11 02:32:03,612 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 140. [2021-10-11 02:32:03,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 140 states. [2021-10-11 02:32:03,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 201 transitions. [2021-10-11 02:32:03,619 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 201 transitions. Word has length 19 [2021-10-11 02:32:03,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:32:03,620 INFO L481 AbstractCegarLoop]: Abstraction has 140 states and 201 transitions. [2021-10-11 02:32:03,620 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 02:32:03,620 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 201 transitions. [2021-10-11 02:32:03,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-11 02:32:03,622 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:32:03,622 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:32:03,839 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2021-10-11 02:32:03,839 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:32:03,839 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:32:03,840 INFO L82 PathProgramCache]: Analyzing trace with hash -282050376, now seen corresponding path program 1 times [2021-10-11 02:32:03,840 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:32:03,840 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2070338713] [2021-10-11 02:32:03,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab53bc01-0366-49f9-9f66-eb22c96eecf6/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2021-10-11 02:32:04,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:32:04,106 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:32:04,108 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:32:04,171 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:32:04,171 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:32:04,172 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2070338713] [2021-10-11 02:32:04,172 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:32:04,172 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:32:04,173 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [242773962] [2021-10-11 02:32:04,174 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:32:04,175 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:32:04,176 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:32:04,176 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:32:04,177 INFO L87 Difference]: Start difference. First operand 140 states and 201 transitions. Second operand 3 states. [2021-10-11 02:32:04,193 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:32:04,194 INFO L93 Difference]: Finished difference Result 140 states and 201 transitions. [2021-10-11 02:32:04,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:32:04,195 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2021-10-11 02:32:04,195 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:32:04,196 INFO L225 Difference]: With dead ends: 140 [2021-10-11 02:32:04,196 INFO L226 Difference]: Without dead ends: 57 [2021-10-11 02:32:04,198 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:32:04,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2021-10-11 02:32:04,205 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2021-10-11 02:32:04,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 57 states. [2021-10-11 02:32:04,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 81 transitions. [2021-10-11 02:32:04,207 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 81 transitions. Word has length 20 [2021-10-11 02:32:04,207 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:32:04,207 INFO L481 AbstractCegarLoop]: Abstraction has 57 states and 81 transitions. [2021-10-11 02:32:04,207 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:32:04,208 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 81 transitions. [2021-10-11 02:32:04,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-11 02:32:04,209 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:32:04,209 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:32:04,423 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2021-10-11 02:32:04,423 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:32:04,424 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:32:04,424 INFO L82 PathProgramCache]: Analyzing trace with hash 699838073, now seen corresponding path program 1 times [2021-10-11 02:32:04,425 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:32:04,425 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1522053392] [2021-10-11 02:32:04,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab53bc01-0366-49f9-9f66-eb22c96eecf6/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2021-10-11 02:32:04,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:32:04,625 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:32:04,627 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:32:04,658 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:32:04,658 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:32:04,658 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1522053392] [2021-10-11 02:32:04,659 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:32:04,659 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:32:04,659 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1041602596] [2021-10-11 02:32:04,660 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:32:04,660 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:32:04,661 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:32:04,661 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:32:04,661 INFO L87 Difference]: Start difference. First operand 57 states and 81 transitions. Second operand 3 states. [2021-10-11 02:32:04,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:32:04,703 INFO L93 Difference]: Finished difference Result 107 states and 155 transitions. [2021-10-11 02:32:04,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:32:04,704 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2021-10-11 02:32:04,704 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:32:04,705 INFO L225 Difference]: With dead ends: 107 [2021-10-11 02:32:04,706 INFO L226 Difference]: Without dead ends: 57 [2021-10-11 02:32:04,706 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:32:04,707 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2021-10-11 02:32:04,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2021-10-11 02:32:04,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 57 states. [2021-10-11 02:32:04,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 80 transitions. [2021-10-11 02:32:04,726 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 80 transitions. Word has length 26 [2021-10-11 02:32:04,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:32:04,726 INFO L481 AbstractCegarLoop]: Abstraction has 57 states and 80 transitions. [2021-10-11 02:32:04,727 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:32:04,727 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 80 transitions. [2021-10-11 02:32:04,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-10-11 02:32:04,728 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:32:04,729 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:32:04,941 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2021-10-11 02:32:04,942 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:32:04,943 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:32:04,944 INFO L82 PathProgramCache]: Analyzing trace with hash -649900478, now seen corresponding path program 1 times [2021-10-11 02:32:04,946 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:32:04,947 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1383422490] [2021-10-11 02:32:04,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab53bc01-0366-49f9-9f66-eb22c96eecf6/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2021-10-11 02:32:05,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:32:05,165 INFO L263 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:32:05,167 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:32:05,217 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:32:05,218 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:32:05,218 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1383422490] [2021-10-11 02:32:05,219 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:32:05,219 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:32:05,219 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1206600057] [2021-10-11 02:32:05,219 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:32:05,220 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:32:05,221 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:32:05,221 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:32:05,222 INFO L87 Difference]: Start difference. First operand 57 states and 80 transitions. Second operand 3 states. [2021-10-11 02:32:05,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:32:05,314 INFO L93 Difference]: Finished difference Result 131 states and 187 transitions. [2021-10-11 02:32:05,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:32:05,315 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 28 [2021-10-11 02:32:05,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:32:05,320 INFO L225 Difference]: With dead ends: 131 [2021-10-11 02:32:05,321 INFO L226 Difference]: Without dead ends: 81 [2021-10-11 02:32:05,322 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:32:05,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2021-10-11 02:32:05,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 79. [2021-10-11 02:32:05,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 79 states. [2021-10-11 02:32:05,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 110 transitions. [2021-10-11 02:32:05,346 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 110 transitions. Word has length 28 [2021-10-11 02:32:05,346 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:32:05,348 INFO L481 AbstractCegarLoop]: Abstraction has 79 states and 110 transitions. [2021-10-11 02:32:05,348 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:32:05,348 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 110 transitions. [2021-10-11 02:32:05,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-11 02:32:05,352 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:32:05,353 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:32:05,573 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2021-10-11 02:32:05,574 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:32:05,574 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:32:05,574 INFO L82 PathProgramCache]: Analyzing trace with hash 33266286, now seen corresponding path program 1 times [2021-10-11 02:32:05,575 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:32:05,575 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2108949585] [2021-10-11 02:32:05,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab53bc01-0366-49f9-9f66-eb22c96eecf6/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2021-10-11 02:32:05,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:32:05,809 INFO L263 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:32:05,812 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:32:05,874 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:32:05,874 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:32:05,875 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2108949585] [2021-10-11 02:32:05,875 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:32:05,875 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:32:05,876 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1234724588] [2021-10-11 02:32:05,876 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:32:05,876 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:32:05,877 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:32:05,877 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:32:05,878 INFO L87 Difference]: Start difference. First operand 79 states and 110 transitions. Second operand 5 states. [2021-10-11 02:32:06,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:32:06,128 INFO L93 Difference]: Finished difference Result 266 states and 375 transitions. [2021-10-11 02:32:06,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-11 02:32:06,133 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2021-10-11 02:32:06,134 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:32:06,136 INFO L225 Difference]: With dead ends: 266 [2021-10-11 02:32:06,137 INFO L226 Difference]: Without dead ends: 194 [2021-10-11 02:32:06,139 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-11 02:32:06,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2021-10-11 02:32:06,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 78. [2021-10-11 02:32:06,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 78 states. [2021-10-11 02:32:06,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 107 transitions. [2021-10-11 02:32:06,170 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 107 transitions. Word has length 34 [2021-10-11 02:32:06,170 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:32:06,170 INFO L481 AbstractCegarLoop]: Abstraction has 78 states and 107 transitions. [2021-10-11 02:32:06,171 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:32:06,171 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 107 transitions. [2021-10-11 02:32:06,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-11 02:32:06,178 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:32:06,178 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:32:06,388 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2021-10-11 02:32:06,388 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:32:06,389 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:32:06,389 INFO L82 PathProgramCache]: Analyzing trace with hash 1851586710, now seen corresponding path program 1 times [2021-10-11 02:32:06,390 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:32:06,390 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [690189068] [2021-10-11 02:32:06,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab53bc01-0366-49f9-9f66-eb22c96eecf6/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 7 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with mathsat -unsat_core_generation=3 [2021-10-11 02:32:06,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:32:06,655 INFO L263 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:32:06,658 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:32:06,746 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:32:06,746 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:32:06,747 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [690189068] [2021-10-11 02:32:06,747 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:32:06,748 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:32:06,748 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1791128231] [2021-10-11 02:32:06,749 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:32:06,757 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:32:06,758 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:32:06,759 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:32:06,759 INFO L87 Difference]: Start difference. First operand 78 states and 107 transitions. Second operand 5 states. [2021-10-11 02:32:06,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:32:06,884 INFO L93 Difference]: Finished difference Result 198 states and 272 transitions. [2021-10-11 02:32:06,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-11 02:32:06,885 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 37 [2021-10-11 02:32:06,885 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:32:06,886 INFO L225 Difference]: With dead ends: 198 [2021-10-11 02:32:06,886 INFO L226 Difference]: Without dead ends: 127 [2021-10-11 02:32:06,887 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-11 02:32:06,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2021-10-11 02:32:06,901 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 84. [2021-10-11 02:32:06,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 84 states. [2021-10-11 02:32:06,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 113 transitions. [2021-10-11 02:32:06,903 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 113 transitions. Word has length 37 [2021-10-11 02:32:06,903 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:32:06,903 INFO L481 AbstractCegarLoop]: Abstraction has 84 states and 113 transitions. [2021-10-11 02:32:06,903 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:32:06,903 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 113 transitions. [2021-10-11 02:32:06,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-11 02:32:06,904 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:32:06,905 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:32:07,124 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2021-10-11 02:32:07,125 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:32:07,125 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:32:07,125 INFO L82 PathProgramCache]: Analyzing trace with hash 840469460, now seen corresponding path program 1 times [2021-10-11 02:32:07,126 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:32:07,126 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [891289070] [2021-10-11 02:32:07,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab53bc01-0366-49f9-9f66-eb22c96eecf6/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 8 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with mathsat -unsat_core_generation=3 [2021-10-11 02:32:07,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:32:07,370 INFO L263 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-11 02:32:07,372 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:32:07,432 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:32:07,433 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:32:07,433 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [891289070] [2021-10-11 02:32:07,433 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:32:07,433 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 02:32:07,434 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [828395965] [2021-10-11 02:32:07,434 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-10-11 02:32:07,434 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:32:07,435 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-11 02:32:07,435 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-11 02:32:07,436 INFO L87 Difference]: Start difference. First operand 84 states and 113 transitions. Second operand 4 states. [2021-10-11 02:32:07,518 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:32:07,519 INFO L93 Difference]: Finished difference Result 193 states and 260 transitions. [2021-10-11 02:32:07,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-11 02:32:07,519 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 37 [2021-10-11 02:32:07,520 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:32:07,522 INFO L225 Difference]: With dead ends: 193 [2021-10-11 02:32:07,522 INFO L226 Difference]: Without dead ends: 116 [2021-10-11 02:32:07,523 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:32:07,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2021-10-11 02:32:07,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 88. [2021-10-11 02:32:07,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 88 states. [2021-10-11 02:32:07,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 117 transitions. [2021-10-11 02:32:07,554 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 117 transitions. Word has length 37 [2021-10-11 02:32:07,554 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:32:07,554 INFO L481 AbstractCegarLoop]: Abstraction has 88 states and 117 transitions. [2021-10-11 02:32:07,554 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-10-11 02:32:07,555 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 117 transitions. [2021-10-11 02:32:07,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-11 02:32:07,556 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:32:07,556 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:32:07,768 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 mathsat -unsat_core_generation=3 [2021-10-11 02:32:07,768 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:32:07,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:32:07,769 INFO L82 PathProgramCache]: Analyzing trace with hash -180598894, now seen corresponding path program 1 times [2021-10-11 02:32:07,770 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:32:07,770 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1430009753] [2021-10-11 02:32:07,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab53bc01-0366-49f9-9f66-eb22c96eecf6/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 9 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with mathsat -unsat_core_generation=3 [2021-10-11 02:32:07,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:32:07,998 INFO L263 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:32:08,000 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:32:08,049 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:32:08,049 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:32:08,049 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1430009753] [2021-10-11 02:32:08,050 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:32:08,050 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:32:08,050 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1766838280] [2021-10-11 02:32:08,050 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:32:08,051 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:32:08,051 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:32:08,051 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:32:08,052 INFO L87 Difference]: Start difference. First operand 88 states and 117 transitions. Second operand 3 states. [2021-10-11 02:32:08,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:32:08,096 INFO L93 Difference]: Finished difference Result 197 states and 263 transitions. [2021-10-11 02:32:08,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:32:08,097 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 37 [2021-10-11 02:32:08,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:32:08,099 INFO L225 Difference]: With dead ends: 197 [2021-10-11 02:32:08,099 INFO L226 Difference]: Without dead ends: 116 [2021-10-11 02:32:08,099 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:32:08,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2021-10-11 02:32:08,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 116. [2021-10-11 02:32:08,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 116 states. [2021-10-11 02:32:08,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 151 transitions. [2021-10-11 02:32:08,118 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 151 transitions. Word has length 37 [2021-10-11 02:32:08,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:32:08,118 INFO L481 AbstractCegarLoop]: Abstraction has 116 states and 151 transitions. [2021-10-11 02:32:08,119 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:32:08,119 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 151 transitions. [2021-10-11 02:32:08,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-10-11 02:32:08,120 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:32:08,120 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:32:08,336 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 mathsat -unsat_core_generation=3 [2021-10-11 02:32:08,337 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:32:08,337 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:32:08,337 INFO L82 PathProgramCache]: Analyzing trace with hash 1355199058, now seen corresponding path program 1 times [2021-10-11 02:32:08,338 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:32:08,338 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1920585791] [2021-10-11 02:32:08,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab53bc01-0366-49f9-9f66-eb22c96eecf6/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 10 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with mathsat -unsat_core_generation=3 [2021-10-11 02:32:08,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:32:08,561 INFO L263 TraceCheckSpWp]: Trace formula consists of 224 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-11 02:32:08,563 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:32:08,650 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:32:08,650 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:32:08,651 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1920585791] [2021-10-11 02:32:08,651 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:32:08,651 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:32:08,651 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [303943672] [2021-10-11 02:32:08,652 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-10-11 02:32:08,652 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:32:08,653 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-11 02:32:08,653 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-11 02:32:08,653 INFO L87 Difference]: Start difference. First operand 116 states and 151 transitions. Second operand 6 states. [2021-10-11 02:32:10,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:32:10,527 INFO L93 Difference]: Finished difference Result 555 states and 747 transitions. [2021-10-11 02:32:10,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-11 02:32:10,528 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 38 [2021-10-11 02:32:10,528 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:32:10,531 INFO L225 Difference]: With dead ends: 555 [2021-10-11 02:32:10,531 INFO L226 Difference]: Without dead ends: 474 [2021-10-11 02:32:10,532 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2021-10-11 02:32:10,533 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 474 states. [2021-10-11 02:32:10,579 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 474 to 201. [2021-10-11 02:32:10,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 201 states. [2021-10-11 02:32:10,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 201 states and 263 transitions. [2021-10-11 02:32:10,581 INFO L78 Accepts]: Start accepts. Automaton has 201 states and 263 transitions. Word has length 38 [2021-10-11 02:32:10,581 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:32:10,581 INFO L481 AbstractCegarLoop]: Abstraction has 201 states and 263 transitions. [2021-10-11 02:32:10,581 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-10-11 02:32:10,582 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 263 transitions. [2021-10-11 02:32:10,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-10-11 02:32:10,582 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:32:10,583 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:32:10,798 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 mathsat -unsat_core_generation=3 [2021-10-11 02:32:10,799 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:32:10,799 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:32:10,799 INFO L82 PathProgramCache]: Analyzing trace with hash 730179745, now seen corresponding path program 1 times [2021-10-11 02:32:10,800 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:32:10,801 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2072909729] [2021-10-11 02:32:10,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab53bc01-0366-49f9-9f66-eb22c96eecf6/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 11 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with mathsat -unsat_core_generation=3 [2021-10-11 02:32:11,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:32:11,048 INFO L263 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-11 02:32:11,050 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:32:11,146 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-10-11 02:32:11,147 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:32:11,182 INFO L398 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2021-10-11 02:32:11,183 INFO L639 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2021-10-11 02:32:11,290 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-10-11 02:32:11,291 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2072909729] [2021-10-11 02:32:11,291 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [162774436] [2021-10-11 02:32:11,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab53bc01-0366-49f9-9f66-eb22c96eecf6/bin/utaipan-WLngWcDbfI/cvc4 Starting monitored process 12 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with cvc4 --incremental --print-success --lang smt [2021-10-11 02:32:11,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:32:11,512 INFO L263 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-11 02:32:11,514 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:32:11,648 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:32:11,649 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:32:11,769 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:32:11,769 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1967589575] [2021-10-11 02:32:11,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab53bc01-0366-49f9-9f66-eb22c96eecf6/bin/utaipan-WLngWcDbfI/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-11 02:32:11,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:32:11,929 INFO L263 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:32:11,930 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:32:11,991 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:32:11,992 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:32:12,046 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:32:12,046 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2021-10-11 02:32:12,047 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 6, 5, 5, 5] total 15 [2021-10-11 02:32:12,047 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [887203722] [2021-10-11 02:32:12,048 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-10-11 02:32:12,048 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:32:12,048 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-10-11 02:32:12,049 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2021-10-11 02:32:12,049 INFO L87 Difference]: Start difference. First operand 201 states and 263 transitions. Second operand 15 states. [2021-10-11 02:32:21,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:32:21,801 INFO L93 Difference]: Finished difference Result 1389 states and 1927 transitions. [2021-10-11 02:32:21,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2021-10-11 02:32:21,804 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 61 [2021-10-11 02:32:21,805 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:32:21,811 INFO L225 Difference]: With dead ends: 1389 [2021-10-11 02:32:21,812 INFO L226 Difference]: Without dead ends: 1195 [2021-10-11 02:32:21,816 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 507 GetRequests, 418 SyntacticMatches, 0 SemanticMatches, 89 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2841 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=1549, Invalid=6641, Unknown=0, NotChecked=0, Total=8190 [2021-10-11 02:32:21,818 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1195 states. [2021-10-11 02:32:21,871 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1195 to 272. [2021-10-11 02:32:21,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 272 states. [2021-10-11 02:32:21,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 272 states and 352 transitions. [2021-10-11 02:32:21,873 INFO L78 Accepts]: Start accepts. Automaton has 272 states and 352 transitions. Word has length 61 [2021-10-11 02:32:21,873 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:32:21,874 INFO L481 AbstractCegarLoop]: Abstraction has 272 states and 352 transitions. [2021-10-11 02:32:21,874 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2021-10-11 02:32:21,874 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 352 transitions. [2021-10-11 02:32:21,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-10-11 02:32:21,877 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:32:21,877 INFO L422 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, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:32:22,504 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,11 mathsat -unsat_core_generation=3,12 cvc4 --incremental --print-success --lang smt [2021-10-11 02:32:22,505 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:32:22,505 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:32:22,505 INFO L82 PathProgramCache]: Analyzing trace with hash -2070333154, now seen corresponding path program 1 times [2021-10-11 02:32:22,506 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:32:22,506 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [509007667] [2021-10-11 02:32:22,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab53bc01-0366-49f9-9f66-eb22c96eecf6/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 14 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with mathsat -unsat_core_generation=3 [2021-10-11 02:32:22,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:32:22,753 INFO L263 TraceCheckSpWp]: Trace formula consists of 323 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:32:22,756 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:32:22,856 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-10-11 02:32:22,856 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:32:22,857 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [509007667] [2021-10-11 02:32:22,857 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:32:22,857 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:32:22,857 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [293728021] [2021-10-11 02:32:22,858 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:32:22,858 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:32:22,858 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:32:22,859 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:32:22,859 INFO L87 Difference]: Start difference. First operand 272 states and 352 transitions. Second operand 5 states. [2021-10-11 02:32:22,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:32:22,941 INFO L93 Difference]: Finished difference Result 467 states and 596 transitions. [2021-10-11 02:32:22,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 02:32:22,942 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 109 [2021-10-11 02:32:22,942 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:32:22,943 INFO L225 Difference]: With dead ends: 467 [2021-10-11 02:32:22,943 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 02:32:22,944 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 107 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-11 02:32:22,944 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 02:32:22,945 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 02:32:22,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 02:32:22,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 02:32:22,945 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 109 [2021-10-11 02:32:22,945 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:32:22,945 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 02:32:22,946 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:32:22,946 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 02:32:22,946 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 02:32:23,164 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 mathsat -unsat_core_generation=3 [2021-10-11 02:32:23,165 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 02:32:23,460 WARN L197 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 77 [2021-10-11 02:32:23,848 WARN L197 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 77 [2021-10-11 02:32:24,623 WARN L197 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 24 [2021-10-11 02:32:25,008 WARN L197 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 29 [2021-10-11 02:32:25,463 WARN L197 SmtUtils]: Spent 454.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 24 [2021-10-11 02:32:25,979 WARN L197 SmtUtils]: Spent 514.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 30 [2021-10-11 02:32:26,267 WARN L197 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 26 [2021-10-11 02:32:26,597 WARN L197 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 24 [2021-10-11 02:32:27,063 WARN L197 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 26 [2021-10-11 02:32:27,508 WARN L197 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 30 [2021-10-11 02:32:27,771 WARN L197 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 25 [2021-10-11 02:32:28,195 WARN L197 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 28 [2021-10-11 02:32:28,288 INFO L258 CegarLoopResult]: At program point L762(lines 758 780) the Hoare annotation is: (let ((.cse1 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse4 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse0 .cse1 (= (_ bv1 32) ~pumpRunning~0) .cse3 (= (_ bv1 32) ~switchedOnBeforeTS~0) .cse4) (and .cse0 .cse3 .cse2 .cse4 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))))) [2021-10-11 02:32:28,288 INFO L258 CegarLoopResult]: At program point L762-1(lines 758 780) the Hoare annotation is: false [2021-10-11 02:32:28,288 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 677) no Hoare annotation was computed. [2021-10-11 02:32:28,288 INFO L258 CegarLoopResult]: At program point L762-2(lines 758 780) the Hoare annotation is: false [2021-10-11 02:32:28,289 INFO L258 CegarLoopResult]: At program point L631(lines 627 633) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:32:28,289 INFO L262 CegarLoopResult]: For program point L731(lines 731 735) no Hoare annotation was computed. [2021-10-11 02:32:28,289 INFO L258 CegarLoopResult]: At program point L731-2(lines 731 735) the Hoare annotation is: (let ((.cse3 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse4 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse1 .cse2 .cse3) (and .cse0 .cse1 .cse4 .cse2 .cse3) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse4 .cse2))) [2021-10-11 02:32:28,289 INFO L262 CegarLoopResult]: For program point L798(lines 798 806) no Hoare annotation was computed. [2021-10-11 02:32:28,289 INFO L262 CegarLoopResult]: For program point L798-1(lines 798 806) no Hoare annotation was computed. [2021-10-11 02:32:28,289 INFO L262 CegarLoopResult]: For program point L798-2(lines 798 806) no Hoare annotation was computed. [2021-10-11 02:32:28,290 INFO L262 CegarLoopResult]: For program point L798-3(lines 798 806) no Hoare annotation was computed. [2021-10-11 02:32:28,290 INFO L262 CegarLoopResult]: For program point L798-4(lines 798 806) no Hoare annotation was computed. [2021-10-11 02:32:28,290 INFO L262 CegarLoopResult]: For program point L798-5(lines 798 806) no Hoare annotation was computed. [2021-10-11 02:32:28,290 INFO L258 CegarLoopResult]: At program point L171(lines 762 768) the Hoare annotation is: (let ((.cse5 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse3 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse4 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse3 (= (_ bv1 32) ~switchedOnBeforeTS~0) .cse4 .cse5) (and .cse0 .cse1 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse2 .cse3 .cse4))) [2021-10-11 02:32:28,290 INFO L258 CegarLoopResult]: At program point L138(lines 129 142) the Hoare annotation is: false [2021-10-11 02:32:28,290 INFO L258 CegarLoopResult]: At program point L171-1(lines 762 768) the Hoare annotation is: false [2021-10-11 02:32:28,291 INFO L258 CegarLoopResult]: At program point L138-1(lines 129 142) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse3 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2 .cse3) (and .cse0 .cse1 .cse2 .cse3 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))))) [2021-10-11 02:32:28,291 INFO L258 CegarLoopResult]: At program point L171-2(lines 762 768) the Hoare annotation is: false [2021-10-11 02:32:28,291 INFO L258 CegarLoopResult]: At program point L138-2(lines 129 142) the Hoare annotation is: false [2021-10-11 02:32:28,291 INFO L258 CegarLoopResult]: At program point L138-3(lines 129 142) the Hoare annotation is: false [2021-10-11 02:32:28,291 INFO L258 CegarLoopResult]: At program point L138-4(lines 129 142) the Hoare annotation is: false [2021-10-11 02:32:28,291 INFO L258 CegarLoopResult]: At program point L138-5(lines 129 142) the Hoare annotation is: false [2021-10-11 02:32:28,292 INFO L258 CegarLoopResult]: At program point L965(lines 950 968) the Hoare annotation is: (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) (= (_ bv0 32) (bvadd ULTIMATE.start_isLowWaterLevel_~tmp___0~3 (_ bv4294967295 32))) (= (_ bv1 32) ~switchedOnBeforeTS~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= ULTIMATE.start_isLowWaterLevel_~tmp~10 (_ bv0 32)) (= (bvadd |ULTIMATE.start_isLowWaterLevel_#res| (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:32:28,292 INFO L258 CegarLoopResult]: At program point L965-1(lines 950 968) the Hoare annotation is: false [2021-10-11 02:32:28,292 INFO L258 CegarLoopResult]: At program point L965-2(lines 950 968) the Hoare annotation is: false [2021-10-11 02:32:28,292 INFO L265 CegarLoopResult]: At program point L668(lines 649 671) the Hoare annotation is: true [2021-10-11 02:32:28,292 INFO L258 CegarLoopResult]: At program point L1000(lines 1 1011) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:32:28,293 INFO L258 CegarLoopResult]: At program point L769(lines 769 775) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse3 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse4 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (or (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2 .cse3) (and .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse2 .cse3 .cse4) (and .cse0 .cse2 .cse1 .cse3 .cse4))) [2021-10-11 02:32:28,293 INFO L258 CegarLoopResult]: At program point L769-1(lines 769 775) the Hoare annotation is: false [2021-10-11 02:32:28,293 INFO L262 CegarLoopResult]: For program point L703(lines 703 709) no Hoare annotation was computed. [2021-10-11 02:32:28,293 INFO L258 CegarLoopResult]: At program point L769-2(lines 769 775) the Hoare annotation is: false [2021-10-11 02:32:28,293 INFO L258 CegarLoopResult]: At program point L703-1(lines 703 709) the Hoare annotation is: (let ((.cse3 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse4 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse1 .cse2 .cse3) (and .cse0 .cse1 .cse4 .cse2 .cse3) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse4 .cse2))) [2021-10-11 02:32:28,293 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 677) no Hoare annotation was computed. [2021-10-11 02:32:28,293 INFO L262 CegarLoopResult]: For program point L80(lines 80 84) no Hoare annotation was computed. [2021-10-11 02:32:28,294 INFO L258 CegarLoopResult]: At program point L741(lines 692 742) the Hoare annotation is: false [2021-10-11 02:32:28,294 INFO L262 CegarLoopResult]: For program point L940(lines 940 944) no Hoare annotation was computed. [2021-10-11 02:32:28,294 INFO L262 CegarLoopResult]: For program point L940-2(lines 940 944) no Hoare annotation was computed. [2021-10-11 02:32:28,294 INFO L262 CegarLoopResult]: For program point L940-3(lines 940 944) no Hoare annotation was computed. [2021-10-11 02:32:28,294 INFO L262 CegarLoopResult]: For program point L940-5(lines 940 944) no Hoare annotation was computed. [2021-10-11 02:32:28,294 INFO L262 CegarLoopResult]: For program point L940-6(lines 940 944) no Hoare annotation was computed. [2021-10-11 02:32:28,294 INFO L262 CegarLoopResult]: For program point L940-8(lines 940 944) no Hoare annotation was computed. [2021-10-11 02:32:28,294 INFO L262 CegarLoopResult]: For program point L940-9(lines 940 944) no Hoare annotation was computed. [2021-10-11 02:32:28,294 INFO L262 CegarLoopResult]: For program point L940-11(lines 940 944) no Hoare annotation was computed. [2021-10-11 02:32:28,294 INFO L262 CegarLoopResult]: For program point L940-12(lines 940 944) no Hoare annotation was computed. [2021-10-11 02:32:28,294 INFO L262 CegarLoopResult]: For program point L940-14(lines 940 944) no Hoare annotation was computed. [2021-10-11 02:32:28,295 INFO L262 CegarLoopResult]: For program point L940-15(lines 940 944) no Hoare annotation was computed. [2021-10-11 02:32:28,295 INFO L262 CegarLoopResult]: For program point L940-17(lines 940 944) no Hoare annotation was computed. [2021-10-11 02:32:28,295 INFO L258 CegarLoopResult]: At program point L148(lines 143 151) the Hoare annotation is: (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) (= (_ bv1 32) ~switchedOnBeforeTS~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:32:28,295 INFO L258 CegarLoopResult]: At program point L148-1(lines 143 151) the Hoare annotation is: false [2021-10-11 02:32:28,295 INFO L258 CegarLoopResult]: At program point L148-2(lines 143 151) the Hoare annotation is: false [2021-10-11 02:32:28,295 INFO L262 CegarLoopResult]: For program point L677(line 677) no Hoare annotation was computed. [2021-10-11 02:32:28,295 INFO L262 CegarLoopResult]: For program point L677-1(line 677) no Hoare annotation was computed. [2021-10-11 02:32:28,295 INFO L262 CegarLoopResult]: For program point L677-2(line 677) no Hoare annotation was computed. [2021-10-11 02:32:28,295 INFO L262 CegarLoopResult]: For program point L182(lines 182 199) no Hoare annotation was computed. [2021-10-11 02:32:28,295 INFO L258 CegarLoopResult]: At program point L182-1(lines 1 1011) the Hoare annotation is: (let ((.cse2 (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~0)) (.cse3 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|)) (.cse5 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse6 (= (_ bv0 32) ~pumpRunning~0)) (.cse4 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse2 .cse6 .cse3 .cse4 .cse5) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse6 .cse4))) [2021-10-11 02:32:28,296 INFO L262 CegarLoopResult]: For program point L182-2(lines 182 199) no Hoare annotation was computed. [2021-10-11 02:32:28,296 INFO L258 CegarLoopResult]: At program point L182-3(lines 1 1011) the Hoare annotation is: false [2021-10-11 02:32:28,296 INFO L262 CegarLoopResult]: For program point L182-4(lines 182 199) no Hoare annotation was computed. [2021-10-11 02:32:28,296 INFO L258 CegarLoopResult]: At program point L182-5(lines 1 1011) the Hoare annotation is: false [2021-10-11 02:32:28,296 INFO L258 CegarLoopResult]: At program point L1008(lines 1003 1011) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:32:28,296 INFO L262 CegarLoopResult]: For program point L713(lines 713 719) no Hoare annotation was computed. [2021-10-11 02:32:28,296 INFO L258 CegarLoopResult]: At program point L713-1(lines 713 719) the Hoare annotation is: (let ((.cse3 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse4 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse1 .cse2 .cse3) (and .cse0 .cse1 .cse4 .cse2 .cse3) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse4 .cse2))) [2021-10-11 02:32:28,296 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 02:32:28,297 INFO L258 CegarLoopResult]: At program point L582-2(lines 582 596) the Hoare annotation is: false [2021-10-11 02:32:28,297 INFO L262 CegarLoopResult]: For program point L186(lines 186 196) no Hoare annotation was computed. [2021-10-11 02:32:28,297 INFO L262 CegarLoopResult]: For program point L186-2(lines 186 196) no Hoare annotation was computed. [2021-10-11 02:32:28,297 INFO L262 CegarLoopResult]: For program point L186-4(lines 186 196) no Hoare annotation was computed. [2021-10-11 02:32:28,297 INFO L258 CegarLoopResult]: At program point L946(lines 931 949) the Hoare annotation is: false [2021-10-11 02:32:28,297 INFO L258 CegarLoopResult]: At program point L946-1(lines 931 949) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse1 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse3 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 (_ bv0 32)) .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2 (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv0 32)) .cse3) (and .cse0 .cse2 .cse1 .cse3 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))))) [2021-10-11 02:32:28,297 INFO L258 CegarLoopResult]: At program point L946-2(lines 931 949) the Hoare annotation is: false [2021-10-11 02:32:28,297 INFO L258 CegarLoopResult]: At program point L946-3(lines 931 949) the Hoare annotation is: false [2021-10-11 02:32:28,297 INFO L258 CegarLoopResult]: At program point L946-4(lines 931 949) the Hoare annotation is: false [2021-10-11 02:32:28,297 INFO L258 CegarLoopResult]: At program point L946-5(lines 931 949) the Hoare annotation is: false [2021-10-11 02:32:28,297 INFO L262 CegarLoopResult]: For program point L583(line 583) no Hoare annotation was computed. [2021-10-11 02:32:28,297 INFO L262 CegarLoopResult]: For program point L187(lines 187 193) no Hoare annotation was computed. [2021-10-11 02:32:28,297 INFO L262 CegarLoopResult]: For program point L187-2(lines 187 193) no Hoare annotation was computed. [2021-10-11 02:32:28,297 INFO L262 CegarLoopResult]: For program point L187-4(lines 187 193) no Hoare annotation was computed. [2021-10-11 02:32:28,297 INFO L262 CegarLoopResult]: For program point L56(lines 56 60) no Hoare annotation was computed. [2021-10-11 02:32:28,297 INFO L262 CegarLoopResult]: For program point L56-3(lines 56 60) no Hoare annotation was computed. [2021-10-11 02:32:28,298 INFO L258 CegarLoopResult]: At program point L882(lines 875 885) the Hoare annotation is: false [2021-10-11 02:32:28,298 INFO L262 CegarLoopResult]: For program point L56-6(lines 56 60) no Hoare annotation was computed. [2021-10-11 02:32:28,298 INFO L258 CegarLoopResult]: At program point L882-1(lines 875 885) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) [2021-10-11 02:32:28,298 INFO L258 CegarLoopResult]: At program point L882-2(lines 875 885) the Hoare annotation is: false [2021-10-11 02:32:28,298 INFO L258 CegarLoopResult]: At program point L882-3(lines 875 885) the Hoare annotation is: false [2021-10-11 02:32:28,298 INFO L258 CegarLoopResult]: At program point L882-4(lines 875 885) the Hoare annotation is: false [2021-10-11 02:32:28,298 INFO L258 CegarLoopResult]: At program point L882-5(lines 875 885) the Hoare annotation is: false [2021-10-11 02:32:28,298 INFO L262 CegarLoopResult]: For program point L586(lines 586 590) no Hoare annotation was computed. [2021-10-11 02:32:28,299 INFO L262 CegarLoopResult]: For program point L586-1(lines 586 590) no Hoare annotation was computed. [2021-10-11 02:32:28,299 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 02:32:28,299 INFO L258 CegarLoopResult]: At program point L125(lines 120 128) the Hoare annotation is: (let ((.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse3 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|)) (.cse5 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse4 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2 .cse5) (and .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse1 .cse3 .cse5 .cse4))) [2021-10-11 02:32:28,299 INFO L258 CegarLoopResult]: At program point L125-1(lines 120 128) the Hoare annotation is: false [2021-10-11 02:32:28,299 INFO L258 CegarLoopResult]: At program point L125-2(lines 120 128) the Hoare annotation is: false [2021-10-11 02:32:28,299 INFO L258 CegarLoopResult]: At program point L93(lines 88 96) the Hoare annotation is: false [2021-10-11 02:32:28,299 INFO L258 CegarLoopResult]: At program point L93-1(lines 88 96) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) [2021-10-11 02:32:28,300 INFO L258 CegarLoopResult]: At program point L93-2(lines 88 96) the Hoare annotation is: false [2021-10-11 02:32:28,300 INFO L258 CegarLoopResult]: At program point L93-3(lines 88 96) the Hoare annotation is: false [2021-10-11 02:32:28,300 INFO L258 CegarLoopResult]: At program point L93-4(lines 88 96) the Hoare annotation is: false [2021-10-11 02:32:28,300 INFO L258 CegarLoopResult]: At program point L93-5(lines 88 96) the Hoare annotation is: false [2021-10-11 02:32:28,300 INFO L262 CegarLoopResult]: For program point L820(lines 820 837) no Hoare annotation was computed. [2021-10-11 02:32:28,300 INFO L262 CegarLoopResult]: For program point L820-1(lines 820 837) no Hoare annotation was computed. [2021-10-11 02:32:28,300 INFO L262 CegarLoopResult]: For program point L820-2(lines 820 837) no Hoare annotation was computed. [2021-10-11 02:32:28,300 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 02:32:28,301 INFO L258 CegarLoopResult]: At program point L161(lines 156 163) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:32:28,301 INFO L262 CegarLoopResult]: For program point L723(lines 723 736) no Hoare annotation was computed. [2021-10-11 02:32:28,301 INFO L262 CegarLoopResult]: For program point L857(lines 857 863) no Hoare annotation was computed. [2021-10-11 02:32:28,301 INFO L262 CegarLoopResult]: For program point L824(lines 824 832) no Hoare annotation was computed. [2021-10-11 02:32:28,301 INFO L262 CegarLoopResult]: For program point L857-2(lines 857 863) no Hoare annotation was computed. [2021-10-11 02:32:28,301 INFO L262 CegarLoopResult]: For program point L824-1(lines 824 832) no Hoare annotation was computed. [2021-10-11 02:32:28,301 INFO L262 CegarLoopResult]: For program point L824-2(lines 824 832) no Hoare annotation was computed. [2021-10-11 02:32:28,301 INFO L262 CegarLoopResult]: For program point L857-4(lines 857 863) no Hoare annotation was computed. [2021-10-11 02:32:28,301 INFO L262 CegarLoopResult]: For program point L659(lines 659 666) no Hoare annotation was computed. [2021-10-11 02:32:28,301 INFO L262 CegarLoopResult]: For program point L857-6(lines 857 863) no Hoare annotation was computed. [2021-10-11 02:32:28,301 INFO L265 CegarLoopResult]: At program point L659-1(lines 659 666) the Hoare annotation is: true [2021-10-11 02:32:28,301 INFO L262 CegarLoopResult]: For program point L857-8(lines 857 863) no Hoare annotation was computed. [2021-10-11 02:32:28,301 INFO L262 CegarLoopResult]: For program point L857-10(lines 857 863) no Hoare annotation was computed. [2021-10-11 02:32:28,302 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 02:32:28,302 INFO L258 CegarLoopResult]: At program point L891(lines 886 894) the Hoare annotation is: (let ((.cse3 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse4 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse5 (= (_ bv0 32) ~pumpRunning~0)) (.cse1 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse5 .cse1 .cse2 .cse3) (and .cse0 .cse4 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse5 .cse1 .cse2))) [2021-10-11 02:32:28,302 INFO L258 CegarLoopResult]: At program point L891-1(lines 886 894) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:32:28,302 INFO L258 CegarLoopResult]: At program point L891-2(lines 886 894) the Hoare annotation is: false [2021-10-11 02:32:28,302 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 677) no Hoare annotation was computed. [2021-10-11 02:32:28,302 INFO L258 CegarLoopResult]: At program point L891-3(lines 886 894) the Hoare annotation is: false [2021-10-11 02:32:28,302 INFO L258 CegarLoopResult]: At program point L891-4(lines 886 894) the Hoare annotation is: false [2021-10-11 02:32:28,302 INFO L258 CegarLoopResult]: At program point L891-5(lines 886 894) the Hoare annotation is: false [2021-10-11 02:32:28,302 INFO L262 CegarLoopResult]: For program point L694(lines 693 740) no Hoare annotation was computed. [2021-10-11 02:32:28,302 INFO L262 CegarLoopResult]: For program point L133(lines 133 139) no Hoare annotation was computed. [2021-10-11 02:32:28,302 INFO L262 CegarLoopResult]: For program point L133-1(lines 133 139) no Hoare annotation was computed. [2021-10-11 02:32:28,302 INFO L262 CegarLoopResult]: For program point L133-2(lines 133 139) no Hoare annotation was computed. [2021-10-11 02:32:28,302 INFO L262 CegarLoopResult]: For program point L133-3(lines 133 139) no Hoare annotation was computed. [2021-10-11 02:32:28,303 INFO L262 CegarLoopResult]: For program point L133-4(lines 133 139) no Hoare annotation was computed. [2021-10-11 02:32:28,303 INFO L262 CegarLoopResult]: For program point L133-5(lines 133 139) no Hoare annotation was computed. [2021-10-11 02:32:28,303 INFO L262 CegarLoopResult]: For program point L959(lines 959 963) no Hoare annotation was computed. [2021-10-11 02:32:28,303 INFO L262 CegarLoopResult]: For program point L959-2(lines 959 963) no Hoare annotation was computed. [2021-10-11 02:32:28,303 INFO L262 CegarLoopResult]: For program point L959-3(lines 959 963) no Hoare annotation was computed. [2021-10-11 02:32:28,303 INFO L262 CegarLoopResult]: For program point L794(lines 794 811) no Hoare annotation was computed. [2021-10-11 02:32:28,303 INFO L262 CegarLoopResult]: For program point L959-5(lines 959 963) no Hoare annotation was computed. [2021-10-11 02:32:28,303 INFO L262 CegarLoopResult]: For program point L794-1(lines 794 811) no Hoare annotation was computed. [2021-10-11 02:32:28,304 INFO L262 CegarLoopResult]: For program point L959-6(lines 959 963) no Hoare annotation was computed. [2021-10-11 02:32:28,304 INFO L262 CegarLoopResult]: For program point L794-2(lines 794 811) no Hoare annotation was computed. [2021-10-11 02:32:28,304 INFO L262 CegarLoopResult]: For program point L695(lines 695 699) no Hoare annotation was computed. [2021-10-11 02:32:28,304 INFO L262 CegarLoopResult]: For program point L794-3(lines 794 811) no Hoare annotation was computed. [2021-10-11 02:32:28,304 INFO L262 CegarLoopResult]: For program point L959-8(lines 959 963) no Hoare annotation was computed. [2021-10-11 02:32:28,304 INFO L262 CegarLoopResult]: For program point L794-4(lines 794 811) no Hoare annotation was computed. [2021-10-11 02:32:28,304 INFO L262 CegarLoopResult]: For program point L794-5(lines 794 811) no Hoare annotation was computed. [2021-10-11 02:32:28,304 INFO L262 CegarLoopResult]: For program point L68(lines 68 72) no Hoare annotation was computed. [2021-10-11 02:32:28,339 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 02:32:28 BoogieIcfgContainer [2021-10-11 02:32:28,339 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 02:32:28,340 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 02:32:28,340 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 02:32:28,340 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 02:32:28,341 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:32:02" (3/4) ... [2021-10-11 02:32:28,344 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 02:32:28,367 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-11 02:32:28,368 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-11 02:32:28,370 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-11 02:32:28,371 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-11 02:32:28,373 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-11 02:32:28,374 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:32:28,376 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:32:28,402 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2021-10-11 02:32:28,403 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2021-10-11 02:32:28,403 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2021-10-11 02:32:28,403 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && 1bv32 == \result) && 2bv32 == tmp) && 2bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || ((((((splverifierCounter == 0bv32 && 1bv32 == \result) && 2bv32 == tmp) && 0bv32 == pumpRunning) && 2bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:32:28,403 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || ((((splverifierCounter == 0bv32 && 1bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:32:28,404 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || ((((splverifierCounter == 0bv32 && 1bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:32:28,404 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || ((((splverifierCounter == 0bv32 && 1bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:32:28,405 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1bv32 == \result && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || (((((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:32:28,405 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || ((((((1bv32 == \result && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || (((((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:32:28,406 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((((1bv32 == \result && splverifierCounter == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && 1bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2021-10-11 02:32:28,406 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((splverifierCounter == 0bv32 && 1bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2021-10-11 02:32:28,407 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0bv32 && 1bv32 == \result) && 0bv32 == pumpRunning) && 2bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && 1bv32 == \result) && 2bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2021-10-11 02:32:28,408 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1bv32 == \result && splverifierCounter == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && \result == 0bv32) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2021-10-11 02:32:28,408 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && 1bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2021-10-11 02:32:28,409 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2021-10-11 02:32:28,409 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((1bv32 == \result && splverifierCounter == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && \result == 0bv32) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && tmp == 0bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2021-10-11 02:32:28,410 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp___0 == 0bv32 && splverifierCounter == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) && \result == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2021-10-11 02:32:28,412 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32) [2021-10-11 02:32:28,412 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32) [2021-10-11 02:32:28,491 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab53bc01-0366-49f9-9f66-eb22c96eecf6/bin/utaipan-WLngWcDbfI/witness.graphml [2021-10-11 02:32:28,491 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 02:32:28,492 INFO L168 Benchmark]: Toolchain (without parser) took 29242.38 ms. Allocated memory was 71.3 MB in the beginning and 163.6 MB in the end (delta: 92.3 MB). Free memory was 51.6 MB in the beginning and 79.6 MB in the end (delta: -28.0 MB). Peak memory consumption was 62.6 MB. Max. memory is 16.1 GB. [2021-10-11 02:32:28,493 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 71.3 MB. Free memory was 52.0 MB in the beginning and 52.0 MB in the end (delta: 53.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:32:28,493 INFO L168 Benchmark]: CACSL2BoogieTranslator took 801.73 ms. Allocated memory is still 71.3 MB. Free memory was 51.4 MB in the beginning and 34.8 MB in the end (delta: 16.7 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2021-10-11 02:32:28,494 INFO L168 Benchmark]: Boogie Procedure Inliner took 91.83 ms. Allocated memory is still 71.3 MB. Free memory was 34.8 MB in the beginning and 50.7 MB in the end (delta: -16.0 MB). Peak memory consumption was 7.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:32:28,495 INFO L168 Benchmark]: Boogie Preprocessor took 56.80 ms. Allocated memory is still 71.3 MB. Free memory was 50.7 MB in the beginning and 47.7 MB in the end (delta: 3.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:32:28,495 INFO L168 Benchmark]: RCFGBuilder took 2769.86 ms. Allocated memory was 71.3 MB in the beginning and 88.1 MB in the end (delta: 16.8 MB). Free memory was 47.5 MB in the beginning and 60.5 MB in the end (delta: -13.0 MB). Peak memory consumption was 26.7 MB. Max. memory is 16.1 GB. [2021-10-11 02:32:28,496 INFO L168 Benchmark]: TraceAbstraction took 25362.46 ms. Allocated memory was 88.1 MB in the beginning and 163.6 MB in the end (delta: 75.5 MB). Free memory was 59.9 MB in the beginning and 91.1 MB in the end (delta: -31.2 MB). Peak memory consumption was 75.9 MB. Max. memory is 16.1 GB. [2021-10-11 02:32:28,496 INFO L168 Benchmark]: Witness Printer took 151.64 ms. Allocated memory is still 163.6 MB. Free memory was 91.1 MB in the beginning and 79.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:32:28,499 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 71.3 MB. Free memory was 52.0 MB in the beginning and 52.0 MB in the end (delta: 53.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 801.73 ms. Allocated memory is still 71.3 MB. Free memory was 51.4 MB in the beginning and 34.8 MB in the end (delta: 16.7 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 91.83 ms. Allocated memory is still 71.3 MB. Free memory was 34.8 MB in the beginning and 50.7 MB in the end (delta: -16.0 MB). Peak memory consumption was 7.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 56.80 ms. Allocated memory is still 71.3 MB. Free memory was 50.7 MB in the beginning and 47.7 MB in the end (delta: 3.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2769.86 ms. Allocated memory was 71.3 MB in the beginning and 88.1 MB in the end (delta: 16.8 MB). Free memory was 47.5 MB in the beginning and 60.5 MB in the end (delta: -13.0 MB). Peak memory consumption was 26.7 MB. Max. memory is 16.1 GB. * TraceAbstraction took 25362.46 ms. Allocated memory was 88.1 MB in the beginning and 163.6 MB in the end (delta: 75.5 MB). Free memory was 59.9 MB in the beginning and 91.1 MB in the end (delta: -31.2 MB). Peak memory consumption was 75.9 MB. Max. memory is 16.1 GB. * Witness Printer took 151.64 ms. Allocated memory is still 163.6 MB. Free memory was 91.1 MB in the beginning and 79.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 677]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 677]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 677]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 950]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 731]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || ((((splverifierCounter == 0bv32 && 1bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 950]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && 1bv32 == \result) && 2bv32 == tmp) && 2bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || ((((((splverifierCounter == 0bv32 && 1bv32 == \result) && 2bv32 == tmp) && 0bv32 == pumpRunning) && 2bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 713]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || ((((splverifierCounter == 0bv32 && 1bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || ((((((1bv32 == \result && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || (((((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 950]: Loop Invariant Derived loop invariant: (((((((((1bv32 == \result && splverifierCounter == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && \result == 0bv32) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && tmp == 0bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32 - InvariantResult [Line: 582]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 875]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 120]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 875]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 120]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 120]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0bv32 && 1bv32 == \result) && 0bv32 == pumpRunning) && 2bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && 1bv32 == \result) && 2bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 703]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || ((((splverifierCounter == 0bv32 && 1bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 659]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 156]: Loop Invariant Derived loop invariant: ((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 875]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 875]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32) - InvariantResult [Line: 875]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 875]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 88]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 88]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 88]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32) - InvariantResult [Line: 769]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((splverifierCounter == 0bv32 && 1bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 88]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 769]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: ((((((1bv32 == \result && splverifierCounter == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && \result == 0bv32) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 769]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 88]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((((1bv32 == \result && splverifierCounter == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && 1bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 88]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 886]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 931]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 886]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 931]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 627]: Loop Invariant Derived loop invariant: ((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 886]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 886]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && 1bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 931]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 649]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 931]: Loop Invariant Derived loop invariant: ((((((tmp___0 == 0bv32 && splverifierCounter == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) && \result == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 886]: Loop Invariant Derived loop invariant: ((((((1bv32 == \result && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || (((((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 931]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1003]: Loop Invariant Derived loop invariant: ((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 692]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 886]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 931]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 144 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 20.1s, OverallIterations: 11, TraceHistogramMax: 4, AutomataDifference: 12.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 5.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1396 SDtfs, 3342 SDslu, 3193 SDs, 0 SdLazy, 799 SolverSat, 193 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 8.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 904 GetRequests, 782 SyntacticMatches, 0 SemanticMatches, 122 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2854 ImplicationChecksByTransitivity, 3.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=272occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 11 MinimizatonAttempts, 1385 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 62 LocationsWithAnnotation, 62 PreInvPairs, 152 NumberOfFragments, 926 HoareAnnotationTreeSize, 62 FomulaSimplifications, 105228 FormulaSimplificationTreeSizeReduction, 1.0s HoareSimplificationTime, 62 FomulaSimplificationsInter, 28223 FormulaSimplificationTreeSizeReductionInter, 4.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 1.6s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 568 NumberOfCodeBlocks, 568 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 735 ConstructedInterpolants, 0 QuantifiedInterpolants, 92625 SizeOfPredicates, 28 NumberOfNonLiveVariables, 2992 ConjunctsInSsa, 54 ConjunctsInUnsatCore, 16 InterpolantComputations, 10 PerfectInterpolantSequences, 184/208 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...