./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product45.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_6fa04deb-c5ab-45b5-a823-831aff26f64b/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_6fa04deb-c5ab-45b5-a823-831aff26f64b/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_6fa04deb-c5ab-45b5-a823-831aff26f64b/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_6fa04deb-c5ab-45b5-a823-831aff26f64b/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product45.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_6fa04deb-c5ab-45b5-a823-831aff26f64b/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_6fa04deb-c5ab-45b5-a823-831aff26f64b/bin/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5b0a896c9198d491033cf1280f2bac63e7cf65be ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 02:56:20,144 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 02:56:20,148 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 02:56:20,232 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 02:56:20,233 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 02:56:20,238 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 02:56:20,240 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 02:56:20,247 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 02:56:20,250 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 02:56:20,252 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 02:56:20,254 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 02:56:20,257 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 02:56:20,258 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 02:56:20,264 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 02:56:20,266 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 02:56:20,268 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 02:56:20,269 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 02:56:20,272 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 02:56:20,277 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 02:56:20,285 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 02:56:20,287 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 02:56:20,288 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 02:56:20,290 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 02:56:20,292 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 02:56:20,302 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 02:56:20,303 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 02:56:20,303 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 02:56:20,305 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 02:56:20,306 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 02:56:20,307 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 02:56:20,308 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 02:56:20,309 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 02:56:20,311 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 02:56:20,312 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 02:56:20,313 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 02:56:20,314 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 02:56:20,314 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 02:56:20,315 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 02:56:20,315 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 02:56:20,316 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 02:56:20,318 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 02:56:20,321 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_6fa04deb-c5ab-45b5-a823-831aff26f64b/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-11-28 02:56:20,358 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 02:56:20,359 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 02:56:20,361 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 02:56:20,361 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 02:56:20,362 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 02:56:20,362 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 02:56:20,362 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 02:56:20,362 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 02:56:20,363 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 02:56:20,363 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 02:56:20,364 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 02:56:20,364 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 02:56:20,364 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 02:56:20,365 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 02:56:20,365 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 02:56:20,365 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 02:56:20,365 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 02:56:20,366 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 02:56:20,366 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 02:56:20,366 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 02:56:20,366 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 02:56:20,366 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 02:56:20,367 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 02:56:20,367 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 02:56:20,367 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 02:56:20,367 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-28 02:56:20,368 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 02:56:20,368 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 02:56:20,368 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 02:56:20,368 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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-vcloud-master/worker/run_dir_6fa04deb-c5ab-45b5-a823-831aff26f64b/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_6fa04deb-c5ab-45b5-a823-831aff26f64b/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5b0a896c9198d491033cf1280f2bac63e7cf65be [2020-11-28 02:56:20,679 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 02:56:20,711 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 02:56:20,713 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 02:56:20,715 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 02:56:20,716 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 02:56:20,717 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_6fa04deb-c5ab-45b5-a823-831aff26f64b/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec5_product45.cil.c [2020-11-28 02:56:20,794 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6fa04deb-c5ab-45b5-a823-831aff26f64b/bin/uautomizer/data/32b7af975/afc9d321049e4c3abc3023cdb28f2651/FLAGe53d5fe84 [2020-11-28 02:56:21,403 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 02:56:21,404 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_6fa04deb-c5ab-45b5-a823-831aff26f64b/sv-benchmarks/c/product-lines/minepump_spec5_product45.cil.c [2020-11-28 02:56:21,417 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6fa04deb-c5ab-45b5-a823-831aff26f64b/bin/uautomizer/data/32b7af975/afc9d321049e4c3abc3023cdb28f2651/FLAGe53d5fe84 [2020-11-28 02:56:21,730 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_6fa04deb-c5ab-45b5-a823-831aff26f64b/bin/uautomizer/data/32b7af975/afc9d321049e4c3abc3023cdb28f2651 [2020-11-28 02:56:21,743 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 02:56:21,746 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 02:56:21,756 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 02:56:21,756 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 02:56:21,760 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 02:56:21,761 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:56:21" (1/1) ... [2020-11-28 02:56:21,763 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52f0b846 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:56:21, skipping insertion in model container [2020-11-28 02:56:21,763 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:56:21" (1/1) ... [2020-11-28 02:56:21,771 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 02:56:21,812 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 02:56:22,195 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 02:56:22,217 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 02:56:22,335 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 02:56:22,370 INFO L208 MainTranslator]: Completed translation [2020-11-28 02:56:22,370 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:56:22 WrapperNode [2020-11-28 02:56:22,371 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 02:56:22,372 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 02:56:22,372 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 02:56:22,372 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 02:56:22,380 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:56:22" (1/1) ... [2020-11-28 02:56:22,397 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:56:22" (1/1) ... [2020-11-28 02:56:22,441 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 02:56:22,442 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 02:56:22,442 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 02:56:22,442 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 02:56:22,451 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:56:22" (1/1) ... [2020-11-28 02:56:22,452 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:56:22" (1/1) ... [2020-11-28 02:56:22,458 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:56:22" (1/1) ... [2020-11-28 02:56:22,458 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:56:22" (1/1) ... [2020-11-28 02:56:22,474 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:56:22" (1/1) ... [2020-11-28 02:56:22,495 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:56:22" (1/1) ... [2020-11-28 02:56:22,498 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:56:22" (1/1) ... [2020-11-28 02:56:22,504 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 02:56:22,505 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 02:56:22,505 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 02:56:22,505 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 02:56:22,515 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:56:22" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_6fa04deb-c5ab-45b5-a823-831aff26f64b/bin/uautomizer/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 [2020-11-28 02:56:22,584 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 02:56:22,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 02:56:22,585 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 02:56:22,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 02:56:23,812 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 02:56:23,813 INFO L298 CfgBuilder]: Removed 212 assume(true) statements. [2020-11-28 02:56:23,816 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:56:23 BoogieIcfgContainer [2020-11-28 02:56:23,816 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 02:56:23,818 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-28 02:56:23,819 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-28 02:56:23,822 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-28 02:56:23,823 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 02:56:21" (1/3) ... [2020-11-28 02:56:23,824 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@413f26a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:56:23, skipping insertion in model container [2020-11-28 02:56:23,824 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:56:22" (2/3) ... [2020-11-28 02:56:23,824 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@413f26a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:56:23, skipping insertion in model container [2020-11-28 02:56:23,825 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:56:23" (3/3) ... [2020-11-28 02:56:23,826 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product45.cil.c [2020-11-28 02:56:23,837 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-28 02:56:23,842 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-11-28 02:56:23,854 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-11-28 02:56:23,888 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-28 02:56:23,889 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-28 02:56:23,889 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-28 02:56:23,889 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-28 02:56:23,889 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-28 02:56:23,889 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-28 02:56:23,890 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-28 02:56:23,890 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-28 02:56:23,913 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states. [2020-11-28 02:56:23,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-11-28 02:56:23,921 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:56:23,921 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 02:56:23,922 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:56:23,928 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:56:23,928 INFO L82 PathProgramCache]: Analyzing trace with hash -976319215, now seen corresponding path program 1 times [2020-11-28 02:56:23,937 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:56:23,938 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2078338363] [2020-11-28 02:56:23,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:56:24,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:56:24,276 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 02:56:24,277 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2078338363] [2020-11-28 02:56:24,278 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 02:56:24,278 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-28 02:56:24,279 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1966289421] [2020-11-28 02:56:24,284 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-11-28 02:56:24,285 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:56:24,299 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-11-28 02:56:24,300 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-28 02:56:24,302 INFO L87 Difference]: Start difference. First operand 141 states. Second operand 2 states. [2020-11-28 02:56:24,352 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:56:24,355 INFO L93 Difference]: Finished difference Result 272 states and 403 transitions. [2020-11-28 02:56:24,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-28 02:56:24,357 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2020-11-28 02:56:24,357 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:56:24,369 INFO L225 Difference]: With dead ends: 272 [2020-11-28 02:56:24,370 INFO L226 Difference]: Without dead ends: 134 [2020-11-28 02:56:24,384 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-28 02:56:24,402 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2020-11-28 02:56:24,442 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 134. [2020-11-28 02:56:24,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 134 states. [2020-11-28 02:56:24,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 192 transitions. [2020-11-28 02:56:24,448 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 192 transitions. Word has length 19 [2020-11-28 02:56:24,448 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:56:24,448 INFO L481 AbstractCegarLoop]: Abstraction has 134 states and 192 transitions. [2020-11-28 02:56:24,448 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-11-28 02:56:24,449 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 192 transitions. [2020-11-28 02:56:24,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-28 02:56:24,450 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:56:24,450 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] [2020-11-28 02:56:24,450 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-28 02:56:24,451 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:56:24,451 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:56:24,452 INFO L82 PathProgramCache]: Analyzing trace with hash 829700338, now seen corresponding path program 1 times [2020-11-28 02:56:24,452 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:56:24,452 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1288362478] [2020-11-28 02:56:24,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:56:24,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:56:24,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 02:56:24,547 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1288362478] [2020-11-28 02:56:24,547 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 02:56:24,547 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 02:56:24,547 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1255555818] [2020-11-28 02:56:24,548 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 02:56:24,549 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:56:24,549 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 02:56:24,550 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 02:56:24,550 INFO L87 Difference]: Start difference. First operand 134 states and 192 transitions. Second operand 3 states. [2020-11-28 02:56:24,563 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:56:24,564 INFO L93 Difference]: Finished difference Result 134 states and 192 transitions. [2020-11-28 02:56:24,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 02:56:24,564 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2020-11-28 02:56:24,565 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:56:24,566 INFO L225 Difference]: With dead ends: 134 [2020-11-28 02:56:24,566 INFO L226 Difference]: Without dead ends: 55 [2020-11-28 02:56:24,567 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 02:56:24,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2020-11-28 02:56:24,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2020-11-28 02:56:24,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55 states. [2020-11-28 02:56:24,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 78 transitions. [2020-11-28 02:56:24,574 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 78 transitions. Word has length 20 [2020-11-28 02:56:24,574 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:56:24,574 INFO L481 AbstractCegarLoop]: Abstraction has 55 states and 78 transitions. [2020-11-28 02:56:24,575 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 02:56:24,575 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 78 transitions. [2020-11-28 02:56:24,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-11-28 02:56:24,576 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:56:24,576 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] [2020-11-28 02:56:24,576 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-28 02:56:24,577 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:56:24,577 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:56:24,578 INFO L82 PathProgramCache]: Analyzing trace with hash 401446808, now seen corresponding path program 1 times [2020-11-28 02:56:24,578 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:56:24,578 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [998602177] [2020-11-28 02:56:24,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:56:24,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:56:24,727 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 02:56:24,727 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [998602177] [2020-11-28 02:56:24,728 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 02:56:24,728 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-28 02:56:24,728 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2078230630] [2020-11-28 02:56:24,728 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-28 02:56:24,728 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:56:24,729 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-28 02:56:24,730 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-11-28 02:56:24,730 INFO L87 Difference]: Start difference. First operand 55 states and 78 transitions. Second operand 6 states. [2020-11-28 02:56:24,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:56:24,958 INFO L93 Difference]: Finished difference Result 103 states and 149 transitions. [2020-11-28 02:56:24,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-28 02:56:24,960 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 26 [2020-11-28 02:56:24,960 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:56:24,961 INFO L225 Difference]: With dead ends: 103 [2020-11-28 02:56:24,961 INFO L226 Difference]: Without dead ends: 55 [2020-11-28 02:56:24,962 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-11-28 02:56:24,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2020-11-28 02:56:24,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2020-11-28 02:56:24,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55 states. [2020-11-28 02:56:24,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 77 transitions. [2020-11-28 02:56:24,978 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 77 transitions. Word has length 26 [2020-11-28 02:56:24,979 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:56:24,979 INFO L481 AbstractCegarLoop]: Abstraction has 55 states and 77 transitions. [2020-11-28 02:56:24,979 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-28 02:56:24,980 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 77 transitions. [2020-11-28 02:56:24,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-11-28 02:56:24,981 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:56:24,981 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] [2020-11-28 02:56:24,982 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-28 02:56:24,982 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:56:24,982 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:56:24,982 INFO L82 PathProgramCache]: Analyzing trace with hash -1016692102, now seen corresponding path program 1 times [2020-11-28 02:56:24,983 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:56:24,983 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [74470334] [2020-11-28 02:56:24,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:56:25,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:56:25,083 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 02:56:25,084 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [74470334] [2020-11-28 02:56:25,084 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 02:56:25,084 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-28 02:56:25,084 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1310154015] [2020-11-28 02:56:25,085 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 02:56:25,085 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:56:25,085 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 02:56:25,086 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 02:56:25,086 INFO L87 Difference]: Start difference. First operand 55 states and 77 transitions. Second operand 3 states. [2020-11-28 02:56:25,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:56:25,139 INFO L93 Difference]: Finished difference Result 127 states and 181 transitions. [2020-11-28 02:56:25,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 02:56:25,140 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 28 [2020-11-28 02:56:25,140 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:56:25,141 INFO L225 Difference]: With dead ends: 127 [2020-11-28 02:56:25,141 INFO L226 Difference]: Without dead ends: 79 [2020-11-28 02:56:25,142 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 02:56:25,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2020-11-28 02:56:25,151 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 77. [2020-11-28 02:56:25,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 77 states. [2020-11-28 02:56:25,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 107 transitions. [2020-11-28 02:56:25,152 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 107 transitions. Word has length 28 [2020-11-28 02:56:25,153 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:56:25,153 INFO L481 AbstractCegarLoop]: Abstraction has 77 states and 107 transitions. [2020-11-28 02:56:25,153 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 02:56:25,153 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 107 transitions. [2020-11-28 02:56:25,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-11-28 02:56:25,154 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:56:25,154 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] [2020-11-28 02:56:25,154 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-28 02:56:25,155 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:56:25,155 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:56:25,155 INFO L82 PathProgramCache]: Analyzing trace with hash -836140634, now seen corresponding path program 1 times [2020-11-28 02:56:25,155 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:56:25,156 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [184733084] [2020-11-28 02:56:25,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:56:25,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:56:25,306 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 02:56:25,306 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [184733084] [2020-11-28 02:56:25,306 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 02:56:25,307 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-28 02:56:25,307 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [604746976] [2020-11-28 02:56:25,307 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-28 02:56:25,307 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:56:25,308 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-28 02:56:25,309 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-28 02:56:25,309 INFO L87 Difference]: Start difference. First operand 77 states and 107 transitions. Second operand 5 states. [2020-11-28 02:56:25,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:56:25,512 INFO L93 Difference]: Finished difference Result 260 states and 366 transitions. [2020-11-28 02:56:25,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-11-28 02:56:25,512 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2020-11-28 02:56:25,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:56:25,514 INFO L225 Difference]: With dead ends: 260 [2020-11-28 02:56:25,514 INFO L226 Difference]: Without dead ends: 190 [2020-11-28 02:56:25,515 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-11-28 02:56:25,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 190 states. [2020-11-28 02:56:25,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 190 to 76. [2020-11-28 02:56:25,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 76 states. [2020-11-28 02:56:25,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 104 transitions. [2020-11-28 02:56:25,536 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 104 transitions. Word has length 34 [2020-11-28 02:56:25,537 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:56:25,537 INFO L481 AbstractCegarLoop]: Abstraction has 76 states and 104 transitions. [2020-11-28 02:56:25,537 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-28 02:56:25,537 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 104 transitions. [2020-11-28 02:56:25,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-11-28 02:56:25,544 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:56:25,544 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 02:56:25,544 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-28 02:56:25,545 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:56:25,546 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:56:25,547 INFO L82 PathProgramCache]: Analyzing trace with hash 2819926, now seen corresponding path program 1 times [2020-11-28 02:56:25,547 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:56:25,547 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2013356763] [2020-11-28 02:56:25,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:56:25,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:56:25,651 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 02:56:25,651 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2013356763] [2020-11-28 02:56:25,651 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 02:56:25,652 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-28 02:56:25,652 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [28024782] [2020-11-28 02:56:25,652 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-28 02:56:25,653 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:56:25,653 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-28 02:56:25,654 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-28 02:56:25,654 INFO L87 Difference]: Start difference. First operand 76 states and 104 transitions. Second operand 5 states. [2020-11-28 02:56:25,740 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:56:25,740 INFO L93 Difference]: Finished difference Result 194 states and 266 transitions. [2020-11-28 02:56:25,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-28 02:56:25,741 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 37 [2020-11-28 02:56:25,741 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:56:25,742 INFO L225 Difference]: With dead ends: 194 [2020-11-28 02:56:25,742 INFO L226 Difference]: Without dead ends: 125 [2020-11-28 02:56:25,743 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-11-28 02:56:25,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2020-11-28 02:56:25,752 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 82. [2020-11-28 02:56:25,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 82 states. [2020-11-28 02:56:25,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 110 transitions. [2020-11-28 02:56:25,753 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 110 transitions. Word has length 37 [2020-11-28 02:56:25,753 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:56:25,753 INFO L481 AbstractCegarLoop]: Abstraction has 82 states and 110 transitions. [2020-11-28 02:56:25,753 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-28 02:56:25,753 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 110 transitions. [2020-11-28 02:56:25,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-11-28 02:56:25,754 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:56:25,754 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 02:56:25,754 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-11-28 02:56:25,755 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:56:25,755 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:56:25,760 INFO L82 PathProgramCache]: Analyzing trace with hash -1008297324, now seen corresponding path program 1 times [2020-11-28 02:56:25,760 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:56:25,761 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [336647109] [2020-11-28 02:56:25,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:56:25,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:56:25,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 02:56:25,841 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [336647109] [2020-11-28 02:56:25,841 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 02:56:25,841 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-28 02:56:25,842 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [373713055] [2020-11-28 02:56:25,842 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-28 02:56:25,842 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:56:25,843 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-28 02:56:25,843 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-28 02:56:25,843 INFO L87 Difference]: Start difference. First operand 82 states and 110 transitions. Second operand 4 states. [2020-11-28 02:56:25,886 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:56:25,886 INFO L93 Difference]: Finished difference Result 189 states and 254 transitions. [2020-11-28 02:56:25,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-28 02:56:25,887 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 37 [2020-11-28 02:56:25,887 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:56:25,888 INFO L225 Difference]: With dead ends: 189 [2020-11-28 02:56:25,888 INFO L226 Difference]: Without dead ends: 114 [2020-11-28 02:56:25,889 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-11-28 02:56:25,889 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2020-11-28 02:56:25,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 86. [2020-11-28 02:56:25,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 86 states. [2020-11-28 02:56:25,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 114 transitions. [2020-11-28 02:56:25,899 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 114 transitions. Word has length 37 [2020-11-28 02:56:25,904 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:56:25,904 INFO L481 AbstractCegarLoop]: Abstraction has 86 states and 114 transitions. [2020-11-28 02:56:25,904 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-28 02:56:25,904 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 114 transitions. [2020-11-28 02:56:25,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-11-28 02:56:25,907 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:56:25,907 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 02:56:25,908 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-11-28 02:56:25,908 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:56:25,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:56:25,909 INFO L82 PathProgramCache]: Analyzing trace with hash -2029365678, now seen corresponding path program 1 times [2020-11-28 02:56:25,909 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:56:25,910 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1517014061] [2020-11-28 02:56:25,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:56:25,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:56:25,983 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 02:56:25,984 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1517014061] [2020-11-28 02:56:25,984 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 02:56:25,984 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-28 02:56:25,984 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [974662891] [2020-11-28 02:56:25,985 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 02:56:25,985 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:56:25,985 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 02:56:25,986 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 02:56:25,986 INFO L87 Difference]: Start difference. First operand 86 states and 114 transitions. Second operand 3 states. [2020-11-28 02:56:26,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:56:26,015 INFO L93 Difference]: Finished difference Result 193 states and 257 transitions. [2020-11-28 02:56:26,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 02:56:26,016 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 37 [2020-11-28 02:56:26,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:56:26,017 INFO L225 Difference]: With dead ends: 193 [2020-11-28 02:56:26,017 INFO L226 Difference]: Without dead ends: 114 [2020-11-28 02:56:26,018 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 02:56:26,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2020-11-28 02:56:26,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 114. [2020-11-28 02:56:26,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2020-11-28 02:56:26,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 148 transitions. [2020-11-28 02:56:26,029 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 148 transitions. Word has length 37 [2020-11-28 02:56:26,030 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:56:26,030 INFO L481 AbstractCegarLoop]: Abstraction has 114 states and 148 transitions. [2020-11-28 02:56:26,030 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 02:56:26,030 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 148 transitions. [2020-11-28 02:56:26,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-11-28 02:56:26,031 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:56:26,031 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 02:56:26,031 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-11-28 02:56:26,031 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:56:26,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:56:26,032 INFO L82 PathProgramCache]: Analyzing trace with hash -493567726, now seen corresponding path program 1 times [2020-11-28 02:56:26,032 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:56:26,032 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [405114553] [2020-11-28 02:56:26,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:56:26,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:56:26,175 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 02:56:26,176 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [405114553] [2020-11-28 02:56:26,176 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 02:56:26,176 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-11-28 02:56:26,176 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [302439168] [2020-11-28 02:56:26,176 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-11-28 02:56:26,177 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:56:26,177 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-11-28 02:56:26,177 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-11-28 02:56:26,178 INFO L87 Difference]: Start difference. First operand 114 states and 148 transitions. Second operand 7 states. [2020-11-28 02:56:26,605 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:56:26,605 INFO L93 Difference]: Finished difference Result 533 states and 713 transitions. [2020-11-28 02:56:26,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-11-28 02:56:26,606 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 38 [2020-11-28 02:56:26,606 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:56:26,609 INFO L225 Difference]: With dead ends: 533 [2020-11-28 02:56:26,609 INFO L226 Difference]: Without dead ends: 454 [2020-11-28 02:56:26,611 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2020-11-28 02:56:26,612 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 454 states. [2020-11-28 02:56:26,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 454 to 192. [2020-11-28 02:56:26,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 192 states. [2020-11-28 02:56:26,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 192 states and 249 transitions. [2020-11-28 02:56:26,636 INFO L78 Accepts]: Start accepts. Automaton has 192 states and 249 transitions. Word has length 38 [2020-11-28 02:56:26,637 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:56:26,637 INFO L481 AbstractCegarLoop]: Abstraction has 192 states and 249 transitions. [2020-11-28 02:56:26,637 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-11-28 02:56:26,638 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 249 transitions. [2020-11-28 02:56:26,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-11-28 02:56:26,639 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:56:26,640 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] [2020-11-28 02:56:26,640 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-11-28 02:56:26,640 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:56:26,641 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:56:26,641 INFO L82 PathProgramCache]: Analyzing trace with hash -1818230438, now seen corresponding path program 1 times [2020-11-28 02:56:26,641 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:56:26,641 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [286062882] [2020-11-28 02:56:26,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:56:26,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:56:26,769 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 02:56:26,770 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [286062882] [2020-11-28 02:56:26,770 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1594531209] [2020-11-28 02:56:26,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_6fa04deb-c5ab-45b5-a823-831aff26f64b/bin/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-28 02:56:26,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:56:26,951 INFO L263 TraceCheckSpWp]: Trace formula consists of 454 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-28 02:56:26,965 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-28 02:56:27,091 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 02:56:27,092 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-11-28 02:56:27,092 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5] total 10 [2020-11-28 02:56:27,092 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1896820914] [2020-11-28 02:56:27,093 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-11-28 02:56:27,094 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:56:27,094 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-11-28 02:56:27,095 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-11-28 02:56:27,095 INFO L87 Difference]: Start difference. First operand 192 states and 249 transitions. Second operand 10 states. [2020-11-28 02:56:27,572 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:56:27,573 INFO L93 Difference]: Finished difference Result 435 states and 582 transitions. [2020-11-28 02:56:27,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-11-28 02:56:27,573 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 59 [2020-11-28 02:56:27,575 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:56:27,575 INFO L225 Difference]: With dead ends: 435 [2020-11-28 02:56:27,575 INFO L226 Difference]: Without dead ends: 0 [2020-11-28 02:56:27,576 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=73, Invalid=167, Unknown=0, NotChecked=0, Total=240 [2020-11-28 02:56:27,577 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-28 02:56:27,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-28 02:56:27,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-28 02:56:27,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-28 02:56:27,577 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 59 [2020-11-28 02:56:27,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:56:27,578 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-28 02:56:27,578 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-11-28 02:56:27,578 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-28 02:56:27,578 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-28 02:56:27,799 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2020-11-28 02:56:27,802 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-28 02:56:28,529 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 28 [2020-11-28 02:56:28,744 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 25 [2020-11-28 02:56:28,991 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 25 [2020-11-28 02:56:29,113 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 23 [2020-11-28 02:56:29,324 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 27 [2020-11-28 02:56:29,435 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 23 [2020-11-28 02:56:29,560 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 24 [2020-11-28 02:56:29,728 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 25 [2020-11-28 02:56:29,925 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 32 [2020-11-28 02:56:30,121 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 25 [2020-11-28 02:56:30,358 INFO L270 CegarLoopResult]: At program point L861(lines 1 969) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-11-28 02:56:30,358 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-28 02:56:30,358 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-11-28 02:56:30,358 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-11-28 02:56:30,358 INFO L274 CegarLoopResult]: For program point L3-2(line 3) no Hoare annotation was computed. [2020-11-28 02:56:30,358 INFO L270 CegarLoopResult]: At program point L137(lines 128 141) the Hoare annotation is: false [2020-11-28 02:56:30,359 INFO L270 CegarLoopResult]: At program point L137-1(lines 128 141) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~9 1)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (<= ~waterLevel~0 2)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1) .cse4 .cse5) (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3 .cse4 .cse5))) [2020-11-28 02:56:30,359 INFO L270 CegarLoopResult]: At program point L137-2(lines 128 141) the Hoare annotation is: false [2020-11-28 02:56:30,359 INFO L270 CegarLoopResult]: At program point L137-3(lines 128 141) the Hoare annotation is: false [2020-11-28 02:56:30,359 INFO L270 CegarLoopResult]: At program point L137-4(lines 128 141) the Hoare annotation is: false [2020-11-28 02:56:30,359 INFO L270 CegarLoopResult]: At program point L137-5(lines 128 141) the Hoare annotation is: false [2020-11-28 02:56:30,359 INFO L270 CegarLoopResult]: At program point L765(lines 750 768) the Hoare annotation is: false [2020-11-28 02:56:30,359 INFO L270 CegarLoopResult]: At program point L765-1(lines 750 768) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~9 1)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (<= ~waterLevel~0 2)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0) .cse0 .cse1 (= |ULTIMATE.start_isHighWaterLevel_#res| 0) .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3 .cse4 .cse5))) [2020-11-28 02:56:30,360 INFO L270 CegarLoopResult]: At program point L765-2(lines 750 768) the Hoare annotation is: false [2020-11-28 02:56:30,360 INFO L270 CegarLoopResult]: At program point L765-3(lines 750 768) the Hoare annotation is: false [2020-11-28 02:56:30,360 INFO L270 CegarLoopResult]: At program point L765-4(lines 750 768) the Hoare annotation is: false [2020-11-28 02:56:30,360 INFO L270 CegarLoopResult]: At program point L765-5(lines 750 768) the Hoare annotation is: false [2020-11-28 02:56:30,360 INFO L270 CegarLoopResult]: At program point L535(lines 582 588) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~9 1)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (<= ~waterLevel~0 2)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and (<= 1 ~pumpRunning~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) .cse2 .cse3 .cse4))) [2020-11-28 02:56:30,360 INFO L270 CegarLoopResult]: At program point L535-1(lines 582 588) the Hoare annotation is: false [2020-11-28 02:56:30,360 INFO L270 CegarLoopResult]: At program point L535-2(lines 582 588) the Hoare annotation is: false [2020-11-28 02:56:30,361 INFO L270 CegarLoopResult]: At program point L701(lines 694 704) the Hoare annotation is: (and (<= 1 ~pumpRunning~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (= ULTIMATE.start_main_~tmp~9 1) (= 1 ~systemActive~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= ~waterLevel~0 2) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-28 02:56:30,361 INFO L270 CegarLoopResult]: At program point L701-1(lines 694 704) the Hoare annotation is: false [2020-11-28 02:56:30,361 INFO L270 CegarLoopResult]: At program point L701-2(lines 694 704) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~9 1) (= 1 ~systemActive~0) (<= 2 ~waterLevel~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= ~waterLevel~0 2) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-28 02:56:30,361 INFO L270 CegarLoopResult]: At program point L701-3(lines 694 704) the Hoare annotation is: false [2020-11-28 02:56:30,361 INFO L270 CegarLoopResult]: At program point L701-4(lines 694 704) the Hoare annotation is: false [2020-11-28 02:56:30,361 INFO L270 CegarLoopResult]: At program point L701-5(lines 694 704) the Hoare annotation is: false [2020-11-28 02:56:30,361 INFO L270 CegarLoopResult]: At program point L701-6(lines 694 704) the Hoare annotation is: false [2020-11-28 02:56:30,361 INFO L270 CegarLoopResult]: At program point L701-7(lines 694 704) the Hoare annotation is: false [2020-11-28 02:56:30,361 INFO L270 CegarLoopResult]: At program point L701-8(lines 694 704) the Hoare annotation is: false [2020-11-28 02:56:30,362 INFO L277 CegarLoopResult]: At program point L966(lines 947 969) the Hoare annotation is: true [2020-11-28 02:56:30,362 INFO L270 CegarLoopResult]: At program point L933(lines 929 935) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ULTIMATE.start_main_~tmp~9 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-28 02:56:30,362 INFO L274 CegarLoopResult]: For program point L801(lines 801 807) no Hoare annotation was computed. [2020-11-28 02:56:30,362 INFO L270 CegarLoopResult]: At program point L801-1(lines 801 807) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= ULTIMATE.start_main_~tmp~9 1)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (<= ~waterLevel~0 2)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) .cse3 .cse4 .cse5) (and .cse0 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse1 .cse2 (= ~pumpRunning~0 0) .cse3 .cse4 .cse5))) [2020-11-28 02:56:30,362 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-28 02:56:30,362 INFO L270 CegarLoopResult]: At program point L869(lines 864 872) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-28 02:56:30,362 INFO L274 CegarLoopResult]: For program point L640(lines 640 657) no Hoare annotation was computed. [2020-11-28 02:56:30,363 INFO L274 CegarLoopResult]: For program point L640-1(lines 640 657) no Hoare annotation was computed. [2020-11-28 02:56:30,363 INFO L274 CegarLoopResult]: For program point L640-2(lines 640 657) no Hoare annotation was computed. [2020-11-28 02:56:30,363 INFO L274 CegarLoopResult]: For program point L79(lines 79 83) no Hoare annotation was computed. [2020-11-28 02:56:30,363 INFO L274 CegarLoopResult]: For program point L147(line 147) no Hoare annotation was computed. [2020-11-28 02:56:30,363 INFO L274 CegarLoopResult]: For program point L147-1(line 147) no Hoare annotation was computed. [2020-11-28 02:56:30,363 INFO L274 CegarLoopResult]: For program point L147-2(line 147) no Hoare annotation was computed. [2020-11-28 02:56:30,363 INFO L274 CegarLoopResult]: For program point L676(lines 676 682) no Hoare annotation was computed. [2020-11-28 02:56:30,363 INFO L274 CegarLoopResult]: For program point L676-2(lines 676 682) no Hoare annotation was computed. [2020-11-28 02:56:30,363 INFO L274 CegarLoopResult]: For program point L676-4(lines 676 682) no Hoare annotation was computed. [2020-11-28 02:56:30,363 INFO L274 CegarLoopResult]: For program point L676-6(lines 676 682) no Hoare annotation was computed. [2020-11-28 02:56:30,364 INFO L274 CegarLoopResult]: For program point L676-8(lines 676 682) no Hoare annotation was computed. [2020-11-28 02:56:30,364 INFO L274 CegarLoopResult]: For program point L676-10(lines 676 682) no Hoare annotation was computed. [2020-11-28 02:56:30,364 INFO L270 CegarLoopResult]: At program point L710(lines 705 713) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (<= 1 |ULTIMATE.start_isPumpRunning_#res|)) (.cse2 (= ULTIMATE.start_main_~tmp~9 1)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (<= ~waterLevel~0 2)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 (<= 1 ~switchedOnBeforeTS~0) .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse2 .cse3 (<= 2 ~waterLevel~0) .cse4 .cse5 .cse6) (and .cse2 .cse3 (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) .cse4 .cse5 .cse6))) [2020-11-28 02:56:30,364 INFO L270 CegarLoopResult]: At program point L710-1(lines 705 713) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~9 1)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (<= ~waterLevel~0 2)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and (<= 1 ~pumpRunning~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) .cse2 .cse3 .cse4))) [2020-11-28 02:56:30,364 INFO L274 CegarLoopResult]: For program point L644(lines 644 652) no Hoare annotation was computed. [2020-11-28 02:56:30,365 INFO L270 CegarLoopResult]: At program point L710-2(lines 705 713) the Hoare annotation is: false [2020-11-28 02:56:30,365 INFO L274 CegarLoopResult]: For program point L644-1(lines 644 652) no Hoare annotation was computed. [2020-11-28 02:56:30,365 INFO L270 CegarLoopResult]: At program point L710-3(lines 705 713) the Hoare annotation is: false [2020-11-28 02:56:30,365 INFO L270 CegarLoopResult]: At program point L710-4(lines 705 713) the Hoare annotation is: false [2020-11-28 02:56:30,365 INFO L274 CegarLoopResult]: For program point L644-2(lines 644 652) no Hoare annotation was computed. [2020-11-28 02:56:30,365 INFO L270 CegarLoopResult]: At program point L710-5(lines 705 713) the Hoare annotation is: false [2020-11-28 02:56:30,365 INFO L274 CegarLoopResult]: For program point L546(lines 546 563) no Hoare annotation was computed. [2020-11-28 02:56:30,365 INFO L270 CegarLoopResult]: At program point L546-1(lines 1 969) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= ULTIMATE.start_main_~tmp~9 1)) (.cse5 (= 1 ~systemActive~0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (<= ~waterLevel~0 2)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (<= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~3 2) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (<= |ULTIMATE.start_getWaterLevel_#res| 2) (<= 2 ~waterLevel~0) (<= 2 |ULTIMATE.start_getWaterLevel_#res|) .cse2 (< 1 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~3) .cse3 .cse4) (and .cse0 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse1 .cse5 .cse2 .cse3 .cse4) (and .cse1 .cse5 (= ~pumpRunning~0 0) .cse2 .cse3 .cse4))) [2020-11-28 02:56:30,366 INFO L274 CegarLoopResult]: For program point L546-2(lines 546 563) no Hoare annotation was computed. [2020-11-28 02:56:30,366 INFO L270 CegarLoopResult]: At program point L546-3(lines 1 969) the Hoare annotation is: false [2020-11-28 02:56:30,366 INFO L274 CegarLoopResult]: For program point L546-4(lines 546 563) no Hoare annotation was computed. [2020-11-28 02:56:30,366 INFO L270 CegarLoopResult]: At program point L546-5(lines 1 969) the Hoare annotation is: false [2020-11-28 02:56:30,366 INFO L274 CegarLoopResult]: For program point L811(lines 811 822) no Hoare annotation was computed. [2020-11-28 02:56:30,366 INFO L274 CegarLoopResult]: For program point L614(lines 614 631) no Hoare annotation was computed. [2020-11-28 02:56:30,366 INFO L274 CegarLoopResult]: For program point L614-1(lines 614 631) no Hoare annotation was computed. [2020-11-28 02:56:30,366 INFO L274 CegarLoopResult]: For program point L614-2(lines 614 631) no Hoare annotation was computed. [2020-11-28 02:56:30,366 INFO L274 CegarLoopResult]: For program point L614-3(lines 614 631) no Hoare annotation was computed. [2020-11-28 02:56:30,367 INFO L274 CegarLoopResult]: For program point L614-4(lines 614 631) no Hoare annotation was computed. [2020-11-28 02:56:30,367 INFO L274 CegarLoopResult]: For program point L614-5(lines 614 631) no Hoare annotation was computed. [2020-11-28 02:56:30,367 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-28 02:56:30,367 INFO L270 CegarLoopResult]: At program point L582(lines 578 600) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~9 1)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (<= ~waterLevel~0 2)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and (<= 1 ~pumpRunning~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse1 (= ~pumpRunning~0 0) .cse2 .cse3 .cse4))) [2020-11-28 02:56:30,367 INFO L270 CegarLoopResult]: At program point L582-1(lines 578 600) the Hoare annotation is: false [2020-11-28 02:56:30,367 INFO L270 CegarLoopResult]: At program point L582-2(lines 578 600) the Hoare annotation is: false [2020-11-28 02:56:30,367 INFO L274 CegarLoopResult]: For program point L550(lines 550 560) no Hoare annotation was computed. [2020-11-28 02:56:30,367 INFO L274 CegarLoopResult]: For program point L550-2(lines 550 560) no Hoare annotation was computed. [2020-11-28 02:56:30,367 INFO L274 CegarLoopResult]: For program point L550-4(lines 550 560) no Hoare annotation was computed. [2020-11-28 02:56:30,368 INFO L274 CegarLoopResult]: For program point L55(lines 55 59) no Hoare annotation was computed. [2020-11-28 02:56:30,368 INFO L274 CegarLoopResult]: For program point L55-3(lines 55 59) no Hoare annotation was computed. [2020-11-28 02:56:30,368 INFO L274 CegarLoopResult]: For program point L55-6(lines 55 59) no Hoare annotation was computed. [2020-11-28 02:56:30,368 INFO L274 CegarLoopResult]: For program point L782(lines 781 826) no Hoare annotation was computed. [2020-11-28 02:56:30,368 INFO L274 CegarLoopResult]: For program point L551(lines 551 557) no Hoare annotation was computed. [2020-11-28 02:56:30,368 INFO L274 CegarLoopResult]: For program point L551-2(lines 551 557) no Hoare annotation was computed. [2020-11-28 02:56:30,368 INFO L274 CegarLoopResult]: For program point L551-4(lines 551 557) no Hoare annotation was computed. [2020-11-28 02:56:30,368 INFO L274 CegarLoopResult]: For program point L783(lines 783 787) no Hoare annotation was computed. [2020-11-28 02:56:30,368 INFO L274 CegarLoopResult]: For program point L618(lines 618 626) no Hoare annotation was computed. [2020-11-28 02:56:30,368 INFO L274 CegarLoopResult]: For program point L618-1(lines 618 626) no Hoare annotation was computed. [2020-11-28 02:56:30,369 INFO L274 CegarLoopResult]: For program point L618-2(lines 618 626) no Hoare annotation was computed. [2020-11-28 02:56:30,369 INFO L274 CegarLoopResult]: For program point L618-3(lines 618 626) no Hoare annotation was computed. [2020-11-28 02:56:30,369 INFO L274 CegarLoopResult]: For program point L618-4(lines 618 626) no Hoare annotation was computed. [2020-11-28 02:56:30,369 INFO L274 CegarLoopResult]: For program point L618-5(lines 618 626) no Hoare annotation was computed. [2020-11-28 02:56:30,369 INFO L274 CegarLoopResult]: For program point L817(lines 817 821) no Hoare annotation was computed. [2020-11-28 02:56:30,369 INFO L274 CegarLoopResult]: For program point L817-2(lines 811 822) no Hoare annotation was computed. [2020-11-28 02:56:30,369 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-28 02:56:30,369 INFO L270 CegarLoopResult]: At program point L124(lines 119 127) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= ULTIMATE.start_main_~tmp~9 1)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (<= ~waterLevel~0 2)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (<= |ULTIMATE.start_getWaterLevel_#res| 2) .cse2 (<= 2 ~waterLevel~0) (<= 2 |ULTIMATE.start_getWaterLevel_#res|) .cse3 .cse4 .cse5) (and .cse0 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse1 .cse2 (= ~pumpRunning~0 0) .cse3 .cse4 .cse5))) [2020-11-28 02:56:30,370 INFO L270 CegarLoopResult]: At program point L124-1(lines 119 127) the Hoare annotation is: false [2020-11-28 02:56:30,370 INFO L270 CegarLoopResult]: At program point L124-2(lines 119 127) the Hoare annotation is: false [2020-11-28 02:56:30,370 INFO L270 CegarLoopResult]: At program point L92(lines 87 95) the Hoare annotation is: (and (<= 1 ~pumpRunning~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (= ULTIMATE.start_main_~tmp~9 1) (= 1 ~systemActive~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= ~waterLevel~0 2) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-28 02:56:30,370 INFO L270 CegarLoopResult]: At program point L92-1(lines 87 95) the Hoare annotation is: false [2020-11-28 02:56:30,370 INFO L270 CegarLoopResult]: At program point L92-2(lines 87 95) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~9 1) (= 1 ~systemActive~0) (<= 2 ~waterLevel~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= ~waterLevel~0 2) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-28 02:56:30,370 INFO L270 CegarLoopResult]: At program point L92-3(lines 87 95) the Hoare annotation is: false [2020-11-28 02:56:30,370 INFO L270 CegarLoopResult]: At program point L92-4(lines 87 95) the Hoare annotation is: false [2020-11-28 02:56:30,371 INFO L270 CegarLoopResult]: At program point L92-5(lines 87 95) the Hoare annotation is: false [2020-11-28 02:56:30,371 INFO L270 CegarLoopResult]: At program point L92-6(lines 87 95) the Hoare annotation is: false [2020-11-28 02:56:30,371 INFO L270 CegarLoopResult]: At program point L92-7(lines 87 95) the Hoare annotation is: false [2020-11-28 02:56:30,371 INFO L270 CegarLoopResult]: At program point L92-8(lines 87 95) the Hoare annotation is: false [2020-11-28 02:56:30,371 INFO L270 CegarLoopResult]: At program point L885-2(lines 885 899) the Hoare annotation is: false [2020-11-28 02:56:30,371 INFO L274 CegarLoopResult]: For program point L886(line 886) no Hoare annotation was computed. [2020-11-28 02:56:30,371 INFO L270 CegarLoopResult]: At program point L589(lines 589 595) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= ULTIMATE.start_main_~tmp~9 1)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (<= ~waterLevel~0 2)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) .cse3 .cse4 .cse5) (and .cse0 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse1 .cse2 (= ~pumpRunning~0 0) .cse3 .cse4 .cse5))) [2020-11-28 02:56:30,372 INFO L270 CegarLoopResult]: At program point L589-1(lines 589 595) the Hoare annotation is: false [2020-11-28 02:56:30,372 INFO L270 CegarLoopResult]: At program point L589-2(lines 589 595) the Hoare annotation is: false [2020-11-28 02:56:30,372 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-28 02:56:30,372 INFO L270 CegarLoopResult]: At program point L525(lines 520 527) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ULTIMATE.start_main_~tmp~9 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-28 02:56:30,372 INFO L274 CegarLoopResult]: For program point L889(lines 889 893) no Hoare annotation was computed. [2020-11-28 02:56:30,372 INFO L274 CegarLoopResult]: For program point L889-1(lines 889 893) no Hoare annotation was computed. [2020-11-28 02:56:30,372 INFO L274 CegarLoopResult]: For program point L791(lines 791 797) no Hoare annotation was computed. [2020-11-28 02:56:30,372 INFO L270 CegarLoopResult]: At program point L791-1(lines 791 797) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= ULTIMATE.start_main_~tmp~9 1)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (<= ~waterLevel~0 2)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) .cse3 .cse4 .cse5) (and .cse0 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse1 .cse2 (= ~pumpRunning~0 0) .cse3 .cse4 .cse5))) [2020-11-28 02:56:30,373 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-28 02:56:30,373 INFO L274 CegarLoopResult]: For program point L957(lines 957 964) no Hoare annotation was computed. [2020-11-28 02:56:30,373 INFO L277 CegarLoopResult]: At program point L957-1(lines 957 964) the Hoare annotation is: true [2020-11-28 02:56:30,373 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-28 02:56:30,373 INFO L274 CegarLoopResult]: For program point L759(lines 759 763) no Hoare annotation was computed. [2020-11-28 02:56:30,373 INFO L274 CegarLoopResult]: For program point L759-2(lines 759 763) no Hoare annotation was computed. [2020-11-28 02:56:30,373 INFO L274 CegarLoopResult]: For program point L759-3(lines 759 763) no Hoare annotation was computed. [2020-11-28 02:56:30,373 INFO L274 CegarLoopResult]: For program point L759-5(lines 759 763) no Hoare annotation was computed. [2020-11-28 02:56:30,373 INFO L274 CegarLoopResult]: For program point L759-6(lines 759 763) no Hoare annotation was computed. [2020-11-28 02:56:30,373 INFO L274 CegarLoopResult]: For program point L759-8(lines 759 763) no Hoare annotation was computed. [2020-11-28 02:56:30,374 INFO L274 CegarLoopResult]: For program point L759-9(lines 759 763) no Hoare annotation was computed. [2020-11-28 02:56:30,374 INFO L274 CegarLoopResult]: For program point L759-11(lines 759 763) no Hoare annotation was computed. [2020-11-28 02:56:30,374 INFO L274 CegarLoopResult]: For program point L759-12(lines 759 763) no Hoare annotation was computed. [2020-11-28 02:56:30,374 INFO L274 CegarLoopResult]: For program point L759-14(lines 759 763) no Hoare annotation was computed. [2020-11-28 02:56:30,374 INFO L274 CegarLoopResult]: For program point L759-15(lines 759 763) no Hoare annotation was computed. [2020-11-28 02:56:30,374 INFO L274 CegarLoopResult]: For program point L759-17(lines 759 763) no Hoare annotation was computed. [2020-11-28 02:56:30,374 INFO L274 CegarLoopResult]: For program point L132(lines 132 138) no Hoare annotation was computed. [2020-11-28 02:56:30,374 INFO L274 CegarLoopResult]: For program point L132-1(lines 132 138) no Hoare annotation was computed. [2020-11-28 02:56:30,374 INFO L274 CegarLoopResult]: For program point L132-2(lines 132 138) no Hoare annotation was computed. [2020-11-28 02:56:30,374 INFO L274 CegarLoopResult]: For program point L132-3(lines 132 138) no Hoare annotation was computed. [2020-11-28 02:56:30,375 INFO L274 CegarLoopResult]: For program point L132-4(lines 132 138) no Hoare annotation was computed. [2020-11-28 02:56:30,375 INFO L274 CegarLoopResult]: For program point L132-5(lines 132 138) no Hoare annotation was computed. [2020-11-28 02:56:30,375 INFO L274 CegarLoopResult]: For program point L67(lines 67 71) no Hoare annotation was computed. [2020-11-28 02:56:30,375 INFO L270 CegarLoopResult]: At program point L827(lines 780 828) the Hoare annotation is: false [2020-11-28 02:56:30,411 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 02:56:30 BoogieIcfgContainer [2020-11-28 02:56:30,412 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-28 02:56:30,412 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-28 02:56:30,412 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-28 02:56:30,412 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-28 02:56:30,413 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:56:23" (3/4) ... [2020-11-28 02:56:30,416 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-28 02:56:30,437 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-11-28 02:56:30,439 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-11-28 02:56:30,440 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-11-28 02:56:30,442 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-11-28 02:56:30,443 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-11-28 02:56:30,445 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-28 02:56:30,446 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-28 02:56:30,472 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((waterLevel == 1 && 1 == systemActive) && pumpRunning == 0) && \result == 1 [2020-11-28 02:56:30,473 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((waterLevel == 1 && tmp == 1) && 1 == systemActive) && pumpRunning == 0) && \result == 1 [2020-11-28 02:56:30,473 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((waterLevel == 1 && tmp == 1) && 1 == systemActive) && pumpRunning == 0) && \result == 1 [2020-11-28 02:56:30,473 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((1 <= pumpRunning && tmp == 1) && tmp <= 2) && \result == systemActive) && \result <= 2) && 2 <= waterLevel) && 2 <= \result) && splverifierCounter == 0) && 1 < tmp) && waterLevel <= 2) && \result == 1) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && tmp == 1) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((tmp == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) [2020-11-28 02:56:30,473 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 <= pumpRunning && tmp == 1) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && tmp == 1) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((tmp == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) [2020-11-28 02:56:30,474 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 <= pumpRunning && tmp == 1) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && tmp == 1) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((tmp == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) [2020-11-28 02:56:30,475 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && tmp == 1) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || (((((((1 <= pumpRunning && 1 <= \result) && tmp == 1) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || ((((((tmp == 1 && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) [2020-11-28 02:56:30,475 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && tmp == 1) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || ((((((tmp == 1 && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) [2020-11-28 02:56:30,475 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && tmp == 1) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || (((((tmp == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) [2020-11-28 02:56:30,476 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 <= pumpRunning && tmp == 1) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && tmp == 1) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((tmp == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) [2020-11-28 02:56:30,477 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((1 <= pumpRunning && tmp == 1) && \result <= 2) && 1 == systemActive) && 2 <= waterLevel) && 2 <= \result) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && tmp == 1) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((tmp == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) [2020-11-28 02:56:30,477 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && tmp == 1) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1 [2020-11-28 02:56:30,478 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && tmp == 1) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1 [2020-11-28 02:56:30,478 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && waterLevel <= 2) && \result == 1) || ((((((tmp == 1 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) [2020-11-28 02:56:30,478 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && tmp == 1) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || ((((((tmp == 1 && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) [2020-11-28 02:56:30,479 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp___0 == 0 && tmp == 1) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || ((((((tmp == 1 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) [2020-11-28 02:56:30,481 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1 [2020-11-28 02:56:30,482 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1 [2020-11-28 02:56:30,560 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_6fa04deb-c5ab-45b5-a823-831aff26f64b/bin/uautomizer/witness.graphml [2020-11-28 02:56:30,560 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-28 02:56:30,561 INFO L168 Benchmark]: Toolchain (without parser) took 8814.30 ms. Allocated memory was 136.3 MB in the beginning and 176.2 MB in the end (delta: 39.8 MB). Free memory was 108.2 MB in the beginning and 87.0 MB in the end (delta: 21.2 MB). Peak memory consumption was 60.9 MB. Max. memory is 16.1 GB. [2020-11-28 02:56:30,561 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 88.1 MB. Free memory was 45.4 MB in the beginning and 45.3 MB in the end (delta: 77.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 02:56:30,562 INFO L168 Benchmark]: CACSL2BoogieTranslator took 615.11 ms. Allocated memory is still 136.3 MB. Free memory was 107.7 MB in the beginning and 102.7 MB in the end (delta: 5.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-28 02:56:30,562 INFO L168 Benchmark]: Boogie Procedure Inliner took 69.83 ms. Allocated memory is still 136.3 MB. Free memory was 102.7 MB in the beginning and 98.5 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-28 02:56:30,562 INFO L168 Benchmark]: Boogie Preprocessor took 62.06 ms. Allocated memory is still 136.3 MB. Free memory was 98.5 MB in the beginning and 95.4 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 02:56:30,563 INFO L168 Benchmark]: RCFGBuilder took 1311.70 ms. Allocated memory is still 136.3 MB. Free memory was 95.4 MB in the beginning and 78.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 39.8 MB. Max. memory is 16.1 GB. [2020-11-28 02:56:30,563 INFO L168 Benchmark]: TraceAbstraction took 6593.71 ms. Allocated memory was 136.3 MB in the beginning and 176.2 MB in the end (delta: 39.8 MB). Free memory was 78.2 MB in the beginning and 99.6 MB in the end (delta: -21.4 MB). Peak memory consumption was 72.8 MB. Max. memory is 16.1 GB. [2020-11-28 02:56:30,563 INFO L168 Benchmark]: Witness Printer took 147.84 ms. Allocated memory is still 176.2 MB. Free memory was 99.6 MB in the beginning and 87.0 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-11-28 02:56:30,566 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 88.1 MB. Free memory was 45.4 MB in the beginning and 45.3 MB in the end (delta: 77.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 615.11 ms. Allocated memory is still 136.3 MB. Free memory was 107.7 MB in the beginning and 102.7 MB in the end (delta: 5.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 69.83 ms. Allocated memory is still 136.3 MB. Free memory was 102.7 MB in the beginning and 98.5 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 62.06 ms. Allocated memory is still 136.3 MB. Free memory was 98.5 MB in the beginning and 95.4 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1311.70 ms. Allocated memory is still 136.3 MB. Free memory was 95.4 MB in the beginning and 78.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 39.8 MB. Max. memory is 16.1 GB. * TraceAbstraction took 6593.71 ms. Allocated memory was 136.3 MB in the beginning and 176.2 MB in the end (delta: 39.8 MB). Free memory was 78.2 MB in the beginning and 99.6 MB in the end (delta: -21.4 MB). Peak memory consumption was 72.8 MB. Max. memory is 16.1 GB. * Witness Printer took 147.84 ms. Allocated memory is still 176.2 MB. Free memory was 99.6 MB in the beginning and 87.0 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 119]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 119]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 119]: Loop Invariant Derived loop invariant: (((((((((1 <= pumpRunning && tmp == 1) && \result <= 2) && 1 == systemActive) && 2 <= waterLevel) && 2 <= \result) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && tmp == 1) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((tmp == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 885]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 578]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: (((((tmp == 1 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1 - InvariantResult [Line: 750]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 750]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 589]: Loop Invariant Derived loop invariant: (((((((1 <= pumpRunning && tmp == 1) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && tmp == 1) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((tmp == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: ((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && tmp == 1) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1 - InvariantResult [Line: 589]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 589]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 801]: Loop Invariant Derived loop invariant: (((((((1 <= pumpRunning && tmp == 1) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && tmp == 1) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((tmp == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 750]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 750]: Loop Invariant Derived loop invariant: (((((((tmp___0 == 0 && tmp == 1) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || ((((((tmp == 1 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 947]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: ((((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && tmp == 1) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || (((((((1 <= pumpRunning && 1 <= \result) && tmp == 1) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || ((((((tmp == 1 && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 578]: Loop Invariant Derived loop invariant: (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && tmp == 1) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || (((((tmp == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 780]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 750]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 929]: Loop Invariant Derived loop invariant: (((waterLevel == 1 && tmp == 1) && 1 == systemActive) && pumpRunning == 0) && \result == 1 - InvariantResult [Line: 578]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && tmp == 1) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || ((((((tmp == 1 && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 750]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 582]: Loop Invariant Derived loop invariant: (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && tmp == 1) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || ((((((tmp == 1 && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((((((1 <= pumpRunning && tmp == 1) && tmp <= 2) && \result == systemActive) && \result <= 2) && 2 <= waterLevel) && 2 <= \result) && splverifierCounter == 0) && 1 < tmp) && waterLevel <= 2) && \result == 1) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && tmp == 1) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((tmp == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 582]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 791]: Loop Invariant Derived loop invariant: (((((((1 <= pumpRunning && tmp == 1) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && tmp == 1) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((tmp == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && waterLevel <= 2) && \result == 1) || ((((((tmp == 1 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 582]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (waterLevel == 1 && 1 == systemActive) && pumpRunning == 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 694]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 694]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 520]: Loop Invariant Derived loop invariant: (((waterLevel == 1 && tmp == 1) && 1 == systemActive) && pumpRunning == 0) && \result == 1 - InvariantResult [Line: 694]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 694]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 694]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 694]: Loop Invariant Derived loop invariant: ((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && tmp == 1) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1 - InvariantResult [Line: 957]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 694]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 694]: Loop Invariant Derived loop invariant: (((((tmp == 1 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1 - InvariantResult [Line: 864]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && 1 == systemActive) && pumpRunning == 0) && \result == 1 - InvariantResult [Line: 694]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 141 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.9s, OverallIterations: 10, TraceHistogramMax: 2, AutomataDifference: 1.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1100 SDtfs, 1558 SDslu, 1546 SDs, 0 SdLazy, 266 SolverSat, 74 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 128 GetRequests, 79 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=192occurred 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: 0.1s AutomataMinimizationTime, 10 MinimizatonAttempts, 449 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 61 LocationsWithAnnotation, 61 PreInvPairs, 155 NumberOfFragments, 851 HoareAnnotationTreeSize, 61 FomulaSimplifications, 44259 FormulaSimplificationTreeSizeReduction, 0.5s HoareSimplificationTime, 61 FomulaSimplificationsInter, 2332 FormulaSimplificationTreeSizeReductionInter, 1.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 394 NumberOfCodeBlocks, 394 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 383 ConstructedInterpolants, 0 QuantifiedInterpolants, 33569 SizeOfPredicates, 4 NumberOfNonLiveVariables, 454 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 11 InterpolantComputations, 9 PerfectInterpolantSequences, 26/32 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...