./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product40.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_6ee82e66-e89d-449a-b246-514724f594ab/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_6ee82e66-e89d-449a-b246-514724f594ab/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_6ee82e66-e89d-449a-b246-514724f594ab/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_6ee82e66-e89d-449a-b246-514724f594ab/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product40.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_6ee82e66-e89d-449a-b246-514724f594ab/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_6ee82e66-e89d-449a-b246-514724f594ab/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 b1dccf015ca242d6c8f0727566f3e9418ec10384 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-29 22:35:04,337 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 22:35:04,340 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 22:35:04,414 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 22:35:04,415 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 22:35:04,417 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 22:35:04,420 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 22:35:04,426 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 22:35:04,430 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 22:35:04,432 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 22:35:04,434 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 22:35:04,437 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 22:35:04,438 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 22:35:04,444 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 22:35:04,447 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 22:35:04,449 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 22:35:04,451 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 22:35:04,454 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 22:35:04,460 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 22:35:04,466 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 22:35:04,470 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 22:35:04,472 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 22:35:04,474 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 22:35:04,475 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 22:35:04,488 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 22:35:04,490 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 22:35:04,491 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 22:35:04,492 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 22:35:04,494 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 22:35:04,495 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 22:35:04,496 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 22:35:04,497 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 22:35:04,499 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 22:35:04,501 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 22:35:04,502 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 22:35:04,502 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 22:35:04,503 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 22:35:04,504 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 22:35:04,504 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 22:35:04,505 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 22:35:04,506 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 22:35:04,509 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_6ee82e66-e89d-449a-b246-514724f594ab/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-11-29 22:35:04,549 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 22:35:04,550 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 22:35:04,552 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 22:35:04,553 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 22:35:04,553 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 22:35:04,553 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 22:35:04,554 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 22:35:04,554 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 22:35:04,554 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 22:35:04,554 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 22:35:04,556 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 22:35:04,556 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 22:35:04,556 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 22:35:04,556 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 22:35:04,557 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 22:35:04,557 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 22:35:04,557 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 22:35:04,558 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 22:35:04,558 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 22:35:04,558 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 22:35:04,558 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 22:35:04,559 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 22:35:04,559 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 22:35:04,559 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 22:35:04,559 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 22:35:04,560 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-29 22:35:04,560 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 22:35:04,560 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 22:35:04,560 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 22:35:04,561 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_6ee82e66-e89d-449a-b246-514724f594ab/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_6ee82e66-e89d-449a-b246-514724f594ab/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b1dccf015ca242d6c8f0727566f3e9418ec10384 [2020-11-29 22:35:04,822 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 22:35:04,850 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 22:35:04,853 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 22:35:04,855 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 22:35:04,856 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 22:35:04,857 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_6ee82e66-e89d-449a-b246-514724f594ab/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec5_product40.cil.c [2020-11-29 22:35:04,952 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6ee82e66-e89d-449a-b246-514724f594ab/bin/uautomizer/data/8f1004476/b212452b0a9743eeb16a3d3d899e456e/FLAG61f5f6927 [2020-11-29 22:35:05,458 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 22:35:05,459 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_6ee82e66-e89d-449a-b246-514724f594ab/sv-benchmarks/c/product-lines/minepump_spec5_product40.cil.c [2020-11-29 22:35:05,471 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6ee82e66-e89d-449a-b246-514724f594ab/bin/uautomizer/data/8f1004476/b212452b0a9743eeb16a3d3d899e456e/FLAG61f5f6927 [2020-11-29 22:35:05,786 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_6ee82e66-e89d-449a-b246-514724f594ab/bin/uautomizer/data/8f1004476/b212452b0a9743eeb16a3d3d899e456e [2020-11-29 22:35:05,789 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 22:35:05,792 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 22:35:05,798 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 22:35:05,798 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 22:35:05,802 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 22:35:05,803 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 10:35:05" (1/1) ... [2020-11-29 22:35:05,806 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69577c45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:35:05, skipping insertion in model container [2020-11-29 22:35:05,806 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 10:35:05" (1/1) ... [2020-11-29 22:35:05,813 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 22:35:05,870 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 22:35:06,158 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 22:35:06,169 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 22:35:06,246 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 22:35:06,292 INFO L208 MainTranslator]: Completed translation [2020-11-29 22:35:06,294 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:35:06 WrapperNode [2020-11-29 22:35:06,294 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 22:35:06,295 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 22:35:06,296 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 22:35:06,296 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 22:35:06,303 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:35:06" (1/1) ... [2020-11-29 22:35:06,334 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:35:06" (1/1) ... [2020-11-29 22:35:06,402 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 22:35:06,403 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 22:35:06,403 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 22:35:06,403 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 22:35:06,411 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:35:06" (1/1) ... [2020-11-29 22:35:06,412 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:35:06" (1/1) ... [2020-11-29 22:35:06,417 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:35:06" (1/1) ... [2020-11-29 22:35:06,418 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:35:06" (1/1) ... [2020-11-29 22:35:06,431 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:35:06" (1/1) ... [2020-11-29 22:35:06,438 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:35:06" (1/1) ... [2020-11-29 22:35:06,442 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:35:06" (1/1) ... [2020-11-29 22:35:06,448 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 22:35:06,449 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 22:35:06,450 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 22:35:06,450 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 22:35:06,451 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:35:06" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_6ee82e66-e89d-449a-b246-514724f594ab/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 [2020-11-29 22:35:06,540 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 22:35:06,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-29 22:35:06,541 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 22:35:06,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 22:35:07,685 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 22:35:07,686 INFO L298 CfgBuilder]: Removed 182 assume(true) statements. [2020-11-29 22:35:07,690 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 10:35:07 BoogieIcfgContainer [2020-11-29 22:35:07,690 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 22:35:07,692 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-29 22:35:07,693 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-29 22:35:07,696 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-29 22:35:07,696 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 10:35:05" (1/3) ... [2020-11-29 22:35:07,697 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46348149 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 10:35:07, skipping insertion in model container [2020-11-29 22:35:07,697 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:35:06" (2/3) ... [2020-11-29 22:35:07,697 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46348149 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 10:35:07, skipping insertion in model container [2020-11-29 22:35:07,698 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 10:35:07" (3/3) ... [2020-11-29 22:35:07,699 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product40.cil.c [2020-11-29 22:35:07,707 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-29 22:35:07,711 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-11-29 22:35:07,725 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-11-29 22:35:07,762 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-29 22:35:07,762 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-29 22:35:07,763 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-29 22:35:07,763 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-29 22:35:07,763 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-29 22:35:07,763 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-29 22:35:07,763 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-29 22:35:07,763 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-29 22:35:07,793 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states. [2020-11-29 22:35:07,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-11-29 22:35:07,798 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 22:35:07,799 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 22:35:07,800 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 22:35:07,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 22:35:07,805 INFO L82 PathProgramCache]: Analyzing trace with hash 1442838917, now seen corresponding path program 1 times [2020-11-29 22:35:07,812 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 22:35:07,812 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [582101961] [2020-11-29 22:35:07,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 22:35:07,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:35:08,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:35:08,119 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [582101961] [2020-11-29 22:35:08,120 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 22:35:08,121 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-29 22:35:08,122 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1759154981] [2020-11-29 22:35:08,127 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-11-29 22:35:08,127 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 22:35:08,147 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-11-29 22:35:08,148 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-29 22:35:08,150 INFO L87 Difference]: Start difference. First operand 125 states. Second operand 2 states. [2020-11-29 22:35:08,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 22:35:08,210 INFO L93 Difference]: Finished difference Result 240 states and 361 transitions. [2020-11-29 22:35:08,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-29 22:35:08,211 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2020-11-29 22:35:08,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 22:35:08,237 INFO L225 Difference]: With dead ends: 240 [2020-11-29 22:35:08,238 INFO L226 Difference]: Without dead ends: 118 [2020-11-29 22:35:08,242 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 [2020-11-29 22:35:08,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2020-11-29 22:35:08,301 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 118. [2020-11-29 22:35:08,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 118 states. [2020-11-29 22:35:08,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 171 transitions. [2020-11-29 22:35:08,311 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 171 transitions. Word has length 19 [2020-11-29 22:35:08,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 22:35:08,312 INFO L481 AbstractCegarLoop]: Abstraction has 118 states and 171 transitions. [2020-11-29 22:35:08,312 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-11-29 22:35:08,313 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 171 transitions. [2020-11-29 22:35:08,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-29 22:35:08,317 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 22:35:08,317 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] [2020-11-29 22:35:08,317 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-29 22:35:08,318 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 22:35:08,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 22:35:08,320 INFO L82 PathProgramCache]: Analyzing trace with hash -1046108826, now seen corresponding path program 1 times [2020-11-29 22:35:08,321 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 22:35:08,321 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [916912151] [2020-11-29 22:35:08,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 22:35:08,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:35:08,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:35:08,488 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [916912151] [2020-11-29 22:35:08,489 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 22:35:08,489 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 22:35:08,489 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1032661719] [2020-11-29 22:35:08,490 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 22:35:08,490 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 22:35:08,491 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 22:35:08,492 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 22:35:08,492 INFO L87 Difference]: Start difference. First operand 118 states and 171 transitions. Second operand 3 states. [2020-11-29 22:35:08,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 22:35:08,507 INFO L93 Difference]: Finished difference Result 118 states and 171 transitions. [2020-11-29 22:35:08,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 22:35:08,508 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2020-11-29 22:35:08,509 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 22:35:08,509 INFO L225 Difference]: With dead ends: 118 [2020-11-29 22:35:08,510 INFO L226 Difference]: Without dead ends: 51 [2020-11-29 22:35:08,511 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 [2020-11-29 22:35:08,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2020-11-29 22:35:08,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 51. [2020-11-29 22:35:08,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51 states. [2020-11-29 22:35:08,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 73 transitions. [2020-11-29 22:35:08,517 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 73 transitions. Word has length 20 [2020-11-29 22:35:08,517 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 22:35:08,517 INFO L481 AbstractCegarLoop]: Abstraction has 51 states and 73 transitions. [2020-11-29 22:35:08,518 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 22:35:08,518 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 73 transitions. [2020-11-29 22:35:08,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-11-29 22:35:08,519 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 22:35:08,519 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] [2020-11-29 22:35:08,520 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-29 22:35:08,520 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 22:35:08,520 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 22:35:08,521 INFO L82 PathProgramCache]: Analyzing trace with hash -807039390, now seen corresponding path program 1 times [2020-11-29 22:35:08,521 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 22:35:08,521 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1496320762] [2020-11-29 22:35:08,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 22:35:08,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:35:08,600 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:35:08,600 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1496320762] [2020-11-29 22:35:08,601 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 22:35:08,601 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 22:35:08,601 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1085693967] [2020-11-29 22:35:08,601 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 22:35:08,602 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 22:35:08,602 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 22:35:08,602 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 22:35:08,603 INFO L87 Difference]: Start difference. First operand 51 states and 73 transitions. Second operand 3 states. [2020-11-29 22:35:08,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 22:35:08,656 INFO L93 Difference]: Finished difference Result 139 states and 205 transitions. [2020-11-29 22:35:08,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 22:35:08,657 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2020-11-29 22:35:08,657 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 22:35:08,658 INFO L225 Difference]: With dead ends: 139 [2020-11-29 22:35:08,660 INFO L226 Difference]: Without dead ends: 95 [2020-11-29 22:35:08,662 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 [2020-11-29 22:35:08,663 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2020-11-29 22:35:08,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 91. [2020-11-29 22:35:08,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 91 states. [2020-11-29 22:35:08,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 134 transitions. [2020-11-29 22:35:08,684 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 134 transitions. Word has length 26 [2020-11-29 22:35:08,685 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 22:35:08,685 INFO L481 AbstractCegarLoop]: Abstraction has 91 states and 134 transitions. [2020-11-29 22:35:08,686 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 22:35:08,686 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 134 transitions. [2020-11-29 22:35:08,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-11-29 22:35:08,689 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 22:35:08,690 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] [2020-11-29 22:35:08,690 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-29 22:35:08,690 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 22:35:08,691 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 22:35:08,691 INFO L82 PathProgramCache]: Analyzing trace with hash -1166251271, now seen corresponding path program 1 times [2020-11-29 22:35:08,691 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 22:35:08,692 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [454388554] [2020-11-29 22:35:08,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 22:35:08,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:35:08,791 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:35:08,792 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [454388554] [2020-11-29 22:35:08,792 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 22:35:08,792 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-29 22:35:08,792 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1228922366] [2020-11-29 22:35:08,792 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 22:35:08,793 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 22:35:08,793 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 22:35:08,793 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 22:35:08,794 INFO L87 Difference]: Start difference. First operand 91 states and 134 transitions. Second operand 3 states. [2020-11-29 22:35:08,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 22:35:08,862 INFO L93 Difference]: Finished difference Result 222 states and 331 transitions. [2020-11-29 22:35:08,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 22:35:08,863 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 28 [2020-11-29 22:35:08,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 22:35:08,865 INFO L225 Difference]: With dead ends: 222 [2020-11-29 22:35:08,865 INFO L226 Difference]: Without dead ends: 138 [2020-11-29 22:35:08,866 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 [2020-11-29 22:35:08,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2020-11-29 22:35:08,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 136. [2020-11-29 22:35:08,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 136 states. [2020-11-29 22:35:08,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 196 transitions. [2020-11-29 22:35:08,893 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 196 transitions. Word has length 28 [2020-11-29 22:35:08,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 22:35:08,894 INFO L481 AbstractCegarLoop]: Abstraction has 136 states and 196 transitions. [2020-11-29 22:35:08,894 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 22:35:08,894 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 196 transitions. [2020-11-29 22:35:08,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-11-29 22:35:08,898 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 22:35:08,898 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] [2020-11-29 22:35:08,899 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-29 22:35:08,899 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 22:35:08,899 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 22:35:08,899 INFO L82 PathProgramCache]: Analyzing trace with hash -237845909, now seen corresponding path program 1 times [2020-11-29 22:35:08,900 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 22:35:08,900 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1651485475] [2020-11-29 22:35:08,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 22:35:08,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:35:09,040 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:35:09,041 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1651485475] [2020-11-29 22:35:09,041 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 22:35:09,041 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-29 22:35:09,041 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1471342676] [2020-11-29 22:35:09,042 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-29 22:35:09,042 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 22:35:09,042 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-29 22:35:09,043 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-29 22:35:09,043 INFO L87 Difference]: Start difference. First operand 136 states and 196 transitions. Second operand 5 states. [2020-11-29 22:35:09,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 22:35:09,244 INFO L93 Difference]: Finished difference Result 475 states and 685 transitions. [2020-11-29 22:35:09,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-11-29 22:35:09,245 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 29 [2020-11-29 22:35:09,245 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 22:35:09,248 INFO L225 Difference]: With dead ends: 475 [2020-11-29 22:35:09,248 INFO L226 Difference]: Without dead ends: 346 [2020-11-29 22:35:09,249 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 [2020-11-29 22:35:09,250 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 346 states. [2020-11-29 22:35:09,275 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 346 to 134. [2020-11-29 22:35:09,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 134 states. [2020-11-29 22:35:09,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 190 transitions. [2020-11-29 22:35:09,277 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 190 transitions. Word has length 29 [2020-11-29 22:35:09,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 22:35:09,280 INFO L481 AbstractCegarLoop]: Abstraction has 134 states and 190 transitions. [2020-11-29 22:35:09,281 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-29 22:35:09,282 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 190 transitions. [2020-11-29 22:35:09,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-11-29 22:35:09,283 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 22:35:09,283 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] [2020-11-29 22:35:09,283 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-29 22:35:09,283 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 22:35:09,284 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 22:35:09,284 INFO L82 PathProgramCache]: Analyzing trace with hash -2058108952, now seen corresponding path program 1 times [2020-11-29 22:35:09,284 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 22:35:09,285 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [252667777] [2020-11-29 22:35:09,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 22:35:09,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:35:09,368 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:35:09,368 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [252667777] [2020-11-29 22:35:09,368 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 22:35:09,369 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-29 22:35:09,369 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [479358363] [2020-11-29 22:35:09,369 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-29 22:35:09,369 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 22:35:09,370 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-29 22:35:09,370 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-29 22:35:09,370 INFO L87 Difference]: Start difference. First operand 134 states and 190 transitions. Second operand 5 states. [2020-11-29 22:35:09,472 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 22:35:09,472 INFO L93 Difference]: Finished difference Result 363 states and 509 transitions. [2020-11-29 22:35:09,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-29 22:35:09,474 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2020-11-29 22:35:09,475 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 22:35:09,476 INFO L225 Difference]: With dead ends: 363 [2020-11-29 22:35:09,476 INFO L226 Difference]: Without dead ends: 236 [2020-11-29 22:35:09,477 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 [2020-11-29 22:35:09,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 236 states. [2020-11-29 22:35:09,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 236 to 146. [2020-11-29 22:35:09,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 146 states. [2020-11-29 22:35:09,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 202 transitions. [2020-11-29 22:35:09,495 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 202 transitions. Word has length 34 [2020-11-29 22:35:09,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 22:35:09,496 INFO L481 AbstractCegarLoop]: Abstraction has 146 states and 202 transitions. [2020-11-29 22:35:09,496 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-29 22:35:09,496 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 202 transitions. [2020-11-29 22:35:09,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-11-29 22:35:09,497 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 22:35:09,497 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] [2020-11-29 22:35:09,497 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-11-29 22:35:09,498 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 22:35:09,498 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 22:35:09,498 INFO L82 PathProgramCache]: Analyzing trace with hash -1357044374, now seen corresponding path program 1 times [2020-11-29 22:35:09,499 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 22:35:09,499 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [374321139] [2020-11-29 22:35:09,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 22:35:09,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:35:09,567 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:35:09,568 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [374321139] [2020-11-29 22:35:09,568 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 22:35:09,568 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-29 22:35:09,569 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [44006624] [2020-11-29 22:35:09,569 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-29 22:35:09,569 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 22:35:09,570 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-29 22:35:09,570 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-29 22:35:09,570 INFO L87 Difference]: Start difference. First operand 146 states and 202 transitions. Second operand 5 states. [2020-11-29 22:35:09,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 22:35:09,706 INFO L93 Difference]: Finished difference Result 406 states and 552 transitions. [2020-11-29 22:35:09,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-11-29 22:35:09,707 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2020-11-29 22:35:09,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 22:35:09,709 INFO L225 Difference]: With dead ends: 406 [2020-11-29 22:35:09,709 INFO L226 Difference]: Without dead ends: 267 [2020-11-29 22:35:09,711 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-11-29 22:35:09,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 267 states. [2020-11-29 22:35:09,742 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 267 to 154. [2020-11-29 22:35:09,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 154 states. [2020-11-29 22:35:09,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 210 transitions. [2020-11-29 22:35:09,744 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 210 transitions. Word has length 34 [2020-11-29 22:35:09,746 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 22:35:09,747 INFO L481 AbstractCegarLoop]: Abstraction has 154 states and 210 transitions. [2020-11-29 22:35:09,747 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-29 22:35:09,747 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 210 transitions. [2020-11-29 22:35:09,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-11-29 22:35:09,751 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 22:35:09,751 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] [2020-11-29 22:35:09,752 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-11-29 22:35:09,752 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 22:35:09,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 22:35:09,753 INFO L82 PathProgramCache]: Analyzing trace with hash -1943850388, now seen corresponding path program 1 times [2020-11-29 22:35:09,753 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 22:35:09,754 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [642506127] [2020-11-29 22:35:09,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 22:35:09,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:35:09,815 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:35:09,816 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [642506127] [2020-11-29 22:35:09,816 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 22:35:09,816 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-29 22:35:09,816 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [911094602] [2020-11-29 22:35:09,816 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 22:35:09,817 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 22:35:09,817 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 22:35:09,817 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 22:35:09,817 INFO L87 Difference]: Start difference. First operand 154 states and 210 transitions. Second operand 3 states. [2020-11-29 22:35:09,859 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 22:35:09,860 INFO L93 Difference]: Finished difference Result 359 states and 488 transitions. [2020-11-29 22:35:09,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 22:35:09,860 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 34 [2020-11-29 22:35:09,860 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 22:35:09,862 INFO L225 Difference]: With dead ends: 359 [2020-11-29 22:35:09,862 INFO L226 Difference]: Without dead ends: 212 [2020-11-29 22:35:09,862 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 [2020-11-29 22:35:09,863 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212 states. [2020-11-29 22:35:09,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212 to 212. [2020-11-29 22:35:09,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 212 states. [2020-11-29 22:35:09,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 212 states and 281 transitions. [2020-11-29 22:35:09,893 INFO L78 Accepts]: Start accepts. Automaton has 212 states and 281 transitions. Word has length 34 [2020-11-29 22:35:09,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 22:35:09,894 INFO L481 AbstractCegarLoop]: Abstraction has 212 states and 281 transitions. [2020-11-29 22:35:09,894 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 22:35:09,894 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 281 transitions. [2020-11-29 22:35:09,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-11-29 22:35:09,896 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 22:35:09,896 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] [2020-11-29 22:35:09,896 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-11-29 22:35:09,897 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 22:35:09,897 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 22:35:09,898 INFO L82 PathProgramCache]: Analyzing trace with hash 955170732, now seen corresponding path program 1 times [2020-11-29 22:35:09,898 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 22:35:09,898 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [827372698] [2020-11-29 22:35:09,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 22:35:09,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:35:10,069 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:35:10,070 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [827372698] [2020-11-29 22:35:10,070 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 22:35:10,070 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-11-29 22:35:10,070 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1218199944] [2020-11-29 22:35:10,071 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-11-29 22:35:10,071 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 22:35:10,071 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-11-29 22:35:10,071 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-11-29 22:35:10,071 INFO L87 Difference]: Start difference. First operand 212 states and 281 transitions. Second operand 7 states. [2020-11-29 22:35:10,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 22:35:10,415 INFO L93 Difference]: Finished difference Result 1039 states and 1412 transitions. [2020-11-29 22:35:10,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-11-29 22:35:10,416 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 35 [2020-11-29 22:35:10,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 22:35:10,421 INFO L225 Difference]: With dead ends: 1039 [2020-11-29 22:35:10,421 INFO L226 Difference]: Without dead ends: 892 [2020-11-29 22:35:10,422 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2020-11-29 22:35:10,424 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 892 states. [2020-11-29 22:35:10,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 892 to 372. [2020-11-29 22:35:10,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 372 states. [2020-11-29 22:35:10,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 372 states and 491 transitions. [2020-11-29 22:35:10,473 INFO L78 Accepts]: Start accepts. Automaton has 372 states and 491 transitions. Word has length 35 [2020-11-29 22:35:10,474 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 22:35:10,474 INFO L481 AbstractCegarLoop]: Abstraction has 372 states and 491 transitions. [2020-11-29 22:35:10,474 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-11-29 22:35:10,475 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 491 transitions. [2020-11-29 22:35:10,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-11-29 22:35:10,476 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 22:35:10,476 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-11-29 22:35:10,476 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-11-29 22:35:10,477 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 22:35:10,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 22:35:10,477 INFO L82 PathProgramCache]: Analyzing trace with hash 2130336822, now seen corresponding path program 1 times [2020-11-29 22:35:10,477 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 22:35:10,478 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1884369091] [2020-11-29 22:35:10,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 22:35:10,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:35:10,537 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-11-29 22:35:10,537 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1884369091] [2020-11-29 22:35:10,537 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 22:35:10,538 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 22:35:10,538 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1234549018] [2020-11-29 22:35:10,538 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 22:35:10,538 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 22:35:10,539 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 22:35:10,540 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 22:35:10,540 INFO L87 Difference]: Start difference. First operand 372 states and 491 transitions. Second operand 3 states. [2020-11-29 22:35:10,640 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 22:35:10,642 INFO L93 Difference]: Finished difference Result 624 states and 822 transitions. [2020-11-29 22:35:10,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 22:35:10,644 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 55 [2020-11-29 22:35:10,644 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 22:35:10,646 INFO L225 Difference]: With dead ends: 624 [2020-11-29 22:35:10,646 INFO L226 Difference]: Without dead ends: 259 [2020-11-29 22:35:10,647 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 [2020-11-29 22:35:10,648 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 259 states. [2020-11-29 22:35:10,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 259 to 253. [2020-11-29 22:35:10,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 253 states. [2020-11-29 22:35:10,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 253 states and 329 transitions. [2020-11-29 22:35:10,675 INFO L78 Accepts]: Start accepts. Automaton has 253 states and 329 transitions. Word has length 55 [2020-11-29 22:35:10,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 22:35:10,675 INFO L481 AbstractCegarLoop]: Abstraction has 253 states and 329 transitions. [2020-11-29 22:35:10,675 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 22:35:10,675 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 329 transitions. [2020-11-29 22:35:10,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-11-29 22:35:10,677 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 22:35:10,677 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] [2020-11-29 22:35:10,677 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-11-29 22:35:10,677 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 22:35:10,678 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 22:35:10,678 INFO L82 PathProgramCache]: Analyzing trace with hash 1572224159, now seen corresponding path program 1 times [2020-11-29 22:35:10,678 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 22:35:10,678 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [75619678] [2020-11-29 22:35:10,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 22:35:10,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:35:10,759 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:35:10,760 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [75619678] [2020-11-29 22:35:10,760 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [231031428] [2020-11-29 22:35:10,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_6ee82e66-e89d-449a-b246-514724f594ab/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 [2020-11-29 22:35:10,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:35:10,953 INFO L263 TraceCheckSpWp]: Trace formula consists of 442 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-29 22:35:10,959 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 22:35:11,070 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:35:11,070 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-11-29 22:35:11,071 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2020-11-29 22:35:11,071 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [169529850] [2020-11-29 22:35:11,071 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-11-29 22:35:11,071 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 22:35:11,072 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-11-29 22:35:11,072 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2020-11-29 22:35:11,072 INFO L87 Difference]: Start difference. First operand 253 states and 329 transitions. Second operand 9 states. [2020-11-29 22:35:11,503 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 22:35:11,504 INFO L93 Difference]: Finished difference Result 588 states and 775 transitions. [2020-11-29 22:35:11,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-11-29 22:35:11,504 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 56 [2020-11-29 22:35:11,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 22:35:11,506 INFO L225 Difference]: With dead ends: 588 [2020-11-29 22:35:11,506 INFO L226 Difference]: Without dead ends: 0 [2020-11-29 22:35:11,508 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2020-11-29 22:35:11,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-29 22:35:11,508 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-29 22:35:11,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-29 22:35:11,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-29 22:35:11,509 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 56 [2020-11-29 22:35:11,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 22:35:11,509 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-29 22:35:11,509 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-11-29 22:35:11,509 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-29 22:35:11,509 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-29 22:35:11,732 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2020-11-29 22:35:11,734 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-29 22:35:11,894 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 90 [2020-11-29 22:35:12,885 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 28 [2020-11-29 22:35:13,138 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 26 [2020-11-29 22:35:13,409 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 28 [2020-11-29 22:35:13,530 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 25 [2020-11-29 22:35:13,855 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 28 [2020-11-29 22:35:13,980 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 22 [2020-11-29 22:35:14,256 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 28 [2020-11-29 22:35:14,418 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 27 [2020-11-29 22:35:14,667 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 13 [2020-11-29 22:35:14,897 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 27 [2020-11-29 22:35:15,102 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 28 [2020-11-29 22:35:15,312 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 32 [2020-11-29 22:35:15,347 INFO L274 CegarLoopResult]: For program point L101-4(lines 101 109) no Hoare annotation was computed. [2020-11-29 22:35:15,347 INFO L274 CegarLoopResult]: For program point L101-5(lines 101 109) no Hoare annotation was computed. [2020-11-29 22:35:15,347 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-29 22:35:15,347 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-11-29 22:35:15,347 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-11-29 22:35:15,347 INFO L274 CegarLoopResult]: For program point L3-2(line 3) no Hoare annotation was computed. [2020-11-29 22:35:15,347 INFO L274 CegarLoopResult]: For program point L763(lines 763 767) no Hoare annotation was computed. [2020-11-29 22:35:15,348 INFO L274 CegarLoopResult]: For program point L730(lines 730 740) no Hoare annotation was computed. [2020-11-29 22:35:15,348 INFO L274 CegarLoopResult]: For program point L763-1(lines 763 767) no Hoare annotation was computed. [2020-11-29 22:35:15,348 INFO L274 CegarLoopResult]: For program point L730-2(lines 730 740) no Hoare annotation was computed. [2020-11-29 22:35:15,348 INFO L274 CegarLoopResult]: For program point L730-4(lines 730 740) no Hoare annotation was computed. [2020-11-29 22:35:15,348 INFO L274 CegarLoopResult]: For program point L731(lines 731 737) no Hoare annotation was computed. [2020-11-29 22:35:15,348 INFO L274 CegarLoopResult]: For program point L731-2(lines 731 737) no Hoare annotation was computed. [2020-11-29 22:35:15,348 INFO L274 CegarLoopResult]: For program point L731-4(lines 731 737) no Hoare annotation was computed. [2020-11-29 22:35:15,348 INFO L274 CegarLoopResult]: For program point L302(lines 302 317) no Hoare annotation was computed. [2020-11-29 22:35:15,349 INFO L270 CegarLoopResult]: At program point L72(lines 72 78) the Hoare annotation is: (let ((.cse1 (= 2 ~waterLevel~0))) (let ((.cse5 (= ~pumpRunning~0 0)) (.cse0 (<= 1 ~pumpRunning~0)) (.cse4 (or (<= ~waterLevel~0 1) .cse1)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse2 .cse5 .cse3) (and .cse4 (= 0 ~systemActive~0) .cse5 .cse3) (and .cse0 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse4 .cse2 .cse3)))) [2020-11-29 22:35:15,349 INFO L270 CegarLoopResult]: At program point L72-1(lines 72 78) the Hoare annotation is: false [2020-11-29 22:35:15,349 INFO L270 CegarLoopResult]: At program point L72-2(lines 72 78) the Hoare annotation is: false [2020-11-29 22:35:15,349 INFO L274 CegarLoopResult]: For program point L898(lines 898 902) no Hoare annotation was computed. [2020-11-29 22:35:15,349 INFO L274 CegarLoopResult]: For program point L898-3(lines 898 902) no Hoare annotation was computed. [2020-11-29 22:35:15,349 INFO L274 CegarLoopResult]: For program point L898-6(lines 898 902) no Hoare annotation was computed. [2020-11-29 22:35:15,349 INFO L274 CegarLoopResult]: For program point L239(lines 239 245) no Hoare annotation was computed. [2020-11-29 22:35:15,349 INFO L270 CegarLoopResult]: At program point L239-1(lines 239 245) the Hoare annotation is: (and (or (<= ~waterLevel~0 1) (= 2 ~waterLevel~0)) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-11-29 22:35:15,349 INFO L274 CegarLoopResult]: For program point L834(lines 834 841) no Hoare annotation was computed. [2020-11-29 22:35:15,349 INFO L277 CegarLoopResult]: At program point L834-1(lines 834 841) the Hoare annotation is: true [2020-11-29 22:35:15,349 INFO L274 CegarLoopResult]: For program point L273(lines 272 321) no Hoare annotation was computed. [2020-11-29 22:35:15,350 INFO L270 CegarLoopResult]: At program point L967(lines 962 970) the Hoare annotation is: (let ((.cse5 (= 2 ~waterLevel~0))) (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (or (<= ~waterLevel~0 1) .cse5)) (.cse4 (<= 1 ~pumpRunning~0)) (.cse1 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 (= 0 ~systemActive~0) .cse2 .cse3) (and .cse4 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse0 .cse1 .cse3) (and .cse4 .cse5 .cse1 .cse3 (= |ULTIMATE.start_getWaterLevel_#res| 2))))) [2020-11-29 22:35:15,350 INFO L270 CegarLoopResult]: At program point L967-1(lines 962 970) the Hoare annotation is: false [2020-11-29 22:35:15,350 INFO L270 CegarLoopResult]: At program point L967-2(lines 962 970) the Hoare annotation is: false [2020-11-29 22:35:15,350 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-29 22:35:15,350 INFO L274 CegarLoopResult]: For program point L274(lines 274 278) no Hoare annotation was computed. [2020-11-29 22:35:15,350 INFO L270 CegarLoopResult]: At program point L935(lines 930 938) the Hoare annotation is: (and (<= 1 ~pumpRunning~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (or (<= ~waterLevel~0 1) (= 2 ~waterLevel~0)) (= 1 ~systemActive~0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-11-29 22:35:15,350 INFO L270 CegarLoopResult]: At program point L935-1(lines 930 938) the Hoare annotation is: false [2020-11-29 22:35:15,350 INFO L270 CegarLoopResult]: At program point L935-2(lines 930 938) the Hoare annotation is: false [2020-11-29 22:35:15,351 INFO L270 CegarLoopResult]: At program point L176(lines 171 179) the Hoare annotation is: (let ((.cse2 (= 2 ~waterLevel~0))) (let ((.cse6 (= |ULTIMATE.start_isPumpRunning_#res| 0)) (.cse7 (= ~pumpRunning~0 0)) (.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (<= 1 |ULTIMATE.start_isPumpRunning_#res|)) (.cse5 (or (<= ~waterLevel~0 1) .cse2)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse3 .cse6 .cse7 .cse4) (and .cse5 (= 0 ~systemActive~0) .cse6 .cse7 .cse4) (and .cse0 (<= 1 ~switchedOnBeforeTS~0) .cse1 .cse5 .cse3 .cse4)))) [2020-11-29 22:35:15,351 INFO L270 CegarLoopResult]: At program point L176-1(lines 171 179) the Hoare annotation is: (let ((.cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse0 (or (<= ~waterLevel~0 1) (= 2 ~waterLevel~0))) (.cse4 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 (= 0 ~systemActive~0) .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse1 .cse2 .cse3) (and (<= 1 ~pumpRunning~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse0 .cse4 .cse3))) [2020-11-29 22:35:15,351 INFO L270 CegarLoopResult]: At program point L176-2(lines 171 179) the Hoare annotation is: false [2020-11-29 22:35:15,351 INFO L270 CegarLoopResult]: At program point L176-3(lines 171 179) the Hoare annotation is: false [2020-11-29 22:35:15,351 INFO L270 CegarLoopResult]: At program point L176-4(lines 171 179) the Hoare annotation is: false [2020-11-29 22:35:15,351 INFO L270 CegarLoopResult]: At program point L176-5(lines 171 179) the Hoare annotation is: false [2020-11-29 22:35:15,351 INFO L270 CegarLoopResult]: At program point L705(lines 700 707) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-11-29 22:35:15,351 INFO L274 CegarLoopResult]: For program point L310(lines 310 316) no Hoare annotation was computed. [2020-11-29 22:35:15,352 INFO L270 CegarLoopResult]: At program point L310-1(lines 1 984) the Hoare annotation is: (let ((.cse1 (= 2 ~waterLevel~0))) (let ((.cse5 (= ~pumpRunning~0 0)) (.cse0 (<= 1 ~pumpRunning~0)) (.cse4 (or (<= ~waterLevel~0 1) .cse1)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse2 .cse5 .cse3) (and .cse4 (= 0 ~systemActive~0) .cse5 .cse3) (and .cse0 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse4 .cse2 .cse3)))) [2020-11-29 22:35:15,352 INFO L270 CegarLoopResult]: At program point L807(lines 803 809) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-11-29 22:35:15,352 INFO L274 CegarLoopResult]: For program point L975(lines 975 981) no Hoare annotation was computed. [2020-11-29 22:35:15,352 INFO L274 CegarLoopResult]: For program point L975-1(lines 975 981) no Hoare annotation was computed. [2020-11-29 22:35:15,352 INFO L274 CegarLoopResult]: For program point L975-2(lines 975 981) no Hoare annotation was computed. [2020-11-29 22:35:15,352 INFO L274 CegarLoopResult]: For program point L975-3(lines 975 981) no Hoare annotation was computed. [2020-11-29 22:35:15,352 INFO L274 CegarLoopResult]: For program point L975-4(lines 975 981) no Hoare annotation was computed. [2020-11-29 22:35:15,352 INFO L277 CegarLoopResult]: At program point L843(lines 824 846) the Hoare annotation is: true [2020-11-29 22:35:15,352 INFO L274 CegarLoopResult]: For program point L975-5(lines 975 981) no Hoare annotation was computed. [2020-11-29 22:35:15,352 INFO L274 CegarLoopResult]: For program point L282(lines 282 288) no Hoare annotation was computed. [2020-11-29 22:35:15,353 INFO L270 CegarLoopResult]: At program point L282-1(lines 282 288) the Hoare annotation is: (let ((.cse1 (= 2 ~waterLevel~0))) (let ((.cse5 (= ~pumpRunning~0 0)) (.cse0 (<= 1 ~pumpRunning~0)) (.cse4 (or (<= ~waterLevel~0 1) .cse1)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse2 .cse5 .cse3) (and .cse4 (= 0 ~systemActive~0) .cse5 .cse3) (and .cse0 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse4 .cse2 .cse3)))) [2020-11-29 22:35:15,353 INFO L274 CegarLoopResult]: For program point L910(lines 910 914) no Hoare annotation was computed. [2020-11-29 22:35:15,353 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-29 22:35:15,353 INFO L270 CegarLoopResult]: At program point L879(lines 1 984) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-11-29 22:35:15,353 INFO L270 CegarLoopResult]: At program point L715(lines 65 71) the Hoare annotation is: (let ((.cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse0 (or (<= ~waterLevel~0 1) (= 2 ~waterLevel~0))) (.cse4 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 (= 0 ~systemActive~0) .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse1 .cse2 .cse3) (and (<= 1 ~pumpRunning~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse0 .cse4 .cse3))) [2020-11-29 22:35:15,353 INFO L270 CegarLoopResult]: At program point L715-1(lines 65 71) the Hoare annotation is: false [2020-11-29 22:35:15,353 INFO L270 CegarLoopResult]: At program point L715-2(lines 65 71) the Hoare annotation is: false [2020-11-29 22:35:15,353 INFO L270 CegarLoopResult]: At program point L980(lines 971 984) the Hoare annotation is: false [2020-11-29 22:35:15,354 INFO L270 CegarLoopResult]: At program point L980-1(lines 971 984) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (not (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (<= ~waterLevel~0 1) .cse0 .cse1 .cse2) (and (= 2 ~waterLevel~0) .cse0 .cse1 .cse2))) [2020-11-29 22:35:15,354 INFO L270 CegarLoopResult]: At program point L980-2(lines 971 984) the Hoare annotation is: false [2020-11-29 22:35:15,354 INFO L270 CegarLoopResult]: At program point L980-3(lines 971 984) the Hoare annotation is: false [2020-11-29 22:35:15,354 INFO L270 CegarLoopResult]: At program point L980-4(lines 971 984) the Hoare annotation is: false [2020-11-29 22:35:15,354 INFO L270 CegarLoopResult]: At program point L980-5(lines 971 984) the Hoare annotation is: false [2020-11-29 22:35:15,354 INFO L274 CegarLoopResult]: For program point L123(lines 123 140) no Hoare annotation was computed. [2020-11-29 22:35:15,354 INFO L274 CegarLoopResult]: For program point L123-1(lines 123 140) no Hoare annotation was computed. [2020-11-29 22:35:15,354 INFO L274 CegarLoopResult]: For program point L123-2(lines 123 140) no Hoare annotation was computed. [2020-11-29 22:35:15,354 INFO L270 CegarLoopResult]: At program point L322(lines 271 323) the Hoare annotation is: false [2020-11-29 22:35:15,355 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-29 22:35:15,355 INFO L274 CegarLoopResult]: For program point L852(line 852) no Hoare annotation was computed. [2020-11-29 22:35:15,355 INFO L274 CegarLoopResult]: For program point L852-1(line 852) no Hoare annotation was computed. [2020-11-29 22:35:15,355 INFO L274 CegarLoopResult]: For program point L852-2(line 852) no Hoare annotation was computed. [2020-11-29 22:35:15,355 INFO L274 CegarLoopResult]: For program point L225(lines 225 229) no Hoare annotation was computed. [2020-11-29 22:35:15,355 INFO L274 CegarLoopResult]: For program point L225-2(lines 225 229) no Hoare annotation was computed. [2020-11-29 22:35:15,355 INFO L274 CegarLoopResult]: For program point L225-3(lines 225 229) no Hoare annotation was computed. [2020-11-29 22:35:15,355 INFO L274 CegarLoopResult]: For program point L225-5(lines 225 229) no Hoare annotation was computed. [2020-11-29 22:35:15,356 INFO L274 CegarLoopResult]: For program point L225-6(lines 225 229) no Hoare annotation was computed. [2020-11-29 22:35:15,356 INFO L274 CegarLoopResult]: For program point L225-8(lines 225 229) no Hoare annotation was computed. [2020-11-29 22:35:15,356 INFO L274 CegarLoopResult]: For program point L225-9(lines 225 229) no Hoare annotation was computed. [2020-11-29 22:35:15,356 INFO L274 CegarLoopResult]: For program point L225-11(lines 225 229) no Hoare annotation was computed. [2020-11-29 22:35:15,356 INFO L274 CegarLoopResult]: For program point L225-12(lines 225 229) no Hoare annotation was computed. [2020-11-29 22:35:15,356 INFO L274 CegarLoopResult]: For program point L225-14(lines 225 229) no Hoare annotation was computed. [2020-11-29 22:35:15,356 INFO L274 CegarLoopResult]: For program point L225-15(lines 225 229) no Hoare annotation was computed. [2020-11-29 22:35:15,356 INFO L274 CegarLoopResult]: For program point L225-17(lines 225 229) no Hoare annotation was computed. [2020-11-29 22:35:15,357 INFO L274 CegarLoopResult]: For program point L292(lines 292 298) no Hoare annotation was computed. [2020-11-29 22:35:15,357 INFO L270 CegarLoopResult]: At program point L292-1(lines 292 298) the Hoare annotation is: (let ((.cse1 (= 2 ~waterLevel~0))) (let ((.cse5 (= ~pumpRunning~0 0)) (.cse0 (<= 1 ~pumpRunning~0)) (.cse4 (or (<= ~waterLevel~0 1) .cse1)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse2 .cse5 .cse3) (and .cse4 (= 0 ~systemActive~0) .cse5 .cse3) (and .cse0 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse4 .cse2 .cse3)))) [2020-11-29 22:35:15,357 INFO L274 CegarLoopResult]: For program point L127(lines 127 135) no Hoare annotation was computed. [2020-11-29 22:35:15,357 INFO L274 CegarLoopResult]: For program point L127-1(lines 127 135) no Hoare annotation was computed. [2020-11-29 22:35:15,357 INFO L274 CegarLoopResult]: For program point L127-2(lines 127 135) no Hoare annotation was computed. [2020-11-29 22:35:15,357 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-29 22:35:15,357 INFO L270 CegarLoopResult]: At program point L887(lines 882 890) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-11-29 22:35:15,358 INFO L274 CegarLoopResult]: For program point L922(lines 922 926) no Hoare annotation was computed. [2020-11-29 22:35:15,358 INFO L274 CegarLoopResult]: For program point L97(lines 97 114) no Hoare annotation was computed. [2020-11-29 22:35:15,358 INFO L274 CegarLoopResult]: For program point L97-1(lines 97 114) no Hoare annotation was computed. [2020-11-29 22:35:15,358 INFO L274 CegarLoopResult]: For program point L97-2(lines 97 114) no Hoare annotation was computed. [2020-11-29 22:35:15,358 INFO L274 CegarLoopResult]: For program point L97-3(lines 97 114) no Hoare annotation was computed. [2020-11-29 22:35:15,358 INFO L274 CegarLoopResult]: For program point L97-4(lines 97 114) no Hoare annotation was computed. [2020-11-29 22:35:15,358 INFO L274 CegarLoopResult]: For program point L97-5(lines 97 114) no Hoare annotation was computed. [2020-11-29 22:35:15,359 INFO L270 CegarLoopResult]: At program point L65(lines 61 83) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (or (<= ~waterLevel~0 1) (= 2 ~waterLevel~0))) (.cse1 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 (= 0 ~systemActive~0) .cse2 .cse3) (and (<= 1 ~pumpRunning~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse0 .cse1 .cse3))) [2020-11-29 22:35:15,359 INFO L270 CegarLoopResult]: At program point L65-1(lines 61 83) the Hoare annotation is: false [2020-11-29 22:35:15,359 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-29 22:35:15,359 INFO L270 CegarLoopResult]: At program point L65-2(lines 61 83) the Hoare annotation is: false [2020-11-29 22:35:15,359 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-29 22:35:15,359 INFO L274 CegarLoopResult]: For program point L726(lines 726 743) no Hoare annotation was computed. [2020-11-29 22:35:15,360 INFO L270 CegarLoopResult]: At program point L726-1(lines 1 984) the Hoare annotation is: (let ((.cse1 (= 2 ~waterLevel~0))) (let ((.cse5 (= ~pumpRunning~0 0)) (.cse0 (<= 1 ~pumpRunning~0)) (.cse4 (or (<= ~waterLevel~0 1) .cse1)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 (= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~7 2) .cse2 .cse3 (= |ULTIMATE.start_getWaterLevel_#res| 2)) (and .cse4 .cse2 .cse5 .cse3) (and .cse4 (= 0 ~systemActive~0) .cse5 .cse3) (and .cse0 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse4 .cse2 .cse3)))) [2020-11-29 22:35:15,360 INFO L270 CegarLoopResult]: At program point L759-2(lines 759 773) the Hoare annotation is: false [2020-11-29 22:35:15,360 INFO L274 CegarLoopResult]: For program point L726-2(lines 726 743) no Hoare annotation was computed. [2020-11-29 22:35:15,360 INFO L270 CegarLoopResult]: At program point L726-3(lines 1 984) the Hoare annotation is: false [2020-11-29 22:35:15,360 INFO L274 CegarLoopResult]: For program point L726-4(lines 726 743) no Hoare annotation was computed. [2020-11-29 22:35:15,360 INFO L270 CegarLoopResult]: At program point L726-5(lines 1 984) the Hoare annotation is: false [2020-11-29 22:35:15,360 INFO L270 CegarLoopResult]: At program point L231(lines 216 234) the Hoare annotation is: false [2020-11-29 22:35:15,361 INFO L270 CegarLoopResult]: At program point L231-1(lines 216 234) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (= 2 ~waterLevel~0) .cse0 .cse1 .cse2) (and (not (= ULTIMATE.start_isHighWaterLevel_~tmp~2 0)) (<= ~waterLevel~0 1) .cse0 (= |ULTIMATE.start_isHighWaterLevel_#res| 0) .cse1 .cse2 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 0)))) [2020-11-29 22:35:15,361 INFO L270 CegarLoopResult]: At program point L231-2(lines 216 234) the Hoare annotation is: false [2020-11-29 22:35:15,361 INFO L270 CegarLoopResult]: At program point L231-3(lines 216 234) the Hoare annotation is: false [2020-11-29 22:35:15,361 INFO L270 CegarLoopResult]: At program point L231-4(lines 216 234) the Hoare annotation is: false [2020-11-29 22:35:15,361 INFO L270 CegarLoopResult]: At program point L231-5(lines 216 234) the Hoare annotation is: false [2020-11-29 22:35:15,361 INFO L274 CegarLoopResult]: For program point L760(line 760) no Hoare annotation was computed. [2020-11-29 22:35:15,361 INFO L270 CegarLoopResult]: At program point L167(lines 160 170) the Hoare annotation is: (and (<= 1 ~pumpRunning~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (or (<= ~waterLevel~0 1) (= 2 ~waterLevel~0)) (= 1 ~systemActive~0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-11-29 22:35:15,361 INFO L270 CegarLoopResult]: At program point L167-1(lines 160 170) the Hoare annotation is: false [2020-11-29 22:35:15,362 INFO L274 CegarLoopResult]: For program point L101(lines 101 109) no Hoare annotation was computed. [2020-11-29 22:35:15,362 INFO L270 CegarLoopResult]: At program point L167-2(lines 160 170) the Hoare annotation is: false [2020-11-29 22:35:15,362 INFO L274 CegarLoopResult]: For program point L101-1(lines 101 109) no Hoare annotation was computed. [2020-11-29 22:35:15,362 INFO L274 CegarLoopResult]: For program point L101-2(lines 101 109) no Hoare annotation was computed. [2020-11-29 22:35:15,362 INFO L274 CegarLoopResult]: For program point L101-3(lines 101 109) no Hoare annotation was computed. [2020-11-29 22:35:15,392 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 10:35:15 BoogieIcfgContainer [2020-11-29 22:35:15,393 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-29 22:35:15,393 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-29 22:35:15,393 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-29 22:35:15,394 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-29 22:35:15,394 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 10:35:07" (3/4) ... [2020-11-29 22:35:15,397 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-29 22:35:15,416 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-11-29 22:35:15,418 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-11-29 22:35:15,419 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-11-29 22:35:15,420 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-11-29 22:35:15,421 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-11-29 22:35:15,422 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-29 22:35:15,423 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-29 22:35:15,448 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 <= pumpRunning && 2 == waterLevel) && tmp == 2) && 1 == systemActive) && splverifierCounter == 0) && \result == 2) || ((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0) [2020-11-29 22:35:15,448 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 <= pumpRunning && 2 == waterLevel) && 1 == systemActive) && splverifierCounter == 0) || ((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0) [2020-11-29 22:35:15,448 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 <= pumpRunning && 2 == waterLevel) && 1 == systemActive) && splverifierCounter == 0) || ((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0) [2020-11-29 22:35:15,449 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 <= pumpRunning && 2 == waterLevel) && 1 == systemActive) && splverifierCounter == 0) || ((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0) [2020-11-29 22:35:15,449 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 <= pumpRunning && 1 <= \result) && 2 == waterLevel) && 1 == systemActive) && splverifierCounter == 0) || (((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0) [2020-11-29 22:35:15,450 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) || (((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0) [2020-11-29 22:35:15,450 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || ((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0) [2020-11-29 22:35:15,451 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 <= pumpRunning && 2 == waterLevel) && 1 == systemActive) && splverifierCounter == 0) || ((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0) [2020-11-29 22:35:15,452 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || ((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0)) || ((((1 <= pumpRunning && 2 == waterLevel) && 1 == systemActive) && splverifierCounter == 0) && \result == 2) [2020-11-29 22:35:15,452 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0 [2020-11-29 22:35:15,453 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0 [2020-11-29 22:35:15,453 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!(\result == 0) && waterLevel <= 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || (((2 == waterLevel && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) [2020-11-29 22:35:15,453 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) || (((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0) [2020-11-29 22:35:15,454 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((2 == waterLevel && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || ((((((!(tmp == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 0) [2020-11-29 22:35:15,558 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_6ee82e66-e89d-449a-b246-514724f594ab/bin/uautomizer/witness.graphml [2020-11-29 22:35:15,559 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-29 22:35:15,560 INFO L168 Benchmark]: Toolchain (without parser) took 9766.89 ms. Allocated memory was 86.0 MB in the beginning and 188.7 MB in the end (delta: 102.8 MB). Free memory was 52.9 MB in the beginning and 128.5 MB in the end (delta: -75.6 MB). Peak memory consumption was 25.9 MB. Max. memory is 16.1 GB. [2020-11-29 22:35:15,560 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 86.0 MB. Free memory was 45.4 MB in the beginning and 45.4 MB in the end (delta: 30.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 22:35:15,561 INFO L168 Benchmark]: CACSL2BoogieTranslator took 496.33 ms. Allocated memory is still 86.0 MB. Free memory was 52.6 MB in the beginning and 52.4 MB in the end (delta: 296.4 kB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-29 22:35:15,561 INFO L168 Benchmark]: Boogie Procedure Inliner took 106.45 ms. Allocated memory is still 86.0 MB. Free memory was 52.4 MB in the beginning and 48.5 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-29 22:35:15,562 INFO L168 Benchmark]: Boogie Preprocessor took 46.09 ms. Allocated memory is still 86.0 MB. Free memory was 48.5 MB in the beginning and 45.7 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 22:35:15,562 INFO L168 Benchmark]: RCFGBuilder took 1240.57 ms. Allocated memory was 86.0 MB in the beginning and 104.9 MB in the end (delta: 18.9 MB). Free memory was 45.7 MB in the beginning and 68.5 MB in the end (delta: -22.8 MB). Peak memory consumption was 29.6 MB. Max. memory is 16.1 GB. [2020-11-29 22:35:15,562 INFO L168 Benchmark]: TraceAbstraction took 7700.50 ms. Allocated memory was 104.9 MB in the beginning and 188.7 MB in the end (delta: 83.9 MB). Free memory was 67.9 MB in the beginning and 139.0 MB in the end (delta: -71.0 MB). Peak memory consumption was 99.4 MB. Max. memory is 16.1 GB. [2020-11-29 22:35:15,563 INFO L168 Benchmark]: Witness Printer took 165.38 ms. Allocated memory is still 188.7 MB. Free memory was 139.0 MB in the beginning and 128.5 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-29 22:35:15,565 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 86.0 MB. Free memory was 45.4 MB in the beginning and 45.4 MB in the end (delta: 30.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 496.33 ms. Allocated memory is still 86.0 MB. Free memory was 52.6 MB in the beginning and 52.4 MB in the end (delta: 296.4 kB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 106.45 ms. Allocated memory is still 86.0 MB. Free memory was 52.4 MB in the beginning and 48.5 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 46.09 ms. Allocated memory is still 86.0 MB. Free memory was 48.5 MB in the beginning and 45.7 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1240.57 ms. Allocated memory was 86.0 MB in the beginning and 104.9 MB in the end (delta: 18.9 MB). Free memory was 45.7 MB in the beginning and 68.5 MB in the end (delta: -22.8 MB). Peak memory consumption was 29.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 7700.50 ms. Allocated memory was 104.9 MB in the beginning and 188.7 MB in the end (delta: 83.9 MB). Free memory was 67.9 MB in the beginning and 139.0 MB in the end (delta: -71.0 MB). Peak memory consumption was 99.4 MB. Max. memory is 16.1 GB. * Witness Printer took 165.38 ms. Allocated memory is still 188.7 MB. Free memory was 139.0 MB in the beginning and 128.5 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 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: 700]: Loop Invariant Derived loop invariant: (waterLevel == 1 && 1 == systemActive) && pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((1 <= pumpRunning && 2 == waterLevel) && 1 == systemActive) && splverifierCounter == 0) || ((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0) - InvariantResult [Line: 61]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 971]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 61]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 971]: Loop Invariant Derived loop invariant: ((((!(\result == 0) && waterLevel <= 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || (((2 == waterLevel && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 971]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 61]: Loop Invariant Derived loop invariant: (((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || ((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0) - InvariantResult [Line: 971]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 292]: Loop Invariant Derived loop invariant: (((((1 <= pumpRunning && 2 == waterLevel) && 1 == systemActive) && splverifierCounter == 0) || ((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0) - InvariantResult [Line: 971]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 971]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 171]: Loop Invariant Derived loop invariant: ((((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) || (((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0) - InvariantResult [Line: 216]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 171]: Loop Invariant Derived loop invariant: ((((((1 <= pumpRunning && 1 <= \result) && 2 == waterLevel) && 1 == systemActive) && splverifierCounter == 0) || (((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0) - InvariantResult [Line: 216]: Loop Invariant Derived loop invariant: (((2 == waterLevel && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || ((((((!(tmp == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 0) - InvariantResult [Line: 271]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 216]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 834]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 171]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 171]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 216]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 171]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 216]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 171]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 282]: Loop Invariant Derived loop invariant: (((((1 <= pumpRunning && 2 == waterLevel) && 1 == systemActive) && splverifierCounter == 0) || ((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0) - InvariantResult [Line: 216]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 65]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 962]: Loop Invariant Derived loop invariant: ((((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || ((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0)) || ((((1 <= pumpRunning && 2 == waterLevel) && 1 == systemActive) && splverifierCounter == 0) && \result == 2) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 962]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: ((waterLevel <= 1 || 2 == waterLevel) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 962]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (waterLevel == 1 && 1 == systemActive) && pumpRunning == 0 - InvariantResult [Line: 160]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 160]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 72]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 882]: Loop Invariant Derived loop invariant: (waterLevel == 1 && 1 == systemActive) && pumpRunning == 0 - InvariantResult [Line: 72]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 160]: Loop Invariant Derived loop invariant: ((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0 - InvariantResult [Line: 824]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 65]: Loop Invariant Derived loop invariant: ((((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) || (((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0) - InvariantResult [Line: 72]: Loop Invariant Derived loop invariant: (((((1 <= pumpRunning && 2 == waterLevel) && 1 == systemActive) && splverifierCounter == 0) || ((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((1 <= pumpRunning && 2 == waterLevel) && tmp == 2) && 1 == systemActive) && splverifierCounter == 0) && \result == 2) || ((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0) - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 65]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 803]: Loop Invariant Derived loop invariant: (waterLevel == 1 && 1 == systemActive) && pumpRunning == 0 - InvariantResult [Line: 930]: Loop Invariant Derived loop invariant: ((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0 - InvariantResult [Line: 930]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 930]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 125 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.9s, OverallIterations: 11, TraceHistogramMax: 2, AutomataDifference: 1.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1168 SDtfs, 1572 SDslu, 1754 SDs, 0 SdLazy, 289 SolverSat, 95 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 129 GetRequests, 81 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=372occurred 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: 0.2s AutomataMinimizationTime, 11 MinimizatonAttempts, 947 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 51 LocationsWithAnnotation, 51 PreInvPairs, 206 NumberOfFragments, 901 HoareAnnotationTreeSize, 51 FomulaSimplifications, 145442 FormulaSimplificationTreeSizeReduction, 0.7s HoareSimplificationTime, 51 FomulaSimplificationsInter, 22843 FormulaSimplificationTreeSizeReductionInter, 2.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 426 NumberOfCodeBlocks, 426 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 414 ConstructedInterpolants, 0 QuantifiedInterpolants, 32903 SizeOfPredicates, 4 NumberOfNonLiveVariables, 442 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 12 InterpolantComputations, 10 PerfectInterpolantSequences, 38/48 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...