./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product53.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_7f1eb779-d363-4b87-9a09-aff1ec4f3c87/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_7f1eb779-d363-4b87-9a09-aff1ec4f3c87/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_7f1eb779-d363-4b87-9a09-aff1ec4f3c87/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_7f1eb779-d363-4b87-9a09-aff1ec4f3c87/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product53.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_7f1eb779-d363-4b87-9a09-aff1ec4f3c87/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_7f1eb779-d363-4b87-9a09-aff1ec4f3c87/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 4f6c889e7a16ef76fe9fccec0743002e303bbe32 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 09:01:41,190 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 09:01:41,192 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 09:01:41,200 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 09:01:41,201 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 09:01:41,202 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 09:01:41,203 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 09:01:41,204 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 09:01:41,206 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 09:01:41,206 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 09:01:41,207 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 09:01:41,208 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 09:01:41,208 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 09:01:41,209 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 09:01:41,210 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 09:01:41,210 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 09:01:41,211 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 09:01:41,211 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 09:01:41,213 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 09:01:41,214 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 09:01:41,215 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 09:01:41,216 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 09:01:41,217 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 09:01:41,218 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 09:01:41,219 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 09:01:41,220 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 09:01:41,220 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 09:01:41,220 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 09:01:41,221 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 09:01:41,222 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 09:01:41,222 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 09:01:41,222 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 09:01:41,223 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 09:01:41,223 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 09:01:41,224 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 09:01:41,224 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 09:01:41,225 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 09:01:41,225 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 09:01:41,225 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 09:01:41,226 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 09:01:41,226 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 09:01:41,227 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_7f1eb779-d363-4b87-9a09-aff1ec4f3c87/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-22 09:01:41,237 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 09:01:41,237 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 09:01:41,238 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 09:01:41,238 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 09:01:41,238 INFO L138 SettingsManager]: * Use SBE=true [2019-10-22 09:01:41,239 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 09:01:41,239 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 09:01:41,239 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 09:01:41,239 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 09:01:41,239 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 09:01:41,239 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 09:01:41,240 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 09:01:41,240 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 09:01:41,240 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 09:01:41,240 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 09:01:41,240 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 09:01:41,240 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 09:01:41,241 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 09:01:41,241 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 09:01:41,241 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 09:01:41,241 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 09:01:41,242 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 09:01:41,242 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 09:01:41,242 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 09:01:41,242 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 09:01:41,242 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-22 09:01:41,242 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 09:01:41,243 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 09:01:41,243 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/working_dir_7f1eb779-d363-4b87-9a09-aff1ec4f3c87/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 -> 4f6c889e7a16ef76fe9fccec0743002e303bbe32 [2019-10-22 09:01:41,265 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 09:01:41,274 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 09:01:41,277 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 09:01:41,278 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 09:01:41,279 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 09:01:41,279 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_7f1eb779-d363-4b87-9a09-aff1ec4f3c87/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec5_product53.cil.c [2019-10-22 09:01:41,329 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7f1eb779-d363-4b87-9a09-aff1ec4f3c87/bin/uautomizer/data/df43c62f0/ac1d40b3e75c41aa9502034ed855cd85/FLAG749ee1ad2 [2019-10-22 09:01:41,738 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 09:01:41,739 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_7f1eb779-d363-4b87-9a09-aff1ec4f3c87/sv-benchmarks/c/product-lines/minepump_spec5_product53.cil.c [2019-10-22 09:01:41,748 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7f1eb779-d363-4b87-9a09-aff1ec4f3c87/bin/uautomizer/data/df43c62f0/ac1d40b3e75c41aa9502034ed855cd85/FLAG749ee1ad2 [2019-10-22 09:01:41,758 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_7f1eb779-d363-4b87-9a09-aff1ec4f3c87/bin/uautomizer/data/df43c62f0/ac1d40b3e75c41aa9502034ed855cd85 [2019-10-22 09:01:41,760 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 09:01:41,761 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 09:01:41,762 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 09:01:41,762 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 09:01:41,765 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 09:01:41,766 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 09:01:41" (1/1) ... [2019-10-22 09:01:41,768 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c12a99e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:41, skipping insertion in model container [2019-10-22 09:01:41,768 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 09:01:41" (1/1) ... [2019-10-22 09:01:41,774 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 09:01:41,809 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 09:01:42,100 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 09:01:42,117 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 09:01:42,191 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 09:01:42,218 INFO L192 MainTranslator]: Completed translation [2019-10-22 09:01:42,218 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:42 WrapperNode [2019-10-22 09:01:42,218 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 09:01:42,219 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 09:01:42,219 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 09:01:42,219 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 09:01:42,225 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:42" (1/1) ... [2019-10-22 09:01:42,245 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:42" (1/1) ... [2019-10-22 09:01:42,316 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 09:01:42,316 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 09:01:42,317 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 09:01:42,317 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 09:01:42,329 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:42" (1/1) ... [2019-10-22 09:01:42,329 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:42" (1/1) ... [2019-10-22 09:01:42,343 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:42" (1/1) ... [2019-10-22 09:01:42,344 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:42" (1/1) ... [2019-10-22 09:01:42,366 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:42" (1/1) ... [2019-10-22 09:01:42,374 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:42" (1/1) ... [2019-10-22 09:01:42,376 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:42" (1/1) ... [2019-10-22 09:01:42,380 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 09:01:42,381 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 09:01:42,381 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 09:01:42,381 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 09:01:42,382 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:42" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7f1eb779-d363-4b87-9a09-aff1ec4f3c87/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 [2019-10-22 09:01:42,445 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 09:01:42,445 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-22 09:01:42,445 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 09:01:42,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 09:01:43,272 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 09:01:43,272 INFO L284 CfgBuilder]: Removed 290 assume(true) statements. [2019-10-22 09:01:43,273 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 09:01:43 BoogieIcfgContainer [2019-10-22 09:01:43,274 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 09:01:43,274 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-22 09:01:43,274 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-22 09:01:43,278 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-22 09:01:43,281 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 09:01:41" (1/3) ... [2019-10-22 09:01:43,282 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a0b73bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 09:01:43, skipping insertion in model container [2019-10-22 09:01:43,282 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:42" (2/3) ... [2019-10-22 09:01:43,283 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a0b73bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 09:01:43, skipping insertion in model container [2019-10-22 09:01:43,283 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 09:01:43" (3/3) ... [2019-10-22 09:01:43,284 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product53.cil.c [2019-10-22 09:01:43,295 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-22 09:01:43,304 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-10-22 09:01:43,315 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-10-22 09:01:43,341 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-22 09:01:43,342 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-22 09:01:43,342 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-22 09:01:43,342 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 09:01:43,342 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 09:01:43,342 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-22 09:01:43,342 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 09:01:43,342 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-22 09:01:43,357 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states. [2019-10-22 09:01:43,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-10-22 09:01:43,363 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:01:43,364 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 09:01:43,369 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 09:01:43,375 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:01:43,375 INFO L82 PathProgramCache]: Analyzing trace with hash -750612192, now seen corresponding path program 1 times [2019-10-22 09:01:43,381 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:01:43,381 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1220993264] [2019-10-22 09:01:43,382 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:43,382 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:43,382 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:01:43,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:43,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 09:01:43,550 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1220993264] [2019-10-22 09:01:43,550 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 09:01:43,551 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-22 09:01:43,551 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1806952210] [2019-10-22 09:01:43,555 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-22 09:01:43,555 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:01:43,567 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-22 09:01:43,568 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-22 09:01:43,569 INFO L87 Difference]: Start difference. First operand 198 states. Second operand 2 states. [2019-10-22 09:01:43,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:01:43,604 INFO L93 Difference]: Finished difference Result 389 states and 592 transitions. [2019-10-22 09:01:43,604 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-22 09:01:43,605 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2019-10-22 09:01:43,606 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:01:43,616 INFO L225 Difference]: With dead ends: 389 [2019-10-22 09:01:43,617 INFO L226 Difference]: Without dead ends: 194 [2019-10-22 09:01:43,620 INFO L600 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 [2019-10-22 09:01:43,635 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2019-10-22 09:01:43,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 194. [2019-10-22 09:01:43,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 194 states. [2019-10-22 09:01:43,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 288 transitions. [2019-10-22 09:01:43,665 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 288 transitions. Word has length 19 [2019-10-22 09:01:43,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:01:43,665 INFO L462 AbstractCegarLoop]: Abstraction has 194 states and 288 transitions. [2019-10-22 09:01:43,668 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-22 09:01:43,669 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 288 transitions. [2019-10-22 09:01:43,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-10-22 09:01:43,669 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:01:43,670 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 09:01:43,670 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 09:01:43,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:01:43,670 INFO L82 PathProgramCache]: Analyzing trace with hash 1114380044, now seen corresponding path program 1 times [2019-10-22 09:01:43,671 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:01:43,671 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1136398850] [2019-10-22 09:01:43,671 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:43,671 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:43,671 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:01:43,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:43,778 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 09:01:43,779 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1136398850] [2019-10-22 09:01:43,779 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 09:01:43,779 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 09:01:43,779 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1262869979] [2019-10-22 09:01:43,781 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 09:01:43,781 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:01:43,781 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 09:01:43,781 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 09:01:43,781 INFO L87 Difference]: Start difference. First operand 194 states and 288 transitions. Second operand 3 states. [2019-10-22 09:01:43,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:01:43,797 INFO L93 Difference]: Finished difference Result 194 states and 288 transitions. [2019-10-22 09:01:43,798 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 09:01:43,798 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2019-10-22 09:01:43,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:01:43,799 INFO L225 Difference]: With dead ends: 194 [2019-10-22 09:01:43,799 INFO L226 Difference]: Without dead ends: 75 [2019-10-22 09:01:43,800 INFO L600 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 [2019-10-22 09:01:43,800 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2019-10-22 09:01:43,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2019-10-22 09:01:43,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75 states. [2019-10-22 09:01:43,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 110 transitions. [2019-10-22 09:01:43,806 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 110 transitions. Word has length 20 [2019-10-22 09:01:43,806 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:01:43,806 INFO L462 AbstractCegarLoop]: Abstraction has 75 states and 110 transitions. [2019-10-22 09:01:43,807 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 09:01:43,807 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 110 transitions. [2019-10-22 09:01:43,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-10-22 09:01:43,807 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:01:43,807 INFO L380 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] [2019-10-22 09:01:43,808 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 09:01:43,808 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:01:43,808 INFO L82 PathProgramCache]: Analyzing trace with hash 298878360, now seen corresponding path program 1 times [2019-10-22 09:01:43,808 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:01:43,808 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [298874132] [2019-10-22 09:01:43,809 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:43,809 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:43,809 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:01:43,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:43,942 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 09:01:43,943 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [298874132] [2019-10-22 09:01:43,943 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 09:01:43,943 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-22 09:01:43,943 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2047495860] [2019-10-22 09:01:43,943 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 09:01:43,944 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:01:43,944 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 09:01:43,944 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 09:01:43,944 INFO L87 Difference]: Start difference. First operand 75 states and 110 transitions. Second operand 3 states. [2019-10-22 09:01:43,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:01:43,965 INFO L93 Difference]: Finished difference Result 143 states and 213 transitions. [2019-10-22 09:01:43,965 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 09:01:43,965 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2019-10-22 09:01:43,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:01:43,966 INFO L225 Difference]: With dead ends: 143 [2019-10-22 09:01:43,966 INFO L226 Difference]: Without dead ends: 75 [2019-10-22 09:01:43,967 INFO L600 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 [2019-10-22 09:01:43,967 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2019-10-22 09:01:43,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2019-10-22 09:01:43,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75 states. [2019-10-22 09:01:43,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 109 transitions. [2019-10-22 09:01:43,981 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 109 transitions. Word has length 26 [2019-10-22 09:01:43,981 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:01:43,981 INFO L462 AbstractCegarLoop]: Abstraction has 75 states and 109 transitions. [2019-10-22 09:01:43,981 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 09:01:43,981 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 109 transitions. [2019-10-22 09:01:43,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-10-22 09:01:43,982 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:01:43,982 INFO L380 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] [2019-10-22 09:01:43,982 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 09:01:43,982 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:01:43,983 INFO L82 PathProgramCache]: Analyzing trace with hash -149422890, now seen corresponding path program 1 times [2019-10-22 09:01:43,983 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:01:43,983 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1308945413] [2019-10-22 09:01:43,983 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:43,983 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:43,983 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:01:44,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:44,051 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 09:01:44,051 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1308945413] [2019-10-22 09:01:44,051 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 09:01:44,051 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-22 09:01:44,052 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2060827338] [2019-10-22 09:01:44,052 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 09:01:44,052 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:01:44,052 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 09:01:44,053 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 09:01:44,053 INFO L87 Difference]: Start difference. First operand 75 states and 109 transitions. Second operand 3 states. [2019-10-22 09:01:44,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:01:44,113 INFO L93 Difference]: Finished difference Result 155 states and 227 transitions. [2019-10-22 09:01:44,114 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 09:01:44,114 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 29 [2019-10-22 09:01:44,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:01:44,115 INFO L225 Difference]: With dead ends: 155 [2019-10-22 09:01:44,115 INFO L226 Difference]: Without dead ends: 87 [2019-10-22 09:01:44,115 INFO L600 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 [2019-10-22 09:01:44,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2019-10-22 09:01:44,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 85. [2019-10-22 09:01:44,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2019-10-22 09:01:44,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 119 transitions. [2019-10-22 09:01:44,124 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 119 transitions. Word has length 29 [2019-10-22 09:01:44,124 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:01:44,124 INFO L462 AbstractCegarLoop]: Abstraction has 85 states and 119 transitions. [2019-10-22 09:01:44,124 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 09:01:44,124 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 119 transitions. [2019-10-22 09:01:44,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-10-22 09:01:44,125 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:01:44,126 INFO L380 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] [2019-10-22 09:01:44,126 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 09:01:44,126 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:01:44,126 INFO L82 PathProgramCache]: Analyzing trace with hash 1951483845, now seen corresponding path program 1 times [2019-10-22 09:01:44,126 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:01:44,127 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [194079044] [2019-10-22 09:01:44,127 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:44,127 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:44,127 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:01:44,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:44,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 09:01:44,210 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [194079044] [2019-10-22 09:01:44,210 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 09:01:44,210 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-22 09:01:44,211 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1212395960] [2019-10-22 09:01:44,211 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-22 09:01:44,211 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:01:44,211 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-22 09:01:44,212 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-22 09:01:44,212 INFO L87 Difference]: Start difference. First operand 85 states and 119 transitions. Second operand 5 states. [2019-10-22 09:01:44,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:01:44,314 INFO L93 Difference]: Finished difference Result 223 states and 310 transitions. [2019-10-22 09:01:44,315 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-22 09:01:44,315 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 35 [2019-10-22 09:01:44,315 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:01:44,316 INFO L225 Difference]: With dead ends: 223 [2019-10-22 09:01:44,317 INFO L226 Difference]: Without dead ends: 145 [2019-10-22 09:01:44,319 INFO L600 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 [2019-10-22 09:01:44,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2019-10-22 09:01:44,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 94. [2019-10-22 09:01:44,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 94 states. [2019-10-22 09:01:44,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 128 transitions. [2019-10-22 09:01:44,347 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 128 transitions. Word has length 35 [2019-10-22 09:01:44,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:01:44,348 INFO L462 AbstractCegarLoop]: Abstraction has 94 states and 128 transitions. [2019-10-22 09:01:44,348 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-22 09:01:44,348 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 128 transitions. [2019-10-22 09:01:44,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-10-22 09:01:44,349 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:01:44,349 INFO L380 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] [2019-10-22 09:01:44,349 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 09:01:44,350 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:01:44,350 INFO L82 PathProgramCache]: Analyzing trace with hash -1410019742, now seen corresponding path program 1 times [2019-10-22 09:01:44,350 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:01:44,350 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1255818839] [2019-10-22 09:01:44,350 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:44,350 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:44,351 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:01:44,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:44,504 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 09:01:44,504 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1255818839] [2019-10-22 09:01:44,504 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 09:01:44,504 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-22 09:01:44,505 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [575467226] [2019-10-22 09:01:44,505 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-22 09:01:44,506 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:01:44,507 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-22 09:01:44,507 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-22 09:01:44,507 INFO L87 Difference]: Start difference. First operand 94 states and 128 transitions. Second operand 5 states. [2019-10-22 09:01:44,670 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:01:44,670 INFO L93 Difference]: Finished difference Result 313 states and 429 transitions. [2019-10-22 09:01:44,671 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-10-22 09:01:44,671 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 35 [2019-10-22 09:01:44,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:01:44,672 INFO L225 Difference]: With dead ends: 313 [2019-10-22 09:01:44,673 INFO L226 Difference]: Without dead ends: 226 [2019-10-22 09:01:44,673 INFO L600 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 [2019-10-22 09:01:44,674 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226 states. [2019-10-22 09:01:44,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226 to 93. [2019-10-22 09:01:44,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 93 states. [2019-10-22 09:01:44,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 125 transitions. [2019-10-22 09:01:44,696 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 125 transitions. Word has length 35 [2019-10-22 09:01:44,696 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:01:44,697 INFO L462 AbstractCegarLoop]: Abstraction has 93 states and 125 transitions. [2019-10-22 09:01:44,697 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-22 09:01:44,697 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 125 transitions. [2019-10-22 09:01:44,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-10-22 09:01:44,697 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:01:44,698 INFO L380 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] [2019-10-22 09:01:44,698 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 09:01:44,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:01:44,698 INFO L82 PathProgramCache]: Analyzing trace with hash -1642418873, now seen corresponding path program 1 times [2019-10-22 09:01:44,698 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:01:44,699 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [246031046] [2019-10-22 09:01:44,699 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:44,699 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:44,699 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:01:44,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:44,767 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 09:01:44,767 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [246031046] [2019-10-22 09:01:44,767 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 09:01:44,768 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-22 09:01:44,768 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [558375329] [2019-10-22 09:01:44,768 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-22 09:01:44,768 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:01:44,769 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-22 09:01:44,769 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-22 09:01:44,769 INFO L87 Difference]: Start difference. First operand 93 states and 125 transitions. Second operand 4 states. [2019-10-22 09:01:44,843 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:01:44,843 INFO L93 Difference]: Finished difference Result 217 states and 291 transitions. [2019-10-22 09:01:44,843 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-22 09:01:44,844 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 35 [2019-10-22 09:01:44,844 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:01:44,844 INFO L225 Difference]: With dead ends: 217 [2019-10-22 09:01:44,845 INFO L226 Difference]: Without dead ends: 131 [2019-10-22 09:01:44,845 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-10-22 09:01:44,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2019-10-22 09:01:44,862 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 99. [2019-10-22 09:01:44,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2019-10-22 09:01:44,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 131 transitions. [2019-10-22 09:01:44,863 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 131 transitions. Word has length 35 [2019-10-22 09:01:44,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:01:44,863 INFO L462 AbstractCegarLoop]: Abstraction has 99 states and 131 transitions. [2019-10-22 09:01:44,863 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-22 09:01:44,863 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 131 transitions. [2019-10-22 09:01:44,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-10-22 09:01:44,864 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:01:44,864 INFO L380 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] [2019-10-22 09:01:44,864 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 09:01:44,865 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:01:44,865 INFO L82 PathProgramCache]: Analyzing trace with hash 2065742409, now seen corresponding path program 1 times [2019-10-22 09:01:44,865 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:01:44,865 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [823699644] [2019-10-22 09:01:44,869 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:44,869 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:44,870 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:01:44,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:44,926 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 09:01:44,926 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [823699644] [2019-10-22 09:01:44,926 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 09:01:44,926 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-22 09:01:44,927 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1161597249] [2019-10-22 09:01:44,927 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 09:01:44,927 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:01:44,927 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 09:01:44,927 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 09:01:44,928 INFO L87 Difference]: Start difference. First operand 99 states and 131 transitions. Second operand 3 states. [2019-10-22 09:01:44,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:01:44,957 INFO L93 Difference]: Finished difference Result 220 states and 292 transitions. [2019-10-22 09:01:44,957 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 09:01:44,957 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 35 [2019-10-22 09:01:44,957 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:01:44,958 INFO L225 Difference]: With dead ends: 220 [2019-10-22 09:01:44,958 INFO L226 Difference]: Without dead ends: 128 [2019-10-22 09:01:44,959 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 09:01:44,959 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2019-10-22 09:01:44,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 128. [2019-10-22 09:01:44,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 128 states. [2019-10-22 09:01:44,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 166 transitions. [2019-10-22 09:01:44,972 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 166 transitions. Word has length 35 [2019-10-22 09:01:44,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:01:44,972 INFO L462 AbstractCegarLoop]: Abstraction has 128 states and 166 transitions. [2019-10-22 09:01:44,972 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 09:01:44,973 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 166 transitions. [2019-10-22 09:01:44,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-10-22 09:01:44,973 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:01:44,973 INFO L380 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] [2019-10-22 09:01:44,974 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 09:01:44,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:01:44,974 INFO L82 PathProgramCache]: Analyzing trace with hash 1741083913, now seen corresponding path program 1 times [2019-10-22 09:01:44,974 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:01:44,974 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1449199779] [2019-10-22 09:01:44,974 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:44,974 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:44,975 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:01:44,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:45,064 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 09:01:45,064 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1449199779] [2019-10-22 09:01:45,064 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 09:01:45,065 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-22 09:01:45,065 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2090141806] [2019-10-22 09:01:45,065 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-22 09:01:45,066 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:01:45,066 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-22 09:01:45,067 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-10-22 09:01:45,067 INFO L87 Difference]: Start difference. First operand 128 states and 166 transitions. Second operand 6 states. [2019-10-22 09:01:45,273 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:01:45,273 INFO L93 Difference]: Finished difference Result 495 states and 653 transitions. [2019-10-22 09:01:45,273 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-10-22 09:01:45,273 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 36 [2019-10-22 09:01:45,274 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:01:45,275 INFO L225 Difference]: With dead ends: 495 [2019-10-22 09:01:45,275 INFO L226 Difference]: Without dead ends: 403 [2019-10-22 09:01:45,276 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2019-10-22 09:01:45,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 403 states. [2019-10-22 09:01:45,290 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 403 to 177. [2019-10-22 09:01:45,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 177 states. [2019-10-22 09:01:45,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 177 states and 226 transitions. [2019-10-22 09:01:45,291 INFO L78 Accepts]: Start accepts. Automaton has 177 states and 226 transitions. Word has length 36 [2019-10-22 09:01:45,291 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:01:45,291 INFO L462 AbstractCegarLoop]: Abstraction has 177 states and 226 transitions. [2019-10-22 09:01:45,292 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-22 09:01:45,292 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 226 transitions. [2019-10-22 09:01:45,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-10-22 09:01:45,293 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:01:45,293 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 09:01:45,294 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 09:01:45,294 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:01:45,294 INFO L82 PathProgramCache]: Analyzing trace with hash -905921982, now seen corresponding path program 1 times [2019-10-22 09:01:45,294 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:01:45,294 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1300827119] [2019-10-22 09:01:45,294 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:45,294 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:45,295 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:01:45,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:45,355 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-22 09:01:45,355 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1300827119] [2019-10-22 09:01:45,355 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [610814155] [2019-10-22 09:01:45,356 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7f1eb779-d363-4b87-9a09-aff1ec4f3c87/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 [2019-10-22 09:01:45,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:45,467 INFO L256 TraceCheckSpWp]: Trace formula consists of 440 conjuncts, 5 conjunts are in the unsatisfiable core [2019-10-22 09:01:45,472 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-22 09:01:45,514 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 09:01:45,515 INFO L223 tionRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-22 09:01:45,515 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2019-10-22 09:01:45,515 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [393536146] [2019-10-22 09:01:45,515 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-10-22 09:01:45,515 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:01:45,516 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-10-22 09:01:45,516 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2019-10-22 09:01:45,516 INFO L87 Difference]: Start difference. First operand 177 states and 226 transitions. Second operand 9 states. [2019-10-22 09:01:45,929 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:01:45,929 INFO L93 Difference]: Finished difference Result 573 states and 773 transitions. [2019-10-22 09:01:45,929 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2019-10-22 09:01:45,929 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 63 [2019-10-22 09:01:45,930 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:01:45,930 INFO L225 Difference]: With dead ends: 573 [2019-10-22 09:01:45,930 INFO L226 Difference]: Without dead ends: 0 [2019-10-22 09:01:45,931 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 74 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 147 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=206, Invalid=550, Unknown=0, NotChecked=0, Total=756 [2019-10-22 09:01:45,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-22 09:01:45,931 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-22 09:01:45,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-22 09:01:45,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-22 09:01:45,932 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 63 [2019-10-22 09:01:45,932 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:01:45,932 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-22 09:01:45,932 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-10-22 09:01:45,932 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-22 09:01:45,932 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-22 09:01:46,133 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-22 09:01:46,136 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-22 09:01:46,938 WARN L191 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 22 [2019-10-22 09:01:47,123 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 23 [2019-10-22 09:01:47,278 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 21 [2019-10-22 09:01:47,457 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 22 [2019-10-22 09:01:47,716 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 28 [2019-10-22 09:01:48,038 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 25 [2019-10-22 09:01:48,226 WARN L191 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 25 [2019-10-22 09:01:48,452 WARN L191 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 22 [2019-10-22 09:01:48,464 INFO L443 ceAbstractionStarter]: For program point L696(lines 695 740) no Hoare annotation was computed. [2019-10-22 09:01:48,464 INFO L443 ceAbstractionStarter]: For program point L697(lines 697 701) no Hoare annotation was computed. [2019-10-22 09:01:48,464 INFO L439 ceAbstractionStarter]: At program point L565(lines 560 568) the Hoare annotation is: (let ((.cse2 (= 1 ~systemActive~0)) (.cse3 (<= ~waterLevel~0 2)) (.cse4 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (<= 1 |ULTIMATE.start_isPumpRunning_#res|))) (or (and (<= 1 ~switchedOnBeforeTS~0) .cse0 .cse1 (and .cse2 .cse3 .cse4)) (and (and .cse2 (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) .cse4) .cse3) (and (and .cse2 (<= 2 ~waterLevel~0) .cse3 .cse4) .cse0 .cse1))) [2019-10-22 09:01:48,464 INFO L439 ceAbstractionStarter]: At program point L565-1(lines 560 568) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (<= ~waterLevel~0 2)) (.cse2 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse1 (= ~pumpRunning~0 0) .cse2) (and .cse0 (<= 1 ~switchedOnBeforeTS~0) (<= 1 ~pumpRunning~0) .cse1 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse2))) [2019-10-22 09:01:48,465 INFO L439 ceAbstractionStarter]: At program point L565-2(lines 560 568) the Hoare annotation is: false [2019-10-22 09:01:48,465 INFO L439 ceAbstractionStarter]: At program point L565-3(lines 560 568) the Hoare annotation is: false [2019-10-22 09:01:48,465 INFO L439 ceAbstractionStarter]: At program point L565-4(lines 560 568) the Hoare annotation is: false [2019-10-22 09:01:48,465 INFO L439 ceAbstractionStarter]: At program point L565-5(lines 560 568) the Hoare annotation is: false [2019-10-22 09:01:48,465 INFO L439 ceAbstractionStarter]: At program point L995(lines 986 999) the Hoare annotation is: false [2019-10-22 09:01:48,465 INFO L439 ceAbstractionStarter]: At program point L995-1(lines 986 999) the Hoare annotation is: false [2019-10-22 09:01:48,467 INFO L439 ceAbstractionStarter]: At program point L995-2(lines 986 999) the Hoare annotation is: false [2019-10-22 09:01:48,467 INFO L439 ceAbstractionStarter]: At program point L995-3(lines 986 999) 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 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1) .cse0 .cse1 .cse2 .cse3) (and .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2 .cse3))) [2019-10-22 09:01:48,467 INFO L439 ceAbstractionStarter]: At program point L995-4(lines 986 999) the Hoare annotation is: false [2019-10-22 09:01:48,467 INFO L439 ceAbstractionStarter]: At program point L995-5(lines 986 999) the Hoare annotation is: false [2019-10-22 09:01:48,467 INFO L439 ceAbstractionStarter]: At program point L995-6(lines 986 999) the Hoare annotation is: false [2019-10-22 09:01:48,467 INFO L439 ceAbstractionStarter]: At program point L995-7(lines 986 999) the Hoare annotation is: false [2019-10-22 09:01:48,467 INFO L443 ceAbstractionStarter]: For program point L731(lines 731 735) no Hoare annotation was computed. [2019-10-22 09:01:48,467 INFO L439 ceAbstractionStarter]: At program point L995-8(lines 986 999) the Hoare annotation is: false [2019-10-22 09:01:48,468 INFO L439 ceAbstractionStarter]: At program point L995-9(lines 986 999) the Hoare annotation is: false [2019-10-22 09:01:48,468 INFO L443 ceAbstractionStarter]: For program point L731-2(lines 725 736) no Hoare annotation was computed. [2019-10-22 09:01:48,468 INFO L439 ceAbstractionStarter]: At program point L995-10(lines 986 999) the Hoare annotation is: false [2019-10-22 09:01:48,468 INFO L439 ceAbstractionStarter]: At program point L995-11(lines 986 999) the Hoare annotation is: false [2019-10-22 09:01:48,468 INFO L443 ceAbstractionStarter]: For program point L633(lines 633 637) no Hoare annotation was computed. [2019-10-22 09:01:48,468 INFO L443 ceAbstractionStarter]: For program point L633-2(lines 633 637) no Hoare annotation was computed. [2019-10-22 09:01:48,468 INFO L443 ceAbstractionStarter]: For program point L633-3(lines 633 637) no Hoare annotation was computed. [2019-10-22 09:01:48,468 INFO L443 ceAbstractionStarter]: For program point L633-5(lines 633 637) no Hoare annotation was computed. [2019-10-22 09:01:48,468 INFO L439 ceAbstractionStarter]: At program point L435(lines 435 441) the Hoare annotation is: (let ((.cse1 (= 1 ~systemActive~0)) (.cse3 (<= 1 ~pumpRunning~0)) (.cse0 (<= ~waterLevel~0 2)) (.cse2 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 (and .cse1 (= ~pumpRunning~0 0) .cse2)) (and (<= 1 ~switchedOnBeforeTS~0) .cse3 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (and .cse1 .cse0 .cse2)) (and .cse1 .cse3 (<= 2 ~waterLevel~0) .cse0 .cse2))) [2019-10-22 09:01:48,469 INFO L443 ceAbstractionStarter]: For program point L633-6(lines 633 637) no Hoare annotation was computed. [2019-10-22 09:01:48,469 INFO L439 ceAbstractionStarter]: At program point L435-1(lines 435 441) the Hoare annotation is: false [2019-10-22 09:01:48,469 INFO L443 ceAbstractionStarter]: For program point L633-8(lines 633 637) no Hoare annotation was computed. [2019-10-22 09:01:48,469 INFO L439 ceAbstractionStarter]: At program point L435-2(lines 435 441) the Hoare annotation is: false [2019-10-22 09:01:48,469 INFO L443 ceAbstractionStarter]: For program point L633-9(lines 633 637) no Hoare annotation was computed. [2019-10-22 09:01:48,469 INFO L443 ceAbstractionStarter]: For program point L633-11(lines 633 637) no Hoare annotation was computed. [2019-10-22 09:01:48,469 INFO L443 ceAbstractionStarter]: For program point L633-12(lines 633 637) no Hoare annotation was computed. [2019-10-22 09:01:48,469 INFO L443 ceAbstractionStarter]: For program point L633-14(lines 633 637) no Hoare annotation was computed. [2019-10-22 09:01:48,469 INFO L443 ceAbstractionStarter]: For program point L633-15(lines 633 637) no Hoare annotation was computed. [2019-10-22 09:01:48,469 INFO L443 ceAbstractionStarter]: For program point L633-17(lines 633 637) no Hoare annotation was computed. [2019-10-22 09:01:48,470 INFO L439 ceAbstractionStarter]: At program point L768(lines 428 434) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse2 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse1 (<= ~waterLevel~0 2))) (or (and (<= 1 ~switchedOnBeforeTS~0) (<= 1 ~pumpRunning~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (and .cse0 .cse1 .cse2)) (and (and .cse0 (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) .cse2) .cse1))) [2019-10-22 09:01:48,470 INFO L439 ceAbstractionStarter]: At program point L768-1(lines 428 434) the Hoare annotation is: false [2019-10-22 09:01:48,470 INFO L439 ceAbstractionStarter]: At program point L768-2(lines 428 434) the Hoare annotation is: false [2019-10-22 09:01:48,470 INFO L439 ceAbstractionStarter]: At program point L669(lines 1 1008) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-10-22 09:01:48,470 INFO L443 ceAbstractionStarter]: For program point L902(line 902) no Hoare annotation was computed. [2019-10-22 09:01:48,470 INFO L443 ceAbstractionStarter]: For program point L902-1(line 902) no Hoare annotation was computed. [2019-10-22 09:01:48,470 INFO L443 ceAbstractionStarter]: For program point L902-2(line 902) no Hoare annotation was computed. [2019-10-22 09:01:48,470 INFO L443 ceAbstractionStarter]: For program point L705(lines 705 711) no Hoare annotation was computed. [2019-10-22 09:01:48,471 INFO L439 ceAbstractionStarter]: At program point L705-1(lines 705 711) the Hoare annotation is: (let ((.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 .cse2 (and .cse0 (= ~pumpRunning~0 0) .cse3)) (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3))) [2019-10-22 09:01:48,471 INFO L439 ceAbstractionStarter]: At program point L639(lines 624 642) 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)) [2019-10-22 09:01:48,471 INFO L439 ceAbstractionStarter]: At program point L639-1(lines 624 642) the Hoare annotation is: false [2019-10-22 09:01:48,471 INFO L439 ceAbstractionStarter]: At program point L639-2(lines 624 642) the Hoare annotation is: false [2019-10-22 09:01:48,471 INFO L439 ceAbstractionStarter]: At program point L639-3(lines 624 642) the Hoare annotation is: false [2019-10-22 09:01:48,471 INFO L439 ceAbstractionStarter]: At program point L639-4(lines 624 642) the Hoare annotation is: false [2019-10-22 09:01:48,471 INFO L439 ceAbstractionStarter]: At program point L639-5(lines 624 642) the Hoare annotation is: false [2019-10-22 09:01:48,471 INFO L443 ceAbstractionStarter]: For program point L937(lines 937 941) no Hoare annotation was computed. [2019-10-22 09:01:48,471 INFO L439 ceAbstractionStarter]: At program point L1005(lines 1000 1008) 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)) [2019-10-22 09:01:48,472 INFO L439 ceAbstractionStarter]: At program point L1005-1(lines 1000 1008) the Hoare annotation is: false [2019-10-22 09:01:48,472 INFO L439 ceAbstractionStarter]: At program point L1005-2(lines 1000 1008) the Hoare annotation is: false [2019-10-22 09:01:48,472 INFO L439 ceAbstractionStarter]: At program point L1005-3(lines 1000 1008) the Hoare annotation is: false [2019-10-22 09:01:48,472 INFO L439 ceAbstractionStarter]: At program point L1005-4(lines 1000 1008) the Hoare annotation is: false [2019-10-22 09:01:48,472 INFO L439 ceAbstractionStarter]: At program point L1005-5(lines 1000 1008) the Hoare annotation is: false [2019-10-22 09:01:48,472 INFO L439 ceAbstractionStarter]: At program point L741(lines 694 742) the Hoare annotation is: false [2019-10-22 09:01:48,472 INFO L439 ceAbstractionStarter]: At program point L677(lines 672 680) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-10-22 09:01:48,472 INFO L443 ceAbstractionStarter]: For program point L512(lines 512 529) no Hoare annotation was computed. [2019-10-22 09:01:48,472 INFO L443 ceAbstractionStarter]: For program point L512-1(lines 512 529) no Hoare annotation was computed. [2019-10-22 09:01:48,472 INFO L443 ceAbstractionStarter]: For program point L512-2(lines 512 529) no Hoare annotation was computed. [2019-10-22 09:01:48,473 INFO L443 ceAbstractionStarter]: For program point L779(lines 779 796) no Hoare annotation was computed. [2019-10-22 09:01:48,473 INFO L439 ceAbstractionStarter]: At program point L779-1(lines 1 1008) the Hoare annotation is: (let ((.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 .cse2 (and .cse0 (= ~pumpRunning~0 0) .cse3)) (and .cse0 .cse1 (<= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~9 2) (<= 2 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~9) (<= 2 ~waterLevel~0) .cse2 (<= |ULTIMATE.start_getWaterLevel_#res| 2) (<= 2 |ULTIMATE.start_getWaterLevel_#res|) .cse3))) [2019-10-22 09:01:48,473 INFO L439 ceAbstractionStarter]: At program point L812-2(lines 812 826) the Hoare annotation is: false [2019-10-22 09:01:48,477 INFO L443 ceAbstractionStarter]: For program point L779-2(lines 779 796) no Hoare annotation was computed. [2019-10-22 09:01:48,477 INFO L439 ceAbstractionStarter]: At program point L779-3(lines 1 1008) the Hoare annotation is: false [2019-10-22 09:01:48,477 INFO L443 ceAbstractionStarter]: For program point L779-4(lines 779 796) no Hoare annotation was computed. [2019-10-22 09:01:48,477 INFO L443 ceAbstractionStarter]: For program point L614(lines 614 618) no Hoare annotation was computed. [2019-10-22 09:01:48,482 INFO L439 ceAbstractionStarter]: At program point L779-5(lines 1 1008) the Hoare annotation is: false [2019-10-22 09:01:48,482 INFO L443 ceAbstractionStarter]: For program point L614-2(lines 614 618) no Hoare annotation was computed. [2019-10-22 09:01:48,482 INFO L443 ceAbstractionStarter]: For program point L614-3(lines 614 618) no Hoare annotation was computed. [2019-10-22 09:01:48,483 INFO L443 ceAbstractionStarter]: For program point L614-5(lines 614 618) no Hoare annotation was computed. [2019-10-22 09:01:48,483 INFO L443 ceAbstractionStarter]: For program point L614-6(lines 614 618) no Hoare annotation was computed. [2019-10-22 09:01:48,483 INFO L443 ceAbstractionStarter]: For program point L614-8(lines 614 618) no Hoare annotation was computed. [2019-10-22 09:01:48,483 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-10-22 09:01:48,483 INFO L443 ceAbstractionStarter]: For program point L614-9(lines 614 618) no Hoare annotation was computed. [2019-10-22 09:01:48,483 INFO L443 ceAbstractionStarter]: For program point L614-11(lines 614 618) no Hoare annotation was computed. [2019-10-22 09:01:48,483 INFO L443 ceAbstractionStarter]: For program point L614-12(lines 614 618) no Hoare annotation was computed. [2019-10-22 09:01:48,483 INFO L443 ceAbstractionStarter]: For program point L614-14(lines 614 618) no Hoare annotation was computed. [2019-10-22 09:01:48,483 INFO L443 ceAbstractionStarter]: For program point L614-15(lines 614 618) no Hoare annotation was computed. [2019-10-22 09:01:48,483 INFO L443 ceAbstractionStarter]: For program point L614-17(lines 614 618) no Hoare annotation was computed. [2019-10-22 09:01:48,483 INFO L443 ceAbstractionStarter]: For program point L614-18(lines 614 618) no Hoare annotation was computed. [2019-10-22 09:01:48,484 INFO L443 ceAbstractionStarter]: For program point L614-20(lines 614 618) no Hoare annotation was computed. [2019-10-22 09:01:48,484 INFO L443 ceAbstractionStarter]: For program point L614-21(lines 614 618) no Hoare annotation was computed. [2019-10-22 09:01:48,484 INFO L443 ceAbstractionStarter]: For program point L614-23(lines 614 618) no Hoare annotation was computed. [2019-10-22 09:01:48,484 INFO L443 ceAbstractionStarter]: For program point L614-24(lines 614 618) no Hoare annotation was computed. [2019-10-22 09:01:48,484 INFO L443 ceAbstractionStarter]: For program point L813(line 813) no Hoare annotation was computed. [2019-10-22 09:01:48,484 INFO L443 ceAbstractionStarter]: For program point L614-26(lines 614 618) no Hoare annotation was computed. [2019-10-22 09:01:48,484 INFO L443 ceAbstractionStarter]: For program point L614-27(lines 614 618) no Hoare annotation was computed. [2019-10-22 09:01:48,484 INFO L443 ceAbstractionStarter]: For program point L614-29(lines 614 618) no Hoare annotation was computed. [2019-10-22 09:01:48,484 INFO L443 ceAbstractionStarter]: For program point L614-30(lines 614 618) no Hoare annotation was computed. [2019-10-22 09:01:48,484 INFO L443 ceAbstractionStarter]: For program point L614-32(lines 614 618) no Hoare annotation was computed. [2019-10-22 09:01:48,484 INFO L443 ceAbstractionStarter]: For program point L614-33(lines 614 618) no Hoare annotation was computed. [2019-10-22 09:01:48,484 INFO L443 ceAbstractionStarter]: For program point L516(lines 516 524) no Hoare annotation was computed. [2019-10-22 09:01:48,484 INFO L443 ceAbstractionStarter]: For program point L516-1(lines 516 524) no Hoare annotation was computed. [2019-10-22 09:01:48,485 INFO L443 ceAbstractionStarter]: For program point L614-35(lines 614 618) no Hoare annotation was computed. [2019-10-22 09:01:48,485 INFO L443 ceAbstractionStarter]: For program point L516-2(lines 516 524) no Hoare annotation was computed. [2019-10-22 09:01:48,485 INFO L443 ceAbstractionStarter]: For program point L913(lines 913 917) no Hoare annotation was computed. [2019-10-22 09:01:48,485 INFO L443 ceAbstractionStarter]: For program point L913-3(lines 913 917) no Hoare annotation was computed. [2019-10-22 09:01:48,485 INFO L443 ceAbstractionStarter]: For program point L715(lines 715 721) no Hoare annotation was computed. [2019-10-22 09:01:48,485 INFO L443 ceAbstractionStarter]: For program point L913-6(lines 913 917) no Hoare annotation was computed. [2019-10-22 09:01:48,489 INFO L439 ceAbstractionStarter]: At program point L715-1(lines 715 721) the Hoare annotation is: (let ((.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 .cse2 (and .cse0 (= ~pumpRunning~0 0) .cse3)) (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3))) [2019-10-22 09:01:48,489 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 902) no Hoare annotation was computed. [2019-10-22 09:01:48,489 INFO L443 ceAbstractionStarter]: For program point L816(lines 816 820) no Hoare annotation was computed. [2019-10-22 09:01:48,489 INFO L443 ceAbstractionStarter]: For program point L783(lines 783 793) no Hoare annotation was computed. [2019-10-22 09:01:48,490 INFO L443 ceAbstractionStarter]: For program point L816-1(lines 816 820) no Hoare annotation was computed. [2019-10-22 09:01:48,490 INFO L443 ceAbstractionStarter]: For program point L783-2(lines 783 793) no Hoare annotation was computed. [2019-10-22 09:01:48,490 INFO L443 ceAbstractionStarter]: For program point L783-4(lines 783 793) no Hoare annotation was computed. [2019-10-22 09:01:48,490 INFO L443 ceAbstractionStarter]: For program point L486(lines 486 503) no Hoare annotation was computed. [2019-10-22 09:01:48,490 INFO L443 ceAbstractionStarter]: For program point L486-1(lines 486 503) no Hoare annotation was computed. [2019-10-22 09:01:48,490 INFO L443 ceAbstractionStarter]: For program point L486-2(lines 486 503) no Hoare annotation was computed. [2019-10-22 09:01:48,490 INFO L443 ceAbstractionStarter]: For program point L486-3(lines 486 503) no Hoare annotation was computed. [2019-10-22 09:01:48,490 INFO L443 ceAbstractionStarter]: For program point L486-4(lines 486 503) no Hoare annotation was computed. [2019-10-22 09:01:48,490 INFO L443 ceAbstractionStarter]: For program point L486-5(lines 486 503) no Hoare annotation was computed. [2019-10-22 09:01:48,490 INFO L439 ceAbstractionStarter]: At program point L982(lines 977 985) the Hoare annotation is: (let ((.cse1 (= 1 ~systemActive~0)) (.cse3 (<= 1 ~pumpRunning~0)) (.cse0 (<= ~waterLevel~0 2)) (.cse2 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 (and .cse1 (= ~pumpRunning~0 0) .cse2)) (and .cse1 .cse3 (<= 2 ~waterLevel~0) .cse0 (<= |ULTIMATE.start_getWaterLevel_#res| 2) (<= 2 |ULTIMATE.start_getWaterLevel_#res|) .cse2) (and .cse1 (<= 1 ~switchedOnBeforeTS~0) .cse3 .cse0 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse2))) [2019-10-22 09:01:48,490 INFO L439 ceAbstractionStarter]: At program point L982-1(lines 977 985) the Hoare annotation is: false [2019-10-22 09:01:48,491 INFO L439 ceAbstractionStarter]: At program point L982-2(lines 977 985) the Hoare annotation is: false [2019-10-22 09:01:48,491 INFO L443 ceAbstractionStarter]: For program point L784(lines 784 790) no Hoare annotation was computed. [2019-10-22 09:01:48,491 INFO L443 ceAbstractionStarter]: For program point L784-2(lines 784 790) no Hoare annotation was computed. [2019-10-22 09:01:48,491 INFO L443 ceAbstractionStarter]: For program point L784-4(lines 784 790) no Hoare annotation was computed. [2019-10-22 09:01:48,491 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-22 09:01:48,491 INFO L439 ceAbstractionStarter]: At program point L950(lines 945 953) 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)) [2019-10-22 09:01:48,491 INFO L439 ceAbstractionStarter]: At program point L950-1(lines 945 953) the Hoare annotation is: false [2019-10-22 09:01:48,491 INFO L443 ceAbstractionStarter]: For program point L884(lines 884 891) no Hoare annotation was computed. [2019-10-22 09:01:48,491 INFO L439 ceAbstractionStarter]: At program point L950-2(lines 945 953) the Hoare annotation is: false [2019-10-22 09:01:48,491 INFO L446 ceAbstractionStarter]: At program point L884-1(lines 884 891) the Hoare annotation is: true [2019-10-22 09:01:48,491 INFO L439 ceAbstractionStarter]: At program point L620(lines 605 623) the Hoare annotation is: false [2019-10-22 09:01:48,491 INFO L439 ceAbstractionStarter]: At program point L620-1(lines 605 623) the Hoare annotation is: false [2019-10-22 09:01:48,492 INFO L439 ceAbstractionStarter]: At program point L620-2(lines 605 623) the Hoare annotation is: false [2019-10-22 09:01:48,492 INFO L439 ceAbstractionStarter]: At program point L620-3(lines 605 623) 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 (= 0 |ULTIMATE.start_isHighWaterLevel_#res|) .cse0 .cse1 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~0) .cse2 .cse3))) [2019-10-22 09:01:48,492 INFO L439 ceAbstractionStarter]: At program point L620-4(lines 605 623) the Hoare annotation is: false [2019-10-22 09:01:48,492 INFO L439 ceAbstractionStarter]: At program point L620-5(lines 605 623) the Hoare annotation is: false [2019-10-22 09:01:48,492 INFO L439 ceAbstractionStarter]: At program point L620-6(lines 605 623) the Hoare annotation is: false [2019-10-22 09:01:48,492 INFO L439 ceAbstractionStarter]: At program point L620-7(lines 605 623) the Hoare annotation is: false [2019-10-22 09:01:48,492 INFO L439 ceAbstractionStarter]: At program point L620-8(lines 605 623) the Hoare annotation is: false [2019-10-22 09:01:48,492 INFO L439 ceAbstractionStarter]: At program point L620-9(lines 605 623) the Hoare annotation is: false [2019-10-22 09:01:48,492 INFO L439 ceAbstractionStarter]: At program point L620-10(lines 605 623) the Hoare annotation is: false [2019-10-22 09:01:48,492 INFO L439 ceAbstractionStarter]: At program point L620-11(lines 605 623) the Hoare annotation is: false [2019-10-22 09:01:48,492 INFO L439 ceAbstractionStarter]: At program point L556(lines 549 559) 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)) [2019-10-22 09:01:48,493 INFO L439 ceAbstractionStarter]: At program point L556-1(lines 549 559) the Hoare annotation is: false [2019-10-22 09:01:48,493 INFO L443 ceAbstractionStarter]: For program point L490(lines 490 498) no Hoare annotation was computed. [2019-10-22 09:01:48,493 INFO L439 ceAbstractionStarter]: At program point L556-2(lines 549 559) the Hoare annotation is: false [2019-10-22 09:01:48,493 INFO L443 ceAbstractionStarter]: For program point L490-1(lines 490 498) no Hoare annotation was computed. [2019-10-22 09:01:48,493 INFO L443 ceAbstractionStarter]: For program point L490-2(lines 490 498) no Hoare annotation was computed. [2019-10-22 09:01:48,493 INFO L443 ceAbstractionStarter]: For program point L490-3(lines 490 498) no Hoare annotation was computed. [2019-10-22 09:01:48,493 INFO L443 ceAbstractionStarter]: For program point L490-4(lines 490 498) no Hoare annotation was computed. [2019-10-22 09:01:48,495 INFO L443 ceAbstractionStarter]: For program point L490-5(lines 490 498) no Hoare annotation was computed. [2019-10-22 09:01:48,495 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-22 09:01:48,495 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 902) no Hoare annotation was computed. [2019-10-22 09:01:48,495 INFO L443 ceAbstractionStarter]: For program point L460(lines 460 477) no Hoare annotation was computed. [2019-10-22 09:01:48,495 INFO L443 ceAbstractionStarter]: For program point L460-1(lines 460 477) no Hoare annotation was computed. [2019-10-22 09:01:48,496 INFO L443 ceAbstractionStarter]: For program point L460-2(lines 460 477) no Hoare annotation was computed. [2019-10-22 09:01:48,496 INFO L443 ceAbstractionStarter]: For program point L460-3(lines 460 477) no Hoare annotation was computed. [2019-10-22 09:01:48,496 INFO L443 ceAbstractionStarter]: For program point L460-4(lines 460 477) no Hoare annotation was computed. [2019-10-22 09:01:48,496 INFO L443 ceAbstractionStarter]: For program point L460-5(lines 460 477) no Hoare annotation was computed. [2019-10-22 09:01:48,496 INFO L443 ceAbstractionStarter]: For program point L460-6(lines 460 477) no Hoare annotation was computed. [2019-10-22 09:01:48,496 INFO L443 ceAbstractionStarter]: For program point L460-7(lines 460 477) no Hoare annotation was computed. [2019-10-22 09:01:48,496 INFO L443 ceAbstractionStarter]: For program point L460-8(lines 460 477) no Hoare annotation was computed. [2019-10-22 09:01:48,496 INFO L443 ceAbstractionStarter]: For program point L460-9(lines 460 477) no Hoare annotation was computed. [2019-10-22 09:01:48,496 INFO L443 ceAbstractionStarter]: For program point L460-10(lines 460 477) no Hoare annotation was computed. [2019-10-22 09:01:48,496 INFO L443 ceAbstractionStarter]: For program point L460-11(lines 460 477) no Hoare annotation was computed. [2019-10-22 09:01:48,496 INFO L439 ceAbstractionStarter]: At program point L758(lines 753 760) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-10-22 09:01:48,496 INFO L443 ceAbstractionStarter]: For program point L725(lines 725 736) no Hoare annotation was computed. [2019-10-22 09:01:48,497 INFO L439 ceAbstractionStarter]: At program point L428(lines 424 446) the Hoare annotation is: (let ((.cse1 (<= ~waterLevel~0 2)) (.cse0 (= 1 ~systemActive~0)) (.cse2 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and (<= 1 ~switchedOnBeforeTS~0) (<= 1 ~pumpRunning~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (and .cse0 .cse1 .cse2)) (and .cse1 (and .cse0 (= ~pumpRunning~0 0) .cse2)))) [2019-10-22 09:01:48,497 INFO L439 ceAbstractionStarter]: At program point L428-1(lines 424 446) the Hoare annotation is: false [2019-10-22 09:01:48,497 INFO L439 ceAbstractionStarter]: At program point L428-2(lines 424 446) the Hoare annotation is: false [2019-10-22 09:01:48,497 INFO L443 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-10-22 09:01:48,497 INFO L443 ceAbstractionStarter]: For program point L990(lines 990 996) no Hoare annotation was computed. [2019-10-22 09:01:48,497 INFO L443 ceAbstractionStarter]: For program point L990-1(lines 990 996) no Hoare annotation was computed. [2019-10-22 09:01:48,497 INFO L443 ceAbstractionStarter]: For program point L990-2(lines 990 996) no Hoare annotation was computed. [2019-10-22 09:01:48,497 INFO L443 ceAbstractionStarter]: For program point L990-3(lines 990 996) no Hoare annotation was computed. [2019-10-22 09:01:48,497 INFO L443 ceAbstractionStarter]: For program point L990-4(lines 990 996) no Hoare annotation was computed. [2019-10-22 09:01:48,497 INFO L443 ceAbstractionStarter]: For program point L990-5(lines 990 996) no Hoare annotation was computed. [2019-10-22 09:01:48,497 INFO L443 ceAbstractionStarter]: For program point L990-6(lines 990 996) no Hoare annotation was computed. [2019-10-22 09:01:48,498 INFO L443 ceAbstractionStarter]: For program point L990-7(lines 990 996) no Hoare annotation was computed. [2019-10-22 09:01:48,498 INFO L443 ceAbstractionStarter]: For program point L990-8(lines 990 996) no Hoare annotation was computed. [2019-10-22 09:01:48,498 INFO L443 ceAbstractionStarter]: For program point L990-9(lines 990 996) no Hoare annotation was computed. [2019-10-22 09:01:48,498 INFO L443 ceAbstractionStarter]: For program point L990-10(lines 990 996) no Hoare annotation was computed. [2019-10-22 09:01:48,498 INFO L443 ceAbstractionStarter]: For program point L990-11(lines 990 996) no Hoare annotation was computed. [2019-10-22 09:01:48,499 INFO L443 ceAbstractionStarter]: For program point L925(lines 925 929) no Hoare annotation was computed. [2019-10-22 09:01:48,499 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 902) no Hoare annotation was computed. [2019-10-22 09:01:48,499 INFO L446 ceAbstractionStarter]: At program point L893(lines 874 896) the Hoare annotation is: true [2019-10-22 09:01:48,500 INFO L439 ceAbstractionStarter]: At program point L860(lines 856 862) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-10-22 09:01:48,500 INFO L443 ceAbstractionStarter]: For program point L464(lines 464 472) no Hoare annotation was computed. [2019-10-22 09:01:48,500 INFO L443 ceAbstractionStarter]: For program point L464-1(lines 464 472) no Hoare annotation was computed. [2019-10-22 09:01:48,500 INFO L443 ceAbstractionStarter]: For program point L464-2(lines 464 472) no Hoare annotation was computed. [2019-10-22 09:01:48,500 INFO L443 ceAbstractionStarter]: For program point L464-3(lines 464 472) no Hoare annotation was computed. [2019-10-22 09:01:48,500 INFO L443 ceAbstractionStarter]: For program point L464-4(lines 464 472) no Hoare annotation was computed. [2019-10-22 09:01:48,500 INFO L443 ceAbstractionStarter]: For program point L464-5(lines 464 472) no Hoare annotation was computed. [2019-10-22 09:01:48,500 INFO L443 ceAbstractionStarter]: For program point L464-6(lines 464 472) no Hoare annotation was computed. [2019-10-22 09:01:48,500 INFO L443 ceAbstractionStarter]: For program point L464-7(lines 464 472) no Hoare annotation was computed. [2019-10-22 09:01:48,500 INFO L443 ceAbstractionStarter]: For program point L464-8(lines 464 472) no Hoare annotation was computed. [2019-10-22 09:01:48,500 INFO L443 ceAbstractionStarter]: For program point L464-9(lines 464 472) no Hoare annotation was computed. [2019-10-22 09:01:48,500 INFO L443 ceAbstractionStarter]: For program point L464-10(lines 464 472) no Hoare annotation was computed. [2019-10-22 09:01:48,500 INFO L443 ceAbstractionStarter]: For program point L464-11(lines 464 472) no Hoare annotation was computed. [2019-10-22 09:01:48,537 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.10 09:01:48 BoogieIcfgContainer [2019-10-22 09:01:48,541 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-22 09:01:48,542 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 09:01:48,542 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 09:01:48,542 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 09:01:48,542 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 09:01:43" (3/4) ... [2019-10-22 09:01:48,546 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-10-22 09:01:48,568 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-10-22 09:01:48,573 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-10-22 09:01:48,574 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-10-22 09:01:48,575 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-10-22 09:01:48,576 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-10-22 09:01:48,577 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-10-22 09:01:48,609 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter) || (waterLevel <= 2 && (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter)) || ((((((((1 == systemActive && 1 <= pumpRunning) && tmp <= 2) && 2 <= tmp) && 2 <= waterLevel) && waterLevel <= 2) && \result <= 2) && 2 <= \result) && 0 == splverifierCounter) [2019-10-22 09:01:48,609 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter) || (waterLevel <= 2 && (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter)) || ((((1 == systemActive && 1 <= pumpRunning) && 2 <= waterLevel) && waterLevel <= 2) && 0 == splverifierCounter) [2019-10-22 09:01:48,610 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter) || (waterLevel <= 2 && (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter)) || ((((1 == systemActive && 1 <= pumpRunning) && 2 <= waterLevel) && waterLevel <= 2) && 0 == splverifierCounter) [2019-10-22 09:01:48,611 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 <= switchedOnBeforeTS && 1 <= pumpRunning) && 1 <= \result) && (1 == systemActive && waterLevel <= 2) && 0 == splverifierCounter) || ((((1 == systemActive && \result == 0) && pumpRunning == 0) && 0 == splverifierCounter) && waterLevel <= 2)) || (((((1 == systemActive && 2 <= waterLevel) && waterLevel <= 2) && 0 == splverifierCounter) && 1 <= pumpRunning) && 1 <= \result) [2019-10-22 09:01:48,611 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 <= switchedOnBeforeTS && 1 <= pumpRunning) && 1 <= \result) && (1 == systemActive && waterLevel <= 2) && 0 == splverifierCounter) || ((((1 == systemActive && \result == 0) && pumpRunning == 0) && 0 == splverifierCounter) && waterLevel <= 2) [2019-10-22 09:01:48,611 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 <= switchedOnBeforeTS && 1 <= pumpRunning) && 1 <= \result) && (1 == systemActive && waterLevel <= 2) && 0 == splverifierCounter) || (waterLevel <= 2 && (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) [2019-10-22 09:01:48,612 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((waterLevel <= 2 && (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) || (((1 <= switchedOnBeforeTS && 1 <= pumpRunning) && 1 <= \result) && (1 == systemActive && waterLevel <= 2) && 0 == splverifierCounter)) || ((((1 == systemActive && 1 <= pumpRunning) && 2 <= waterLevel) && waterLevel <= 2) && 0 == splverifierCounter) [2019-10-22 09:01:48,612 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((waterLevel <= 2 && (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) || ((((((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) [2019-10-22 09:01:48,613 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter [2019-10-22 09:01:48,613 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter [2019-10-22 09:01:48,613 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && \result == 0) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter) [2019-10-22 09:01:48,614 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((\result == 1 && 1 == systemActive) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || ((((1 == systemActive && 2 <= waterLevel) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) [2019-10-22 09:01:48,615 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && 2 <= waterLevel) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || (((((0 == \result && 1 == systemActive) && waterLevel <= 2) && 0 == tmp___0) && pumpRunning == 0) && 0 == splverifierCounter) [2019-10-22 09:01:48,615 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter [2019-10-22 09:01:48,616 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter [2019-10-22 09:01:48,718 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_7f1eb779-d363-4b87-9a09-aff1ec4f3c87/bin/uautomizer/witness.graphml [2019-10-22 09:01:48,719 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 09:01:48,720 INFO L168 Benchmark]: Toolchain (without parser) took 6958.95 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 195.0 MB). Free memory was 939.1 MB in the beginning and 1.0 GB in the end (delta: -78.2 MB). Peak memory consumption was 116.8 MB. Max. memory is 11.5 GB. [2019-10-22 09:01:48,720 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 967.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 09:01:48,720 INFO L168 Benchmark]: CACSL2BoogieTranslator took 456.46 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 939.1 MB in the beginning and 1.1 GB in the end (delta: -180.8 MB). Peak memory consumption was 19.5 MB. Max. memory is 11.5 GB. [2019-10-22 09:01:48,720 INFO L168 Benchmark]: Boogie Procedure Inliner took 97.77 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-10-22 09:01:48,720 INFO L168 Benchmark]: Boogie Preprocessor took 63.99 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-10-22 09:01:48,721 INFO L168 Benchmark]: RCFGBuilder took 892.93 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 81.5 MB). Peak memory consumption was 81.5 MB. Max. memory is 11.5 GB. [2019-10-22 09:01:48,723 INFO L168 Benchmark]: TraceAbstraction took 5266.98 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 53.5 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: -12.0 MB). Peak memory consumption was 214.4 MB. Max. memory is 11.5 GB. [2019-10-22 09:01:48,724 INFO L168 Benchmark]: Witness Printer took 176.99 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 11.5 GB. [2019-10-22 09:01:48,725 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 967.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 456.46 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 939.1 MB in the beginning and 1.1 GB in the end (delta: -180.8 MB). Peak memory consumption was 19.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 97.77 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 63.99 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 892.93 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 81.5 MB). Peak memory consumption was 81.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 5266.98 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 53.5 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: -12.0 MB). Peak memory consumption was 214.4 MB. Max. memory is 11.5 GB. * Witness Printer took 176.99 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 902]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 902]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 902]: 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: 986]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 986]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1000]: Loop Invariant Derived loop invariant: ((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter - InvariantResult [Line: 1000]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 945]: Loop Invariant Derived loop invariant: ((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter - InvariantResult [Line: 1000]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: ((((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter) || (waterLevel <= 2 && (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter)) || ((((1 == systemActive && 1 <= pumpRunning) && 2 <= waterLevel) && waterLevel <= 2) && 0 == splverifierCounter) - InvariantResult [Line: 945]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1000]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: ((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter - InvariantResult [Line: 986]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 428]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 435]: Loop Invariant Derived loop invariant: ((waterLevel <= 2 && (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) || (((1 <= switchedOnBeforeTS && 1 <= pumpRunning) && 1 <= \result) && (1 == systemActive && waterLevel <= 2) && 0 == splverifierCounter)) || ((((1 == systemActive && 1 <= pumpRunning) && 2 <= waterLevel) && waterLevel <= 2) && 0 == splverifierCounter) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && 1 == waterLevel) && pumpRunning == 0 - InvariantResult [Line: 986]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 435]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 986]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 435]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 986]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 986]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 986]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 986]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 424]: Loop Invariant Derived loop invariant: (((1 <= switchedOnBeforeTS && 1 <= pumpRunning) && 1 <= \result) && (1 == systemActive && waterLevel <= 2) && 0 == splverifierCounter) || (waterLevel <= 2 && (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) - InvariantResult [Line: 549]: Loop Invariant Derived loop invariant: ((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter - InvariantResult [Line: 986]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 424]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 549]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 428]: Loop Invariant Derived loop invariant: (((1 <= switchedOnBeforeTS && 1 <= pumpRunning) && 1 <= \result) && (1 == systemActive && waterLevel <= 2) && 0 == splverifierCounter) || ((((1 == systemActive && \result == 0) && pumpRunning == 0) && 0 == splverifierCounter) && waterLevel <= 2) - InvariantResult [Line: 986]: Loop Invariant Derived loop invariant: ((((\result == 1 && 1 == systemActive) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || ((((1 == systemActive && 2 <= waterLevel) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) - InvariantResult [Line: 424]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 549]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter) || (waterLevel <= 2 && (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter)) || ((((((((1 == systemActive && 1 <= pumpRunning) && tmp <= 2) && 2 <= tmp) && 2 <= waterLevel) && waterLevel <= 2) && \result <= 2) && 2 <= \result) && 0 == splverifierCounter) - InvariantResult [Line: 812]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 428]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 986]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 874]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 856]: Loop Invariant Derived loop invariant: (1 == systemActive && 1 == waterLevel) && pumpRunning == 0 - InvariantResult [Line: 672]: Loop Invariant Derived loop invariant: (1 == systemActive && 1 == waterLevel) && pumpRunning == 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 753]: Loop Invariant Derived loop invariant: (1 == systemActive && 1 == waterLevel) && pumpRunning == 0 - InvariantResult [Line: 560]: Loop Invariant Derived loop invariant: ((((1 == systemActive && \result == 0) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter) - InvariantResult [Line: 977]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: ((((1 == systemActive && 2 <= waterLevel) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || (((((0 == \result && 1 == systemActive) && waterLevel <= 2) && 0 == tmp___0) && pumpRunning == 0) && 0 == splverifierCounter) - InvariantResult [Line: 560]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 560]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 560]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 560]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 977]: Loop Invariant Derived loop invariant: ((waterLevel <= 2 && (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) || ((((((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: 605]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 977]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 560]: Loop Invariant Derived loop invariant: ((((1 <= switchedOnBeforeTS && 1 <= pumpRunning) && 1 <= \result) && (1 == systemActive && waterLevel <= 2) && 0 == splverifierCounter) || ((((1 == systemActive && \result == 0) && pumpRunning == 0) && 0 == splverifierCounter) && waterLevel <= 2)) || (((((1 == systemActive && 2 <= waterLevel) && waterLevel <= 2) && 0 == splverifierCounter) && 1 <= pumpRunning) && 1 <= \result) - InvariantResult [Line: 715]: Loop Invariant Derived loop invariant: ((((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter) || (waterLevel <= 2 && (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter)) || ((((1 == systemActive && 1 <= pumpRunning) && 2 <= waterLevel) && waterLevel <= 2) && 0 == splverifierCounter) - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 945]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1000]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 884]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1000]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 694]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 198 locations, 3 error locations. Result: SAFE, OverallTime: 5.1s, OverallIterations: 10, TraceHistogramMax: 2, AutomataDifference: 1.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.3s, HoareTripleCheckerStatistics: 1393 SDtfs, 1552 SDslu, 2062 SDs, 0 SdLazy, 370 SolverSat, 75 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 148 GetRequests, 93 SyntacticMatches, 1 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 161 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=198occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 10 MinimizatonAttempts, 444 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 73 LocationsWithAnnotation, 73 PreInvPairs, 232 NumberOfFragments, 679 HoareAnnotationTreeSize, 73 FomulaSimplifications, 65779 FormulaSimplificationTreeSizeReduction, 0.5s HoareSimplificationTime, 73 FomulaSimplificationsInter, 16935 FormulaSimplificationTreeSizeReductionInter, 1.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 396 NumberOfCodeBlocks, 396 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 385 ConstructedInterpolants, 0 QuantifiedInterpolants, 31321 SizeOfPredicates, 4 NumberOfNonLiveVariables, 440 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 11 InterpolantComputations, 9 PerfectInterpolantSequences, 17/32 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...