./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product55.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_86091e8f-8848-4f49-84c6-951d4751f87b/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86091e8f-8848-4f49-84c6-951d4751f87b/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_86091e8f-8848-4f49-84c6-951d4751f87b/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86091e8f-8848-4f49-84c6-951d4751f87b/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product55.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86091e8f-8848-4f49-84c6-951d4751f87b/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_86091e8f-8848-4f49-84c6-951d4751f87b/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 647f9a243e92567482b901aa26f051c7fecee7f7 ............................................................................................................................................ 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_86091e8f-8848-4f49-84c6-951d4751f87b/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86091e8f-8848-4f49-84c6-951d4751f87b/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_86091e8f-8848-4f49-84c6-951d4751f87b/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86091e8f-8848-4f49-84c6-951d4751f87b/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product55.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86091e8f-8848-4f49-84c6-951d4751f87b/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_86091e8f-8848-4f49-84c6-951d4751f87b/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 647f9a243e92567482b901aa26f051c7fecee7f7 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 02:32:57,169 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:32:57,172 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:32:57,226 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:32:57,227 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:32:57,234 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:32:57,237 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:32:57,241 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:32:57,244 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:32:57,253 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:32:57,254 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:32:57,256 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:32:57,256 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:32:57,260 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:32:57,262 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:32:57,264 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:32:57,266 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:32:57,271 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:32:57,273 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:32:57,285 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:32:57,287 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:32:57,288 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:32:57,293 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:32:57,294 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:32:57,298 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:32:57,299 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:32:57,299 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:32:57,302 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:32:57,302 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:32:57,304 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:32:57,304 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:32:57,306 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:32:57,308 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:32:57,309 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:32:57,310 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:32:57,311 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:32:57,312 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:32:57,312 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:32:57,312 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:32:57,313 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:32:57,314 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:32:57,317 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86091e8f-8848-4f49-84c6-951d4751f87b/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-11 02:32:57,366 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:32:57,367 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:32:57,368 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:32:57,368 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:32:57,369 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:32:57,369 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:32:57,369 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:32:57,369 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:32:57,369 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:32:57,370 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:32:57,371 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:32:57,371 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:32:57,371 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:32:57,371 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:32:57,372 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:32:57,372 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:32:57,373 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:32:57,373 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:32:57,373 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:32:57,373 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:32:57,373 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:32:57,374 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:32:57,374 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:32:57,374 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:32:57,374 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:32:57,374 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:32:57,375 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:32:57,375 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:32:57,375 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:32:57,377 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:32:57,377 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:32:57,377 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:32:57,378 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:32:57,378 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:32:57,378 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:32:57,378 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:32:57,378 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:32:57,379 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:32:57,379 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:32:57,379 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_86091e8f-8848-4f49-84c6-951d4751f87b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86091e8f-8848-4f49-84c6-951d4751f87b/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 647f9a243e92567482b901aa26f051c7fecee7f7 [2021-10-11 02:32:57,661 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:32:57,695 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:32:57,697 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:32:57,700 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:32:57,701 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:32:57,702 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86091e8f-8848-4f49-84c6-951d4751f87b/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec5_product55.cil.c [2021-10-11 02:32:57,769 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86091e8f-8848-4f49-84c6-951d4751f87b/bin/utaipan-WLngWcDbfI/data/3cd64fafa/feed9dfab88a43eb90155c3e8becc46d/FLAG89760ed4e [2021-10-11 02:32:58,457 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:32:58,458 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86091e8f-8848-4f49-84c6-951d4751f87b/sv-benchmarks/c/product-lines/minepump_spec5_product55.cil.c [2021-10-11 02:32:58,471 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86091e8f-8848-4f49-84c6-951d4751f87b/bin/utaipan-WLngWcDbfI/data/3cd64fafa/feed9dfab88a43eb90155c3e8becc46d/FLAG89760ed4e [2021-10-11 02:32:58,714 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86091e8f-8848-4f49-84c6-951d4751f87b/bin/utaipan-WLngWcDbfI/data/3cd64fafa/feed9dfab88a43eb90155c3e8becc46d [2021-10-11 02:32:58,716 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:32:58,719 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:32:58,722 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:32:58,723 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:32:58,726 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:32:58,728 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:32:58" (1/1) ... [2021-10-11 02:32:58,730 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79b2df9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:58, skipping insertion in model container [2021-10-11 02:32:58,730 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:32:58" (1/1) ... [2021-10-11 02:32:58,736 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:32:58,794 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:32:59,042 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_86091e8f-8848-4f49-84c6-951d4751f87b/sv-benchmarks/c/product-lines/minepump_spec5_product55.cil.c[12801,12814] [2021-10-11 02:32:59,085 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:32:59,097 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 02:32:59,098 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3031ec68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:59, skipping insertion in model container [2021-10-11 02:32:59,098 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:32:59,098 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:32:59,100 INFO L168 Benchmark]: Toolchain (without parser) took 380.09 ms. Allocated memory is still 125.8 MB. Free memory was 97.3 MB in the beginning and 97.0 MB in the end (delta: 350.5 kB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:32:59,101 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 125.8 MB. Free memory was 80.6 MB in the beginning and 80.5 MB in the end (delta: 63.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:32:59,102 INFO L168 Benchmark]: CACSL2BoogieTranslator took 376.27 ms. Allocated memory is still 125.8 MB. Free memory was 97.1 MB in the beginning and 97.2 MB in the end (delta: -109.0 kB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:32:59,104 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 125.8 MB. Free memory was 80.6 MB in the beginning and 80.5 MB in the end (delta: 63.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 376.27 ms. Allocated memory is still 125.8 MB. Free memory was 97.1 MB in the beginning and 97.2 MB in the end (delta: -109.0 kB). 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: 70]: 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 02:33:01,211 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:33:01,215 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:33:01,250 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:33:01,251 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:33:01,252 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:33:01,254 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:33:01,256 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:33:01,259 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:33:01,260 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:33:01,261 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:33:01,263 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:33:01,263 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:33:01,265 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:33:01,266 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:33:01,267 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:33:01,268 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:33:01,270 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:33:01,272 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:33:01,274 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:33:01,276 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:33:01,280 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:33:01,281 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:33:01,282 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:33:01,286 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:33:01,286 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:33:01,287 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:33:01,288 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:33:01,288 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:33:01,289 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:33:01,290 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:33:01,291 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:33:01,292 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:33:01,293 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:33:01,294 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:33:01,295 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:33:01,296 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:33:01,296 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:33:01,296 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:33:01,297 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:33:01,298 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:33:01,303 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86091e8f-8848-4f49-84c6-951d4751f87b/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-11 02:33:01,350 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:33:01,350 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:33:01,351 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:33:01,351 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:33:01,351 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:33:01,351 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:33:01,352 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:33:01,352 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:33:01,352 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:33:01,353 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:33:01,353 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:33:01,354 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:33:01,354 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:33:01,354 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:33:01,354 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:33:01,354 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:33:01,355 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:33:01,355 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:33:01,355 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:33:01,355 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:33:01,355 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:33:01,355 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:33:01,356 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:33:01,356 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:33:01,356 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:33:01,356 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:33:01,356 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:33:01,357 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:33:01,357 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:33:01,357 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:33:01,357 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:33:01,357 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:33:01,358 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:33:01,358 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:33:01,358 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:33:01,358 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_86091e8f-8848-4f49-84c6-951d4751f87b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86091e8f-8848-4f49-84c6-951d4751f87b/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 647f9a243e92567482b901aa26f051c7fecee7f7 [2021-10-11 02:33:01,735 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:33:01,768 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:33:01,771 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:33:01,772 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:33:01,776 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:33:01,777 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86091e8f-8848-4f49-84c6-951d4751f87b/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec5_product55.cil.c [2021-10-11 02:33:01,857 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86091e8f-8848-4f49-84c6-951d4751f87b/bin/utaipan-WLngWcDbfI/data/fe305b087/c7b464e652ee4418872e57d55fd4a8f3/FLAG1e6ab8ca3 [2021-10-11 02:33:02,439 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:33:02,440 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86091e8f-8848-4f49-84c6-951d4751f87b/sv-benchmarks/c/product-lines/minepump_spec5_product55.cil.c [2021-10-11 02:33:02,453 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86091e8f-8848-4f49-84c6-951d4751f87b/bin/utaipan-WLngWcDbfI/data/fe305b087/c7b464e652ee4418872e57d55fd4a8f3/FLAG1e6ab8ca3 [2021-10-11 02:33:02,690 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86091e8f-8848-4f49-84c6-951d4751f87b/bin/utaipan-WLngWcDbfI/data/fe305b087/c7b464e652ee4418872e57d55fd4a8f3 [2021-10-11 02:33:02,692 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:33:02,693 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:33:02,694 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:33:02,695 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:33:02,699 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:33:02,699 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:33:02" (1/1) ... [2021-10-11 02:33:02,701 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37d0307d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:33:02, skipping insertion in model container [2021-10-11 02:33:02,701 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:33:02" (1/1) ... [2021-10-11 02:33:02,714 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:33:02,769 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:33:03,028 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_86091e8f-8848-4f49-84c6-951d4751f87b/sv-benchmarks/c/product-lines/minepump_spec5_product55.cil.c[12801,12814] [2021-10-11 02:33:03,090 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:33:03,103 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-11 02:33:03,111 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:33:03,155 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_86091e8f-8848-4f49-84c6-951d4751f87b/sv-benchmarks/c/product-lines/minepump_spec5_product55.cil.c[12801,12814] [2021-10-11 02:33:03,186 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:33:03,191 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 02:33:03,255 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_86091e8f-8848-4f49-84c6-951d4751f87b/sv-benchmarks/c/product-lines/minepump_spec5_product55.cil.c[12801,12814] [2021-10-11 02:33:03,280 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:33:03,339 INFO L208 MainTranslator]: Completed translation [2021-10-11 02:33:03,340 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:33:03 WrapperNode [2021-10-11 02:33:03,340 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:33:03,341 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 02:33:03,341 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 02:33:03,341 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 02:33:03,349 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:33:03" (1/1) ... [2021-10-11 02:33:03,368 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:33:03" (1/1) ... [2021-10-11 02:33:03,421 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 02:33:03,422 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 02:33:03,422 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 02:33:03,422 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 02:33:03,430 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:33:03" (1/1) ... [2021-10-11 02:33:03,431 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:33:03" (1/1) ... [2021-10-11 02:33:03,439 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:33:03" (1/1) ... [2021-10-11 02:33:03,439 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:33:03" (1/1) ... [2021-10-11 02:33:03,468 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:33:03" (1/1) ... [2021-10-11 02:33:03,479 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:33:03" (1/1) ... [2021-10-11 02:33:03,484 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:33:03" (1/1) ... [2021-10-11 02:33:03,491 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 02:33:03,492 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 02:33:03,492 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 02:33:03,492 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 02:33:03,493 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:33:03" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86091e8f-8848-4f49-84c6-951d4751f87b/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 02:33:03,613 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 02:33:03,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-11 02:33:03,614 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 02:33:03,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 02:33:06,286 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 02:33:06,286 INFO L299 CfgBuilder]: Removed 294 assume(true) statements. [2021-10-11 02:33:06,288 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:33:06 BoogieIcfgContainer [2021-10-11 02:33:06,288 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 02:33:06,290 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 02:33:06,290 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 02:33:06,293 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 02:33:06,294 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 02:33:02" (1/3) ... [2021-10-11 02:33:06,294 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41ea3cec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:33:06, skipping insertion in model container [2021-10-11 02:33:06,295 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:33:03" (2/3) ... [2021-10-11 02:33:06,295 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41ea3cec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:33:06, skipping insertion in model container [2021-10-11 02:33:06,295 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:33:06" (3/3) ... [2021-10-11 02:33:06,297 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product55.cil.c [2021-10-11 02:33:06,313 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 02:33:06,317 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-10-11 02:33:06,328 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-11 02:33:06,371 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 02:33:06,371 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 02:33:06,371 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 02:33:06,371 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 02:33:06,372 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 02:33:06,372 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 02:33:06,372 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 02:33:06,373 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 02:33:06,391 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states. [2021-10-11 02:33:06,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-11 02:33:06,397 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:33:06,398 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 02:33:06,399 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:33:06,404 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:33:06,404 INFO L82 PathProgramCache]: Analyzing trace with hash 1924065684, now seen corresponding path program 1 times [2021-10-11 02:33:06,417 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:33:06,417 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [801789311] [2021-10-11 02:33:06,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86091e8f-8848-4f49-84c6-951d4751f87b/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 02:33:06,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:33:06,659 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-11 02:33:06,663 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:33:06,700 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 02:33:06,701 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:33:06,701 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [801789311] [2021-10-11 02:33:06,705 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:33:06,705 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:33:06,707 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [852319143] [2021-10-11 02:33:06,716 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 02:33:06,717 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:33:06,731 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 02:33:06,732 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:33:06,733 INFO L87 Difference]: Start difference. First operand 200 states. Second operand 2 states. [2021-10-11 02:33:06,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:33:06,816 INFO L93 Difference]: Finished difference Result 393 states and 598 transitions. [2021-10-11 02:33:06,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 02:33:06,818 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2021-10-11 02:33:06,819 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:33:06,830 INFO L225 Difference]: With dead ends: 393 [2021-10-11 02:33:06,834 INFO L226 Difference]: Without dead ends: 196 [2021-10-11 02:33:06,838 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 02:33:06,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 196 states. [2021-10-11 02:33:06,901 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 196 to 196. [2021-10-11 02:33:06,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 196 states. [2021-10-11 02:33:06,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 196 states and 291 transitions. [2021-10-11 02:33:06,906 INFO L78 Accepts]: Start accepts. Automaton has 196 states and 291 transitions. Word has length 19 [2021-10-11 02:33:06,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:33:06,906 INFO L481 AbstractCegarLoop]: Abstraction has 196 states and 291 transitions. [2021-10-11 02:33:06,906 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 02:33:06,907 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 291 transitions. [2021-10-11 02:33:06,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-11 02:33:06,908 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:33:06,908 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 02:33:07,110 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2021-10-11 02:33:07,110 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:33:07,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:33:07,111 INFO L82 PathProgramCache]: Analyzing trace with hash -564882059, now seen corresponding path program 1 times [2021-10-11 02:33:07,117 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:33:07,118 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [773374385] [2021-10-11 02:33:07,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86091e8f-8848-4f49-84c6-951d4751f87b/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 02:33:07,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:33:07,309 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:33:07,311 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:33:07,390 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 02:33:07,390 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:33:07,391 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [773374385] [2021-10-11 02:33:07,391 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:33:07,391 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:33:07,391 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1621868964] [2021-10-11 02:33:07,393 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:33:07,393 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:33:07,394 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:33:07,394 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:33:07,394 INFO L87 Difference]: Start difference. First operand 196 states and 291 transitions. Second operand 3 states. [2021-10-11 02:33:07,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:33:07,425 INFO L93 Difference]: Finished difference Result 196 states and 291 transitions. [2021-10-11 02:33:07,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:33:07,426 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2021-10-11 02:33:07,427 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:33:07,428 INFO L225 Difference]: With dead ends: 196 [2021-10-11 02:33:07,428 INFO L226 Difference]: Without dead ends: 77 [2021-10-11 02:33:07,430 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 02:33:07,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2021-10-11 02:33:07,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2021-10-11 02:33:07,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 77 states. [2021-10-11 02:33:07,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 113 transitions. [2021-10-11 02:33:07,445 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 113 transitions. Word has length 20 [2021-10-11 02:33:07,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:33:07,445 INFO L481 AbstractCegarLoop]: Abstraction has 77 states and 113 transitions. [2021-10-11 02:33:07,445 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:33:07,445 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 113 transitions. [2021-10-11 02:33:07,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-11 02:33:07,447 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:33:07,447 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 02:33:07,647 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2021-10-11 02:33:07,648 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:33:07,648 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:33:07,648 INFO L82 PathProgramCache]: Analyzing trace with hash -1380383743, now seen corresponding path program 1 times [2021-10-11 02:33:07,649 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:33:07,649 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [515006690] [2021-10-11 02:33:07,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86091e8f-8848-4f49-84c6-951d4751f87b/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 02:33:07,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:33:07,864 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:33:07,866 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:33:07,918 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 02:33:07,918 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:33:07,918 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [515006690] [2021-10-11 02:33:07,919 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:33:07,919 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:33:07,919 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2008691607] [2021-10-11 02:33:07,920 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:33:07,920 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:33:07,920 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:33:07,921 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:33:07,921 INFO L87 Difference]: Start difference. First operand 77 states and 113 transitions. Second operand 3 states. [2021-10-11 02:33:07,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:33:07,948 INFO L93 Difference]: Finished difference Result 217 states and 325 transitions. [2021-10-11 02:33:07,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:33:07,949 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2021-10-11 02:33:07,949 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:33:07,955 INFO L225 Difference]: With dead ends: 217 [2021-10-11 02:33:07,957 INFO L226 Difference]: Without dead ends: 147 [2021-10-11 02:33:07,958 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 02:33:07,960 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2021-10-11 02:33:07,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 143. [2021-10-11 02:33:07,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 143 states. [2021-10-11 02:33:07,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 214 transitions. [2021-10-11 02:33:07,977 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 214 transitions. Word has length 26 [2021-10-11 02:33:07,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:33:07,977 INFO L481 AbstractCegarLoop]: Abstraction has 143 states and 214 transitions. [2021-10-11 02:33:07,977 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:33:07,977 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 214 transitions. [2021-10-11 02:33:07,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-10-11 02:33:07,979 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:33:07,979 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] [2021-10-11 02:33:08,201 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2021-10-11 02:33:08,202 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:33:08,202 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:33:08,202 INFO L82 PathProgramCache]: Analyzing trace with hash -768654137, now seen corresponding path program 1 times [2021-10-11 02:33:08,203 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:33:08,203 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1704736745] [2021-10-11 02:33:08,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86091e8f-8848-4f49-84c6-951d4751f87b/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 02:33:08,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:33:08,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 207 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:33:08,426 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:33:08,480 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 02:33:08,480 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:33:08,481 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1704736745] [2021-10-11 02:33:08,481 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:33:08,482 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:33:08,482 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1317620160] [2021-10-11 02:33:08,483 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:33:08,483 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:33:08,484 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:33:08,484 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:33:08,485 INFO L87 Difference]: Start difference. First operand 143 states and 214 transitions. Second operand 3 states. [2021-10-11 02:33:08,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:33:08,559 INFO L93 Difference]: Finished difference Result 302 states and 455 transitions. [2021-10-11 02:33:08,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:33:08,560 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 29 [2021-10-11 02:33:08,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:33:08,563 INFO L225 Difference]: With dead ends: 302 [2021-10-11 02:33:08,563 INFO L226 Difference]: Without dead ends: 166 [2021-10-11 02:33:08,566 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 27 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 02:33:08,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2021-10-11 02:33:08,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 164. [2021-10-11 02:33:08,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 164 states. [2021-10-11 02:33:08,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 236 transitions. [2021-10-11 02:33:08,601 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 236 transitions. Word has length 29 [2021-10-11 02:33:08,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:33:08,603 INFO L481 AbstractCegarLoop]: Abstraction has 164 states and 236 transitions. [2021-10-11 02:33:08,603 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:33:08,603 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 236 transitions. [2021-10-11 02:33:08,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-10-11 02:33:08,605 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:33:08,605 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] [2021-10-11 02:33:08,820 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2021-10-11 02:33:08,820 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:33:08,821 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:33:08,821 INFO L82 PathProgramCache]: Analyzing trace with hash -1648863158, now seen corresponding path program 1 times [2021-10-11 02:33:08,822 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:33:08,822 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2109145403] [2021-10-11 02:33:08,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86091e8f-8848-4f49-84c6-951d4751f87b/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 02:33:09,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:33:09,022 INFO L263 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:33:09,024 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:33:09,085 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 02:33:09,086 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:33:09,086 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2109145403] [2021-10-11 02:33:09,086 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:33:09,086 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:33:09,086 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [113291393] [2021-10-11 02:33:09,087 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:33:09,087 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:33:09,087 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:33:09,088 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:33:09,088 INFO L87 Difference]: Start difference. First operand 164 states and 236 transitions. Second operand 5 states. [2021-10-11 02:33:09,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:33:09,360 INFO L93 Difference]: Finished difference Result 563 states and 809 transitions. [2021-10-11 02:33:09,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-11 02:33:09,360 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 29 [2021-10-11 02:33:09,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:33:09,363 INFO L225 Difference]: With dead ends: 563 [2021-10-11 02:33:09,363 INFO L226 Difference]: Without dead ends: 406 [2021-10-11 02:33:09,364 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 28 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 02:33:09,365 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 406 states. [2021-10-11 02:33:09,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 406 to 162. [2021-10-11 02:33:09,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 162 states. [2021-10-11 02:33:09,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 230 transitions. [2021-10-11 02:33:09,383 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 230 transitions. Word has length 29 [2021-10-11 02:33:09,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:33:09,384 INFO L481 AbstractCegarLoop]: Abstraction has 162 states and 230 transitions. [2021-10-11 02:33:09,384 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:33:09,384 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 230 transitions. [2021-10-11 02:33:09,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-11 02:33:09,385 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:33:09,385 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] [2021-10-11 02:33:09,597 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2021-10-11 02:33:09,597 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:33:09,597 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:33:09,597 INFO L82 PathProgramCache]: Analyzing trace with hash -562091259, now seen corresponding path program 1 times [2021-10-11 02:33:09,598 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:33:09,598 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [444397086] [2021-10-11 02:33:09,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86091e8f-8848-4f49-84c6-951d4751f87b/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 02:33:09,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:33:09,815 INFO L263 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:33:09,817 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:33:09,867 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 02:33:09,867 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:33:09,867 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [444397086] [2021-10-11 02:33:09,867 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:33:09,867 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:33:09,868 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [609830259] [2021-10-11 02:33:09,868 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:33:09,868 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:33:09,869 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:33:09,869 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:33:09,869 INFO L87 Difference]: Start difference. First operand 162 states and 230 transitions. Second operand 5 states. [2021-10-11 02:33:09,990 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:33:09,991 INFO L93 Difference]: Finished difference Result 429 states and 601 transitions. [2021-10-11 02:33:09,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-11 02:33:09,991 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 35 [2021-10-11 02:33:09,992 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:33:09,993 INFO L225 Difference]: With dead ends: 429 [2021-10-11 02:33:09,993 INFO L226 Difference]: Without dead ends: 274 [2021-10-11 02:33:09,994 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 33 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 02:33:09,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 274 states. [2021-10-11 02:33:10,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 274 to 180. [2021-10-11 02:33:10,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 180 states. [2021-10-11 02:33:10,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 180 states and 248 transitions. [2021-10-11 02:33:10,032 INFO L78 Accepts]: Start accepts. Automaton has 180 states and 248 transitions. Word has length 35 [2021-10-11 02:33:10,032 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:33:10,033 INFO L481 AbstractCegarLoop]: Abstraction has 180 states and 248 transitions. [2021-10-11 02:33:10,033 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:33:10,033 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 248 transitions. [2021-10-11 02:33:10,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-11 02:33:10,034 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:33:10,034 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] [2021-10-11 02:33:10,253 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2021-10-11 02:33:10,258 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:33:10,258 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:33:10,258 INFO L82 PathProgramCache]: Analyzing trace with hash 138973319, now seen corresponding path program 1 times [2021-10-11 02:33:10,259 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:33:10,259 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [576197869] [2021-10-11 02:33:10,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86091e8f-8848-4f49-84c6-951d4751f87b/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 02:33:10,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:33:10,437 INFO L263 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-11 02:33:10,439 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:33:10,482 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 02:33:10,482 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:33:10,482 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [576197869] [2021-10-11 02:33:10,482 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:33:10,482 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 02:33:10,483 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [58571659] [2021-10-11 02:33:10,483 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-10-11 02:33:10,483 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:33:10,484 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-11 02:33:10,484 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-11 02:33:10,484 INFO L87 Difference]: Start difference. First operand 180 states and 248 transitions. Second operand 4 states. [2021-10-11 02:33:10,570 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:33:10,570 INFO L93 Difference]: Finished difference Result 431 states and 588 transitions. [2021-10-11 02:33:10,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-11 02:33:10,571 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 35 [2021-10-11 02:33:10,571 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:33:10,572 INFO L225 Difference]: With dead ends: 431 [2021-10-11 02:33:10,573 INFO L226 Difference]: Without dead ends: 258 [2021-10-11 02:33:10,573 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 33 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 02:33:10,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 258 states. [2021-10-11 02:33:10,591 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 258 to 192. [2021-10-11 02:33:10,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 192 states. [2021-10-11 02:33:10,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 192 states and 260 transitions. [2021-10-11 02:33:10,593 INFO L78 Accepts]: Start accepts. Automaton has 192 states and 260 transitions. Word has length 35 [2021-10-11 02:33:10,593 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:33:10,593 INFO L481 AbstractCegarLoop]: Abstraction has 192 states and 260 transitions. [2021-10-11 02:33:10,593 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-10-11 02:33:10,593 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 260 transitions. [2021-10-11 02:33:10,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-11 02:33:10,594 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:33:10,594 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] [2021-10-11 02:33:10,810 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 mathsat -unsat_core_generation=3 [2021-10-11 02:33:10,810 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:33:10,810 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:33:10,810 INFO L82 PathProgramCache]: Analyzing trace with hash -447832695, now seen corresponding path program 1 times [2021-10-11 02:33:10,811 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:33:10,811 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [231016479] [2021-10-11 02:33:10,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86091e8f-8848-4f49-84c6-951d4751f87b/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 02:33:11,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:33:11,012 INFO L263 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:33:11,014 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:33:11,063 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 02:33:11,063 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:33:11,063 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [231016479] [2021-10-11 02:33:11,063 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:33:11,063 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:33:11,064 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [560785624] [2021-10-11 02:33:11,064 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:33:11,064 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:33:11,064 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:33:11,064 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:33:11,064 INFO L87 Difference]: Start difference. First operand 192 states and 260 transitions. Second operand 3 states. [2021-10-11 02:33:11,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:33:11,143 INFO L93 Difference]: Finished difference Result 437 states and 590 transitions. [2021-10-11 02:33:11,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:33:11,143 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 35 [2021-10-11 02:33:11,144 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:33:11,145 INFO L225 Difference]: With dead ends: 437 [2021-10-11 02:33:11,147 INFO L226 Difference]: Without dead ends: 252 [2021-10-11 02:33:11,148 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 33 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 02:33:11,149 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 252 states. [2021-10-11 02:33:11,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 252 to 252. [2021-10-11 02:33:11,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 252 states. [2021-10-11 02:33:11,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 252 states and 333 transitions. [2021-10-11 02:33:11,177 INFO L78 Accepts]: Start accepts. Automaton has 252 states and 333 transitions. Word has length 35 [2021-10-11 02:33:11,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:33:11,177 INFO L481 AbstractCegarLoop]: Abstraction has 252 states and 333 transitions. [2021-10-11 02:33:11,177 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:33:11,177 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 333 transitions. [2021-10-11 02:33:11,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-10-11 02:33:11,181 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:33:11,181 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] [2021-10-11 02:33:11,401 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 mathsat -unsat_core_generation=3 [2021-10-11 02:33:11,401 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:33:11,401 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:33:11,401 INFO L82 PathProgramCache]: Analyzing trace with hash -772491191, now seen corresponding path program 1 times [2021-10-11 02:33:11,402 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:33:11,402 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1885566547] [2021-10-11 02:33:11,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86091e8f-8848-4f49-84c6-951d4751f87b/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 02:33:11,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:33:11,592 INFO L263 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-11 02:33:11,594 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:33:11,689 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 02:33:11,690 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:33:11,690 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1885566547] [2021-10-11 02:33:11,690 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:33:11,690 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:33:11,691 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [855730341] [2021-10-11 02:33:11,691 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-10-11 02:33:11,691 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:33:11,692 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-11 02:33:11,692 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-11 02:33:11,692 INFO L87 Difference]: Start difference. First operand 252 states and 333 transitions. Second operand 6 states. [2021-10-11 02:33:13,384 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:33:13,385 INFO L93 Difference]: Finished difference Result 1255 states and 1696 transitions. [2021-10-11 02:33:13,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-11 02:33:13,385 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 36 [2021-10-11 02:33:13,386 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:33:13,392 INFO L225 Difference]: With dead ends: 1255 [2021-10-11 02:33:13,392 INFO L226 Difference]: Without dead ends: 1070 [2021-10-11 02:33:13,393 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2021-10-11 02:33:13,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1070 states. [2021-10-11 02:33:13,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1070 to 444. [2021-10-11 02:33:13,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 444 states. [2021-10-11 02:33:13,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 444 states and 585 transitions. [2021-10-11 02:33:13,464 INFO L78 Accepts]: Start accepts. Automaton has 444 states and 585 transitions. Word has length 36 [2021-10-11 02:33:13,465 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:33:13,465 INFO L481 AbstractCegarLoop]: Abstraction has 444 states and 585 transitions. [2021-10-11 02:33:13,465 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-10-11 02:33:13,465 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 585 transitions. [2021-10-11 02:33:13,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-10-11 02:33:13,466 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:33:13,466 INFO L422 BasicCegarLoop]: trace histogram [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] [2021-10-11 02:33:13,679 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 mathsat -unsat_core_generation=3 [2021-10-11 02:33:13,679 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:33:13,679 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:33:13,680 INFO L82 PathProgramCache]: Analyzing trace with hash -112531171, now seen corresponding path program 1 times [2021-10-11 02:33:13,680 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:33:13,680 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1619024520] [2021-10-11 02:33:13,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86091e8f-8848-4f49-84c6-951d4751f87b/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 02:33:13,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:33:13,870 INFO L263 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:33:13,872 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:33:13,931 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:33:13,931 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:33:13,932 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1619024520] [2021-10-11 02:33:13,932 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:33:13,932 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:33:13,932 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [781118450] [2021-10-11 02:33:13,933 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:33:13,933 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:33:13,933 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:33:13,934 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:33:13,934 INFO L87 Difference]: Start difference. First operand 444 states and 585 transitions. Second operand 3 states. [2021-10-11 02:33:14,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:33:14,015 INFO L93 Difference]: Finished difference Result 732 states and 968 transitions. [2021-10-11 02:33:14,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:33:14,016 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 55 [2021-10-11 02:33:14,017 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:33:14,020 INFO L225 Difference]: With dead ends: 732 [2021-10-11 02:33:14,020 INFO L226 Difference]: Without dead ends: 508 [2021-10-11 02:33:14,021 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 53 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 02:33:14,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 508 states. [2021-10-11 02:33:14,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 508 to 289. [2021-10-11 02:33:14,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 289 states. [2021-10-11 02:33:14,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 289 states and 379 transitions. [2021-10-11 02:33:14,067 INFO L78 Accepts]: Start accepts. Automaton has 289 states and 379 transitions. Word has length 55 [2021-10-11 02:33:14,068 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:33:14,068 INFO L481 AbstractCegarLoop]: Abstraction has 289 states and 379 transitions. [2021-10-11 02:33:14,068 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:33:14,068 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 379 transitions. [2021-10-11 02:33:14,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-10-11 02:33:14,082 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:33:14,082 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, 1, 1] [2021-10-11 02:33:14,296 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 mathsat -unsat_core_generation=3 [2021-10-11 02:33:14,296 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:33:14,296 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:33:14,296 INFO L82 PathProgramCache]: Analyzing trace with hash 1857199661, now seen corresponding path program 1 times [2021-10-11 02:33:14,297 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:33:14,297 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2124330248] [2021-10-11 02:33:14,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86091e8f-8848-4f49-84c6-951d4751f87b/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 12 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with mathsat -unsat_core_generation=3 [2021-10-11 02:33:14,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:33:14,468 INFO L263 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-11 02:33:14,470 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:33:14,560 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 02:33:14,560 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:33:14,600 INFO L398 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2021-10-11 02:33:14,601 INFO L639 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2021-10-11 02:33:14,684 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 02:33:14,684 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2124330248] [2021-10-11 02:33:14,684 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [116297226] [2021-10-11 02:33:14,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86091e8f-8848-4f49-84c6-951d4751f87b/bin/utaipan-WLngWcDbfI/cvc4 Starting monitored process 13 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with cvc4 --incremental --print-success --lang smt [2021-10-11 02:33:14,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:33:14,933 INFO L263 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-11 02:33:14,935 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:33:15,048 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 02:33:15,049 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:33:15,164 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 02:33:15,165 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [585586487] [2021-10-11 02:33:15,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86091e8f-8848-4f49-84c6-951d4751f87b/bin/utaipan-WLngWcDbfI/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-11 02:33:15,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:33:15,313 INFO L263 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:33:15,315 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:33:15,388 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 02:33:15,388 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:33:15,454 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 02:33:15,455 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2021-10-11 02:33:15,455 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 5, 5] total 14 [2021-10-11 02:33:15,455 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1125133143] [2021-10-11 02:33:15,456 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-10-11 02:33:15,456 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:33:15,457 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-10-11 02:33:15,458 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2021-10-11 02:33:15,458 INFO L87 Difference]: Start difference. First operand 289 states and 379 transitions. Second operand 14 states. [2021-10-11 02:33:25,110 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:33:25,111 INFO L93 Difference]: Finished difference Result 2291 states and 3122 transitions. [2021-10-11 02:33:25,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2021-10-11 02:33:25,111 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 63 [2021-10-11 02:33:25,111 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:33:25,122 INFO L225 Difference]: With dead ends: 2291 [2021-10-11 02:33:25,122 INFO L226 Difference]: Without dead ends: 2009 [2021-10-11 02:33:25,129 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 549 GetRequests, 437 SyntacticMatches, 0 SemanticMatches, 112 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5175 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=2059, Invalid=10823, Unknown=0, NotChecked=0, Total=12882 [2021-10-11 02:33:25,131 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2009 states. [2021-10-11 02:33:25,189 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2009 to 356. [2021-10-11 02:33:25,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 356 states. [2021-10-11 02:33:25,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 356 states and 460 transitions. [2021-10-11 02:33:25,191 INFO L78 Accepts]: Start accepts. Automaton has 356 states and 460 transitions. Word has length 63 [2021-10-11 02:33:25,192 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:33:25,192 INFO L481 AbstractCegarLoop]: Abstraction has 356 states and 460 transitions. [2021-10-11 02:33:25,192 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2021-10-11 02:33:25,192 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 460 transitions. [2021-10-11 02:33:25,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-10-11 02:33:25,193 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:33:25,194 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, 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 02:33:25,814 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,13 cvc4 --incremental --print-success --lang smt,12 mathsat -unsat_core_generation=3 [2021-10-11 02:33:25,814 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:33:25,815 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:33:25,815 INFO L82 PathProgramCache]: Analyzing trace with hash -1198890342, now seen corresponding path program 1 times [2021-10-11 02:33:25,815 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:33:25,815 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1894987111] [2021-10-11 02:33:25,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86091e8f-8848-4f49-84c6-951d4751f87b/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 15 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with mathsat -unsat_core_generation=3 [2021-10-11 02:33:26,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:33:26,042 INFO L263 TraceCheckSpWp]: Trace formula consists of 313 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:33:26,044 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:33:26,166 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-10-11 02:33:26,167 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:33:26,167 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1894987111] [2021-10-11 02:33:26,167 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:33:26,167 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:33:26,167 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2145093409] [2021-10-11 02:33:26,168 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:33:26,169 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:33:26,171 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:33:26,172 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:33:26,172 INFO L87 Difference]: Start difference. First operand 356 states and 460 transitions. Second operand 5 states. [2021-10-11 02:33:26,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:33:26,274 INFO L93 Difference]: Finished difference Result 687 states and 879 transitions. [2021-10-11 02:33:26,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 02:33:26,275 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 107 [2021-10-11 02:33:26,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:33:26,275 INFO L225 Difference]: With dead ends: 687 [2021-10-11 02:33:26,275 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 02:33:26,277 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 105 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 02:33:26,277 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 02:33:26,277 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 02:33:26,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 02:33:26,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 02:33:26,278 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 107 [2021-10-11 02:33:26,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:33:26,278 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 02:33:26,278 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:33:26,278 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 02:33:26,279 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 02:33:26,491 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 mathsat -unsat_core_generation=3 [2021-10-11 02:33:26,492 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 02:33:26,657 WARN L197 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 44 [2021-10-11 02:33:26,831 WARN L197 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 74 [2021-10-11 02:33:26,954 WARN L197 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 92 [2021-10-11 02:33:27,196 WARN L197 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 104 [2021-10-11 02:33:27,404 WARN L197 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 90 [2021-10-11 02:33:27,627 WARN L197 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 104 [2021-10-11 02:33:27,823 WARN L197 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 106 [2021-10-11 02:33:28,025 WARN L197 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 107 [2021-10-11 02:33:28,825 WARN L197 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 16 [2021-10-11 02:33:29,155 WARN L197 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 26 [2021-10-11 02:33:29,874 WARN L197 SmtUtils]: Spent 667.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 22 [2021-10-11 02:33:30,117 WARN L197 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 22 [2021-10-11 02:33:30,247 WARN L197 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 24 [2021-10-11 02:33:30,824 WARN L197 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 22 [2021-10-11 02:33:31,440 WARN L197 SmtUtils]: Spent 601.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 22 [2021-10-11 02:33:32,042 WARN L197 SmtUtils]: Spent 525.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 25 [2021-10-11 02:33:32,268 WARN L197 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 24 [2021-10-11 02:33:32,622 WARN L197 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 27 [2021-10-11 02:33:32,977 WARN L197 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 27 [2021-10-11 02:33:32,993 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 553) no Hoare annotation was computed. [2021-10-11 02:33:32,994 INFO L258 CegarLoopResult]: At program point L961(lines 946 964) the Hoare annotation is: (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= ULTIMATE.start_isLowWaterLevel_~tmp~9 (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) (= (_ bv1 32) ~switchedOnBeforeTS~0) (= (_ bv0 32) (bvadd ULTIMATE.start_isLowWaterLevel_~tmp___0~2 (_ bv4294967295 32))) (= (bvadd |ULTIMATE.start_isLowWaterLevel_#res| (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:33:32,994 INFO L258 CegarLoopResult]: At program point L961-1(lines 946 964) the Hoare annotation is: false [2021-10-11 02:33:32,994 INFO L258 CegarLoopResult]: At program point L961-2(lines 946 964) the Hoare annotation is: false [2021-10-11 02:33:32,994 INFO L258 CegarLoopResult]: At program point L961-3(lines 946 964) the Hoare annotation is: false [2021-10-11 02:33:32,994 INFO L258 CegarLoopResult]: At program point L961-4(lines 946 964) the Hoare annotation is: false [2021-10-11 02:33:32,994 INFO L258 CegarLoopResult]: At program point L961-5(lines 946 964) the Hoare annotation is: false [2021-10-11 02:33:32,994 INFO L258 CegarLoopResult]: At program point L730(lines 725 733) the Hoare annotation is: (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) (= (_ bv1 32) ~switchedOnBeforeTS~0)) [2021-10-11 02:33:32,994 INFO L258 CegarLoopResult]: At program point L730-1(lines 725 733) the Hoare annotation is: false [2021-10-11 02:33:32,994 INFO L258 CegarLoopResult]: At program point L730-2(lines 725 733) the Hoare annotation is: false [2021-10-11 02:33:32,994 INFO L258 CegarLoopResult]: At program point L730-3(lines 725 733) the Hoare annotation is: false [2021-10-11 02:33:32,994 INFO L258 CegarLoopResult]: At program point L730-4(lines 725 733) the Hoare annotation is: false [2021-10-11 02:33:32,994 INFO L258 CegarLoopResult]: At program point L730-5(lines 725 733) the Hoare annotation is: false [2021-10-11 02:33:32,994 INFO L262 CegarLoopResult]: For program point L599(lines 599 612) no Hoare annotation was computed. [2021-10-11 02:33:32,994 INFO L262 CegarLoopResult]: For program point L500(lines 500 507) no Hoare annotation was computed. [2021-10-11 02:33:32,994 INFO L265 CegarLoopResult]: At program point L500-1(lines 500 507) the Hoare annotation is: true [2021-10-11 02:33:32,995 INFO L258 CegarLoopResult]: At program point L997(lines 750 756) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse3 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (or (and .cse0 .cse1 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse2) (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse0 (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv1 32) ~pumpRunning~0) (= (_ bv1 32) ~switchedOnBeforeTS~0) .cse3) (and .cse0 .cse1 .cse2 .cse3))) [2021-10-11 02:33:32,995 INFO L258 CegarLoopResult]: At program point L997-1(lines 750 756) the Hoare annotation is: false [2021-10-11 02:33:32,995 INFO L258 CegarLoopResult]: At program point L997-2(lines 750 756) the Hoare annotation is: false [2021-10-11 02:33:32,995 INFO L258 CegarLoopResult]: At program point L536(lines 1 1028) 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 02:33:32,995 INFO L262 CegarLoopResult]: For program point L834(lines 834 851) no Hoare annotation was computed. [2021-10-11 02:33:32,995 INFO L262 CegarLoopResult]: For program point L834-1(lines 834 851) no Hoare annotation was computed. [2021-10-11 02:33:32,995 INFO L262 CegarLoopResult]: For program point L834-2(lines 834 851) no Hoare annotation was computed. [2021-10-11 02:33:32,995 INFO L262 CegarLoopResult]: For program point L570(lines 569 616) no Hoare annotation was computed. [2021-10-11 02:33:32,995 INFO L258 CegarLoopResult]: At program point L471(lines 467 473) 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 02:33:32,995 INFO L262 CegarLoopResult]: For program point L571(lines 571 575) no Hoare annotation was computed. [2021-10-11 02:33:32,995 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 553) no Hoare annotation was computed. [2021-10-11 02:33:32,996 INFO L262 CegarLoopResult]: For program point L638(lines 638 642) no Hoare annotation was computed. [2021-10-11 02:33:32,996 INFO L262 CegarLoopResult]: For program point L605(lines 605 611) no Hoare annotation was computed. [2021-10-11 02:33:32,996 INFO L258 CegarLoopResult]: At program point L605-1(lines 605 611) the Hoare annotation is: (let ((.cse2 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2) (and .cse0 (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv1 32) ~pumpRunning~0) .cse2) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1))) [2021-10-11 02:33:32,996 INFO L262 CegarLoopResult]: For program point L638-3(lines 638 642) no Hoare annotation was computed. [2021-10-11 02:33:32,996 INFO L262 CegarLoopResult]: For program point L638-6(lines 638 642) no Hoare annotation was computed. [2021-10-11 02:33:32,996 INFO L262 CegarLoopResult]: For program point L969(lines 969 975) no Hoare annotation was computed. [2021-10-11 02:33:32,996 INFO L258 CegarLoopResult]: At program point L969-1(lines 969 975) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1))) [2021-10-11 02:33:32,996 INFO L262 CegarLoopResult]: For program point L936(lines 936 940) no Hoare annotation was computed. [2021-10-11 02:33:32,997 INFO L262 CegarLoopResult]: For program point L936-2(lines 936 940) no Hoare annotation was computed. [2021-10-11 02:33:32,997 INFO L262 CegarLoopResult]: For program point L936-3(lines 936 940) no Hoare annotation was computed. [2021-10-11 02:33:32,997 INFO L262 CegarLoopResult]: For program point L936-5(lines 936 940) no Hoare annotation was computed. [2021-10-11 02:33:32,997 INFO L262 CegarLoopResult]: For program point L936-6(lines 936 940) no Hoare annotation was computed. [2021-10-11 02:33:32,997 INFO L262 CegarLoopResult]: For program point L936-8(lines 936 940) no Hoare annotation was computed. [2021-10-11 02:33:32,997 INFO L262 CegarLoopResult]: For program point L936-9(lines 936 940) no Hoare annotation was computed. [2021-10-11 02:33:32,997 INFO L262 CegarLoopResult]: For program point L936-11(lines 936 940) no Hoare annotation was computed. [2021-10-11 02:33:32,997 INFO L262 CegarLoopResult]: For program point L936-12(lines 936 940) no Hoare annotation was computed. [2021-10-11 02:33:32,998 INFO L262 CegarLoopResult]: For program point L936-14(lines 936 940) no Hoare annotation was computed. [2021-10-11 02:33:32,998 INFO L262 CegarLoopResult]: For program point L936-15(lines 936 940) no Hoare annotation was computed. [2021-10-11 02:33:32,998 INFO L262 CegarLoopResult]: For program point L936-17(lines 936 940) no Hoare annotation was computed. [2021-10-11 02:33:32,998 INFO L262 CegarLoopResult]: For program point L936-18(lines 936 940) no Hoare annotation was computed. [2021-10-11 02:33:32,998 INFO L262 CegarLoopResult]: For program point L936-20(lines 936 940) no Hoare annotation was computed. [2021-10-11 02:33:32,998 INFO L262 CegarLoopResult]: For program point L936-21(lines 936 940) no Hoare annotation was computed. [2021-10-11 02:33:32,998 INFO L262 CegarLoopResult]: For program point L936-23(lines 936 940) no Hoare annotation was computed. [2021-10-11 02:33:32,998 INFO L262 CegarLoopResult]: For program point L936-24(lines 936 940) no Hoare annotation was computed. [2021-10-11 02:33:32,998 INFO L262 CegarLoopResult]: For program point L936-26(lines 936 940) no Hoare annotation was computed. [2021-10-11 02:33:32,999 INFO L262 CegarLoopResult]: For program point L936-27(lines 936 940) no Hoare annotation was computed. [2021-10-11 02:33:32,999 INFO L262 CegarLoopResult]: For program point L936-29(lines 936 940) no Hoare annotation was computed. [2021-10-11 02:33:32,999 INFO L262 CegarLoopResult]: For program point L936-30(lines 936 940) no Hoare annotation was computed. [2021-10-11 02:33:32,999 INFO L262 CegarLoopResult]: For program point L936-32(lines 936 940) no Hoare annotation was computed. [2021-10-11 02:33:32,999 INFO L262 CegarLoopResult]: For program point L936-33(lines 936 940) no Hoare annotation was computed. [2021-10-11 02:33:32,999 INFO L262 CegarLoopResult]: For program point L838(lines 838 846) no Hoare annotation was computed. [2021-10-11 02:33:32,999 INFO L262 CegarLoopResult]: For program point L838-1(lines 838 846) no Hoare annotation was computed. [2021-10-11 02:33:32,999 INFO L262 CegarLoopResult]: For program point L936-35(lines 936 940) no Hoare annotation was computed. [2021-10-11 02:33:33,000 INFO L262 CegarLoopResult]: For program point L838-2(lines 838 846) no Hoare annotation was computed. [2021-10-11 02:33:33,000 INFO L258 CegarLoopResult]: At program point L707(lines 702 710) the Hoare annotation is: (let ((.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|)) (.cse3 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1) (and .cse0 (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv1 32) ~pumpRunning~0) .cse2 .cse3))) [2021-10-11 02:33:33,000 INFO L258 CegarLoopResult]: At program point L707-1(lines 702 710) the Hoare annotation is: false [2021-10-11 02:33:33,000 INFO L258 CegarLoopResult]: At program point L707-2(lines 702 710) the Hoare annotation is: false [2021-10-11 02:33:33,000 INFO L265 CegarLoopResult]: At program point L509(lines 490 512) the Hoare annotation is: true [2021-10-11 02:33:33,000 INFO L258 CegarLoopResult]: At program point L675(lines 670 678) the Hoare annotation is: (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) (= (_ bv1 32) ~switchedOnBeforeTS~0)) [2021-10-11 02:33:33,000 INFO L258 CegarLoopResult]: At program point L675-1(lines 670 678) the Hoare annotation is: false [2021-10-11 02:33:33,001 INFO L258 CegarLoopResult]: At program point L675-2(lines 670 678) the Hoare annotation is: false [2021-10-11 02:33:33,001 INFO L262 CegarLoopResult]: For program point L808(lines 808 825) no Hoare annotation was computed. [2021-10-11 02:33:33,001 INFO L262 CegarLoopResult]: For program point L808-1(lines 808 825) no Hoare annotation was computed. [2021-10-11 02:33:33,001 INFO L262 CegarLoopResult]: For program point L808-2(lines 808 825) no Hoare annotation was computed. [2021-10-11 02:33:33,001 INFO L262 CegarLoopResult]: For program point L808-3(lines 808 825) no Hoare annotation was computed. [2021-10-11 02:33:33,001 INFO L262 CegarLoopResult]: For program point L808-4(lines 808 825) no Hoare annotation was computed. [2021-10-11 02:33:33,001 INFO L262 CegarLoopResult]: For program point L808-5(lines 808 825) no Hoare annotation was computed. [2021-10-11 02:33:33,001 INFO L258 CegarLoopResult]: At program point L544(lines 539 547) 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 02:33:33,002 INFO L262 CegarLoopResult]: For program point L1008(lines 1008 1025) no Hoare annotation was computed. [2021-10-11 02:33:33,002 INFO L258 CegarLoopResult]: At program point L1008-1(lines 1 1028) the Hoare annotation is: (let ((.cse1 (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~10)) (.cse2 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|)) (.cse3 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse4 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv1 32) ~pumpRunning~0) .cse2 .cse3) (and .cse1 .cse0 .cse4 .cse2 .cse3) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse4))) [2021-10-11 02:33:33,002 INFO L258 CegarLoopResult]: At program point L942(lines 927 945) the Hoare annotation is: false [2021-10-11 02:33:33,002 INFO L262 CegarLoopResult]: For program point L1008-2(lines 1008 1025) no Hoare annotation was computed. [2021-10-11 02:33:33,002 INFO L258 CegarLoopResult]: At program point L942-1(lines 927 945) the Hoare annotation is: false [2021-10-11 02:33:33,002 INFO L258 CegarLoopResult]: At program point L1008-3(lines 1 1028) the Hoare annotation is: false [2021-10-11 02:33:33,002 INFO L258 CegarLoopResult]: At program point L942-2(lines 927 945) the Hoare annotation is: false [2021-10-11 02:33:33,002 INFO L262 CegarLoopResult]: For program point L1008-4(lines 1008 1025) no Hoare annotation was computed. [2021-10-11 02:33:33,003 INFO L258 CegarLoopResult]: At program point L942-3(lines 927 945) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (not (= ~systemActive~0 (_ bv0 32)))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (and .cse0 .cse1 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse2 (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv0 32))))) [2021-10-11 02:33:33,003 INFO L258 CegarLoopResult]: At program point L1008-5(lines 1 1028) the Hoare annotation is: false [2021-10-11 02:33:33,003 INFO L258 CegarLoopResult]: At program point L942-4(lines 927 945) the Hoare annotation is: false [2021-10-11 02:33:33,003 INFO L258 CegarLoopResult]: At program point L942-5(lines 927 945) the Hoare annotation is: false [2021-10-11 02:33:33,003 INFO L258 CegarLoopResult]: At program point L942-6(lines 927 945) the Hoare annotation is: false [2021-10-11 02:33:33,003 INFO L258 CegarLoopResult]: At program point L942-7(lines 927 945) the Hoare annotation is: false [2021-10-11 02:33:33,003 INFO L258 CegarLoopResult]: At program point L942-8(lines 927 945) the Hoare annotation is: false [2021-10-11 02:33:33,004 INFO L258 CegarLoopResult]: At program point L942-9(lines 927 945) the Hoare annotation is: false [2021-10-11 02:33:33,004 INFO L258 CegarLoopResult]: At program point L942-10(lines 927 945) the Hoare annotation is: false [2021-10-11 02:33:33,004 INFO L262 CegarLoopResult]: For program point L579(lines 579 585) no Hoare annotation was computed. [2021-10-11 02:33:33,004 INFO L258 CegarLoopResult]: At program point L942-11(lines 927 945) the Hoare annotation is: false [2021-10-11 02:33:33,004 INFO L258 CegarLoopResult]: At program point L579-1(lines 579 585) the Hoare annotation is: (let ((.cse2 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2) (and .cse0 (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv1 32) ~pumpRunning~0) .cse2) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1))) [2021-10-11 02:33:33,004 INFO L258 CegarLoopResult]: At program point L878(lines 871 881) the Hoare annotation is: (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) (= (_ bv1 32) ~switchedOnBeforeTS~0)) [2021-10-11 02:33:33,004 INFO L258 CegarLoopResult]: At program point L878-1(lines 871 881) the Hoare annotation is: false [2021-10-11 02:33:33,005 INFO L262 CegarLoopResult]: For program point L812(lines 812 820) no Hoare annotation was computed. [2021-10-11 02:33:33,005 INFO L258 CegarLoopResult]: At program point L878-2(lines 871 881) the Hoare annotation is: false [2021-10-11 02:33:33,005 INFO L262 CegarLoopResult]: For program point L812-1(lines 812 820) no Hoare annotation was computed. [2021-10-11 02:33:33,005 INFO L262 CegarLoopResult]: For program point L812-2(lines 812 820) no Hoare annotation was computed. [2021-10-11 02:33:33,005 INFO L262 CegarLoopResult]: For program point L812-3(lines 812 820) no Hoare annotation was computed. [2021-10-11 02:33:33,005 INFO L262 CegarLoopResult]: For program point L812-4(lines 812 820) no Hoare annotation was computed. [2021-10-11 02:33:33,005 INFO L262 CegarLoopResult]: For program point L812-5(lines 812 820) no Hoare annotation was computed. [2021-10-11 02:33:33,005 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 02:33:33,006 INFO L262 CegarLoopResult]: For program point L1012(lines 1012 1022) no Hoare annotation was computed. [2021-10-11 02:33:33,006 INFO L262 CegarLoopResult]: For program point L1012-2(lines 1012 1022) no Hoare annotation was computed. [2021-10-11 02:33:33,006 INFO L262 CegarLoopResult]: For program point L1012-4(lines 1012 1022) no Hoare annotation was computed. [2021-10-11 02:33:33,006 INFO L262 CegarLoopResult]: For program point L715(lines 715 721) no Hoare annotation was computed. [2021-10-11 02:33:33,006 INFO L262 CegarLoopResult]: For program point L715-1(lines 715 721) no Hoare annotation was computed. [2021-10-11 02:33:33,006 INFO L262 CegarLoopResult]: For program point L715-2(lines 715 721) no Hoare annotation was computed. [2021-10-11 02:33:33,006 INFO L262 CegarLoopResult]: For program point L715-3(lines 715 721) no Hoare annotation was computed. [2021-10-11 02:33:33,006 INFO L262 CegarLoopResult]: For program point L715-4(lines 715 721) no Hoare annotation was computed. [2021-10-11 02:33:33,006 INFO L262 CegarLoopResult]: For program point L715-5(lines 715 721) no Hoare annotation was computed. [2021-10-11 02:33:33,007 INFO L262 CegarLoopResult]: For program point L715-6(lines 715 721) no Hoare annotation was computed. [2021-10-11 02:33:33,007 INFO L262 CegarLoopResult]: For program point L715-7(lines 715 721) no Hoare annotation was computed. [2021-10-11 02:33:33,007 INFO L262 CegarLoopResult]: For program point L715-8(lines 715 721) no Hoare annotation was computed. [2021-10-11 02:33:33,007 INFO L262 CegarLoopResult]: For program point L715-9(lines 715 721) no Hoare annotation was computed. [2021-10-11 02:33:33,007 INFO L262 CegarLoopResult]: For program point L715-10(lines 715 721) no Hoare annotation was computed. [2021-10-11 02:33:33,007 INFO L262 CegarLoopResult]: For program point L715-11(lines 715 721) no Hoare annotation was computed. [2021-10-11 02:33:33,007 INFO L262 CegarLoopResult]: For program point L1013(lines 1013 1019) no Hoare annotation was computed. [2021-10-11 02:33:33,007 INFO L262 CegarLoopResult]: For program point L1013-2(lines 1013 1019) no Hoare annotation was computed. [2021-10-11 02:33:33,008 INFO L262 CegarLoopResult]: For program point L1013-4(lines 1013 1019) no Hoare annotation was computed. [2021-10-11 02:33:33,008 INFO L262 CegarLoopResult]: For program point L782(lines 782 799) no Hoare annotation was computed. [2021-10-11 02:33:33,008 INFO L262 CegarLoopResult]: For program point L782-1(lines 782 799) no Hoare annotation was computed. [2021-10-11 02:33:33,008 INFO L262 CegarLoopResult]: For program point L782-2(lines 782 799) no Hoare annotation was computed. [2021-10-11 02:33:33,008 INFO L262 CegarLoopResult]: For program point L782-3(lines 782 799) no Hoare annotation was computed. [2021-10-11 02:33:33,008 INFO L262 CegarLoopResult]: For program point L650(lines 650 654) no Hoare annotation was computed. [2021-10-11 02:33:33,008 INFO L262 CegarLoopResult]: For program point L782-4(lines 782 799) no Hoare annotation was computed. [2021-10-11 02:33:33,008 INFO L258 CegarLoopResult]: At program point L617(lines 568 618) the Hoare annotation is: false [2021-10-11 02:33:33,009 INFO L262 CegarLoopResult]: For program point L782-5(lines 782 799) no Hoare annotation was computed. [2021-10-11 02:33:33,009 INFO L262 CegarLoopResult]: For program point L782-6(lines 782 799) no Hoare annotation was computed. [2021-10-11 02:33:33,009 INFO L262 CegarLoopResult]: For program point L782-7(lines 782 799) no Hoare annotation was computed. [2021-10-11 02:33:33,009 INFO L262 CegarLoopResult]: For program point L782-8(lines 782 799) no Hoare annotation was computed. [2021-10-11 02:33:33,009 INFO L262 CegarLoopResult]: For program point L782-9(lines 782 799) no Hoare annotation was computed. [2021-10-11 02:33:33,009 INFO L262 CegarLoopResult]: For program point L782-10(lines 782 799) no Hoare annotation was computed. [2021-10-11 02:33:33,009 INFO L262 CegarLoopResult]: For program point L782-11(lines 782 799) no Hoare annotation was computed. [2021-10-11 02:33:33,009 INFO L258 CegarLoopResult]: At program point L750(lines 746 768) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse0 (not (= ~systemActive~0 (_ bv0 32))) .cse1 (= (_ bv1 32) ~pumpRunning~0) (= (_ bv1 32) ~switchedOnBeforeTS~0)) (and .cse0 .cse2 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (and .cse0 .cse1 .cse2))) [2021-10-11 02:33:33,010 INFO L258 CegarLoopResult]: At program point L750-1(lines 746 768) the Hoare annotation is: false [2021-10-11 02:33:33,010 INFO L258 CegarLoopResult]: At program point L750-2(lines 746 768) the Hoare annotation is: false [2021-10-11 02:33:33,010 INFO L258 CegarLoopResult]: At program point L420-2(lines 420 434) the Hoare annotation is: false [2021-10-11 02:33:33,010 INFO L262 CegarLoopResult]: For program point L553(line 553) no Hoare annotation was computed. [2021-10-11 02:33:33,010 INFO L262 CegarLoopResult]: For program point L553-1(line 553) no Hoare annotation was computed. [2021-10-11 02:33:33,010 INFO L262 CegarLoopResult]: For program point L553-2(line 553) no Hoare annotation was computed. [2021-10-11 02:33:33,010 INFO L262 CegarLoopResult]: For program point L421(line 421) no Hoare annotation was computed. [2021-10-11 02:33:33,010 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 02:33:33,011 INFO L262 CegarLoopResult]: For program point L786(lines 786 794) no Hoare annotation was computed. [2021-10-11 02:33:33,011 INFO L262 CegarLoopResult]: For program point L786-1(lines 786 794) no Hoare annotation was computed. [2021-10-11 02:33:33,011 INFO L258 CegarLoopResult]: At program point L720(lines 711 724) the Hoare annotation is: false [2021-10-11 02:33:33,011 INFO L262 CegarLoopResult]: For program point L786-2(lines 786 794) no Hoare annotation was computed. [2021-10-11 02:33:33,011 INFO L258 CegarLoopResult]: At program point L720-1(lines 711 724) the Hoare annotation is: false [2021-10-11 02:33:33,011 INFO L262 CegarLoopResult]: For program point L786-3(lines 786 794) no Hoare annotation was computed. [2021-10-11 02:33:33,011 INFO L258 CegarLoopResult]: At program point L720-2(lines 711 724) the Hoare annotation is: false [2021-10-11 02:33:33,011 INFO L262 CegarLoopResult]: For program point L786-4(lines 786 794) no Hoare annotation was computed. [2021-10-11 02:33:33,012 INFO L258 CegarLoopResult]: At program point L720-3(lines 711 724) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (not (= ~systemActive~0 (_ bv0 32)))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse2 (= (bvadd |ULTIMATE.start_isHighWaterSensorDry_#res| (_ bv4294967295 32)) (_ bv0 32))) (and .cse0 .cse1 .cse2 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))))) [2021-10-11 02:33:33,012 INFO L262 CegarLoopResult]: For program point L786-5(lines 786 794) no Hoare annotation was computed. [2021-10-11 02:33:33,012 INFO L258 CegarLoopResult]: At program point L720-4(lines 711 724) the Hoare annotation is: false [2021-10-11 02:33:33,012 INFO L262 CegarLoopResult]: For program point L786-6(lines 786 794) no Hoare annotation was computed. [2021-10-11 02:33:33,012 INFO L258 CegarLoopResult]: At program point L720-5(lines 711 724) the Hoare annotation is: false [2021-10-11 02:33:33,012 INFO L262 CegarLoopResult]: For program point L786-7(lines 786 794) no Hoare annotation was computed. [2021-10-11 02:33:33,012 INFO L258 CegarLoopResult]: At program point L720-6(lines 711 724) the Hoare annotation is: false [2021-10-11 02:33:33,012 INFO L262 CegarLoopResult]: For program point L786-8(lines 786 794) no Hoare annotation was computed. [2021-10-11 02:33:33,013 INFO L258 CegarLoopResult]: At program point L720-7(lines 711 724) the Hoare annotation is: false [2021-10-11 02:33:33,013 INFO L262 CegarLoopResult]: For program point L786-9(lines 786 794) no Hoare annotation was computed. [2021-10-11 02:33:33,013 INFO L258 CegarLoopResult]: At program point L720-8(lines 711 724) the Hoare annotation is: false [2021-10-11 02:33:33,013 INFO L262 CegarLoopResult]: For program point L786-10(lines 786 794) no Hoare annotation was computed. [2021-10-11 02:33:33,013 INFO L258 CegarLoopResult]: At program point L720-9(lines 711 724) the Hoare annotation is: false [2021-10-11 02:33:33,013 INFO L262 CegarLoopResult]: For program point L786-11(lines 786 794) no Hoare annotation was computed. [2021-10-11 02:33:33,013 INFO L258 CegarLoopResult]: At program point L720-10(lines 711 724) the Hoare annotation is: false [2021-10-11 02:33:33,013 INFO L258 CegarLoopResult]: At program point L720-11(lines 711 724) the Hoare annotation is: false [2021-10-11 02:33:33,014 INFO L262 CegarLoopResult]: For program point L589(lines 589 595) no Hoare annotation was computed. [2021-10-11 02:33:33,014 INFO L258 CegarLoopResult]: At program point L589-1(lines 589 595) the Hoare annotation is: (let ((.cse2 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2) (and .cse0 (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv1 32) ~pumpRunning~0) .cse2) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1))) [2021-10-11 02:33:33,014 INFO L262 CegarLoopResult]: For program point L424(lines 424 428) no Hoare annotation was computed. [2021-10-11 02:33:33,014 INFO L262 CegarLoopResult]: For program point L424-1(lines 424 428) no Hoare annotation was computed. [2021-10-11 02:33:33,014 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 02:33:33,014 INFO L258 CegarLoopResult]: At program point L887(lines 882 890) the Hoare annotation is: (let ((.cse1 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (or (and .cse0 .cse1 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse2) (and .cse0 .cse1 .cse2 .cse3) (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse0 (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv1 32) ~pumpRunning~0) .cse3))) [2021-10-11 02:33:33,014 INFO L258 CegarLoopResult]: At program point L887-1(lines 882 890) 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)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:33:33,015 INFO L258 CegarLoopResult]: At program point L887-2(lines 882 890) the Hoare annotation is: false [2021-10-11 02:33:33,015 INFO L258 CegarLoopResult]: At program point L887-3(lines 882 890) the Hoare annotation is: false [2021-10-11 02:33:33,015 INFO L258 CegarLoopResult]: At program point L887-4(lines 882 890) the Hoare annotation is: false [2021-10-11 02:33:33,015 INFO L258 CegarLoopResult]: At program point L887-5(lines 882 890) the Hoare annotation is: false [2021-10-11 02:33:33,015 INFO L258 CegarLoopResult]: At program point L987(lines 982 989) 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 02:33:33,015 INFO L262 CegarLoopResult]: For program point L955(lines 955 959) no Hoare annotation was computed. [2021-10-11 02:33:33,015 INFO L262 CegarLoopResult]: For program point L955-2(lines 955 959) no Hoare annotation was computed. [2021-10-11 02:33:33,015 INFO L262 CegarLoopResult]: For program point L955-3(lines 955 959) no Hoare annotation was computed. [2021-10-11 02:33:33,016 INFO L262 CegarLoopResult]: For program point L955-5(lines 955 959) no Hoare annotation was computed. [2021-10-11 02:33:33,016 INFO L258 CegarLoopResult]: At program point L757(lines 757 763) the Hoare annotation is: (let ((.cse2 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2) (and .cse0 (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv1 32) ~pumpRunning~0) .cse2) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1))) [2021-10-11 02:33:33,016 INFO L262 CegarLoopResult]: For program point L955-6(lines 955 959) no Hoare annotation was computed. [2021-10-11 02:33:33,016 INFO L258 CegarLoopResult]: At program point L757-1(lines 757 763) the Hoare annotation is: false [2021-10-11 02:33:33,016 INFO L262 CegarLoopResult]: For program point L955-8(lines 955 959) no Hoare annotation was computed. [2021-10-11 02:33:33,016 INFO L258 CegarLoopResult]: At program point L757-2(lines 757 763) the Hoare annotation is: false [2021-10-11 02:33:33,016 INFO L262 CegarLoopResult]: For program point L955-9(lines 955 959) no Hoare annotation was computed. [2021-10-11 02:33:33,017 INFO L262 CegarLoopResult]: For program point L955-11(lines 955 959) no Hoare annotation was computed. [2021-10-11 02:33:33,017 INFO L262 CegarLoopResult]: For program point L955-12(lines 955 959) no Hoare annotation was computed. [2021-10-11 02:33:33,017 INFO L262 CegarLoopResult]: For program point L955-14(lines 955 959) no Hoare annotation was computed. [2021-10-11 02:33:33,017 INFO L262 CegarLoopResult]: For program point L955-15(lines 955 959) no Hoare annotation was computed. [2021-10-11 02:33:33,017 INFO L262 CegarLoopResult]: For program point L955-17(lines 955 959) no Hoare annotation was computed. [2021-10-11 02:33:33,017 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 02:33:33,017 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 553) no Hoare annotation was computed. [2021-10-11 02:33:33,017 INFO L262 CegarLoopResult]: For program point L662(lines 662 666) no Hoare annotation was computed. [2021-10-11 02:33:33,046 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 02:33:33 BoogieIcfgContainer [2021-10-11 02:33:33,046 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 02:33:33,047 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 02:33:33,047 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 02:33:33,047 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 02:33:33,048 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:33:06" (3/4) ... [2021-10-11 02:33:33,050 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 02:33:33,084 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-11 02:33:33,086 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-11 02:33:33,087 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-11 02:33:33,089 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-11 02:33:33,091 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-11 02:33:33,092 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:33:33,094 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:33:33,119 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0bv32 && 2bv32 == tmp) && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && 2bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || ((((2bv32 == tmp && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && 2bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) [2021-10-11 02:33:33,120 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((1bv32 == \result && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2021-10-11 02:33:33,121 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) || (((((1bv32 == \result && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || (((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2021-10-11 02:33:33,121 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1bv32 == \result && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) || ((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) [2021-10-11 02:33:33,122 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 2bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || ((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && 2bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2021-10-11 02:33:33,123 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1bv32 == \result && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS [2021-10-11 02:33:33,123 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1bv32 == \result && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS [2021-10-11 02:33:33,124 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning [2021-10-11 02:33:33,124 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(\result, 4294967295bv32) == 0bv32) || (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2021-10-11 02:33:33,130 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && tmp___0 == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && \result == 0bv32) [2021-10-11 02:33:33,131 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1bv32 == \result && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && \result == 0bv32) && 1bv32 == switchedOnBeforeTS [2021-10-11 02:33:33,132 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1bv32 == \result && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && tmp == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && \result == 0bv32) && 1bv32 == switchedOnBeforeTS) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2021-10-11 02:33:33,248 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86091e8f-8848-4f49-84c6-951d4751f87b/bin/utaipan-WLngWcDbfI/witness.graphml [2021-10-11 02:33:33,248 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 02:33:33,250 INFO L168 Benchmark]: Toolchain (without parser) took 30555.66 ms. Allocated memory was 75.5 MB in the beginning and 218.1 MB in the end (delta: 142.6 MB). Free memory was 58.0 MB in the beginning and 98.6 MB in the end (delta: -40.6 MB). Peak memory consumption was 101.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:33:33,250 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 75.5 MB. Free memory is still 57.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:33:33,250 INFO L168 Benchmark]: CACSL2BoogieTranslator took 645.93 ms. Allocated memory is still 75.5 MB. Free memory was 57.8 MB in the beginning and 39.6 MB in the end (delta: 18.2 MB). Peak memory consumption was 17.8 MB. Max. memory is 16.1 GB. [2021-10-11 02:33:33,251 INFO L168 Benchmark]: Boogie Procedure Inliner took 80.27 ms. Allocated memory is still 75.5 MB. Free memory was 39.6 MB in the beginning and 34.6 MB in the end (delta: 5.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:33:33,251 INFO L168 Benchmark]: Boogie Preprocessor took 68.91 ms. Allocated memory is still 75.5 MB. Free memory was 34.6 MB in the beginning and 31.0 MB in the end (delta: 3.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:33:33,251 INFO L168 Benchmark]: RCFGBuilder took 2796.95 ms. Allocated memory was 75.5 MB in the beginning and 102.8 MB in the end (delta: 27.3 MB). Free memory was 31.0 MB in the beginning and 62.1 MB in the end (delta: -31.1 MB). Peak memory consumption was 19.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:33:33,252 INFO L168 Benchmark]: TraceAbstraction took 26756.42 ms. Allocated memory was 102.8 MB in the beginning and 218.1 MB in the end (delta: 115.3 MB). Free memory was 62.1 MB in the beginning and 114.4 MB in the end (delta: -52.3 MB). Peak memory consumption was 116.3 MB. Max. memory is 16.1 GB. [2021-10-11 02:33:33,252 INFO L168 Benchmark]: Witness Printer took 201.44 ms. Allocated memory is still 218.1 MB. Free memory was 114.4 MB in the beginning and 98.6 MB in the end (delta: 15.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-11 02:33:33,255 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 75.5 MB. Free memory is still 57.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 645.93 ms. Allocated memory is still 75.5 MB. Free memory was 57.8 MB in the beginning and 39.6 MB in the end (delta: 18.2 MB). Peak memory consumption was 17.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 80.27 ms. Allocated memory is still 75.5 MB. Free memory was 39.6 MB in the beginning and 34.6 MB in the end (delta: 5.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 68.91 ms. Allocated memory is still 75.5 MB. Free memory was 34.6 MB in the beginning and 31.0 MB in the end (delta: 3.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2796.95 ms. Allocated memory was 75.5 MB in the beginning and 102.8 MB in the end (delta: 27.3 MB). Free memory was 31.0 MB in the beginning and 62.1 MB in the end (delta: -31.1 MB). Peak memory consumption was 19.2 MB. Max. memory is 16.1 GB. * TraceAbstraction took 26756.42 ms. Allocated memory was 102.8 MB in the beginning and 218.1 MB in the end (delta: 115.3 MB). Free memory was 62.1 MB in the beginning and 114.4 MB in the end (delta: -52.3 MB). Peak memory consumption was 116.3 MB. Max. memory is 16.1 GB. * Witness Printer took 201.44 ms. Allocated memory is still 218.1 MB. Free memory was 114.4 MB in the beginning and 98.6 MB in the end (delta: 15.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 553]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 553]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 553]: 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: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(\result, 4294967295bv32) == 0bv32) || (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 420]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 467]: Loop Invariant Derived loop invariant: (~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: ((((((((1bv32 == \result && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && tmp == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && \result == 0bv32) && 1bv32 == switchedOnBeforeTS) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32 - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 539]: Loop Invariant Derived loop invariant: (~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 757]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 757]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 969]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || ((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 982]: Loop Invariant Derived loop invariant: (~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: ((((((1bv32 == \result && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) || ((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 871]: Loop Invariant Derived loop invariant: ((((1bv32 == \result && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 871]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 589]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 871]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 757]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 490]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 702]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 2bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || ((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && 2bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 579]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 702]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 702]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 882]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 882]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 882]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 750]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 725]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 670]: Loop Invariant Derived loop invariant: ((((1bv32 == \result && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS - InvariantResult [Line: 750]: 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: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 725]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 670]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 725]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 882]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((1bv32 == \result && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 670]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 882]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 725]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && tmp___0 == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && \result == 0bv32) - InvariantResult [Line: 882]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 725]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 568]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 500]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 750]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) || (((((1bv32 == \result && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || (((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 725]: Loop Invariant Derived loop invariant: (((((1bv32 == \result && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && \result == 0bv32) && 1bv32 == switchedOnBeforeTS - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0bv32 && 2bv32 == tmp) && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && 2bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || ((((2bv32 == tmp && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && 2bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 200 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 20.1s, OverallIterations: 12, TraceHistogramMax: 4, AutomataDifference: 12.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 6.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1866 SDtfs, 3678 SDslu, 4360 SDs, 0 SdLazy, 1112 SolverSat, 263 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 8.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 986 GetRequests, 840 SyntacticMatches, 0 SemanticMatches, 146 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5188 ImplicationChecksByTransitivity, 3.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=444occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 12 MinimizatonAttempts, 2908 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 75 LocationsWithAnnotation, 75 PreInvPairs, 228 NumberOfFragments, 748 HoareAnnotationTreeSize, 75 FomulaSimplifications, 433673 FormulaSimplificationTreeSizeReduction, 1.8s HoareSimplificationTime, 75 FomulaSimplificationsInter, 57914 FormulaSimplificationTreeSizeReductionInter, 4.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 1.5s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 615 NumberOfCodeBlocks, 615 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 787 ConstructedInterpolants, 0 QuantifiedInterpolants, 107075 SizeOfPredicates, 26 NumberOfNonLiveVariables, 3191 ConjunctsInSsa, 54 ConjunctsInUnsatCore, 17 InterpolantComputations, 11 PerfectInterpolantSequences, 195/219 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...