./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product55.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_79dda449-dc56-47c7-aa42-525d04fa8313/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_79dda449-dc56-47c7-aa42-525d04fa8313/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_79dda449-dc56-47c7-aa42-525d04fa8313/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_79dda449-dc56-47c7-aa42-525d04fa8313/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product55.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_79dda449-dc56-47c7-aa42-525d04fa8313/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_79dda449-dc56-47c7-aa42-525d04fa8313/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 5a303cc650f696ad71f04e0b60c5ac6485d0c198 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 03:05:57,609 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:05:57,639 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:05:57,680 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:05:57,680 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:05:57,681 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:05:57,683 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:05:57,686 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:05:57,688 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:05:57,689 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:05:57,690 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:05:57,692 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:05:57,692 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:05:57,694 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:05:57,695 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:05:57,696 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:05:57,697 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:05:57,698 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:05:57,701 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:05:57,703 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:05:57,705 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:05:57,706 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:05:57,708 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:05:57,709 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:05:57,713 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:05:57,713 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:05:57,714 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:05:57,715 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:05:57,715 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:05:57,716 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:05:57,717 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:05:57,718 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:05:57,719 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:05:57,720 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:05:57,721 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:05:57,721 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:05:57,722 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:05:57,723 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:05:57,723 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:05:57,724 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:05:57,725 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:05:57,726 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_79dda449-dc56-47c7-aa42-525d04fa8313/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-11-28 03:05:57,755 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:05:57,756 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:05:57,757 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:05:57,757 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:05:57,758 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:05:57,758 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:05:57,758 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 03:05:57,759 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 03:05:57,759 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 03:05:57,759 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:05:57,759 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 03:05:57,759 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:05:57,759 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 03:05:57,760 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 03:05:57,760 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 03:05:57,760 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:05:57,760 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 03:05:57,760 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:05:57,761 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:05:57,761 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:05:57,761 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:05:57,761 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:05:57,761 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:05:57,762 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:05:57,762 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 03:05:57,762 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-28 03:05:57,762 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 03:05:57,762 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 03:05:57,763 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:05:57,763 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_79dda449-dc56-47c7-aa42-525d04fa8313/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_79dda449-dc56-47c7-aa42-525d04fa8313/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5a303cc650f696ad71f04e0b60c5ac6485d0c198 [2020-11-28 03:05:58,002 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:05:58,044 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:05:58,048 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:05:58,049 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:05:58,051 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:05:58,052 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_79dda449-dc56-47c7-aa42-525d04fa8313/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec2_product55.cil.c [2020-11-28 03:05:58,135 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_79dda449-dc56-47c7-aa42-525d04fa8313/bin/uautomizer/data/98644ff0b/46690e3cb3254584ba2d122e8b5d5232/FLAG592ded132 [2020-11-28 03:05:58,717 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:05:58,718 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_79dda449-dc56-47c7-aa42-525d04fa8313/sv-benchmarks/c/product-lines/minepump_spec2_product55.cil.c [2020-11-28 03:05:58,730 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_79dda449-dc56-47c7-aa42-525d04fa8313/bin/uautomizer/data/98644ff0b/46690e3cb3254584ba2d122e8b5d5232/FLAG592ded132 [2020-11-28 03:05:59,047 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_79dda449-dc56-47c7-aa42-525d04fa8313/bin/uautomizer/data/98644ff0b/46690e3cb3254584ba2d122e8b5d5232 [2020-11-28 03:05:59,052 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:05:59,054 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 03:05:59,060 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:05:59,061 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:05:59,064 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:05:59,065 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:05:59" (1/1) ... [2020-11-28 03:05:59,067 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@214f4fba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:05:59, skipping insertion in model container [2020-11-28 03:05:59,067 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:05:59" (1/1) ... [2020-11-28 03:05:59,075 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:05:59,133 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:05:59,493 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 03:05:59,511 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 03:05:59,642 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 03:05:59,680 INFO L208 MainTranslator]: Completed translation [2020-11-28 03:05:59,680 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:05:59 WrapperNode [2020-11-28 03:05:59,681 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:05:59,682 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 03:05:59,682 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 03:05:59,682 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 03:05:59,691 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:05:59" (1/1) ... [2020-11-28 03:05:59,728 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:05:59" (1/1) ... [2020-11-28 03:05:59,810 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 03:05:59,811 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 03:05:59,812 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 03:05:59,812 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 03:05:59,828 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:05:59" (1/1) ... [2020-11-28 03:05:59,831 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:05:59" (1/1) ... [2020-11-28 03:05:59,837 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:05:59" (1/1) ... [2020-11-28 03:05:59,843 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:05:59" (1/1) ... [2020-11-28 03:05:59,878 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:05:59" (1/1) ... [2020-11-28 03:05:59,890 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:05:59" (1/1) ... [2020-11-28 03:05:59,894 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:05:59" (1/1) ... [2020-11-28 03:05:59,928 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 03:05:59,929 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 03:05:59,929 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 03:05:59,929 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 03:05:59,930 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:05:59" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_79dda449-dc56-47c7-aa42-525d04fa8313/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:05:59,997 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 03:05:59,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 03:05:59,997 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 03:05:59,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 03:06:01,394 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 03:06:01,394 INFO L298 CfgBuilder]: Removed 288 assume(true) statements. [2020-11-28 03:06:01,397 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:06:01 BoogieIcfgContainer [2020-11-28 03:06:01,397 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 03:06:01,401 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-28 03:06:01,402 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-28 03:06:01,405 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-28 03:06:01,405 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 03:05:59" (1/3) ... [2020-11-28 03:06:01,406 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ba57be6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:06:01, skipping insertion in model container [2020-11-28 03:06:01,406 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:05:59" (2/3) ... [2020-11-28 03:06:01,407 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ba57be6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:06:01, skipping insertion in model container [2020-11-28 03:06:01,407 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:06:01" (3/3) ... [2020-11-28 03:06:01,408 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product55.cil.c [2020-11-28 03:06:01,419 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-28 03:06:01,424 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-11-28 03:06:01,436 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-11-28 03:06:01,473 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-28 03:06:01,474 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-28 03:06:01,474 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-28 03:06:01,474 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-28 03:06:01,474 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-28 03:06:01,474 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-28 03:06:01,474 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-28 03:06:01,474 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-28 03:06:01,490 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states. [2020-11-28 03:06:01,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-28 03:06:01,502 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:06:01,503 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:06:01,503 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:06:01,510 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:06:01,511 INFO L82 PathProgramCache]: Analyzing trace with hash 438337188, now seen corresponding path program 1 times [2020-11-28 03:06:01,519 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:06:01,520 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2102872632] [2020-11-28 03:06:01,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:06:01,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:06:01,879 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:06:01,880 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2102872632] [2020-11-28 03:06:01,881 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:06:01,881 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-28 03:06:01,882 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1811235550] [2020-11-28 03:06:01,887 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-11-28 03:06:01,887 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:06:01,901 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-11-28 03:06:01,901 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-28 03:06:01,904 INFO L87 Difference]: Start difference. First operand 198 states. Second operand 2 states. [2020-11-28 03:06:01,977 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:06:01,978 INFO L93 Difference]: Finished difference Result 386 states and 591 transitions. [2020-11-28 03:06:01,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-28 03:06:01,979 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2020-11-28 03:06:01,979 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:06:02,000 INFO L225 Difference]: With dead ends: 386 [2020-11-28 03:06:02,000 INFO L226 Difference]: Without dead ends: 191 [2020-11-28 03:06:02,014 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-28 03:06:02,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states. [2020-11-28 03:06:02,084 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 191. [2020-11-28 03:06:02,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 191 states. [2020-11-28 03:06:02,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 286 transitions. [2020-11-28 03:06:02,092 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 286 transitions. Word has length 18 [2020-11-28 03:06:02,093 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:06:02,094 INFO L481 AbstractCegarLoop]: Abstraction has 191 states and 286 transitions. [2020-11-28 03:06:02,094 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-11-28 03:06:02,095 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 286 transitions. [2020-11-28 03:06:02,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-11-28 03:06:02,099 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:06:02,099 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:06:02,099 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-28 03:06:02,100 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:06:02,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:06:02,103 INFO L82 PathProgramCache]: Analyzing trace with hash 219501219, now seen corresponding path program 1 times [2020-11-28 03:06:02,103 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:06:02,103 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [865458100] [2020-11-28 03:06:02,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:06:02,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:06:02,254 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:06:02,254 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [865458100] [2020-11-28 03:06:02,254 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:06:02,254 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 03:06:02,255 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1766028834] [2020-11-28 03:06:02,256 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:06:02,256 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:06:02,257 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:06:02,257 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:06:02,257 INFO L87 Difference]: Start difference. First operand 191 states and 286 transitions. Second operand 3 states. [2020-11-28 03:06:02,277 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:06:02,282 INFO L93 Difference]: Finished difference Result 191 states and 286 transitions. [2020-11-28 03:06:02,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:06:02,283 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2020-11-28 03:06:02,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:06:02,286 INFO L225 Difference]: With dead ends: 191 [2020-11-28 03:06:02,286 INFO L226 Difference]: Without dead ends: 75 [2020-11-28 03:06:02,289 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:06:02,290 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2020-11-28 03:06:02,297 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2020-11-28 03:06:02,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75 states. [2020-11-28 03:06:02,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 111 transitions. [2020-11-28 03:06:02,301 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 111 transitions. Word has length 19 [2020-11-28 03:06:02,301 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:06:02,302 INFO L481 AbstractCegarLoop]: Abstraction has 75 states and 111 transitions. [2020-11-28 03:06:02,302 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:06:02,302 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 111 transitions. [2020-11-28 03:06:02,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-28 03:06:02,304 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:06:02,305 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] [2020-11-28 03:06:02,306 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-28 03:06:02,306 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:06:02,306 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:06:02,307 INFO L82 PathProgramCache]: Analyzing trace with hash 359640127, now seen corresponding path program 1 times [2020-11-28 03:06:02,308 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:06:02,308 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [714775345] [2020-11-28 03:06:02,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:06:02,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:06:02,439 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:06:02,439 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [714775345] [2020-11-28 03:06:02,439 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:06:02,439 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-28 03:06:02,440 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [719586838] [2020-11-28 03:06:02,440 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-28 03:06:02,440 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:06:02,441 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-28 03:06:02,441 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-11-28 03:06:02,441 INFO L87 Difference]: Start difference. First operand 75 states and 111 transitions. Second operand 6 states. [2020-11-28 03:06:02,670 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:06:02,671 INFO L93 Difference]: Finished difference Result 235 states and 355 transitions. [2020-11-28 03:06:02,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-28 03:06:02,672 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 24 [2020-11-28 03:06:02,672 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:06:02,673 INFO L225 Difference]: With dead ends: 235 [2020-11-28 03:06:02,673 INFO L226 Difference]: Without dead ends: 167 [2020-11-28 03:06:02,674 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-11-28 03:06:02,675 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2020-11-28 03:06:02,693 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 95. [2020-11-28 03:06:02,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2020-11-28 03:06:02,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 142 transitions. [2020-11-28 03:06:02,699 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 142 transitions. Word has length 24 [2020-11-28 03:06:02,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:06:02,699 INFO L481 AbstractCegarLoop]: Abstraction has 95 states and 142 transitions. [2020-11-28 03:06:02,699 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-28 03:06:02,700 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 142 transitions. [2020-11-28 03:06:02,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-11-28 03:06:02,702 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:06:02,703 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] [2020-11-28 03:06:02,703 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-28 03:06:02,704 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:06:02,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:06:02,705 INFO L82 PathProgramCache]: Analyzing trace with hash 1777034885, now seen corresponding path program 1 times [2020-11-28 03:06:02,705 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:06:02,705 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [956319095] [2020-11-28 03:06:02,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:06:02,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:06:02,778 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:06:02,778 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [956319095] [2020-11-28 03:06:02,779 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:06:02,779 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-28 03:06:02,779 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [445451849] [2020-11-28 03:06:02,779 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:06:02,779 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:06:02,780 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:06:02,780 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:06:02,780 INFO L87 Difference]: Start difference. First operand 95 states and 142 transitions. Second operand 3 states. [2020-11-28 03:06:02,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:06:02,842 INFO L93 Difference]: Finished difference Result 193 states and 291 transitions. [2020-11-28 03:06:02,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:06:02,843 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 27 [2020-11-28 03:06:02,843 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:06:02,844 INFO L225 Difference]: With dead ends: 193 [2020-11-28 03:06:02,844 INFO L226 Difference]: Without dead ends: 105 [2020-11-28 03:06:02,845 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:06:02,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2020-11-28 03:06:02,862 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 103. [2020-11-28 03:06:02,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2020-11-28 03:06:02,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 148 transitions. [2020-11-28 03:06:02,865 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 148 transitions. Word has length 27 [2020-11-28 03:06:02,865 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:06:02,865 INFO L481 AbstractCegarLoop]: Abstraction has 103 states and 148 transitions. [2020-11-28 03:06:02,866 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:06:02,866 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 148 transitions. [2020-11-28 03:06:02,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-11-28 03:06:02,867 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:06:02,867 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] [2020-11-28 03:06:02,867 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-28 03:06:02,868 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:06:02,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:06:02,868 INFO L82 PathProgramCache]: Analyzing trace with hash 681148104, now seen corresponding path program 1 times [2020-11-28 03:06:02,869 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:06:02,869 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [455404356] [2020-11-28 03:06:02,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:06:02,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:06:02,978 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:06:02,978 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [455404356] [2020-11-28 03:06:02,978 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:06:02,979 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-28 03:06:02,979 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1249380307] [2020-11-28 03:06:02,979 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-28 03:06:02,979 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:06:02,980 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-28 03:06:02,980 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-28 03:06:02,980 INFO L87 Difference]: Start difference. First operand 103 states and 148 transitions. Second operand 5 states. [2020-11-28 03:06:03,104 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:06:03,104 INFO L93 Difference]: Finished difference Result 492 states and 716 transitions. [2020-11-28 03:06:03,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-11-28 03:06:03,105 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 27 [2020-11-28 03:06:03,105 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:06:03,108 INFO L225 Difference]: With dead ends: 492 [2020-11-28 03:06:03,108 INFO L226 Difference]: Without dead ends: 396 [2020-11-28 03:06:03,109 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-11-28 03:06:03,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 396 states. [2020-11-28 03:06:03,148 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 396 to 188. [2020-11-28 03:06:03,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 188 states. [2020-11-28 03:06:03,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 188 states and 267 transitions. [2020-11-28 03:06:03,150 INFO L78 Accepts]: Start accepts. Automaton has 188 states and 267 transitions. Word has length 27 [2020-11-28 03:06:03,151 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:06:03,151 INFO L481 AbstractCegarLoop]: Abstraction has 188 states and 267 transitions. [2020-11-28 03:06:03,151 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-28 03:06:03,151 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 267 transitions. [2020-11-28 03:06:03,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-11-28 03:06:03,158 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:06:03,158 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:06:03,159 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-28 03:06:03,159 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:06:03,159 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:06:03,160 INFO L82 PathProgramCache]: Analyzing trace with hash -752997056, now seen corresponding path program 1 times [2020-11-28 03:06:03,160 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:06:03,160 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1496082131] [2020-11-28 03:06:03,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:06:03,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:06:03,266 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:06:03,266 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1496082131] [2020-11-28 03:06:03,266 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:06:03,266 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-28 03:06:03,267 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1551842694] [2020-11-28 03:06:03,267 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-28 03:06:03,267 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:06:03,268 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-28 03:06:03,268 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-28 03:06:03,268 INFO L87 Difference]: Start difference. First operand 188 states and 267 transitions. Second operand 5 states. [2020-11-28 03:06:03,474 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:06:03,475 INFO L93 Difference]: Finished difference Result 703 states and 1003 transitions. [2020-11-28 03:06:03,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-11-28 03:06:03,475 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 28 [2020-11-28 03:06:03,476 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:06:03,479 INFO L225 Difference]: With dead ends: 703 [2020-11-28 03:06:03,479 INFO L226 Difference]: Without dead ends: 522 [2020-11-28 03:06:03,480 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-11-28 03:06:03,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 522 states. [2020-11-28 03:06:03,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 522 to 186. [2020-11-28 03:06:03,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 186 states. [2020-11-28 03:06:03,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 186 states and 261 transitions. [2020-11-28 03:06:03,507 INFO L78 Accepts]: Start accepts. Automaton has 186 states and 261 transitions. Word has length 28 [2020-11-28 03:06:03,508 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:06:03,510 INFO L481 AbstractCegarLoop]: Abstraction has 186 states and 261 transitions. [2020-11-28 03:06:03,511 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-28 03:06:03,511 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 261 transitions. [2020-11-28 03:06:03,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-11-28 03:06:03,515 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:06:03,516 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:06:03,516 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-11-28 03:06:03,517 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:06:03,517 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:06:03,517 INFO L82 PathProgramCache]: Analyzing trace with hash 1409801979, now seen corresponding path program 1 times [2020-11-28 03:06:03,518 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:06:03,518 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [565530579] [2020-11-28 03:06:03,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:06:03,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:06:03,594 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:06:03,594 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [565530579] [2020-11-28 03:06:03,595 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:06:03,595 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-28 03:06:03,595 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [126030420] [2020-11-28 03:06:03,595 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-28 03:06:03,596 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:06:03,596 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-28 03:06:03,596 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-28 03:06:03,596 INFO L87 Difference]: Start difference. First operand 186 states and 261 transitions. Second operand 5 states. [2020-11-28 03:06:03,700 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:06:03,700 INFO L93 Difference]: Finished difference Result 537 states and 745 transitions. [2020-11-28 03:06:03,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-28 03:06:03,701 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2020-11-28 03:06:03,701 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:06:03,703 INFO L225 Difference]: With dead ends: 537 [2020-11-28 03:06:03,703 INFO L226 Difference]: Without dead ends: 358 [2020-11-28 03:06:03,704 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-11-28 03:06:03,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 358 states. [2020-11-28 03:06:03,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 358 to 204. [2020-11-28 03:06:03,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 204 states. [2020-11-28 03:06:03,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 279 transitions. [2020-11-28 03:06:03,725 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 279 transitions. Word has length 34 [2020-11-28 03:06:03,725 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:06:03,725 INFO L481 AbstractCegarLoop]: Abstraction has 204 states and 279 transitions. [2020-11-28 03:06:03,726 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-28 03:06:03,726 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 279 transitions. [2020-11-28 03:06:03,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-11-28 03:06:03,726 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:06:03,726 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:06:03,727 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-11-28 03:06:03,727 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:06:03,727 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:06:03,727 INFO L82 PathProgramCache]: Analyzing trace with hash 2110866557, now seen corresponding path program 1 times [2020-11-28 03:06:03,727 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:06:03,728 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1570018649] [2020-11-28 03:06:03,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:06:03,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:06:03,809 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:06:03,810 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1570018649] [2020-11-28 03:06:03,810 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:06:03,810 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-11-28 03:06:03,810 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [265486148] [2020-11-28 03:06:03,810 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-28 03:06:03,810 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:06:03,811 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-28 03:06:03,811 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-11-28 03:06:03,811 INFO L87 Difference]: Start difference. First operand 204 states and 279 transitions. Second operand 6 states. [2020-11-28 03:06:03,968 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:06:03,968 INFO L93 Difference]: Finished difference Result 587 states and 795 transitions. [2020-11-28 03:06:03,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-11-28 03:06:03,969 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 34 [2020-11-28 03:06:03,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:06:03,971 INFO L225 Difference]: With dead ends: 587 [2020-11-28 03:06:03,971 INFO L226 Difference]: Without dead ends: 390 [2020-11-28 03:06:03,972 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2020-11-28 03:06:03,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 390 states. [2020-11-28 03:06:04,005 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 390 to 216. [2020-11-28 03:06:04,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 216 states. [2020-11-28 03:06:04,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 291 transitions. [2020-11-28 03:06:04,006 INFO L78 Accepts]: Start accepts. Automaton has 216 states and 291 transitions. Word has length 34 [2020-11-28 03:06:04,007 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:06:04,007 INFO L481 AbstractCegarLoop]: Abstraction has 216 states and 291 transitions. [2020-11-28 03:06:04,007 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-28 03:06:04,007 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 291 transitions. [2020-11-28 03:06:04,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-11-28 03:06:04,008 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:06:04,008 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:06:04,008 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-11-28 03:06:04,009 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:06:04,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:06:04,010 INFO L82 PathProgramCache]: Analyzing trace with hash 1524060543, now seen corresponding path program 1 times [2020-11-28 03:06:04,010 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:06:04,010 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1493003203] [2020-11-28 03:06:04,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:06:04,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:06:04,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:06:04,066 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1493003203] [2020-11-28 03:06:04,066 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:06:04,066 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-28 03:06:04,066 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1285992566] [2020-11-28 03:06:04,067 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:06:04,067 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:06:04,067 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:06:04,067 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:06:04,067 INFO L87 Difference]: Start difference. First operand 216 states and 291 transitions. Second operand 3 states. [2020-11-28 03:06:04,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:06:04,143 INFO L93 Difference]: Finished difference Result 515 states and 693 transitions. [2020-11-28 03:06:04,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:06:04,143 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 34 [2020-11-28 03:06:04,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:06:04,145 INFO L225 Difference]: With dead ends: 515 [2020-11-28 03:06:04,145 INFO L226 Difference]: Without dead ends: 306 [2020-11-28 03:06:04,146 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:06:04,147 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 306 states. [2020-11-28 03:06:04,177 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 306 to 306. [2020-11-28 03:06:04,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 306 states. [2020-11-28 03:06:04,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 306 states and 403 transitions. [2020-11-28 03:06:04,178 INFO L78 Accepts]: Start accepts. Automaton has 306 states and 403 transitions. Word has length 34 [2020-11-28 03:06:04,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:06:04,179 INFO L481 AbstractCegarLoop]: Abstraction has 306 states and 403 transitions. [2020-11-28 03:06:04,179 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:06:04,179 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 403 transitions. [2020-11-28 03:06:04,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-11-28 03:06:04,181 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:06:04,181 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:06:04,182 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-11-28 03:06:04,182 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:06:04,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:06:04,182 INFO L82 PathProgramCache]: Analyzing trace with hash 128114367, now seen corresponding path program 1 times [2020-11-28 03:06:04,183 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:06:04,184 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [647105475] [2020-11-28 03:06:04,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:06:04,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:06:04,251 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:06:04,251 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [647105475] [2020-11-28 03:06:04,252 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:06:04,252 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 03:06:04,252 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [881621238] [2020-11-28 03:06:04,252 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:06:04,252 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:06:04,253 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:06:04,253 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:06:04,253 INFO L87 Difference]: Start difference. First operand 306 states and 403 transitions. Second operand 3 states. [2020-11-28 03:06:04,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:06:04,333 INFO L93 Difference]: Finished difference Result 459 states and 606 transitions. [2020-11-28 03:06:04,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:06:04,334 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 35 [2020-11-28 03:06:04,335 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:06:04,337 INFO L225 Difference]: With dead ends: 459 [2020-11-28 03:06:04,337 INFO L226 Difference]: Without dead ends: 457 [2020-11-28 03:06:04,338 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:06:04,338 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 457 states. [2020-11-28 03:06:04,377 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 457 to 364. [2020-11-28 03:06:04,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 364 states. [2020-11-28 03:06:04,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 364 states and 488 transitions. [2020-11-28 03:06:04,379 INFO L78 Accepts]: Start accepts. Automaton has 364 states and 488 transitions. Word has length 35 [2020-11-28 03:06:04,379 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:06:04,379 INFO L481 AbstractCegarLoop]: Abstraction has 364 states and 488 transitions. [2020-11-28 03:06:04,380 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:06:04,380 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 488 transitions. [2020-11-28 03:06:04,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-11-28 03:06:04,382 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:06:04,382 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:06:04,382 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-11-28 03:06:04,382 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:06:04,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:06:04,383 INFO L82 PathProgramCache]: Analyzing trace with hash 1849168671, now seen corresponding path program 1 times [2020-11-28 03:06:04,383 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:06:04,383 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1470762575] [2020-11-28 03:06:04,383 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:06:04,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:06:04,497 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:06:04,497 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1470762575] [2020-11-28 03:06:04,498 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:06:04,498 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-28 03:06:04,498 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1806507171] [2020-11-28 03:06:04,498 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-28 03:06:04,499 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:06:04,500 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-28 03:06:04,501 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-28 03:06:04,501 INFO L87 Difference]: Start difference. First operand 364 states and 488 transitions. Second operand 5 states. [2020-11-28 03:06:04,659 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:06:04,659 INFO L93 Difference]: Finished difference Result 571 states and 779 transitions. [2020-11-28 03:06:04,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-28 03:06:04,659 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 60 [2020-11-28 03:06:04,660 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:06:04,661 INFO L225 Difference]: With dead ends: 571 [2020-11-28 03:06:04,662 INFO L226 Difference]: Without dead ends: 304 [2020-11-28 03:06:04,662 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-11-28 03:06:04,663 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 304 states. [2020-11-28 03:06:04,693 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 304 to 304. [2020-11-28 03:06:04,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 304 states. [2020-11-28 03:06:04,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 304 states and 395 transitions. [2020-11-28 03:06:04,695 INFO L78 Accepts]: Start accepts. Automaton has 304 states and 395 transitions. Word has length 60 [2020-11-28 03:06:04,696 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:06:04,696 INFO L481 AbstractCegarLoop]: Abstraction has 304 states and 395 transitions. [2020-11-28 03:06:04,696 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-28 03:06:04,696 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 395 transitions. [2020-11-28 03:06:04,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-11-28 03:06:04,697 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:06:04,698 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:06:04,698 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-11-28 03:06:04,698 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:06:04,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:06:04,699 INFO L82 PathProgramCache]: Analyzing trace with hash 1765557353, now seen corresponding path program 1 times [2020-11-28 03:06:04,699 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:06:04,699 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1653001334] [2020-11-28 03:06:04,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:06:04,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:06:04,781 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-11-28 03:06:04,781 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1653001334] [2020-11-28 03:06:04,781 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:06:04,781 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 03:06:04,782 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1591181179] [2020-11-28 03:06:04,782 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:06:04,782 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:06:04,783 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:06:04,783 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:06:04,783 INFO L87 Difference]: Start difference. First operand 304 states and 395 transitions. Second operand 3 states. [2020-11-28 03:06:04,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:06:04,917 INFO L93 Difference]: Finished difference Result 600 states and 779 transitions. [2020-11-28 03:06:04,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:06:04,917 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 63 [2020-11-28 03:06:04,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:06:04,919 INFO L225 Difference]: With dead ends: 600 [2020-11-28 03:06:04,919 INFO L226 Difference]: Without dead ends: 213 [2020-11-28 03:06:04,920 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:06:04,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 213 states. [2020-11-28 03:06:04,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 213 to 213. [2020-11-28 03:06:04,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 213 states. [2020-11-28 03:06:04,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 213 states and 267 transitions. [2020-11-28 03:06:04,941 INFO L78 Accepts]: Start accepts. Automaton has 213 states and 267 transitions. Word has length 63 [2020-11-28 03:06:04,942 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:06:04,942 INFO L481 AbstractCegarLoop]: Abstraction has 213 states and 267 transitions. [2020-11-28 03:06:04,942 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:06:04,942 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 267 transitions. [2020-11-28 03:06:04,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-11-28 03:06:04,943 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:06:04,943 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:06:04,943 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-11-28 03:06:04,944 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:06:04,944 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:06:04,944 INFO L82 PathProgramCache]: Analyzing trace with hash 776520708, now seen corresponding path program 1 times [2020-11-28 03:06:04,944 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:06:04,944 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [580139563] [2020-11-28 03:06:04,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:06:04,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:06:05,039 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-28 03:06:05,040 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [580139563] [2020-11-28 03:06:05,040 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:06:05,040 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-11-28 03:06:05,040 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [869068158] [2020-11-28 03:06:05,040 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-28 03:06:05,041 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:06:05,041 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-28 03:06:05,041 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-11-28 03:06:05,041 INFO L87 Difference]: Start difference. First operand 213 states and 267 transitions. Second operand 6 states. [2020-11-28 03:06:05,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:06:05,311 INFO L93 Difference]: Finished difference Result 678 states and 848 transitions. [2020-11-28 03:06:05,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-11-28 03:06:05,313 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 63 [2020-11-28 03:06:05,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:06:05,313 INFO L225 Difference]: With dead ends: 678 [2020-11-28 03:06:05,314 INFO L226 Difference]: Without dead ends: 0 [2020-11-28 03:06:05,315 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2020-11-28 03:06:05,315 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-28 03:06:05,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-28 03:06:05,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-28 03:06:05,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-28 03:06:05,316 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 63 [2020-11-28 03:06:05,316 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:06:05,316 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-28 03:06:05,316 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-28 03:06:05,316 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-28 03:06:05,316 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-28 03:06:05,317 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-11-28 03:06:05,318 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-28 03:06:05,504 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 113 [2020-11-28 03:06:05,652 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 116 [2020-11-28 03:06:05,805 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 91 [2020-11-28 03:06:06,158 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 130 [2020-11-28 03:06:06,380 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 130 [2020-11-28 03:06:06,588 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 142 [2020-11-28 03:06:06,983 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 151 [2020-11-28 03:06:07,680 WARN L193 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 38 [2020-11-28 03:06:08,429 WARN L193 SmtUtils]: Spent 687.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 33 [2020-11-28 03:06:08,589 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 25 [2020-11-28 03:06:09,053 WARN L193 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 34 [2020-11-28 03:06:09,340 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 29 [2020-11-28 03:06:09,614 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 30 [2020-11-28 03:06:09,718 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 21 [2020-11-28 03:06:10,249 WARN L193 SmtUtils]: Spent 523.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 32 [2020-11-28 03:06:10,744 WARN L193 SmtUtils]: Spent 479.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 31 [2020-11-28 03:06:11,379 WARN L193 SmtUtils]: Spent 634.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 30 [2020-11-28 03:06:11,504 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 12 [2020-11-28 03:06:11,933 WARN L193 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 38 [2020-11-28 03:06:12,090 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 27 [2020-11-28 03:06:12,653 WARN L193 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 30 [2020-11-28 03:06:12,664 INFO L274 CegarLoopResult]: For program point L993(lines 993 1000) no Hoare annotation was computed. [2020-11-28 03:06:12,664 INFO L277 CegarLoopResult]: At program point L993-1(lines 993 1000) the Hoare annotation is: true [2020-11-28 03:06:12,664 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-28 03:06:12,664 INFO L270 CegarLoopResult]: At program point L465(lines 450 468) the Hoare annotation is: false [2020-11-28 03:06:12,664 INFO L270 CegarLoopResult]: At program point L465-1(lines 450 468) the Hoare annotation is: false [2020-11-28 03:06:12,664 INFO L270 CegarLoopResult]: At program point L465-2(lines 450 468) the Hoare annotation is: false [2020-11-28 03:06:12,665 INFO L270 CegarLoopResult]: At program point L465-3(lines 450 468) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 1)) (.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse2 (not (= 0 ~systemActive~0))) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0) (not (= ULTIMATE.start_isHighWaterLevel_~tmp~4 0)) .cse2 (= |ULTIMATE.start_isHighWaterLevel_#res| 0) .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~methAndRunningLastTime~0 0)) (and .cse0 (= ~methaneLevelCritical~0 0) .cse2 .cse3 .cse4 .cse5))) [2020-11-28 03:06:12,665 INFO L270 CegarLoopResult]: At program point L465-4(lines 450 468) the Hoare annotation is: false [2020-11-28 03:06:12,665 INFO L270 CegarLoopResult]: At program point L465-5(lines 450 468) the Hoare annotation is: false [2020-11-28 03:06:12,665 INFO L270 CegarLoopResult]: At program point L465-6(lines 450 468) the Hoare annotation is: false [2020-11-28 03:06:12,665 INFO L274 CegarLoopResult]: For program point L234(lines 234 247) no Hoare annotation was computed. [2020-11-28 03:06:12,665 INFO L270 CegarLoopResult]: At program point L465-7(lines 450 468) the Hoare annotation is: false [2020-11-28 03:06:12,665 INFO L270 CegarLoopResult]: At program point L465-8(lines 450 468) the Hoare annotation is: false [2020-11-28 03:06:12,665 INFO L270 CegarLoopResult]: At program point L465-9(lines 450 468) the Hoare annotation is: false [2020-11-28 03:06:12,665 INFO L270 CegarLoopResult]: At program point L465-10(lines 450 468) the Hoare annotation is: false [2020-11-28 03:06:12,665 INFO L270 CegarLoopResult]: At program point L465-11(lines 450 468) the Hoare annotation is: false [2020-11-28 03:06:12,665 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-11-28 03:06:12,666 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-11-28 03:06:12,666 INFO L274 CegarLoopResult]: For program point L3-2(line 3) no Hoare annotation was computed. [2020-11-28 03:06:12,666 INFO L270 CegarLoopResult]: At program point L401(lines 394 404) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse1 (not (= ~pumpRunning~0 0))) (.cse2 (not (= 0 ~systemActive~0))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (= ~methaneLevelCritical~0 0) .cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse3 .cse4) (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse1 (<= 1 |ULTIMATE.start_isMethaneAlarm_#res|) .cse2 .cse3 .cse4))) [2020-11-28 03:06:12,666 INFO L270 CegarLoopResult]: At program point L401-1(lines 394 404) the Hoare annotation is: false [2020-11-28 03:06:12,666 INFO L274 CegarLoopResult]: For program point L335(lines 335 343) no Hoare annotation was computed. [2020-11-28 03:06:12,666 INFO L270 CegarLoopResult]: At program point L401-2(lines 394 404) the Hoare annotation is: false [2020-11-28 03:06:12,666 INFO L274 CegarLoopResult]: For program point L335-1(lines 335 343) no Hoare annotation was computed. [2020-11-28 03:06:12,666 INFO L274 CegarLoopResult]: For program point L335-2(lines 335 343) no Hoare annotation was computed. [2020-11-28 03:06:12,666 INFO L274 CegarLoopResult]: For program point L335-3(lines 335 343) no Hoare annotation was computed. [2020-11-28 03:06:12,666 INFO L274 CegarLoopResult]: For program point L335-4(lines 335 343) no Hoare annotation was computed. [2020-11-28 03:06:12,666 INFO L274 CegarLoopResult]: For program point L335-5(lines 335 343) no Hoare annotation was computed. [2020-11-28 03:06:12,667 INFO L274 CegarLoopResult]: For program point L171(lines 171 177) no Hoare annotation was computed. [2020-11-28 03:06:12,667 INFO L274 CegarLoopResult]: For program point L171-1(lines 171 177) no Hoare annotation was computed. [2020-11-28 03:06:12,667 INFO L274 CegarLoopResult]: For program point L171-2(lines 171 177) no Hoare annotation was computed. [2020-11-28 03:06:12,667 INFO L274 CegarLoopResult]: For program point L171-3(lines 171 177) no Hoare annotation was computed. [2020-11-28 03:06:12,667 INFO L274 CegarLoopResult]: For program point L171-4(lines 171 177) no Hoare annotation was computed. [2020-11-28 03:06:12,667 INFO L274 CegarLoopResult]: For program point L171-5(lines 171 177) no Hoare annotation was computed. [2020-11-28 03:06:12,667 INFO L274 CegarLoopResult]: For program point L171-6(lines 171 177) no Hoare annotation was computed. [2020-11-28 03:06:12,667 INFO L274 CegarLoopResult]: For program point L171-7(lines 171 177) no Hoare annotation was computed. [2020-11-28 03:06:12,667 INFO L274 CegarLoopResult]: For program point L171-8(lines 171 177) no Hoare annotation was computed. [2020-11-28 03:06:12,667 INFO L274 CegarLoopResult]: For program point L171-9(lines 171 177) no Hoare annotation was computed. [2020-11-28 03:06:12,667 INFO L274 CegarLoopResult]: For program point L171-10(lines 171 177) no Hoare annotation was computed. [2020-11-28 03:06:12,667 INFO L274 CegarLoopResult]: For program point L171-11(lines 171 177) no Hoare annotation was computed. [2020-11-28 03:06:12,667 INFO L274 CegarLoopResult]: For program point L205(lines 204 251) no Hoare annotation was computed. [2020-11-28 03:06:12,669 INFO L274 CegarLoopResult]: For program point L106(lines 106 110) no Hoare annotation was computed. [2020-11-28 03:06:12,669 INFO L274 CegarLoopResult]: For program point L305(lines 305 322) no Hoare annotation was computed. [2020-11-28 03:06:12,669 INFO L274 CegarLoopResult]: For program point L305-1(lines 305 322) no Hoare annotation was computed. [2020-11-28 03:06:12,669 INFO L274 CegarLoopResult]: For program point L305-2(lines 305 322) no Hoare annotation was computed. [2020-11-28 03:06:12,669 INFO L274 CegarLoopResult]: For program point L206(lines 206 210) no Hoare annotation was computed. [2020-11-28 03:06:12,669 INFO L274 CegarLoopResult]: For program point L305-3(lines 305 322) no Hoare annotation was computed. [2020-11-28 03:06:12,669 INFO L274 CegarLoopResult]: For program point L305-4(lines 305 322) no Hoare annotation was computed. [2020-11-28 03:06:12,669 INFO L274 CegarLoopResult]: For program point L305-5(lines 305 322) no Hoare annotation was computed. [2020-11-28 03:06:12,670 INFO L274 CegarLoopResult]: For program point L305-6(lines 305 322) no Hoare annotation was computed. [2020-11-28 03:06:12,670 INFO L274 CegarLoopResult]: For program point L305-7(lines 305 322) no Hoare annotation was computed. [2020-11-28 03:06:12,670 INFO L274 CegarLoopResult]: For program point L305-8(lines 305 322) no Hoare annotation was computed. [2020-11-28 03:06:12,670 INFO L274 CegarLoopResult]: For program point L305-9(lines 305 322) no Hoare annotation was computed. [2020-11-28 03:06:12,670 INFO L274 CegarLoopResult]: For program point L305-10(lines 305 322) no Hoare annotation was computed. [2020-11-28 03:06:12,670 INFO L274 CegarLoopResult]: For program point L305-11(lines 305 322) no Hoare annotation was computed. [2020-11-28 03:06:12,670 INFO L270 CegarLoopResult]: At program point L273(lines 272 291) the Hoare annotation is: (let ((.cse6 (= 0 ~systemActive~0))) (let ((.cse1 (= ~methaneLevelCritical~0 1)) (.cse2 (not .cse6)) (.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse5 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (= ~methAndRunningLastTime~0 0)) (and .cse0 (= ~methaneLevelCritical~0 0) .cse2 .cse3 .cse4) (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) .cse1 (not .cse5) .cse2 .cse3 .cse4) (and .cse0 .cse6 .cse5 .cse3 .cse4)))) [2020-11-28 03:06:12,670 INFO L274 CegarLoopResult]: For program point L240(lines 240 246) no Hoare annotation was computed. [2020-11-28 03:06:12,670 INFO L274 CegarLoopResult]: For program point L273-1(lines 273 279) no Hoare annotation was computed. [2020-11-28 03:06:12,670 INFO L270 CegarLoopResult]: At program point L240-1(lines 273 279) the Hoare annotation is: (let ((.cse8 (= 0 ~systemActive~0)) (.cse9 (= ~pumpRunning~0 0))) (let ((.cse5 (= ~methAndRunningLastTime~0 0)) (.cse6 (= ~methaneLevelCritical~0 1)) (.cse7 (not .cse9)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse2 (not .cse8)) (.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse2 .cse3 .cse4 .cse5) (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) .cse6 .cse7 .cse2 .cse3 .cse4) (and .cse0 .cse7 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse8 .cse9 .cse3 .cse4)))) [2020-11-28 03:06:12,670 INFO L270 CegarLoopResult]: At program point L273-2(lines 272 291) the Hoare annotation is: false [2020-11-28 03:06:12,670 INFO L270 CegarLoopResult]: At program point L273-3(lines 272 291) the Hoare annotation is: false [2020-11-28 03:06:12,671 INFO L270 CegarLoopResult]: At program point L75(lines 70 78) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ~methAndRunningLastTime~0 0)) [2020-11-28 03:06:12,671 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-28 03:06:12,671 INFO L270 CegarLoopResult]: At program point L176(lines 167 180) the Hoare annotation is: false [2020-11-28 03:06:12,671 INFO L270 CegarLoopResult]: At program point L176-1(lines 167 180) the Hoare annotation is: false [2020-11-28 03:06:12,671 INFO L270 CegarLoopResult]: At program point L176-2(lines 167 180) the Hoare annotation is: false [2020-11-28 03:06:12,671 INFO L270 CegarLoopResult]: At program point L176-3(lines 167 180) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse1 (= ~methaneLevelCritical~0 1)) (.cse2 (not (= 0 ~systemActive~0))) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~methAndRunningLastTime~0 0)) (and .cse0 (= ~methaneLevelCritical~0 0) .cse2 .cse3 .cse4 .cse5) (and (not (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5))) [2020-11-28 03:06:12,671 INFO L270 CegarLoopResult]: At program point L176-4(lines 167 180) the Hoare annotation is: false [2020-11-28 03:06:12,671 INFO L270 CegarLoopResult]: At program point L176-5(lines 167 180) the Hoare annotation is: false [2020-11-28 03:06:12,671 INFO L270 CegarLoopResult]: At program point L176-6(lines 167 180) the Hoare annotation is: false [2020-11-28 03:06:12,671 INFO L277 CegarLoopResult]: At program point L1002(lines 983 1005) the Hoare annotation is: true [2020-11-28 03:06:12,671 INFO L270 CegarLoopResult]: At program point L969(lines 965 971) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~10 1) (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ~methAndRunningLastTime~0 0)) [2020-11-28 03:06:12,671 INFO L270 CegarLoopResult]: At program point L176-7(lines 167 180) the Hoare annotation is: false [2020-11-28 03:06:12,671 INFO L270 CegarLoopResult]: At program point L176-8(lines 167 180) the Hoare annotation is: false [2020-11-28 03:06:12,672 INFO L270 CegarLoopResult]: At program point L176-9(lines 167 180) the Hoare annotation is: false [2020-11-28 03:06:12,672 INFO L270 CegarLoopResult]: At program point L176-10(lines 167 180) the Hoare annotation is: false [2020-11-28 03:06:12,672 INFO L270 CegarLoopResult]: At program point L176-11(lines 167 180) the Hoare annotation is: false [2020-11-28 03:06:12,672 INFO L274 CegarLoopResult]: For program point L309(lines 309 317) no Hoare annotation was computed. [2020-11-28 03:06:12,672 INFO L274 CegarLoopResult]: For program point L309-1(lines 309 317) no Hoare annotation was computed. [2020-11-28 03:06:12,672 INFO L274 CegarLoopResult]: For program point L309-2(lines 309 317) no Hoare annotation was computed. [2020-11-28 03:06:12,672 INFO L274 CegarLoopResult]: For program point L309-3(lines 309 317) no Hoare annotation was computed. [2020-11-28 03:06:12,672 INFO L274 CegarLoopResult]: For program point L309-4(lines 309 317) no Hoare annotation was computed. [2020-11-28 03:06:12,672 INFO L274 CegarLoopResult]: For program point L309-5(lines 309 317) no Hoare annotation was computed. [2020-11-28 03:06:12,672 INFO L274 CegarLoopResult]: For program point L309-6(lines 309 317) no Hoare annotation was computed. [2020-11-28 03:06:12,672 INFO L274 CegarLoopResult]: For program point L309-7(lines 309 317) no Hoare annotation was computed. [2020-11-28 03:06:12,672 INFO L274 CegarLoopResult]: For program point L309-8(lines 309 317) no Hoare annotation was computed. [2020-11-28 03:06:12,672 INFO L274 CegarLoopResult]: For program point L309-9(lines 309 317) no Hoare annotation was computed. [2020-11-28 03:06:12,672 INFO L274 CegarLoopResult]: For program point L309-10(lines 309 317) no Hoare annotation was computed. [2020-11-28 03:06:12,672 INFO L274 CegarLoopResult]: For program point L309-11(lines 309 317) no Hoare annotation was computed. [2020-11-28 03:06:12,672 INFO L270 CegarLoopResult]: At program point L410(lines 405 413) the Hoare annotation is: (let ((.cse1 (= 0 ~systemActive~0))) (let ((.cse2 (= |ULTIMATE.start_isPumpRunning_#res| 0)) (.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse7 (= ~methaneLevelCritical~0 1)) (.cse3 (= ~pumpRunning~0 0)) (.cse8 (not .cse1)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse7 .cse8 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse7 (not .cse3) .cse8 .cse4 .cse5 (= ~methAndRunningLastTime~0 0))))) [2020-11-28 03:06:12,672 INFO L270 CegarLoopResult]: At program point L410-1(lines 405 413) the Hoare annotation is: false [2020-11-28 03:06:12,673 INFO L270 CegarLoopResult]: At program point L410-2(lines 405 413) the Hoare annotation is: false [2020-11-28 03:06:12,673 INFO L274 CegarLoopResult]: For program point L478(lines 478 482) no Hoare annotation was computed. [2020-11-28 03:06:12,673 INFO L274 CegarLoopResult]: For program point L478-2(lines 478 482) no Hoare annotation was computed. [2020-11-28 03:06:12,673 INFO L274 CegarLoopResult]: For program point L478-3(lines 478 482) no Hoare annotation was computed. [2020-11-28 03:06:12,673 INFO L274 CegarLoopResult]: For program point L478-5(lines 478 482) no Hoare annotation was computed. [2020-11-28 03:06:12,673 INFO L270 CegarLoopResult]: At program point L280(lines 280 286) the Hoare annotation is: (let ((.cse6 (= 0 ~systemActive~0))) (let ((.cse4 (= ~methaneLevelCritical~0 1)) (.cse1 (not .cse6)) (.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse5 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 (= ~methaneLevelCritical~0 0) .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse1 .cse2 .cse3 (= ~methAndRunningLastTime~0 0)) (and .cse0 .cse4 .cse1 .cse5 .cse2 .cse3) (and .cse0 .cse6 .cse5 .cse2 .cse3)))) [2020-11-28 03:06:12,673 INFO L274 CegarLoopResult]: For program point L478-6(lines 478 482) no Hoare annotation was computed. [2020-11-28 03:06:12,673 INFO L270 CegarLoopResult]: At program point L280-1(lines 280 286) the Hoare annotation is: false [2020-11-28 03:06:12,673 INFO L274 CegarLoopResult]: For program point L214(lines 214 220) no Hoare annotation was computed. [2020-11-28 03:06:12,673 INFO L274 CegarLoopResult]: For program point L478-8(lines 478 482) no Hoare annotation was computed. [2020-11-28 03:06:12,673 INFO L270 CegarLoopResult]: At program point L280-2(lines 280 286) the Hoare annotation is: false [2020-11-28 03:06:12,673 INFO L270 CegarLoopResult]: At program point L214-1(lines 214 220) the Hoare annotation is: (let ((.cse1 (= 0 ~systemActive~0))) (let ((.cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse7 (= ~methaneLevelCritical~0 1)) (.cse2 (= ~pumpRunning~0 0)) (.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse9 (= ~methaneLevelCritical~0 0)) (.cse8 (not .cse1)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (= ~methAndRunningLastTime~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse7 .cse8 .cse3 .cse4 .cse5) (and .cse0 .cse9 .cse8 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse7 (not .cse2) .cse8 .cse3 .cse4) (and .cse0 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~9 0) .cse9 .cse8 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse3 .cse4 .cse5)))) [2020-11-28 03:06:12,673 INFO L274 CegarLoopResult]: For program point L478-9(lines 478 482) no Hoare annotation was computed. [2020-11-28 03:06:12,673 INFO L274 CegarLoopResult]: For program point L478-11(lines 478 482) no Hoare annotation was computed. [2020-11-28 03:06:12,673 INFO L274 CegarLoopResult]: For program point L478-12(lines 478 482) no Hoare annotation was computed. [2020-11-28 03:06:12,674 INFO L274 CegarLoopResult]: For program point L478-14(lines 478 482) no Hoare annotation was computed. [2020-11-28 03:06:12,674 INFO L274 CegarLoopResult]: For program point L478-15(lines 478 482) no Hoare annotation was computed. [2020-11-28 03:06:12,674 INFO L274 CegarLoopResult]: For program point L478-17(lines 478 482) no Hoare annotation was computed. [2020-11-28 03:06:12,674 INFO L270 CegarLoopResult]: At program point L877(lines 872 879) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~10 1) (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ~methAndRunningLastTime~0 0)) [2020-11-28 03:06:12,674 INFO L274 CegarLoopResult]: For program point L118(lines 118 122) no Hoare annotation was computed. [2020-11-28 03:06:12,674 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-28 03:06:12,674 INFO L274 CegarLoopResult]: For program point L1011(line 1011) no Hoare annotation was computed. [2020-11-28 03:06:12,674 INFO L274 CegarLoopResult]: For program point L1011-1(line 1011) no Hoare annotation was computed. [2020-11-28 03:06:12,674 INFO L274 CegarLoopResult]: For program point L1011-2(line 1011) no Hoare annotation was computed. [2020-11-28 03:06:12,674 INFO L270 CegarLoopResult]: At program point L252(lines 203 253) the Hoare annotation is: false [2020-11-28 03:06:12,674 INFO L270 CegarLoopResult]: At program point L186(lines 181 189) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~10 1) (not (= ~pumpRunning~0 0)) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-28 03:06:12,674 INFO L270 CegarLoopResult]: At program point L186-1(lines 181 189) the Hoare annotation is: false [2020-11-28 03:06:12,674 INFO L270 CegarLoopResult]: At program point L186-2(lines 181 189) the Hoare annotation is: false [2020-11-28 03:06:12,674 INFO L270 CegarLoopResult]: At program point L186-3(lines 181 189) the Hoare annotation is: false [2020-11-28 03:06:12,674 INFO L270 CegarLoopResult]: At program point L186-4(lines 181 189) the Hoare annotation is: false [2020-11-28 03:06:12,674 INFO L270 CegarLoopResult]: At program point L186-5(lines 181 189) the Hoare annotation is: false [2020-11-28 03:06:12,675 INFO L270 CegarLoopResult]: At program point L484(lines 469 487) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~10 1) (not (= ~pumpRunning~0 0)) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-28 03:06:12,675 INFO L270 CegarLoopResult]: At program point L484-1(lines 469 487) the Hoare annotation is: false [2020-11-28 03:06:12,675 INFO L270 CegarLoopResult]: At program point L484-2(lines 469 487) the Hoare annotation is: false [2020-11-28 03:06:12,675 INFO L270 CegarLoopResult]: At program point L484-3(lines 469 487) the Hoare annotation is: false [2020-11-28 03:06:12,675 INFO L270 CegarLoopResult]: At program point L484-4(lines 469 487) the Hoare annotation is: false [2020-11-28 03:06:12,675 INFO L270 CegarLoopResult]: At program point L484-5(lines 469 487) the Hoare annotation is: false [2020-11-28 03:06:12,675 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-28 03:06:12,675 INFO L274 CegarLoopResult]: For program point L224(lines 224 230) no Hoare annotation was computed. [2020-11-28 03:06:12,675 INFO L270 CegarLoopResult]: At program point L224-1(lines 224 230) the Hoare annotation is: (let ((.cse1 (= 0 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 0))) (let ((.cse5 (= ~methAndRunningLastTime~0 0)) (.cse8 (= ~methaneLevelCritical~0 1)) (.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse9 (not .cse2)) (.cse6 (= ~methaneLevelCritical~0 0)) (.cse7 (not .cse1)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse7 .cse3 .cse4 .cse5) (and .cse0 .cse8 .cse7 .cse3 .cse4 .cse5) (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) .cse8 .cse9 .cse7 .cse3 .cse4) (and .cse0 .cse9 .cse6 .cse7 .cse3 .cse4)))) [2020-11-28 03:06:12,675 INFO L274 CegarLoopResult]: For program point L357(lines 357 374) no Hoare annotation was computed. [2020-11-28 03:06:12,675 INFO L274 CegarLoopResult]: For program point L357-1(lines 357 374) no Hoare annotation was computed. [2020-11-28 03:06:12,675 INFO L274 CegarLoopResult]: For program point L357-2(lines 357 374) no Hoare annotation was computed. [2020-11-28 03:06:12,675 INFO L274 CegarLoopResult]: For program point L94(lines 94 98) no Hoare annotation was computed. [2020-11-28 03:06:12,675 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-28 03:06:12,675 INFO L274 CegarLoopResult]: For program point L94-3(lines 94 98) no Hoare annotation was computed. [2020-11-28 03:06:12,675 INFO L274 CegarLoopResult]: For program point L94-6(lines 94 98) no Hoare annotation was computed. [2020-11-28 03:06:12,675 INFO L274 CegarLoopResult]: For program point L888(lines 888 905) no Hoare annotation was computed. [2020-11-28 03:06:12,676 INFO L270 CegarLoopResult]: At program point L888-1(lines 1 1014) the Hoare annotation is: (let ((.cse1 (= 0 ~systemActive~0))) (let ((.cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse7 (= ~methaneLevelCritical~0 1)) (.cse2 (= ~pumpRunning~0 0)) (.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse9 (= ~methaneLevelCritical~0 0)) (.cse8 (not .cse1)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (= ~methAndRunningLastTime~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse7 .cse8 .cse3 .cse4 .cse5) (and .cse0 .cse9 .cse8 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse7 (not .cse2) .cse8 .cse3 .cse4) (and .cse0 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~9 0) .cse9 .cse8 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse3 .cse4 .cse5)))) [2020-11-28 03:06:12,676 INFO L270 CegarLoopResult]: At program point L921-2(lines 921 935) the Hoare annotation is: false [2020-11-28 03:06:12,676 INFO L274 CegarLoopResult]: For program point L888-2(lines 888 905) no Hoare annotation was computed. [2020-11-28 03:06:12,676 INFO L270 CegarLoopResult]: At program point L888-3(lines 1 1014) the Hoare annotation is: false [2020-11-28 03:06:12,676 INFO L274 CegarLoopResult]: For program point L888-4(lines 888 905) no Hoare annotation was computed. [2020-11-28 03:06:12,676 INFO L270 CegarLoopResult]: At program point L888-5(lines 1 1014) the Hoare annotation is: false [2020-11-28 03:06:12,676 INFO L274 CegarLoopResult]: For program point L492(lines 492 498) no Hoare annotation was computed. [2020-11-28 03:06:12,676 INFO L270 CegarLoopResult]: At program point L492-1(lines 492 498) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~10 1) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-28 03:06:12,676 INFO L274 CegarLoopResult]: For program point L459(lines 459 463) no Hoare annotation was computed. [2020-11-28 03:06:12,676 INFO L274 CegarLoopResult]: For program point L459-2(lines 459 463) no Hoare annotation was computed. [2020-11-28 03:06:12,676 INFO L274 CegarLoopResult]: For program point L459-3(lines 459 463) no Hoare annotation was computed. [2020-11-28 03:06:12,676 INFO L274 CegarLoopResult]: For program point L459-5(lines 459 463) no Hoare annotation was computed. [2020-11-28 03:06:12,676 INFO L274 CegarLoopResult]: For program point L459-6(lines 459 463) no Hoare annotation was computed. [2020-11-28 03:06:12,676 INFO L274 CegarLoopResult]: For program point L459-8(lines 459 463) no Hoare annotation was computed. [2020-11-28 03:06:12,676 INFO L274 CegarLoopResult]: For program point L459-9(lines 459 463) no Hoare annotation was computed. [2020-11-28 03:06:12,676 INFO L274 CegarLoopResult]: For program point L459-11(lines 459 463) no Hoare annotation was computed. [2020-11-28 03:06:12,677 INFO L274 CegarLoopResult]: For program point L459-12(lines 459 463) no Hoare annotation was computed. [2020-11-28 03:06:12,677 INFO L274 CegarLoopResult]: For program point L459-14(lines 459 463) no Hoare annotation was computed. [2020-11-28 03:06:12,677 INFO L274 CegarLoopResult]: For program point L459-15(lines 459 463) no Hoare annotation was computed. [2020-11-28 03:06:12,677 INFO L274 CegarLoopResult]: For program point L459-17(lines 459 463) no Hoare annotation was computed. [2020-11-28 03:06:12,677 INFO L274 CegarLoopResult]: For program point L922(line 922) no Hoare annotation was computed. [2020-11-28 03:06:12,677 INFO L274 CegarLoopResult]: For program point L459-18(lines 459 463) no Hoare annotation was computed. [2020-11-28 03:06:12,677 INFO L274 CegarLoopResult]: For program point L459-20(lines 459 463) no Hoare annotation was computed. [2020-11-28 03:06:12,677 INFO L274 CegarLoopResult]: For program point L459-21(lines 459 463) no Hoare annotation was computed. [2020-11-28 03:06:12,677 INFO L274 CegarLoopResult]: For program point L459-23(lines 459 463) no Hoare annotation was computed. [2020-11-28 03:06:12,677 INFO L274 CegarLoopResult]: For program point L459-24(lines 459 463) no Hoare annotation was computed. [2020-11-28 03:06:12,677 INFO L274 CegarLoopResult]: For program point L459-26(lines 459 463) no Hoare annotation was computed. [2020-11-28 03:06:12,677 INFO L274 CegarLoopResult]: For program point L459-27(lines 459 463) no Hoare annotation was computed. [2020-11-28 03:06:12,677 INFO L274 CegarLoopResult]: For program point L459-29(lines 459 463) no Hoare annotation was computed. [2020-11-28 03:06:12,677 INFO L274 CegarLoopResult]: For program point L459-30(lines 459 463) no Hoare annotation was computed. [2020-11-28 03:06:12,677 INFO L274 CegarLoopResult]: For program point L459-32(lines 459 463) no Hoare annotation was computed. [2020-11-28 03:06:12,677 INFO L274 CegarLoopResult]: For program point L459-33(lines 459 463) no Hoare annotation was computed. [2020-11-28 03:06:12,677 INFO L274 CegarLoopResult]: For program point L361(lines 361 369) no Hoare annotation was computed. [2020-11-28 03:06:12,677 INFO L274 CegarLoopResult]: For program point L361-1(lines 361 369) no Hoare annotation was computed. [2020-11-28 03:06:12,677 INFO L274 CegarLoopResult]: For program point L459-35(lines 459 463) no Hoare annotation was computed. [2020-11-28 03:06:12,677 INFO L274 CegarLoopResult]: For program point L361-2(lines 361 369) no Hoare annotation was computed. [2020-11-28 03:06:12,678 INFO L270 CegarLoopResult]: At program point L131(lines 126 134) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse1 (not (= ~pumpRunning~0 0))) (.cse2 (not (= 0 ~systemActive~0))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (= ~methaneLevelCritical~0 0) .cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse3 .cse4) (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse1 .cse2 .cse3 .cse4))) [2020-11-28 03:06:12,678 INFO L270 CegarLoopResult]: At program point L131-1(lines 126 134) the Hoare annotation is: (let ((.cse7 (= 0 ~systemActive~0))) (let ((.cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse2 (= ~methaneLevelCritical~0 1)) (.cse6 (= ~pumpRunning~0 0)) (.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse3 (not .cse7)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~methAndRunningLastTime~0 0)) (and .cse0 .cse1 .cse2 .cse3 .cse6 .cse4 .cse5) (and .cse0 .cse7 .cse6 .cse4 .cse5) (and .cse0 (= ~methaneLevelCritical~0 0) .cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse4 .cse5)))) [2020-11-28 03:06:12,678 INFO L270 CegarLoopResult]: At program point L131-2(lines 126 134) the Hoare annotation is: false [2020-11-28 03:06:12,678 INFO L270 CegarLoopResult]: At program point L131-3(lines 126 134) the Hoare annotation is: false [2020-11-28 03:06:12,678 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-28 03:06:12,678 INFO L270 CegarLoopResult]: At program point L131-4(lines 126 134) the Hoare annotation is: false [2020-11-28 03:06:12,678 INFO L270 CegarLoopResult]: At program point L131-5(lines 126 134) the Hoare annotation is: false [2020-11-28 03:06:12,678 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-28 03:06:12,678 INFO L274 CegarLoopResult]: For program point L925(lines 925 929) no Hoare annotation was computed. [2020-11-28 03:06:12,678 INFO L274 CegarLoopResult]: For program point L892(lines 892 902) no Hoare annotation was computed. [2020-11-28 03:06:12,678 INFO L274 CegarLoopResult]: For program point L925-1(lines 273 279) no Hoare annotation was computed. [2020-11-28 03:06:12,678 INFO L274 CegarLoopResult]: For program point L892-2(lines 892 902) no Hoare annotation was computed. [2020-11-28 03:06:12,678 INFO L274 CegarLoopResult]: For program point L892-4(lines 892 902) no Hoare annotation was computed. [2020-11-28 03:06:12,678 INFO L274 CegarLoopResult]: For program point L331(lines 331 348) no Hoare annotation was computed. [2020-11-28 03:06:12,678 INFO L274 CegarLoopResult]: For program point L331-1(lines 331 348) no Hoare annotation was computed. [2020-11-28 03:06:12,679 INFO L274 CegarLoopResult]: For program point L331-2(lines 331 348) no Hoare annotation was computed. [2020-11-28 03:06:12,679 INFO L274 CegarLoopResult]: For program point L331-3(lines 331 348) no Hoare annotation was computed. [2020-11-28 03:06:12,679 INFO L274 CegarLoopResult]: For program point L331-4(lines 331 348) no Hoare annotation was computed. [2020-11-28 03:06:12,679 INFO L274 CegarLoopResult]: For program point L331-5(lines 331 348) no Hoare annotation was computed. [2020-11-28 03:06:12,679 INFO L270 CegarLoopResult]: At program point L67(lines 1 1014) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0)) [2020-11-28 03:06:12,679 INFO L274 CegarLoopResult]: For program point L893(lines 893 899) no Hoare annotation was computed. [2020-11-28 03:06:12,679 INFO L274 CegarLoopResult]: For program point L893-2(lines 893 899) no Hoare annotation was computed. [2020-11-28 03:06:12,679 INFO L274 CegarLoopResult]: For program point L893-4(lines 893 899) no Hoare annotation was computed. [2020-11-28 03:06:12,736 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 03:06:12 BoogieIcfgContainer [2020-11-28 03:06:12,737 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-28 03:06:12,737 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-28 03:06:12,737 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-28 03:06:12,737 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-28 03:06:12,738 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:06:01" (3/4) ... [2020-11-28 03:06:12,741 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-28 03:06:12,772 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-11-28 03:06:12,774 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-11-28 03:06:12,776 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-11-28 03:06:12,778 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-11-28 03:06:12,780 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-11-28 03:06:12,782 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-28 03:06:12,783 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-28 03:06:12,810 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1) && methAndRunningLastTime == 0 [2020-11-28 03:06:12,810 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && waterLevel == 1) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1) && methAndRunningLastTime == 0 [2020-11-28 03:06:12,810 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && waterLevel == 1) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1) && methAndRunningLastTime == 0 [2020-11-28 03:06:12,811 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((tmp == 1 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(pumpRunning == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || (((((((tmp == 1 && tmp == 0) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) [2020-11-28 03:06:12,811 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((tmp == 1 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(pumpRunning == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || (((((((tmp == 1 && tmp == 0) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) [2020-11-28 03:06:12,813 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((tmp == 1 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || (((((tmp == 1 && methaneLevelCritical == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(pumpRunning == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || (((((tmp == 1 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) [2020-11-28 03:06:12,814 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || (((((tmp == 1 && methaneLevelCritical == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(pumpRunning == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || (((((tmp == 1 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || ((((tmp == 1 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2020-11-28 03:06:12,814 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && methaneLevelCritical == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || ((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(pumpRunning == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || ((((tmp == 1 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2020-11-28 03:06:12,814 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) || (((((tmp == 1 && methaneLevelCritical == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || (((((tmp == 1 && methaneLevelCritical == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((tmp == 1 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2020-11-28 03:06:12,816 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-11-28 03:06:12,817 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((tmp == 1 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) [2020-11-28 03:06:12,818 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(pumpRunning == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) [2020-11-28 03:06:12,824 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) || (((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(pumpRunning == 0)) && 1 <= \result) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) [2020-11-28 03:06:12,825 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(pumpRunning == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) [2020-11-28 03:06:12,825 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && methaneLevelCritical == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((((!(\result == 0) && tmp == 1) && methaneLevelCritical == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2020-11-28 03:06:12,828 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((tmp == 1 && methaneLevelCritical == 1) && tmp___0 == 0) && !(tmp == 0)) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((tmp == 1 && methaneLevelCritical == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2020-11-28 03:06:12,829 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1 [2020-11-28 03:06:12,829 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1 [2020-11-28 03:06:12,943 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_79dda449-dc56-47c7-aa42-525d04fa8313/bin/uautomizer/witness.graphml [2020-11-28 03:06:12,943 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-28 03:06:12,944 INFO L168 Benchmark]: Toolchain (without parser) took 13890.25 ms. Allocated memory was 86.0 MB in the beginning and 232.8 MB in the end (delta: 146.8 MB). Free memory was 50.3 MB in the beginning and 122.5 MB in the end (delta: -72.2 MB). Peak memory consumption was 74.8 MB. Max. memory is 16.1 GB. [2020-11-28 03:06:12,945 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 86.0 MB. Free memory is still 67.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:06:12,945 INFO L168 Benchmark]: CACSL2BoogieTranslator took 620.66 ms. Allocated memory is still 86.0 MB. Free memory was 50.1 MB in the beginning and 51.3 MB in the end (delta: -1.2 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-11-28 03:06:12,945 INFO L168 Benchmark]: Boogie Procedure Inliner took 128.99 ms. Allocated memory is still 86.0 MB. Free memory was 51.3 MB in the beginning and 45.9 MB in the end (delta: 5.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-28 03:06:12,946 INFO L168 Benchmark]: Boogie Preprocessor took 116.76 ms. Allocated memory is still 86.0 MB. Free memory was 45.9 MB in the beginning and 42.5 MB in the end (delta: 3.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-28 03:06:12,946 INFO L168 Benchmark]: RCFGBuilder took 1468.49 ms. Allocated memory was 86.0 MB in the beginning and 107.0 MB in the end (delta: 21.0 MB). Free memory was 42.5 MB in the beginning and 49.6 MB in the end (delta: -7.1 MB). Peak memory consumption was 26.1 MB. Max. memory is 16.1 GB. [2020-11-28 03:06:12,946 INFO L168 Benchmark]: TraceAbstraction took 11335.68 ms. Allocated memory was 107.0 MB in the beginning and 232.8 MB in the end (delta: 125.8 MB). Free memory was 49.0 MB in the beginning and 139.3 MB in the end (delta: -90.3 MB). Peak memory consumption was 107.6 MB. Max. memory is 16.1 GB. [2020-11-28 03:06:12,947 INFO L168 Benchmark]: Witness Printer took 205.99 ms. Allocated memory is still 232.8 MB. Free memory was 138.2 MB in the beginning and 122.5 MB in the end (delta: 15.7 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2020-11-28 03:06:12,950 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 86.0 MB. Free memory is still 67.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 620.66 ms. Allocated memory is still 86.0 MB. Free memory was 50.1 MB in the beginning and 51.3 MB in the end (delta: -1.2 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 128.99 ms. Allocated memory is still 86.0 MB. Free memory was 51.3 MB in the beginning and 45.9 MB in the end (delta: 5.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 116.76 ms. Allocated memory is still 86.0 MB. Free memory was 45.9 MB in the beginning and 42.5 MB in the end (delta: 3.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1468.49 ms. Allocated memory was 86.0 MB in the beginning and 107.0 MB in the end (delta: 21.0 MB). Free memory was 42.5 MB in the beginning and 49.6 MB in the end (delta: -7.1 MB). Peak memory consumption was 26.1 MB. Max. memory is 16.1 GB. * TraceAbstraction took 11335.68 ms. Allocated memory was 107.0 MB in the beginning and 232.8 MB in the end (delta: 125.8 MB). Free memory was 49.0 MB in the beginning and 139.3 MB in the end (delta: -90.3 MB). Peak memory consumption was 107.6 MB. Max. memory is 16.1 GB. * Witness Printer took 205.99 ms. Allocated memory is still 232.8 MB. Free memory was 138.2 MB in the beginning and 122.5 MB in the end (delta: 15.7 MB). Peak memory consumption was 16.8 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: 181]: Loop Invariant Derived loop invariant: (((((tmp == 1 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 872]: Loop Invariant Derived loop invariant: (((((tmp == 1 && waterLevel == 1) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1) && methAndRunningLastTime == 0 - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 203]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((((tmp == 1 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(pumpRunning == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || (((((((tmp == 1 && tmp == 0) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) - InvariantResult [Line: 921]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 965]: Loop Invariant Derived loop invariant: (((((tmp == 1 && waterLevel == 1) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1) && methAndRunningLastTime == 0 - InvariantResult [Line: 450]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 181]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 450]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 181]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 450]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 181]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: ((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((tmp == 1 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 450]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 181]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(pumpRunning == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 181]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 405]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 450]: Loop Invariant Derived loop invariant: (((((((((tmp == 1 && methaneLevelCritical == 1) && tmp___0 == 0) && !(tmp == 0)) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((tmp == 1 && methaneLevelCritical == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 405]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 450]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 450]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 450]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 983]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 450]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 450]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && methaneLevelCritical == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((((!(\result == 0) && tmp == 1) && methaneLevelCritical == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 450]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 405]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(pumpRunning == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) - InvariantResult [Line: 450]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 469]: Loop Invariant Derived loop invariant: (((((tmp == 1 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 469]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 469]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 469]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 469]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 469]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 224]: Loop Invariant Derived loop invariant: ((((((((tmp == 1 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || (((((tmp == 1 && methaneLevelCritical == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(pumpRunning == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || (((((tmp == 1 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && methAndRunningLastTime == 0 - InvariantResult [Line: 272]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 273]: Loop Invariant Derived loop invariant: ((((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || (((((tmp == 1 && methaneLevelCritical == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(pumpRunning == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || (((((tmp == 1 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || ((((tmp == 1 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 272]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && methaneLevelCritical == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || ((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(pumpRunning == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || ((((tmp == 1 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 492]: Loop Invariant Derived loop invariant: ((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 993]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 214]: Loop Invariant Derived loop invariant: ((((((((tmp == 1 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(pumpRunning == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || (((((((tmp == 1 && tmp == 0) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: ((((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1) && methAndRunningLastTime == 0 - InvariantResult [Line: 280]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 280]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 394]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) || (((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(pumpRunning == 0)) && 1 <= \result) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 280]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) || (((((tmp == 1 && methaneLevelCritical == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || (((((tmp == 1 && methaneLevelCritical == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((tmp == 1 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 394]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 272]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 394]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 198 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.8s, OverallIterations: 13, TraceHistogramMax: 2, AutomataDifference: 1.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 7.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1629 SDtfs, 2196 SDslu, 2497 SDs, 0 SdLazy, 309 SolverSat, 77 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 86 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=364occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 13 MinimizatonAttempts, 1039 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 69 LocationsWithAnnotation, 69 PreInvPairs, 296 NumberOfFragments, 1180 HoareAnnotationTreeSize, 69 FomulaSimplifications, 184593 FormulaSimplificationTreeSizeReduction, 1.6s HoareSimplificationTime, 69 FomulaSimplificationsInter, 230297 FormulaSimplificationTreeSizeReductionInter, 5.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 466 NumberOfCodeBlocks, 466 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 453 ConstructedInterpolants, 0 QuantifiedInterpolants, 34398 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 13 InterpolantComputations, 13 PerfectInterpolantSequences, 67/67 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...