./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product60.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_4d4e22cb-44cc-4a69-99ee-e6fd11fc2852/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_4d4e22cb-44cc-4a69-99ee-e6fd11fc2852/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_4d4e22cb-44cc-4a69-99ee-e6fd11fc2852/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_4d4e22cb-44cc-4a69-99ee-e6fd11fc2852/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product60.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_4d4e22cb-44cc-4a69-99ee-e6fd11fc2852/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_4d4e22cb-44cc-4a69-99ee-e6fd11fc2852/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f32a845991ccfb3a908c898acdfb7a48e8a7d63f ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 05:22:49,503 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 05:22:49,505 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 05:22:49,526 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 05:22:49,527 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 05:22:49,528 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 05:22:49,531 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 05:22:49,542 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 05:22:49,544 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 05:22:49,545 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 05:22:49,549 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 05:22:49,551 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 05:22:49,551 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 05:22:49,552 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 05:22:49,554 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 05:22:49,555 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 05:22:49,556 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 05:22:49,557 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 05:22:49,559 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 05:22:49,567 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 05:22:49,572 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 05:22:49,575 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 05:22:49,578 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 05:22:49,579 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 05:22:49,584 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 05:22:49,585 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 05:22:49,586 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 05:22:49,588 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 05:22:49,589 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 05:22:49,590 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 05:22:49,591 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 05:22:49,591 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 05:22:49,592 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 05:22:49,593 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 05:22:49,594 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 05:22:49,595 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 05:22:49,595 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 05:22:49,596 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 05:22:49,596 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 05:22:49,598 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 05:22:49,599 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 05:22:49,600 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_4d4e22cb-44cc-4a69-99ee-e6fd11fc2852/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-20 05:22:49,634 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 05:22:49,634 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 05:22:49,635 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 05:22:49,636 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 05:22:49,636 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 05:22:49,636 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 05:22:49,636 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 05:22:49,637 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 05:22:49,637 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 05:22:49,637 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 05:22:49,637 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 05:22:49,638 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 05:22:49,638 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 05:22:49,638 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 05:22:49,638 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 05:22:49,639 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 05:22:49,639 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 05:22:49,639 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 05:22:49,639 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 05:22:49,640 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 05:22:49,640 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 05:22:49,640 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 05:22:49,640 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 05:22:49,641 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 05:22:49,641 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 05:22:49,641 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 05:22:49,641 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 05:22:49,642 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 05:22:49,642 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_4d4e22cb-44cc-4a69-99ee-e6fd11fc2852/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(__VERIFIER_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 -> f32a845991ccfb3a908c898acdfb7a48e8a7d63f [2019-11-20 05:22:49,882 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 05:22:49,901 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 05:22:49,905 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 05:22:49,907 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 05:22:49,907 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 05:22:49,909 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_4d4e22cb-44cc-4a69-99ee-e6fd11fc2852/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec5_product60.cil.c [2019-11-20 05:22:49,986 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4d4e22cb-44cc-4a69-99ee-e6fd11fc2852/bin/uautomizer/data/2d890ee58/ea0d0b1a73194278a1af93920bc35d0c/FLAG3cc7ccfe0 [2019-11-20 05:22:50,634 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 05:22:50,635 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_4d4e22cb-44cc-4a69-99ee-e6fd11fc2852/sv-benchmarks/c/product-lines/minepump_spec5_product60.cil.c [2019-11-20 05:22:50,651 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4d4e22cb-44cc-4a69-99ee-e6fd11fc2852/bin/uautomizer/data/2d890ee58/ea0d0b1a73194278a1af93920bc35d0c/FLAG3cc7ccfe0 [2019-11-20 05:22:50,847 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_4d4e22cb-44cc-4a69-99ee-e6fd11fc2852/bin/uautomizer/data/2d890ee58/ea0d0b1a73194278a1af93920bc35d0c [2019-11-20 05:22:50,851 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 05:22:50,853 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 05:22:50,857 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 05:22:50,857 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 05:22:50,861 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 05:22:50,862 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:22:50" (1/1) ... [2019-11-20 05:22:50,865 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26e22ca3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:22:50, skipping insertion in model container [2019-11-20 05:22:50,865 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:22:50" (1/1) ... [2019-11-20 05:22:50,874 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 05:22:50,946 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 05:22:51,445 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 05:22:51,459 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 05:22:51,600 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 05:22:51,659 INFO L192 MainTranslator]: Completed translation [2019-11-20 05:22:51,659 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:22:51 WrapperNode [2019-11-20 05:22:51,660 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 05:22:51,661 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 05:22:51,661 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 05:22:51,661 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 05:22:51,672 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:22:51" (1/1) ... [2019-11-20 05:22:51,703 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:22:51" (1/1) ... [2019-11-20 05:22:51,774 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 05:22:51,775 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 05:22:51,775 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 05:22:51,775 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 05:22:51,786 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:22:51" (1/1) ... [2019-11-20 05:22:51,787 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:22:51" (1/1) ... [2019-11-20 05:22:51,794 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:22:51" (1/1) ... [2019-11-20 05:22:51,794 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:22:51" (1/1) ... [2019-11-20 05:22:51,813 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:22:51" (1/1) ... [2019-11-20 05:22:51,823 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:22:51" (1/1) ... [2019-11-20 05:22:51,829 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:22:51" (1/1) ... [2019-11-20 05:22:51,838 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 05:22:51,838 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 05:22:51,839 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 05:22:51,839 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 05:22:51,840 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:22:51" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4d4e22cb-44cc-4a69-99ee-e6fd11fc2852/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 [2019-11-20 05:22:51,921 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 05:22:51,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-20 05:22:51,922 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 05:22:51,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 05:22:53,218 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 05:22:53,218 INFO L285 CfgBuilder]: Removed 212 assume(true) statements. [2019-11-20 05:22:53,220 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:22:53 BoogieIcfgContainer [2019-11-20 05:22:53,220 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 05:22:53,221 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-20 05:22:53,221 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-20 05:22:53,224 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-20 05:22:53,238 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 05:22:50" (1/3) ... [2019-11-20 05:22:53,240 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@152c0788 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 05:22:53, skipping insertion in model container [2019-11-20 05:22:53,240 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:22:51" (2/3) ... [2019-11-20 05:22:53,241 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@152c0788 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 05:22:53, skipping insertion in model container [2019-11-20 05:22:53,241 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:22:53" (3/3) ... [2019-11-20 05:22:53,242 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product60.cil.c [2019-11-20 05:22:53,251 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-20 05:22:53,258 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-20 05:22:53,267 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-20 05:22:53,296 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-20 05:22:53,296 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-20 05:22:53,296 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-20 05:22:53,297 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-20 05:22:53,297 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-20 05:22:53,297 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-20 05:22:53,298 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-20 05:22:53,298 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-20 05:22:53,321 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states. [2019-11-20 05:22:53,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-11-20 05:22:53,328 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 05:22:53,329 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 05:22:53,330 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 05:22:53,335 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:22:53,336 INFO L82 PathProgramCache]: Analyzing trace with hash -622606752, now seen corresponding path program 1 times [2019-11-20 05:22:53,344 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 05:22:53,344 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1093006420] [2019-11-20 05:22:53,344 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 05:22:53,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:22:53,605 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:22:53,606 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1093006420] [2019-11-20 05:22:53,607 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 05:22:53,608 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-20 05:22:53,608 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [437222930] [2019-11-20 05:22:53,614 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-20 05:22:53,614 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 05:22:53,630 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-20 05:22:53,631 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-20 05:22:53,633 INFO L87 Difference]: Start difference. First operand 146 states. Second operand 2 states. [2019-11-20 05:22:53,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 05:22:53,677 INFO L93 Difference]: Finished difference Result 285 states and 424 transitions. [2019-11-20 05:22:53,677 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-20 05:22:53,679 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2019-11-20 05:22:53,680 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 05:22:53,694 INFO L225 Difference]: With dead ends: 285 [2019-11-20 05:22:53,694 INFO L226 Difference]: Without dead ends: 142 [2019-11-20 05:22:53,699 INFO L630 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 [2019-11-20 05:22:53,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2019-11-20 05:22:53,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 142. [2019-11-20 05:22:53,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 142 states. [2019-11-20 05:22:53,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 204 transitions. [2019-11-20 05:22:53,753 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 204 transitions. Word has length 19 [2019-11-20 05:22:53,754 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 05:22:53,754 INFO L462 AbstractCegarLoop]: Abstraction has 142 states and 204 transitions. [2019-11-20 05:22:53,754 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-20 05:22:53,754 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 204 transitions. [2019-11-20 05:22:53,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-11-20 05:22:53,756 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 05:22:53,756 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 05:22:53,757 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 05:22:53,757 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:22:53,757 INFO L82 PathProgramCache]: Analyzing trace with hash -1961312479, now seen corresponding path program 1 times [2019-11-20 05:22:53,757 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 05:22:53,758 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [319872251] [2019-11-20 05:22:53,758 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 05:22:53,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:22:53,939 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:22:53,939 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [319872251] [2019-11-20 05:22:53,940 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 05:22:53,940 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 05:22:53,940 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [947993612] [2019-11-20 05:22:53,942 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-20 05:22:53,942 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 05:22:53,942 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 05:22:53,943 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 05:22:53,943 INFO L87 Difference]: Start difference. First operand 142 states and 204 transitions. Second operand 3 states. [2019-11-20 05:22:53,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 05:22:53,962 INFO L93 Difference]: Finished difference Result 142 states and 204 transitions. [2019-11-20 05:22:53,962 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 05:22:53,963 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2019-11-20 05:22:53,963 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 05:22:53,964 INFO L225 Difference]: With dead ends: 142 [2019-11-20 05:22:53,964 INFO L226 Difference]: Without dead ends: 59 [2019-11-20 05:22:53,966 INFO L630 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 [2019-11-20 05:22:53,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2019-11-20 05:22:53,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 59. [2019-11-20 05:22:53,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 59 states. [2019-11-20 05:22:53,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 84 transitions. [2019-11-20 05:22:53,975 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 84 transitions. Word has length 20 [2019-11-20 05:22:53,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 05:22:53,976 INFO L462 AbstractCegarLoop]: Abstraction has 59 states and 84 transitions. [2019-11-20 05:22:53,976 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-20 05:22:53,976 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 84 transitions. [2019-11-20 05:22:53,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-20 05:22:53,978 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 05:22:53,978 INFO L410 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] [2019-11-20 05:22:53,979 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 05:22:53,979 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:22:53,979 INFO L82 PathProgramCache]: Analyzing trace with hash -979424030, now seen corresponding path program 1 times [2019-11-20 05:22:53,980 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 05:22:53,980 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [848916105] [2019-11-20 05:22:53,980 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 05:22:54,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:22:54,074 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:22:54,074 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [848916105] [2019-11-20 05:22:54,075 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 05:22:54,075 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 05:22:54,075 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [974253441] [2019-11-20 05:22:54,076 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-20 05:22:54,076 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 05:22:54,076 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 05:22:54,076 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 05:22:54,077 INFO L87 Difference]: Start difference. First operand 59 states and 84 transitions. Second operand 3 states. [2019-11-20 05:22:54,143 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 05:22:54,144 INFO L93 Difference]: Finished difference Result 163 states and 238 transitions. [2019-11-20 05:22:54,145 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 05:22:54,145 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2019-11-20 05:22:54,145 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 05:22:54,147 INFO L225 Difference]: With dead ends: 163 [2019-11-20 05:22:54,147 INFO L226 Difference]: Without dead ends: 111 [2019-11-20 05:22:54,148 INFO L630 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 [2019-11-20 05:22:54,149 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2019-11-20 05:22:54,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 107. [2019-11-20 05:22:54,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 107 states. [2019-11-20 05:22:54,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 156 transitions. [2019-11-20 05:22:54,166 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 156 transitions. Word has length 26 [2019-11-20 05:22:54,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 05:22:54,166 INFO L462 AbstractCegarLoop]: Abstraction has 107 states and 156 transitions. [2019-11-20 05:22:54,167 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-20 05:22:54,167 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 156 transitions. [2019-11-20 05:22:54,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-11-20 05:22:54,169 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 05:22:54,169 INFO L410 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] [2019-11-20 05:22:54,170 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 05:22:54,170 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:22:54,170 INFO L82 PathProgramCache]: Analyzing trace with hash 486922123, now seen corresponding path program 1 times [2019-11-20 05:22:54,170 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 05:22:54,171 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1306246589] [2019-11-20 05:22:54,171 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 05:22:54,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:22:54,241 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:22:54,241 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1306246589] [2019-11-20 05:22:54,242 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 05:22:54,242 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-20 05:22:54,242 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [3381500] [2019-11-20 05:22:54,242 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-20 05:22:54,243 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 05:22:54,243 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 05:22:54,243 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 05:22:54,243 INFO L87 Difference]: Start difference. First operand 107 states and 156 transitions. Second operand 3 states. [2019-11-20 05:22:54,348 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 05:22:54,348 INFO L93 Difference]: Finished difference Result 254 states and 375 transitions. [2019-11-20 05:22:54,350 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 05:22:54,350 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 28 [2019-11-20 05:22:54,351 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 05:22:54,352 INFO L225 Difference]: With dead ends: 254 [2019-11-20 05:22:54,353 INFO L226 Difference]: Without dead ends: 154 [2019-11-20 05:22:54,354 INFO L630 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 [2019-11-20 05:22:54,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2019-11-20 05:22:54,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 152. [2019-11-20 05:22:54,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2019-11-20 05:22:54,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 218 transitions. [2019-11-20 05:22:54,382 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 218 transitions. Word has length 28 [2019-11-20 05:22:54,383 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 05:22:54,383 INFO L462 AbstractCegarLoop]: Abstraction has 152 states and 218 transitions. [2019-11-20 05:22:54,383 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-20 05:22:54,383 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 218 transitions. [2019-11-20 05:22:54,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-11-20 05:22:54,385 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 05:22:54,385 INFO L410 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] [2019-11-20 05:22:54,386 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 05:22:54,386 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:22:54,387 INFO L82 PathProgramCache]: Analyzing trace with hash -410230549, now seen corresponding path program 1 times [2019-11-20 05:22:54,387 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 05:22:54,387 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [32668690] [2019-11-20 05:22:54,388 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 05:22:54,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:22:54,503 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:22:54,504 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [32668690] [2019-11-20 05:22:54,504 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 05:22:54,504 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-20 05:22:54,505 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1194533884] [2019-11-20 05:22:54,505 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-20 05:22:54,505 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 05:22:54,506 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-20 05:22:54,506 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-20 05:22:54,506 INFO L87 Difference]: Start difference. First operand 152 states and 218 transitions. Second operand 5 states. [2019-11-20 05:22:54,903 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 05:22:54,904 INFO L93 Difference]: Finished difference Result 535 states and 767 transitions. [2019-11-20 05:22:54,904 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-11-20 05:22:54,905 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 29 [2019-11-20 05:22:54,905 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 05:22:54,909 INFO L225 Difference]: With dead ends: 535 [2019-11-20 05:22:54,909 INFO L226 Difference]: Without dead ends: 390 [2019-11-20 05:22:54,911 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-11-20 05:22:54,913 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 390 states. [2019-11-20 05:22:54,941 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 390 to 150. [2019-11-20 05:22:54,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 150 states. [2019-11-20 05:22:54,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 212 transitions. [2019-11-20 05:22:54,943 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 212 transitions. Word has length 29 [2019-11-20 05:22:54,944 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 05:22:54,944 INFO L462 AbstractCegarLoop]: Abstraction has 150 states and 212 transitions. [2019-11-20 05:22:54,944 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-20 05:22:54,944 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 212 transitions. [2019-11-20 05:22:54,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-11-20 05:22:54,947 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 05:22:54,947 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 05:22:54,947 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 05:22:54,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:22:54,948 INFO L82 PathProgramCache]: Analyzing trace with hash 77532406, now seen corresponding path program 1 times [2019-11-20 05:22:54,948 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 05:22:54,949 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [831679982] [2019-11-20 05:22:54,949 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 05:22:54,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:22:55,044 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:22:55,045 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [831679982] [2019-11-20 05:22:55,045 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 05:22:55,045 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-20 05:22:55,045 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [24395388] [2019-11-20 05:22:55,046 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-20 05:22:55,046 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 05:22:55,047 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-20 05:22:55,047 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-20 05:22:55,047 INFO L87 Difference]: Start difference. First operand 150 states and 212 transitions. Second operand 5 states. [2019-11-20 05:22:55,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 05:22:55,173 INFO L93 Difference]: Finished difference Result 395 states and 553 transitions. [2019-11-20 05:22:55,174 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-20 05:22:55,174 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 37 [2019-11-20 05:22:55,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 05:22:55,177 INFO L225 Difference]: With dead ends: 395 [2019-11-20 05:22:55,177 INFO L226 Difference]: Without dead ends: 252 [2019-11-20 05:22:55,178 INFO L630 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 [2019-11-20 05:22:55,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 252 states. [2019-11-20 05:22:55,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 252 to 162. [2019-11-20 05:22:55,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 162 states. [2019-11-20 05:22:55,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 224 transitions. [2019-11-20 05:22:55,206 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 224 transitions. Word has length 37 [2019-11-20 05:22:55,207 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 05:22:55,207 INFO L462 AbstractCegarLoop]: Abstraction has 162 states and 224 transitions. [2019-11-20 05:22:55,207 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-20 05:22:55,207 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 224 transitions. [2019-11-20 05:22:55,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-11-20 05:22:55,212 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 05:22:55,213 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 05:22:55,213 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 05:22:55,214 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:22:55,214 INFO L82 PathProgramCache]: Analyzing trace with hash -933584844, now seen corresponding path program 1 times [2019-11-20 05:22:55,214 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 05:22:55,217 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1928572297] [2019-11-20 05:22:55,217 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 05:22:55,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:22:55,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:22:55,349 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1928572297] [2019-11-20 05:22:55,350 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 05:22:55,350 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-20 05:22:55,350 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1074207616] [2019-11-20 05:22:55,357 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-20 05:22:55,358 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 05:22:55,358 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-20 05:22:55,359 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-20 05:22:55,359 INFO L87 Difference]: Start difference. First operand 162 states and 224 transitions. Second operand 5 states. [2019-11-20 05:22:55,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 05:22:55,557 INFO L93 Difference]: Finished difference Result 438 states and 596 transitions. [2019-11-20 05:22:55,558 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-11-20 05:22:55,558 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 37 [2019-11-20 05:22:55,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 05:22:55,560 INFO L225 Difference]: With dead ends: 438 [2019-11-20 05:22:55,560 INFO L226 Difference]: Without dead ends: 283 [2019-11-20 05:22:55,562 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-11-20 05:22:55,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 283 states. [2019-11-20 05:22:55,586 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 283 to 170. [2019-11-20 05:22:55,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 170 states. [2019-11-20 05:22:55,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 170 states and 232 transitions. [2019-11-20 05:22:55,588 INFO L78 Accepts]: Start accepts. Automaton has 170 states and 232 transitions. Word has length 37 [2019-11-20 05:22:55,590 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 05:22:55,590 INFO L462 AbstractCegarLoop]: Abstraction has 170 states and 232 transitions. [2019-11-20 05:22:55,590 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-20 05:22:55,590 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 232 transitions. [2019-11-20 05:22:55,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-11-20 05:22:55,598 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 05:22:55,598 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 05:22:55,599 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 05:22:55,599 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:22:55,599 INFO L82 PathProgramCache]: Analyzing trace with hash -1954653198, now seen corresponding path program 1 times [2019-11-20 05:22:55,600 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 05:22:55,600 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [303086050] [2019-11-20 05:22:55,601 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 05:22:55,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:22:55,695 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:22:55,695 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [303086050] [2019-11-20 05:22:55,696 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 05:22:55,696 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-20 05:22:55,696 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [578951216] [2019-11-20 05:22:55,697 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-20 05:22:55,697 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 05:22:55,697 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 05:22:55,697 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 05:22:55,698 INFO L87 Difference]: Start difference. First operand 170 states and 232 transitions. Second operand 3 states. [2019-11-20 05:22:55,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 05:22:55,760 INFO L93 Difference]: Finished difference Result 391 states and 532 transitions. [2019-11-20 05:22:55,760 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 05:22:55,761 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 37 [2019-11-20 05:22:55,761 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 05:22:55,763 INFO L225 Difference]: With dead ends: 391 [2019-11-20 05:22:55,763 INFO L226 Difference]: Without dead ends: 228 [2019-11-20 05:22:55,764 INFO L630 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 [2019-11-20 05:22:55,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 228 states. [2019-11-20 05:22:55,798 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 228 to 228. [2019-11-20 05:22:55,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 228 states. [2019-11-20 05:22:55,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 228 states and 303 transitions. [2019-11-20 05:22:55,801 INFO L78 Accepts]: Start accepts. Automaton has 228 states and 303 transitions. Word has length 37 [2019-11-20 05:22:55,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 05:22:55,803 INFO L462 AbstractCegarLoop]: Abstraction has 228 states and 303 transitions. [2019-11-20 05:22:55,803 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-20 05:22:55,804 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 303 transitions. [2019-11-20 05:22:55,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-11-20 05:22:55,808 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 05:22:55,808 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 05:22:55,809 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 05:22:55,809 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:22:55,810 INFO L82 PathProgramCache]: Analyzing trace with hash -418855246, now seen corresponding path program 1 times [2019-11-20 05:22:55,811 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 05:22:55,811 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1349871925] [2019-11-20 05:22:55,812 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 05:22:55,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:22:56,011 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:22:56,011 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1349871925] [2019-11-20 05:22:56,011 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 05:22:56,011 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-20 05:22:56,012 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1522974526] [2019-11-20 05:22:56,012 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-20 05:22:56,012 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 05:22:56,013 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-20 05:22:56,013 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-11-20 05:22:56,013 INFO L87 Difference]: Start difference. First operand 228 states and 303 transitions. Second operand 6 states. [2019-11-20 05:22:56,422 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 05:22:56,422 INFO L93 Difference]: Finished difference Result 885 states and 1197 transitions. [2019-11-20 05:22:56,423 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-11-20 05:22:56,423 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 38 [2019-11-20 05:22:56,423 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 05:22:56,428 INFO L225 Difference]: With dead ends: 885 [2019-11-20 05:22:56,428 INFO L226 Difference]: Without dead ends: 722 [2019-11-20 05:22:56,430 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2019-11-20 05:22:56,431 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 722 states. [2019-11-20 05:22:56,470 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 722 to 321. [2019-11-20 05:22:56,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 321 states. [2019-11-20 05:22:56,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 321 states and 420 transitions. [2019-11-20 05:22:56,472 INFO L78 Accepts]: Start accepts. Automaton has 321 states and 420 transitions. Word has length 38 [2019-11-20 05:22:56,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 05:22:56,473 INFO L462 AbstractCegarLoop]: Abstraction has 321 states and 420 transitions. [2019-11-20 05:22:56,473 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-20 05:22:56,473 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 420 transitions. [2019-11-20 05:22:56,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-11-20 05:22:56,474 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 05:22:56,475 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 05:22:56,475 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 05:22:56,475 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:22:56,475 INFO L82 PathProgramCache]: Analyzing trace with hash -1638256156, now seen corresponding path program 1 times [2019-11-20 05:22:56,476 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 05:22:56,476 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [465967773] [2019-11-20 05:22:56,476 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 05:22:56,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:22:56,540 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 05:22:56,541 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [465967773] [2019-11-20 05:22:56,542 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 05:22:56,542 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 05:22:56,542 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1004499083] [2019-11-20 05:22:56,543 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-20 05:22:56,543 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 05:22:56,543 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 05:22:56,544 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 05:22:56,544 INFO L87 Difference]: Start difference. First operand 321 states and 420 transitions. Second operand 3 states. [2019-11-20 05:22:56,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 05:22:56,629 INFO L93 Difference]: Finished difference Result 547 states and 715 transitions. [2019-11-20 05:22:56,629 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 05:22:56,630 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 58 [2019-11-20 05:22:56,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 05:22:56,632 INFO L225 Difference]: With dead ends: 547 [2019-11-20 05:22:56,632 INFO L226 Difference]: Without dead ends: 233 [2019-11-20 05:22:56,633 INFO L630 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 [2019-11-20 05:22:56,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 233 states. [2019-11-20 05:22:56,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 233 to 227. [2019-11-20 05:22:56,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 227 states. [2019-11-20 05:22:56,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 293 transitions. [2019-11-20 05:22:56,664 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 293 transitions. Word has length 58 [2019-11-20 05:22:56,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 05:22:56,665 INFO L462 AbstractCegarLoop]: Abstraction has 227 states and 293 transitions. [2019-11-20 05:22:56,665 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-20 05:22:56,665 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 293 transitions. [2019-11-20 05:22:56,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-11-20 05:22:56,667 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 05:22:56,667 INFO L410 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] [2019-11-20 05:22:56,667 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 05:22:56,668 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:22:56,668 INFO L82 PathProgramCache]: Analyzing trace with hash -100547478, now seen corresponding path program 1 times [2019-11-20 05:22:56,668 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 05:22:56,669 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [701932554] [2019-11-20 05:22:56,669 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 05:22:56,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:22:56,773 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:22:56,773 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [701932554] [2019-11-20 05:22:56,774 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1066442580] [2019-11-20 05:22:56,774 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4d4e22cb-44cc-4a69-99ee-e6fd11fc2852/bin/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-20 05:22:56,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:22:56,991 INFO L255 TraceCheckSpWp]: Trace formula consists of 441 conjuncts, 5 conjunts are in the unsatisfiable core [2019-11-20 05:22:57,008 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 05:22:57,083 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:22:57,086 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-20 05:22:57,086 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2019-11-20 05:22:57,087 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1990846385] [2019-11-20 05:22:57,089 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-11-20 05:22:57,089 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 05:22:57,089 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-11-20 05:22:57,090 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2019-11-20 05:22:57,091 INFO L87 Difference]: Start difference. First operand 227 states and 293 transitions. Second operand 9 states. [2019-11-20 05:22:57,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 05:22:57,403 INFO L93 Difference]: Finished difference Result 452 states and 595 transitions. [2019-11-20 05:22:57,408 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-11-20 05:22:57,408 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 61 [2019-11-20 05:22:57,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 05:22:57,410 INFO L225 Difference]: With dead ends: 452 [2019-11-20 05:22:57,410 INFO L226 Difference]: Without dead ends: 0 [2019-11-20 05:22:57,411 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2019-11-20 05:22:57,411 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-20 05:22:57,412 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-20 05:22:57,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-20 05:22:57,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-20 05:22:57,412 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 61 [2019-11-20 05:22:57,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 05:22:57,413 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-20 05:22:57,413 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-11-20 05:22:57,413 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-20 05:22:57,413 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-20 05:22:57,619 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-20 05:22:57,623 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-20 05:22:57,986 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 68 [2019-11-20 05:22:58,561 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 18 [2019-11-20 05:22:58,750 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 22 [2019-11-20 05:22:59,066 WARN L191 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 26 [2019-11-20 05:22:59,417 WARN L191 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 27 [2019-11-20 05:22:59,581 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 23 [2019-11-20 05:22:59,900 WARN L191 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 10 [2019-11-20 05:23:00,224 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 26 [2019-11-20 05:23:00,469 WARN L191 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 25 [2019-11-20 05:23:00,722 WARN L191 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 28 [2019-11-20 05:23:00,999 WARN L191 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 32 [2019-11-20 05:23:01,393 WARN L191 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 26 [2019-11-20 05:23:01,706 WARN L191 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 24 [2019-11-20 05:23:01,948 WARN L191 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 26 [2019-11-20 05:23:01,952 INFO L440 ceAbstractionStarter]: At program point L1026-1(lines 1021 1029) the Hoare annotation is: false [2019-11-20 05:23:01,952 INFO L440 ceAbstractionStarter]: At program point L1026-2(lines 1021 1029) the Hoare annotation is: false [2019-11-20 05:23:01,952 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 923) no Hoare annotation was computed. [2019-11-20 05:23:01,952 INFO L440 ceAbstractionStarter]: At program point L795-2(lines 795 809) the Hoare annotation is: false [2019-11-20 05:23:01,953 INFO L440 ceAbstractionStarter]: At program point L267(lines 252 270) the Hoare annotation is: (and (= 1 ~systemActive~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 ~pumpRunning~0) (<= ~waterLevel~0 2) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-20 05:23:01,953 INFO L440 ceAbstractionStarter]: At program point L267-1(lines 252 270) the Hoare annotation is: false [2019-11-20 05:23:01,953 INFO L440 ceAbstractionStarter]: At program point L267-2(lines 252 270) the Hoare annotation is: false [2019-11-20 05:23:01,953 INFO L444 ceAbstractionStarter]: For program point L796(line 796) no Hoare annotation was computed. [2019-11-20 05:23:01,953 INFO L444 ceAbstractionStarter]: For program point L400(lines 400 410) no Hoare annotation was computed. [2019-11-20 05:23:01,953 INFO L444 ceAbstractionStarter]: For program point L400-2(lines 400 410) no Hoare annotation was computed. [2019-11-20 05:23:01,953 INFO L444 ceAbstractionStarter]: For program point L400-4(lines 400 410) no Hoare annotation was computed. [2019-11-20 05:23:01,954 INFO L444 ceAbstractionStarter]: For program point L401(lines 401 407) no Hoare annotation was computed. [2019-11-20 05:23:01,954 INFO L444 ceAbstractionStarter]: For program point L401-2(lines 401 407) no Hoare annotation was computed. [2019-11-20 05:23:01,954 INFO L444 ceAbstractionStarter]: For program point L401-4(lines 401 407) no Hoare annotation was computed. [2019-11-20 05:23:01,954 INFO L440 ceAbstractionStarter]: At program point L71(lines 71 77) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse4 (<= 1 ~pumpRunning~0)) (.cse0 (<= ~waterLevel~0 2)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 (and .cse1 .cse2 .cse3)) (and (and .cse0 (and .cse2 .cse3)) (= 0 ~systemActive~0)) (and .cse1 (<= 1 ~switchedOnBeforeTS~0) .cse4 .cse0 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse3) (and .cse1 .cse4 (<= 2 ~waterLevel~0) .cse0 .cse3))) [2019-11-20 05:23:01,954 INFO L440 ceAbstractionStarter]: At program point L71-1(lines 71 77) the Hoare annotation is: false [2019-11-20 05:23:01,954 INFO L440 ceAbstractionStarter]: At program point L71-2(lines 71 77) the Hoare annotation is: false [2019-11-20 05:23:01,954 INFO L444 ceAbstractionStarter]: For program point L799(lines 799 803) no Hoare annotation was computed. [2019-11-20 05:23:01,954 INFO L444 ceAbstractionStarter]: For program point L799-1(lines 799 803) no Hoare annotation was computed. [2019-11-20 05:23:01,955 INFO L444 ceAbstractionStarter]: For program point L338(lines 338 353) no Hoare annotation was computed. [2019-11-20 05:23:01,955 INFO L444 ceAbstractionStarter]: For program point L934(lines 934 938) no Hoare annotation was computed. [2019-11-20 05:23:01,955 INFO L444 ceAbstractionStarter]: For program point L934-3(lines 934 938) no Hoare annotation was computed. [2019-11-20 05:23:01,955 INFO L444 ceAbstractionStarter]: For program point L934-6(lines 934 938) no Hoare annotation was computed. [2019-11-20 05:23:01,955 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 923) no Hoare annotation was computed. [2019-11-20 05:23:01,955 INFO L444 ceAbstractionStarter]: For program point L275(lines 275 281) no Hoare annotation was computed. [2019-11-20 05:23:01,955 INFO L440 ceAbstractionStarter]: At program point L275-1(lines 275 281) the Hoare annotation is: (and (<= ~waterLevel~0 2) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-20 05:23:01,955 INFO L444 ceAbstractionStarter]: For program point L242(lines 242 246) no Hoare annotation was computed. [2019-11-20 05:23:01,956 INFO L444 ceAbstractionStarter]: For program point L242-2(lines 242 246) no Hoare annotation was computed. [2019-11-20 05:23:01,956 INFO L444 ceAbstractionStarter]: For program point L242-3(lines 242 246) no Hoare annotation was computed. [2019-11-20 05:23:01,956 INFO L444 ceAbstractionStarter]: For program point L242-5(lines 242 246) no Hoare annotation was computed. [2019-11-20 05:23:01,956 INFO L444 ceAbstractionStarter]: For program point L242-6(lines 242 246) no Hoare annotation was computed. [2019-11-20 05:23:01,956 INFO L444 ceAbstractionStarter]: For program point L242-8(lines 242 246) no Hoare annotation was computed. [2019-11-20 05:23:01,956 INFO L444 ceAbstractionStarter]: For program point L242-9(lines 242 246) no Hoare annotation was computed. [2019-11-20 05:23:01,956 INFO L444 ceAbstractionStarter]: For program point L242-11(lines 242 246) no Hoare annotation was computed. [2019-11-20 05:23:01,956 INFO L444 ceAbstractionStarter]: For program point L870(lines 870 877) no Hoare annotation was computed. [2019-11-20 05:23:01,956 INFO L444 ceAbstractionStarter]: For program point L242-12(lines 242 246) no Hoare annotation was computed. [2019-11-20 05:23:01,957 INFO L447 ceAbstractionStarter]: At program point L870-1(lines 870 877) the Hoare annotation is: true [2019-11-20 05:23:01,957 INFO L444 ceAbstractionStarter]: For program point L242-14(lines 242 246) no Hoare annotation was computed. [2019-11-20 05:23:01,965 INFO L444 ceAbstractionStarter]: For program point L242-15(lines 242 246) no Hoare annotation was computed. [2019-11-20 05:23:01,966 INFO L444 ceAbstractionStarter]: For program point L242-17(lines 242 246) no Hoare annotation was computed. [2019-11-20 05:23:01,966 INFO L440 ceAbstractionStarter]: At program point L375(lines 370 377) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-11-20 05:23:01,966 INFO L444 ceAbstractionStarter]: For program point L309(lines 308 357) no Hoare annotation was computed. [2019-11-20 05:23:01,966 INFO L440 ceAbstractionStarter]: At program point L1003(lines 998 1006) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (<= 1 ~pumpRunning~0)) (.cse0 (<= ~waterLevel~0 2)) (.cse2 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 (and .cse1 .cse2) (= 0 ~systemActive~0)) (and (and .cse3 .cse1 .cse2) .cse0) (and .cse3 .cse4 (<= 2 ~waterLevel~0) .cse0 (<= |ULTIMATE.start_getWaterLevel_#res| 2) (<= 2 |ULTIMATE.start_getWaterLevel_#res|) .cse2) (and .cse3 (<= 1 ~switchedOnBeforeTS~0) .cse4 .cse0 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse2))) [2019-11-20 05:23:01,967 INFO L440 ceAbstractionStarter]: At program point L1003-1(lines 998 1006) the Hoare annotation is: false [2019-11-20 05:23:01,967 INFO L440 ceAbstractionStarter]: At program point L1003-2(lines 998 1006) the Hoare annotation is: false [2019-11-20 05:23:01,967 INFO L444 ceAbstractionStarter]: For program point L310(lines 310 314) no Hoare annotation was computed. [2019-11-20 05:23:01,967 INFO L440 ceAbstractionStarter]: At program point L971(lines 966 974) the Hoare annotation is: false [2019-11-20 05:23:01,971 INFO L440 ceAbstractionStarter]: At program point L971-1(lines 966 974) the Hoare annotation is: (and (= 1 ~systemActive~0) (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-20 05:23:01,972 INFO L440 ceAbstractionStarter]: At program point L971-2(lines 966 974) the Hoare annotation is: false [2019-11-20 05:23:01,972 INFO L440 ceAbstractionStarter]: At program point L971-3(lines 966 974) the Hoare annotation is: false [2019-11-20 05:23:01,972 INFO L440 ceAbstractionStarter]: At program point L971-4(lines 966 974) the Hoare annotation is: false [2019-11-20 05:23:01,972 INFO L440 ceAbstractionStarter]: At program point L971-5(lines 966 974) the Hoare annotation is: false [2019-11-20 05:23:01,973 INFO L440 ceAbstractionStarter]: At program point L906(lines 1 1029) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-11-20 05:23:01,973 INFO L444 ceAbstractionStarter]: For program point L346(lines 346 352) no Hoare annotation was computed. [2019-11-20 05:23:01,973 INFO L440 ceAbstractionStarter]: At program point L346-1(lines 1 1029) the Hoare annotation is: (let ((.cse4 (= ~pumpRunning~0 0)) (.cse0 (= 1 ~systemActive~0)) (.cse1 (<= 1 ~pumpRunning~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 (<= 1 ~switchedOnBeforeTS~0) .cse1 .cse2 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse3) (and (and .cse2 (and .cse4 .cse3)) (= 0 ~systemActive~0)) (and (and .cse0 .cse4 .cse3) .cse2) (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3))) [2019-11-20 05:23:01,973 INFO L440 ceAbstractionStarter]: At program point L248(lines 233 251) the Hoare annotation is: false [2019-11-20 05:23:01,974 INFO L440 ceAbstractionStarter]: At program point L248-1(lines 233 251) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse1 (<= ~waterLevel~0 2))) (or (and .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2 .cse3) (and (and (= 0 |ULTIMATE.start_isHighWaterLevel_#res|) .cse0 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~0) (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~3)) .cse2 .cse3) .cse1))) [2019-11-20 05:23:01,974 INFO L440 ceAbstractionStarter]: At program point L248-2(lines 233 251) the Hoare annotation is: false [2019-11-20 05:23:01,974 INFO L440 ceAbstractionStarter]: At program point L248-3(lines 233 251) the Hoare annotation is: false [2019-11-20 05:23:01,974 INFO L440 ceAbstractionStarter]: At program point L248-4(lines 233 251) the Hoare annotation is: false [2019-11-20 05:23:01,974 INFO L440 ceAbstractionStarter]: At program point L248-5(lines 233 251) the Hoare annotation is: false [2019-11-20 05:23:01,975 INFO L440 ceAbstractionStarter]: At program point L843(lines 839 845) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-11-20 05:23:01,977 INFO L440 ceAbstractionStarter]: At program point L184(lines 177 187) the Hoare annotation is: false [2019-11-20 05:23:01,977 INFO L440 ceAbstractionStarter]: At program point L184-1(lines 177 187) the Hoare annotation is: (and (= 1 ~systemActive~0) (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-20 05:23:01,977 INFO L440 ceAbstractionStarter]: At program point L184-2(lines 177 187) the Hoare annotation is: false [2019-11-20 05:23:01,977 INFO L440 ceAbstractionStarter]: At program point L184-3(lines 177 187) the Hoare annotation is: false [2019-11-20 05:23:01,977 INFO L440 ceAbstractionStarter]: At program point L184-4(lines 177 187) the Hoare annotation is: false [2019-11-20 05:23:01,978 INFO L440 ceAbstractionStarter]: At program point L184-5(lines 177 187) the Hoare annotation is: false [2019-11-20 05:23:01,978 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-20 05:23:01,978 INFO L444 ceAbstractionStarter]: For program point L1011(lines 1011 1017) no Hoare annotation was computed. [2019-11-20 05:23:01,978 INFO L444 ceAbstractionStarter]: For program point L1011-1(lines 1011 1017) no Hoare annotation was computed. [2019-11-20 05:23:01,978 INFO L444 ceAbstractionStarter]: For program point L1011-2(lines 1011 1017) no Hoare annotation was computed. [2019-11-20 05:23:01,978 INFO L444 ceAbstractionStarter]: For program point L1011-3(lines 1011 1017) no Hoare annotation was computed. [2019-11-20 05:23:01,979 INFO L444 ceAbstractionStarter]: For program point L1011-4(lines 1011 1017) no Hoare annotation was computed. [2019-11-20 05:23:01,979 INFO L447 ceAbstractionStarter]: At program point L879(lines 860 882) the Hoare annotation is: true [2019-11-20 05:23:01,979 INFO L444 ceAbstractionStarter]: For program point L1011-5(lines 1011 1017) no Hoare annotation was computed. [2019-11-20 05:23:01,979 INFO L444 ceAbstractionStarter]: For program point L318(lines 318 324) no Hoare annotation was computed. [2019-11-20 05:23:01,979 INFO L440 ceAbstractionStarter]: At program point L318-1(lines 318 324) the Hoare annotation is: (let ((.cse4 (= ~pumpRunning~0 0)) (.cse0 (= 1 ~systemActive~0)) (.cse1 (<= 1 ~pumpRunning~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 (<= 1 ~switchedOnBeforeTS~0) .cse1 .cse2 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse3) (and (and .cse0 .cse4 .cse3) .cse2) (and (and (and .cse4 .cse3) .cse2) (= 0 ~systemActive~0)) (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3))) [2019-11-20 05:23:01,980 INFO L444 ceAbstractionStarter]: For program point L946(lines 946 950) no Hoare annotation was computed. [2019-11-20 05:23:01,980 INFO L440 ceAbstractionStarter]: At program point L385(lines 64 70) the Hoare annotation is: (let ((.cse1 (= 1 ~systemActive~0)) (.cse2 (= |ULTIMATE.start_isPumpRunning_#res| 0)) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse0 (<= ~waterLevel~0 2))) (or (and .cse0 (and .cse1 .cse2 .cse3 .cse4)) (and .cse1 (<= 1 ~switchedOnBeforeTS~0) (<= 1 ~pumpRunning~0) .cse0 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse4) (and (and (and .cse2 .cse3 .cse4) .cse0) (= 0 ~systemActive~0)))) [2019-11-20 05:23:01,980 INFO L440 ceAbstractionStarter]: At program point L385-1(lines 64 70) the Hoare annotation is: false [2019-11-20 05:23:01,980 INFO L440 ceAbstractionStarter]: At program point L385-2(lines 64 70) the Hoare annotation is: false [2019-11-20 05:23:01,981 INFO L440 ceAbstractionStarter]: At program point L914(lines 909 917) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-11-20 05:23:01,981 INFO L444 ceAbstractionStarter]: For program point L122(lines 122 139) no Hoare annotation was computed. [2019-11-20 05:23:01,981 INFO L444 ceAbstractionStarter]: For program point L122-1(lines 122 139) no Hoare annotation was computed. [2019-11-20 05:23:01,981 INFO L444 ceAbstractionStarter]: For program point L122-2(lines 122 139) no Hoare annotation was computed. [2019-11-20 05:23:01,981 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-20 05:23:01,981 INFO L440 ceAbstractionStarter]: At program point L1016(lines 1007 1020) the Hoare annotation is: false [2019-11-20 05:23:01,982 INFO L440 ceAbstractionStarter]: At program point L1016-1(lines 1007 1020) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (<= ~waterLevel~0 2)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2 .cse3) (and .cse0 .cse1 (not (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) .cse2 .cse3))) [2019-11-20 05:23:01,982 INFO L440 ceAbstractionStarter]: At program point L1016-2(lines 1007 1020) the Hoare annotation is: false [2019-11-20 05:23:01,982 INFO L440 ceAbstractionStarter]: At program point L1016-3(lines 1007 1020) the Hoare annotation is: false [2019-11-20 05:23:01,982 INFO L440 ceAbstractionStarter]: At program point L1016-4(lines 1007 1020) the Hoare annotation is: false [2019-11-20 05:23:01,982 INFO L440 ceAbstractionStarter]: At program point L1016-5(lines 1007 1020) the Hoare annotation is: false [2019-11-20 05:23:01,983 INFO L444 ceAbstractionStarter]: For program point L159(lines 159 165) no Hoare annotation was computed. [2019-11-20 05:23:01,983 INFO L444 ceAbstractionStarter]: For program point L126(lines 126 134) no Hoare annotation was computed. [2019-11-20 05:23:01,983 INFO L444 ceAbstractionStarter]: For program point L159-2(lines 159 165) no Hoare annotation was computed. [2019-11-20 05:23:01,983 INFO L444 ceAbstractionStarter]: For program point L126-1(lines 126 134) no Hoare annotation was computed. [2019-11-20 05:23:01,983 INFO L444 ceAbstractionStarter]: For program point L126-2(lines 126 134) no Hoare annotation was computed. [2019-11-20 05:23:01,983 INFO L444 ceAbstractionStarter]: For program point L159-4(lines 159 165) no Hoare annotation was computed. [2019-11-20 05:23:01,984 INFO L444 ceAbstractionStarter]: For program point L159-6(lines 159 165) no Hoare annotation was computed. [2019-11-20 05:23:01,984 INFO L444 ceAbstractionStarter]: For program point L159-8(lines 159 165) no Hoare annotation was computed. [2019-11-20 05:23:01,984 INFO L444 ceAbstractionStarter]: For program point L159-10(lines 159 165) no Hoare annotation was computed. [2019-11-20 05:23:01,984 INFO L440 ceAbstractionStarter]: At program point L358(lines 307 359) the Hoare annotation is: false [2019-11-20 05:23:01,984 INFO L440 ceAbstractionStarter]: At program point L193(lines 188 196) the Hoare annotation is: (let ((.cse1 (= 1 ~systemActive~0)) (.cse5 (<= 1 ~pumpRunning~0)) (.cse6 (<= 1 |ULTIMATE.start_isPumpRunning_#res|)) (.cse2 (= |ULTIMATE.start_isPumpRunning_#res| 0)) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse0 (<= ~waterLevel~0 2))) (or (and .cse0 (and .cse1 .cse2 .cse3 .cse4)) (and .cse1 (<= 1 ~switchedOnBeforeTS~0) .cse5 .cse0 .cse6 .cse4) (and .cse1 .cse5 (<= 2 ~waterLevel~0) .cse0 .cse6 .cse4) (and (and (and .cse2 .cse3 .cse4) .cse0) (= 0 ~systemActive~0)))) [2019-11-20 05:23:01,985 INFO L440 ceAbstractionStarter]: At program point L193-1(lines 188 196) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_isPumpRunning_#res| 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse4 (= 1 ~systemActive~0)) (.cse1 (<= ~waterLevel~0 2)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 .cse2 .cse3 (= 0 ~systemActive~0)) (and .cse4 .cse0 .cse1 .cse2 .cse3) (and .cse4 (<= 1 ~switchedOnBeforeTS~0) (<= 1 ~pumpRunning~0) .cse1 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse3))) [2019-11-20 05:23:01,985 INFO L440 ceAbstractionStarter]: At program point L193-2(lines 188 196) the Hoare annotation is: false [2019-11-20 05:23:01,985 INFO L440 ceAbstractionStarter]: At program point L193-3(lines 188 196) the Hoare annotation is: false [2019-11-20 05:23:01,985 INFO L440 ceAbstractionStarter]: At program point L193-4(lines 188 196) the Hoare annotation is: false [2019-11-20 05:23:01,985 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-20 05:23:01,986 INFO L440 ceAbstractionStarter]: At program point L193-5(lines 188 196) the Hoare annotation is: false [2019-11-20 05:23:01,986 INFO L444 ceAbstractionStarter]: For program point L261(lines 261 265) no Hoare annotation was computed. [2019-11-20 05:23:01,986 INFO L444 ceAbstractionStarter]: For program point L261-2(lines 261 265) no Hoare annotation was computed. [2019-11-20 05:23:01,986 INFO L444 ceAbstractionStarter]: For program point L261-3(lines 261 265) no Hoare annotation was computed. [2019-11-20 05:23:01,986 INFO L444 ceAbstractionStarter]: For program point L96(lines 96 113) no Hoare annotation was computed. [2019-11-20 05:23:01,986 INFO L444 ceAbstractionStarter]: For program point L261-5(lines 261 265) no Hoare annotation was computed. [2019-11-20 05:23:01,987 INFO L444 ceAbstractionStarter]: For program point L96-1(lines 96 113) no Hoare annotation was computed. [2019-11-20 05:23:01,987 INFO L444 ceAbstractionStarter]: For program point L261-6(lines 261 265) no Hoare annotation was computed. [2019-11-20 05:23:01,987 INFO L444 ceAbstractionStarter]: For program point L96-2(lines 96 113) no Hoare annotation was computed. [2019-11-20 05:23:01,987 INFO L444 ceAbstractionStarter]: For program point L96-3(lines 96 113) no Hoare annotation was computed. [2019-11-20 05:23:01,987 INFO L444 ceAbstractionStarter]: For program point L261-8(lines 261 265) no Hoare annotation was computed. [2019-11-20 05:23:01,987 INFO L444 ceAbstractionStarter]: For program point L96-4(lines 96 113) no Hoare annotation was computed. [2019-11-20 05:23:01,988 INFO L444 ceAbstractionStarter]: For program point L96-5(lines 96 113) no Hoare annotation was computed. [2019-11-20 05:23:01,988 INFO L444 ceAbstractionStarter]: For program point L328(lines 328 334) no Hoare annotation was computed. [2019-11-20 05:23:01,988 INFO L440 ceAbstractionStarter]: At program point L328-1(lines 328 334) the Hoare annotation is: (let ((.cse4 (= ~pumpRunning~0 0)) (.cse0 (= 1 ~systemActive~0)) (.cse1 (<= 1 ~pumpRunning~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 (<= 1 ~switchedOnBeforeTS~0) .cse1 .cse2 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse3) (and (and .cse0 .cse4 .cse3) .cse2) (and (and (and .cse4 .cse3) .cse2) (= 0 ~systemActive~0)) (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3))) [2019-11-20 05:23:01,988 INFO L440 ceAbstractionStarter]: At program point L64(lines 60 82) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse3 (= 1 ~systemActive~0)) (.cse0 (<= ~waterLevel~0 2)) (.cse2 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and (and .cse0 (and .cse1 .cse2)) (= 0 ~systemActive~0)) (and .cse0 (and .cse3 .cse1 .cse2)) (and .cse3 (<= 1 ~switchedOnBeforeTS~0) (<= 1 ~pumpRunning~0) .cse0 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse2))) [2019-11-20 05:23:01,989 INFO L440 ceAbstractionStarter]: At program point L64-1(lines 60 82) the Hoare annotation is: false [2019-11-20 05:23:01,989 INFO L440 ceAbstractionStarter]: At program point L64-2(lines 60 82) the Hoare annotation is: false [2019-11-20 05:23:01,989 INFO L444 ceAbstractionStarter]: For program point L923(line 923) no Hoare annotation was computed. [2019-11-20 05:23:01,989 INFO L444 ceAbstractionStarter]: For program point L923-1(line 923) no Hoare annotation was computed. [2019-11-20 05:23:01,989 INFO L444 ceAbstractionStarter]: For program point L923-2(line 923) no Hoare annotation was computed. [2019-11-20 05:23:01,989 INFO L444 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-20 05:23:01,990 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 923) no Hoare annotation was computed. [2019-11-20 05:23:01,990 INFO L444 ceAbstractionStarter]: For program point L396(lines 396 413) no Hoare annotation was computed. [2019-11-20 05:23:01,990 INFO L440 ceAbstractionStarter]: At program point L396-1(lines 1 1029) the Hoare annotation is: (let ((.cse4 (= ~pumpRunning~0 0)) (.cse0 (= 1 ~systemActive~0)) (.cse1 (<= 1 ~pumpRunning~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 (<= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~6 2) (<= 2 ~waterLevel~0) .cse2 (< 1 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~6) (<= |ULTIMATE.start_getWaterLevel_#res| 2) (<= 2 |ULTIMATE.start_getWaterLevel_#res|) .cse3) (and (and .cse0 .cse4 .cse3) .cse2) (and (and (and .cse4 .cse3) .cse2) (= 0 ~systemActive~0)) (and .cse0 (<= 1 ~switchedOnBeforeTS~0) .cse1 .cse2 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse3))) [2019-11-20 05:23:01,990 INFO L444 ceAbstractionStarter]: For program point L396-2(lines 396 413) no Hoare annotation was computed. [2019-11-20 05:23:01,991 INFO L440 ceAbstractionStarter]: At program point L396-3(lines 1 1029) the Hoare annotation is: false [2019-11-20 05:23:01,991 INFO L444 ceAbstractionStarter]: For program point L396-4(lines 396 413) no Hoare annotation was computed. [2019-11-20 05:23:01,991 INFO L440 ceAbstractionStarter]: At program point L396-5(lines 1 1029) the Hoare annotation is: false [2019-11-20 05:23:01,991 INFO L444 ceAbstractionStarter]: For program point L958(lines 958 962) no Hoare annotation was computed. [2019-11-20 05:23:01,991 INFO L444 ceAbstractionStarter]: For program point L100(lines 100 108) no Hoare annotation was computed. [2019-11-20 05:23:01,991 INFO L444 ceAbstractionStarter]: For program point L100-1(lines 100 108) no Hoare annotation was computed. [2019-11-20 05:23:01,992 INFO L444 ceAbstractionStarter]: For program point L100-2(lines 100 108) no Hoare annotation was computed. [2019-11-20 05:23:01,992 INFO L444 ceAbstractionStarter]: For program point L100-3(lines 100 108) no Hoare annotation was computed. [2019-11-20 05:23:01,992 INFO L444 ceAbstractionStarter]: For program point L100-4(lines 100 108) no Hoare annotation was computed. [2019-11-20 05:23:01,992 INFO L444 ceAbstractionStarter]: For program point L100-5(lines 100 108) no Hoare annotation was computed. [2019-11-20 05:23:01,992 INFO L440 ceAbstractionStarter]: At program point L1026(lines 1021 1029) the Hoare annotation is: (and (= 1 ~systemActive~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 ~pumpRunning~0) (<= ~waterLevel~0 2) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-20 05:23:02,058 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 05:23:02 BoogieIcfgContainer [2019-11-20 05:23:02,058 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-20 05:23:02,059 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 05:23:02,059 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 05:23:02,059 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 05:23:02,060 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:22:53" (3/4) ... [2019-11-20 05:23:02,065 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-20 05:23:02,111 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-11-20 05:23:02,112 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-11-20 05:23:02,114 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2019-11-20 05:23:02,116 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-20 05:23:02,118 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-20 05:23:02,120 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-20 05:23:02,157 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((1 == systemActive && 1 <= pumpRunning) && tmp <= 2) && 2 <= waterLevel) && waterLevel <= 2) && 1 < tmp) && \result <= 2) && 2 <= \result) && 0 == splverifierCounter) || (((1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && waterLevel <= 2)) || (((pumpRunning == 0 && 0 == splverifierCounter) && waterLevel <= 2) && 0 == systemActive)) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter) [2019-11-20 05:23:02,158 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter) || (((1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && waterLevel <= 2)) || (((pumpRunning == 0 && 0 == splverifierCounter) && waterLevel <= 2) && 0 == systemActive)) || ((((1 == systemActive && 1 <= pumpRunning) && 2 <= waterLevel) && waterLevel <= 2) && 0 == splverifierCounter) [2019-11-20 05:23:02,159 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter) || (((1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && waterLevel <= 2)) || (((pumpRunning == 0 && 0 == splverifierCounter) && waterLevel <= 2) && 0 == systemActive)) || ((((1 == systemActive && 1 <= pumpRunning) && 2 <= waterLevel) && waterLevel <= 2) && 0 == splverifierCounter) [2019-11-20 05:23:02,160 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter) || ((waterLevel <= 2 && pumpRunning == 0 && 0 == splverifierCounter) && 0 == systemActive)) || (((1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && waterLevel <= 2)) || ((((1 == systemActive && 1 <= pumpRunning) && 2 <= waterLevel) && waterLevel <= 2) && 0 == splverifierCounter) [2019-11-20 05:23:02,161 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((waterLevel <= 2 && ((1 == systemActive && \result == 0) && pumpRunning == 0) && 0 == splverifierCounter) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter)) || (((((1 == systemActive && 1 <= pumpRunning) && 2 <= waterLevel) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter)) || ((((\result == 0 && pumpRunning == 0) && 0 == splverifierCounter) && waterLevel <= 2) && 0 == systemActive) [2019-11-20 05:23:02,162 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((waterLevel <= 2 && ((1 == systemActive && \result == 0) && pumpRunning == 0) && 0 == splverifierCounter) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter)) || ((((\result == 0 && pumpRunning == 0) && 0 == splverifierCounter) && waterLevel <= 2) && 0 == systemActive) [2019-11-20 05:23:02,162 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((waterLevel <= 2 && pumpRunning == 0 && 0 == splverifierCounter) && 0 == systemActive) || (waterLevel <= 2 && (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter)) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter) [2019-11-20 05:23:02,163 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((waterLevel <= 2 && (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) || ((waterLevel <= 2 && pumpRunning == 0 && 0 == splverifierCounter) && 0 == systemActive)) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter)) || ((((1 == systemActive && 1 <= pumpRunning) && 2 <= waterLevel) && waterLevel <= 2) && 0 == splverifierCounter) [2019-11-20 05:23:02,165 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((waterLevel <= 2 && pumpRunning == 0 && 0 == splverifierCounter) && 0 == systemActive) || (((1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && waterLevel <= 2)) || ((((((1 == systemActive && 1 <= pumpRunning) && 2 <= waterLevel) && waterLevel <= 2) && \result <= 2) && 2 <= \result) && 0 == splverifierCounter)) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter) [2019-11-20 05:23:02,166 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter [2019-11-20 05:23:02,170 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && 2 <= waterLevel) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || ((((1 == systemActive && waterLevel <= 2) && !(\result == 0)) && pumpRunning == 0) && 0 == splverifierCounter) [2019-11-20 05:23:02,172 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\result == 0 && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) && 0 == systemActive) || ((((1 == systemActive && \result == 0) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter)) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter) [2019-11-20 05:23:02,173 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter [2019-11-20 05:23:02,174 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && 2 <= waterLevel) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || ((((((0 == \result && 1 == systemActive) && 0 == tmp___0) && !(0 == tmp)) && pumpRunning == 0) && 0 == splverifierCounter) && waterLevel <= 2) [2019-11-20 05:23:02,306 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_4d4e22cb-44cc-4a69-99ee-e6fd11fc2852/bin/uautomizer/witness.graphml [2019-11-20 05:23:02,306 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 05:23:02,307 INFO L168 Benchmark]: Toolchain (without parser) took 11454.52 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 298.3 MB). Free memory was 950.0 MB in the beginning and 892.1 MB in the end (delta: 58.0 MB). Peak memory consumption was 356.3 MB. Max. memory is 11.5 GB. [2019-11-20 05:23:02,308 INFO L168 Benchmark]: CDTParser took 0.42 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 05:23:02,308 INFO L168 Benchmark]: CACSL2BoogieTranslator took 803.83 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 162.0 MB). Free memory was 950.0 MB in the beginning and 1.1 GB in the end (delta: -183.6 MB). Peak memory consumption was 23.0 MB. Max. memory is 11.5 GB. [2019-11-20 05:23:02,309 INFO L168 Benchmark]: Boogie Procedure Inliner took 113.58 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.4 MB). Peak memory consumption was 6.4 MB. Max. memory is 11.5 GB. [2019-11-20 05:23:02,309 INFO L168 Benchmark]: Boogie Preprocessor took 63.30 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 05:23:02,309 INFO L168 Benchmark]: RCFGBuilder took 1381.64 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 71.2 MB). Peak memory consumption was 71.2 MB. Max. memory is 11.5 GB. [2019-11-20 05:23:02,310 INFO L168 Benchmark]: TraceAbstraction took 8837.28 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 136.3 MB). Free memory was 1.1 GB in the beginning and 912.9 MB in the end (delta: 143.1 MB). Peak memory consumption was 286.6 MB. Max. memory is 11.5 GB. [2019-11-20 05:23:02,310 INFO L168 Benchmark]: Witness Printer took 247.41 ms. Allocated memory is still 1.3 GB. Free memory was 912.9 MB in the beginning and 892.1 MB in the end (delta: 20.9 MB). Peak memory consumption was 20.9 MB. Max. memory is 11.5 GB. [2019-11-20 05:23:02,313 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 803.83 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 162.0 MB). Free memory was 950.0 MB in the beginning and 1.1 GB in the end (delta: -183.6 MB). Peak memory consumption was 23.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 113.58 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.4 MB). Peak memory consumption was 6.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 63.30 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1381.64 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 71.2 MB). Peak memory consumption was 71.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 8837.28 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 136.3 MB). Free memory was 1.1 GB in the beginning and 912.9 MB in the end (delta: 143.1 MB). Peak memory consumption was 286.6 MB. Max. memory is 11.5 GB. * Witness Printer took 247.41 ms. Allocated memory is still 1.3 GB. Free memory was 912.9 MB in the beginning and 892.1 MB in the end (delta: 20.9 MB). Peak memory consumption was 20.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 923]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 923]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 923]: 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: 1007]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1007]: Loop Invariant Derived loop invariant: ((((1 == systemActive && 2 <= waterLevel) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || ((((1 == systemActive && waterLevel <= 2) && !(\result == 0)) && pumpRunning == 0) && 0 == splverifierCounter) - InvariantResult [Line: 1007]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1007]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && 1 == waterLevel) && pumpRunning == 0 - InvariantResult [Line: 252]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 188]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 233]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 188]: Loop Invariant Derived loop invariant: (((((\result == 0 && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) && 0 == systemActive) || ((((1 == systemActive && \result == 0) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter)) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter) - InvariantResult [Line: 318]: Loop Invariant Derived loop invariant: (((((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter) || (((1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && waterLevel <= 2)) || (((pumpRunning == 0 && 0 == splverifierCounter) && waterLevel <= 2) && 0 == systemActive)) || ((((1 == systemActive && 1 <= pumpRunning) && 2 <= waterLevel) && waterLevel <= 2) && 0 == splverifierCounter) - InvariantResult [Line: 233]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 909]: Loop Invariant Derived loop invariant: (1 == systemActive && 1 == waterLevel) && pumpRunning == 0 - InvariantResult [Line: 188]: Loop Invariant Derived loop invariant: (((waterLevel <= 2 && ((1 == systemActive && \result == 0) && pumpRunning == 0) && 0 == splverifierCounter) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter)) || (((((1 == systemActive && 1 <= pumpRunning) && 2 <= waterLevel) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter)) || ((((\result == 0 && pumpRunning == 0) && 0 == splverifierCounter) && waterLevel <= 2) && 0 == systemActive) - InvariantResult [Line: 233]: Loop Invariant Derived loop invariant: ((((1 == systemActive && 2 <= waterLevel) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || ((((((0 == \result && 1 == systemActive) && 0 == tmp___0) && !(0 == tmp)) && pumpRunning == 0) && 0 == splverifierCounter) && waterLevel <= 2) - InvariantResult [Line: 307]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 233]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 870]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 275]: Loop Invariant Derived loop invariant: (waterLevel <= 2 && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 252]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 998]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 252]: Loop Invariant Derived loop invariant: ((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 795]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 71]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 71]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 71]: Loop Invariant Derived loop invariant: (((waterLevel <= 2 && (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) || ((waterLevel <= 2 && pumpRunning == 0 && 0 == splverifierCounter) && 0 == systemActive)) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter)) || ((((1 == systemActive && 1 <= pumpRunning) && 2 <= waterLevel) && waterLevel <= 2) && 0 == splverifierCounter) - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: ((waterLevel <= 2 && ((1 == systemActive && \result == 0) && pumpRunning == 0) && 0 == splverifierCounter) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter)) || ((((\result == 0 && pumpRunning == 0) && 0 == splverifierCounter) && waterLevel <= 2) && 0 == systemActive) - InvariantResult [Line: 998]: Loop Invariant Derived loop invariant: ((((waterLevel <= 2 && pumpRunning == 0 && 0 == splverifierCounter) && 0 == systemActive) || (((1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && waterLevel <= 2)) || ((((((1 == systemActive && 1 <= pumpRunning) && 2 <= waterLevel) && waterLevel <= 2) && \result <= 2) && 2 <= \result) && 0 == splverifierCounter)) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((((((1 == systemActive && 1 <= pumpRunning) && tmp <= 2) && 2 <= waterLevel) && waterLevel <= 2) && 1 < tmp) && \result <= 2) && 2 <= \result) && 0 == splverifierCounter) || (((1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && waterLevel <= 2)) || (((pumpRunning == 0 && 0 == splverifierCounter) && waterLevel <= 2) && 0 == systemActive)) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter) - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 60]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 998]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 966]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 966]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 966]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: (((1 == systemActive && 2 <= waterLevel) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 966]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 860]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter) || ((waterLevel <= 2 && pumpRunning == 0 && 0 == splverifierCounter) && 0 == systemActive)) || (((1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && waterLevel <= 2)) || ((((1 == systemActive && 1 <= pumpRunning) && 2 <= waterLevel) && waterLevel <= 2) && 0 == splverifierCounter) - InvariantResult [Line: 370]: Loop Invariant Derived loop invariant: (1 == systemActive && 1 == waterLevel) && pumpRunning == 0 - InvariantResult [Line: 1021]: Loop Invariant Derived loop invariant: ((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter - InvariantResult [Line: 188]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1021]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 188]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: (1 == systemActive && 1 == waterLevel) && pumpRunning == 0 - InvariantResult [Line: 966]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 233]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 188]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1021]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 966]: Loop Invariant Derived loop invariant: (((1 == systemActive && 2 <= waterLevel) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 233]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 60]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1007]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1007]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 60]: Loop Invariant Derived loop invariant: (((waterLevel <= 2 && pumpRunning == 0 && 0 == splverifierCounter) && 0 == systemActive) || (waterLevel <= 2 && (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter)) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter) - InvariantResult [Line: 328]: Loop Invariant Derived loop invariant: (((((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter) || (((1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && waterLevel <= 2)) || (((pumpRunning == 0 && 0 == splverifierCounter) && waterLevel <= 2) && 0 == systemActive)) || ((((1 == systemActive && 1 <= pumpRunning) && 2 <= waterLevel) && waterLevel <= 2) && 0 == splverifierCounter) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 146 locations, 3 error locations. Result: SAFE, OverallTime: 8.7s, OverallIterations: 11, TraceHistogramMax: 2, AutomataDifference: 1.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.3s, HoareTripleCheckerStatistics: 1318 SDtfs, 1623 SDslu, 1725 SDs, 0 SdLazy, 275 SolverSat, 76 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 135 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=321occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 11 MinimizatonAttempts, 856 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 63 LocationsWithAnnotation, 63 PreInvPairs, 191 NumberOfFragments, 877 HoareAnnotationTreeSize, 63 FomulaSimplifications, 123218 FormulaSimplificationTreeSizeReduction, 0.8s HoareSimplificationTime, 63 FomulaSimplificationsInter, 20697 FormulaSimplificationTreeSizeReductionInter, 3.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 451 NumberOfCodeBlocks, 451 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 439 ConstructedInterpolants, 0 QuantifiedInterpolants, 36465 SizeOfPredicates, 4 NumberOfNonLiveVariables, 441 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 12 InterpolantComputations, 10 PerfectInterpolantSequences, 38/48 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...