./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec4_product24.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8d31f386 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/product-lines/minepump_spec4_product24.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 07a82585c9104c8be0d4d9500146b9ae03439698 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.multireach-323-8d31f38 [2021-07-05 09:55:13,263 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-05 09:55:13,267 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-05 09:55:13,292 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-05 09:55:13,293 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-05 09:55:13,293 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-05 09:55:13,294 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-05 09:55:13,296 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-05 09:55:13,297 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-05 09:55:13,298 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-05 09:55:13,298 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-05 09:55:13,299 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-05 09:55:13,300 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-05 09:55:13,300 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-05 09:55:13,301 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-05 09:55:13,302 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-05 09:55:13,303 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-05 09:55:13,303 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-05 09:55:13,304 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-05 09:55:13,306 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-05 09:55:13,307 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-05 09:55:13,307 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-05 09:55:13,308 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-05 09:55:13,309 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-05 09:55:13,310 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-05 09:55:13,311 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-05 09:55:13,311 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-05 09:55:13,311 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-05 09:55:13,312 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-05 09:55:13,312 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-05 09:55:13,313 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-05 09:55:13,313 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-05 09:55:13,314 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-05 09:55:13,314 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-05 09:55:13,315 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-05 09:55:13,315 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-05 09:55:13,315 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-05 09:55:13,316 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-05 09:55:13,316 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-05 09:55:13,316 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-05 09:55:13,317 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-05 09:55:13,317 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-07-05 09:55:13,353 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-05 09:55:13,353 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-05 09:55:13,354 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-05 09:55:13,354 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-05 09:55:13,354 INFO L138 SettingsManager]: * Use SBE=true [2021-07-05 09:55:13,355 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-05 09:55:13,355 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-05 09:55:13,355 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-05 09:55:13,355 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-05 09:55:13,355 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-05 09:55:13,355 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-05 09:55:13,356 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-05 09:55:13,356 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-05 09:55:13,356 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-05 09:55:13,356 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-05 09:55:13,356 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-05 09:55:13,356 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-05 09:55:13,357 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-05 09:55:13,357 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-05 09:55:13,357 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-05 09:55:13,357 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-05 09:55:13,357 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-05 09:55:13,357 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-05 09:55:13,358 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-05 09:55:13,358 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-05 09:55:13,358 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-05 09:55:13,358 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-05 09:55:13,358 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-07-05 09:55:13,358 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 07a82585c9104c8be0d4d9500146b9ae03439698 [2021-07-05 09:55:13,583 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-05 09:55:13,602 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-05 09:55:13,605 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-05 09:55:13,606 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-05 09:55:13,606 INFO L275 PluginConnector]: CDTParser initialized [2021-07-05 09:55:13,607 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec4_product24.cil.c [2021-07-05 09:55:13,653 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa7ef67e5/e427407400014dde96709f8f2cfdf3fc/FLAG13a11eeeb [2021-07-05 09:55:14,037 INFO L306 CDTParser]: Found 1 translation units. [2021-07-05 09:55:14,040 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec4_product24.cil.c [2021-07-05 09:55:14,048 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa7ef67e5/e427407400014dde96709f8f2cfdf3fc/FLAG13a11eeeb [2021-07-05 09:55:14,057 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa7ef67e5/e427407400014dde96709f8f2cfdf3fc [2021-07-05 09:55:14,059 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-05 09:55:14,060 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-07-05 09:55:14,062 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-05 09:55:14,062 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-05 09:55:14,064 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-05 09:55:14,065 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.07 09:55:14" (1/1) ... [2021-07-05 09:55:14,066 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70ff30fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:55:14, skipping insertion in model container [2021-07-05 09:55:14,066 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.07 09:55:14" (1/1) ... [2021-07-05 09:55:14,073 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-05 09:55:14,102 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-05 09:55:14,304 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec4_product24.cil.c[17936,17949] [2021-07-05 09:55:14,307 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-05 09:55:14,312 INFO L203 MainTranslator]: Completed pre-run [2021-07-05 09:55:14,366 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec4_product24.cil.c[17936,17949] [2021-07-05 09:55:14,366 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-05 09:55:14,384 INFO L208 MainTranslator]: Completed translation [2021-07-05 09:55:14,385 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:55:14 WrapperNode [2021-07-05 09:55:14,385 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-05 09:55:14,386 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-05 09:55:14,386 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-05 09:55:14,386 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-05 09:55:14,390 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:55:14" (1/1) ... [2021-07-05 09:55:14,400 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:55:14" (1/1) ... [2021-07-05 09:55:14,432 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-05 09:55:14,432 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-05 09:55:14,433 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-05 09:55:14,433 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-05 09:55:14,438 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:55:14" (1/1) ... [2021-07-05 09:55:14,438 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:55:14" (1/1) ... [2021-07-05 09:55:14,442 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:55:14" (1/1) ... [2021-07-05 09:55:14,442 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:55:14" (1/1) ... [2021-07-05 09:55:14,450 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:55:14" (1/1) ... [2021-07-05 09:55:14,455 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:55:14" (1/1) ... [2021-07-05 09:55:14,456 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:55:14" (1/1) ... [2021-07-05 09:55:14,459 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-05 09:55:14,459 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-05 09:55:14,459 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-05 09:55:14,460 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-05 09:55:14,460 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:55:14" (1/1) ... [2021-07-05 09:55:14,464 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-05 09:55:14,469 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-05 09:55:14,490 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-07-05 09:55:14,496 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-07-05 09:55:14,521 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-05 09:55:14,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-05 09:55:14,521 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-05 09:55:14,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-05 09:55:15,121 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-05 09:55:15,121 INFO L299 CfgBuilder]: Removed 162 assume(true) statements. [2021-07-05 09:55:15,123 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.07 09:55:15 BoogieIcfgContainer [2021-07-05 09:55:15,123 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-05 09:55:15,125 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-05 09:55:15,125 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-05 09:55:15,127 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-05 09:55:15,128 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.07 09:55:14" (1/3) ... [2021-07-05 09:55:15,128 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a3e039c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.07 09:55:15, skipping insertion in model container [2021-07-05 09:55:15,128 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:55:14" (2/3) ... [2021-07-05 09:55:15,129 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a3e039c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.07 09:55:15, skipping insertion in model container [2021-07-05 09:55:15,129 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.07 09:55:15" (3/3) ... [2021-07-05 09:55:15,130 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product24.cil.c [2021-07-05 09:55:15,135 INFO L198 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-05 09:55:15,136 INFO L158 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-07-05 09:55:15,171 INFO L328 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION ======== [2021-07-05 09:55:15,175 INFO L329 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mLimitAnalysisTime=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-07-05 09:55:15,175 INFO L330 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-07-05 09:55:15,187 INFO L276 IsEmpty]: Start isEmpty. Operand has 107 states, 103 states have (on average 1.5436893203883495) internal successors, (159), 106 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:55:15,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-07-05 09:55:15,192 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:55:15,192 INFO L525 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] [2021-07-05 09:55:15,192 INFO L374 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:55:15,197 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:55:15,197 INFO L82 PathProgramCache]: Analyzing trace with hash -471925062, now seen corresponding path program 1 times [2021-07-05 09:55:15,202 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:55:15,202 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [574036904] [2021-07-05 09:55:15,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:55:15,203 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:55:15,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:55:15,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:15,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:15,374 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:15,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:15,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:15,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:15,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:15,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:15,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:15,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-05 09:55:15,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:15,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:15,395 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 09:55:15,395 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:55:15,396 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [574036904] [2021-07-05 09:55:15,396 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [574036904] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:55:15,397 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:55:15,397 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-07-05 09:55:15,405 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1100698377] [2021-07-05 09:55:15,416 INFO L425 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-05 09:55:15,416 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:55:15,423 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-05 09:55:15,424 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-07-05 09:55:15,426 INFO L87 Difference]: Start difference. First operand has 107 states, 103 states have (on average 1.5436893203883495) internal successors, (159), 106 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 5 states, 5 states have (on average 4.4) internal successors, (22), 5 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:55:15,528 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:55:15,528 INFO L93 Difference]: Finished difference Result 261 states and 391 transitions. [2021-07-05 09:55:15,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-05 09:55:15,530 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.4) internal successors, (22), 5 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2021-07-05 09:55:15,530 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:55:15,536 INFO L225 Difference]: With dead ends: 261 [2021-07-05 09:55:15,537 INFO L226 Difference]: Without dead ends: 68 [2021-07-05 09:55:15,539 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 33.6ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-07-05 09:55:15,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states. [2021-07-05 09:55:15,569 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 64. [2021-07-05 09:55:15,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64 states, 63 states have (on average 1.4761904761904763) internal successors, (93), 63 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:55:15,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 93 transitions. [2021-07-05 09:55:15,573 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 93 transitions. Word has length 22 [2021-07-05 09:55:15,574 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:55:15,574 INFO L442 AbstractCegarLoop]: Abstraction has 64 states and 93 transitions. [2021-07-05 09:55:15,574 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 4.4) internal successors, (22), 5 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:55:15,574 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 93 transitions. [2021-07-05 09:55:15,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-07-05 09:55:15,575 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:55:15,575 INFO L525 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] [2021-07-05 09:55:15,576 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-05 09:55:15,576 INFO L374 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:55:15,578 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:55:15,578 INFO L82 PathProgramCache]: Analyzing trace with hash -644490584, now seen corresponding path program 1 times [2021-07-05 09:55:15,578 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:55:15,579 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [179641419] [2021-07-05 09:55:15,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:55:15,579 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:55:15,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:55:15,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:15,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:15,645 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:15,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:15,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:15,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:15,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:15,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-05 09:55:15,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:15,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-05 09:55:15,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:15,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-05 09:55:15,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:15,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:15,669 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 09:55:15,669 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:55:15,669 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [179641419] [2021-07-05 09:55:15,669 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [179641419] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:55:15,670 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:55:15,670 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-05 09:55:15,670 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [101635208] [2021-07-05 09:55:15,671 INFO L425 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-05 09:55:15,671 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:55:15,671 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-05 09:55:15,672 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-07-05 09:55:15,672 INFO L87 Difference]: Start difference. First operand 64 states and 93 transitions. Second operand has 8 states, 8 states have (on average 3.0) internal successors, (24), 7 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:55:15,983 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:55:15,983 INFO L93 Difference]: Finished difference Result 425 states and 651 transitions. [2021-07-05 09:55:15,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-05 09:55:15,984 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 3.0) internal successors, (24), 7 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2021-07-05 09:55:15,984 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:55:15,989 INFO L225 Difference]: With dead ends: 425 [2021-07-05 09:55:15,989 INFO L226 Difference]: Without dead ends: 367 [2021-07-05 09:55:15,991 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 86.6ms TimeCoverageRelationStatistics Valid=71, Invalid=169, Unknown=0, NotChecked=0, Total=240 [2021-07-05 09:55:15,992 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 367 states. [2021-07-05 09:55:16,020 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 367 to 166. [2021-07-05 09:55:16,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 166 states, 165 states have (on average 1.4606060606060607) internal successors, (241), 165 states have internal predecessors, (241), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:55:16,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 241 transitions. [2021-07-05 09:55:16,023 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 241 transitions. Word has length 24 [2021-07-05 09:55:16,023 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:55:16,023 INFO L442 AbstractCegarLoop]: Abstraction has 166 states and 241 transitions. [2021-07-05 09:55:16,023 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 3.0) internal successors, (24), 7 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:55:16,024 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 241 transitions. [2021-07-05 09:55:16,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-07-05 09:55:16,028 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:55:16,030 INFO L525 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] [2021-07-05 09:55:16,031 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-05 09:55:16,031 INFO L374 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:55:16,031 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:55:16,032 INFO L82 PathProgramCache]: Analyzing trace with hash 234154931, now seen corresponding path program 1 times [2021-07-05 09:55:16,032 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:55:16,032 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1984749589] [2021-07-05 09:55:16,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:55:16,032 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:55:16,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:55:16,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,093 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 09:55:16,093 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:55:16,094 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1984749589] [2021-07-05 09:55:16,094 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1984749589] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:55:16,094 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:55:16,095 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-05 09:55:16,095 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1694979798] [2021-07-05 09:55:16,095 INFO L425 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-05 09:55:16,095 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:55:16,096 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-05 09:55:16,096 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 09:55:16,096 INFO L87 Difference]: Start difference. First operand 166 states and 241 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 2 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:55:16,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:55:16,111 INFO L93 Difference]: Finished difference Result 278 states and 406 transitions. [2021-07-05 09:55:16,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-05 09:55:16,112 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 2 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2021-07-05 09:55:16,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:55:16,113 INFO L225 Difference]: With dead ends: 278 [2021-07-05 09:55:16,113 INFO L226 Difference]: Without dead ends: 118 [2021-07-05 09:55:16,115 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.8ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 09:55:16,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2021-07-05 09:55:16,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 118. [2021-07-05 09:55:16,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 118 states, 117 states have (on average 1.3333333333333333) internal successors, (156), 117 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:55:16,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 156 transitions. [2021-07-05 09:55:16,130 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 156 transitions. Word has length 25 [2021-07-05 09:55:16,130 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:55:16,130 INFO L442 AbstractCegarLoop]: Abstraction has 118 states and 156 transitions. [2021-07-05 09:55:16,130 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 2 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:55:16,130 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 156 transitions. [2021-07-05 09:55:16,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-07-05 09:55:16,132 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:55:16,132 INFO L525 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-05 09:55:16,133 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-05 09:55:16,133 INFO L374 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:55:16,133 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:55:16,133 INFO L82 PathProgramCache]: Analyzing trace with hash 1927989650, now seen corresponding path program 1 times [2021-07-05 09:55:16,133 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:55:16,134 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [975032564] [2021-07-05 09:55:16,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:55:16,134 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:55:16,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:55:16,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-05 09:55:16,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,206 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 09:55:16,206 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:55:16,206 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [975032564] [2021-07-05 09:55:16,207 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [975032564] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-05 09:55:16,208 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1024672922] [2021-07-05 09:55:16,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:55:16,208 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-05 09:55:16,209 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-05 09:55:16,221 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-07-05 09:55:16,233 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-07-05 09:55:16,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:55:16,335 INFO L263 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 3 conjunts are in the unsatisfiable core [2021-07-05 09:55:16,339 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-05 09:55:16,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,345 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,349 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,351 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,351 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,351 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,352 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,353 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,353 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,357 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,374 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,395 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,398 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,398 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,414 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 09:55:16,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-05 09:55:16,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-07-05 09:55:16,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,418 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 09:55:16,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,420 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-05 09:55:16,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-07-05 09:55:16,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,426 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,432 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,432 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,432 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,432 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,434 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,434 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,435 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,435 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,437 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,437 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,439 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,440 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,440 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,465 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,466 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,466 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,470 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,479 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-07-05 09:55:16,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,499 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,501 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,501 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,502 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,502 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,503 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,503 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,504 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,504 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,505 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,505 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,505 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,505 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,506 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,506 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,510 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,510 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,513 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 09:55:16,514 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1024672922] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:55:16,514 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-07-05 09:55:16,514 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 4 [2021-07-05 09:55:16,514 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1232987040] [2021-07-05 09:55:16,514 INFO L425 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-07-05 09:55:16,514 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:55:16,515 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-07-05 09:55:16,515 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-07-05 09:55:16,515 INFO L87 Difference]: Start difference. First operand 118 states and 156 transitions. Second operand has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:55:16,572 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:55:16,572 INFO L93 Difference]: Finished difference Result 154 states and 205 transitions. [2021-07-05 09:55:16,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-05 09:55:16,573 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 41 [2021-07-05 09:55:16,573 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:55:16,573 INFO L225 Difference]: With dead ends: 154 [2021-07-05 09:55:16,573 INFO L226 Difference]: Without dead ends: 0 [2021-07-05 09:55:16,573 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 7.8ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-07-05 09:55:16,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-07-05 09:55:16,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-07-05 09:55:16,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:55:16,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-07-05 09:55:16,574 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 41 [2021-07-05 09:55:16,574 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:55:16,574 INFO L442 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-05 09:55:16,574 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:55:16,575 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-07-05 09:55:16,575 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-07-05 09:55:16,578 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-07-05 09:55:16,581 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:16,583 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:16,587 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:16,588 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:16,589 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:16,590 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:16,590 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:16,591 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:16,591 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:16,592 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:16,592 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:16,593 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:16,594 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:16,594 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:16,602 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:16,603 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:16,605 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:16,606 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:16,615 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:16,617 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:16,617 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:16,618 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:16,618 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:16,620 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:16,620 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:16,620 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:16,621 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:16,621 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:16,622 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:16,622 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:16,636 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:16,637 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:16,637 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:16,638 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:16,639 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:16,646 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:16,658 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:16,659 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:16,659 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:16,660 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:16,660 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:16,666 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:16,667 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:16,672 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,214 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 948) no Hoare annotation was computed. [2021-07-05 09:55:17,214 INFO L762 garLoopResultBuilder]: For program point L630(lines 630 647) no Hoare annotation was computed. [2021-07-05 09:55:17,214 INFO L762 garLoopResultBuilder]: For program point L630-1(lines 630 647) no Hoare annotation was computed. [2021-07-05 09:55:17,215 INFO L762 garLoopResultBuilder]: For program point L630-2(lines 630 647) no Hoare annotation was computed. [2021-07-05 09:55:17,215 INFO L762 garLoopResultBuilder]: For program point L630-3(lines 630 647) no Hoare annotation was computed. [2021-07-05 09:55:17,215 INFO L762 garLoopResultBuilder]: For program point L630-4(lines 630 647) no Hoare annotation was computed. [2021-07-05 09:55:17,215 INFO L762 garLoopResultBuilder]: For program point L630-5(lines 630 647) no Hoare annotation was computed. [2021-07-05 09:55:17,215 INFO L762 garLoopResultBuilder]: For program point L895(lines 895 901) no Hoare annotation was computed. [2021-07-05 09:55:17,215 INFO L762 garLoopResultBuilder]: For program point L895-2(lines 895 901) no Hoare annotation was computed. [2021-07-05 09:55:17,215 INFO L762 garLoopResultBuilder]: For program point L895-4(lines 895 901) no Hoare annotation was computed. [2021-07-05 09:55:17,215 INFO L758 garLoopResultBuilder]: At program point L598(lines 597 616) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0))) (or (and (= ULTIMATE.start_main_~tmp~0 1) (<= 2 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| 1) .cse0) (and (= ULTIMATE.start_main_~tmp~0 ~waterLevel~0) (= ~waterLevel~0 1) (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0) .cse0))) [2021-07-05 09:55:17,215 INFO L762 garLoopResultBuilder]: For program point L598-1(lines 598 604) no Hoare annotation was computed. [2021-07-05 09:55:17,216 INFO L758 garLoopResultBuilder]: At program point L598-2(lines 597 616) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-07-05 09:55:17,216 INFO L758 garLoopResultBuilder]: At program point L598-3(lines 597 616) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-07-05 09:55:17,216 INFO L758 garLoopResultBuilder]: At program point L764(lines 749 767) the Hoare annotation is: false [2021-07-05 09:55:17,216 INFO L758 garLoopResultBuilder]: At program point L764-1(lines 749 767) the Hoare annotation is: false [2021-07-05 09:55:17,216 INFO L758 garLoopResultBuilder]: At program point L764-2(lines 749 767) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:17,216 INFO L758 garLoopResultBuilder]: At program point L764-3(lines 749 767) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:17,216 INFO L758 garLoopResultBuilder]: At program point L764-4(lines 749 767) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:17,216 INFO L758 garLoopResultBuilder]: At program point L764-5(lines 749 767) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:17,216 INFO L762 garLoopResultBuilder]: For program point L534(lines 534 540) no Hoare annotation was computed. [2021-07-05 09:55:17,216 INFO L758 garLoopResultBuilder]: At program point L534-1(lines 534 540) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~0 ~waterLevel~0)) (.cse1 (= ~waterLevel~0 1)) (.cse2 (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0)) (.cse3 (= ~pumpRunning~0 0))) (or (and (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~8 0)) .cse0 .cse1 .cse2 (not (= |ULTIMATE.start_getWaterLevel_#res| 0)) .cse3) (and (= ULTIMATE.start_main_~tmp~0 1) (<= 2 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| 1) .cse3) (and .cse0 .cse1 .cse2 .cse3 (not (= 0 ~systemActive~0))))) [2021-07-05 09:55:17,216 INFO L758 garLoopResultBuilder]: At program point L105(lines 101 107) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 ~waterLevel~0) (= ~waterLevel~0 1) (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:17,217 INFO L758 garLoopResultBuilder]: At program point L931(lines 1 951) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:17,217 INFO L762 garLoopResultBuilder]: For program point L799(lines 799 803) no Hoare annotation was computed. [2021-07-05 09:55:17,217 INFO L758 garLoopResultBuilder]: At program point L700(lines 693 703) the Hoare annotation is: false [2021-07-05 09:55:17,217 INFO L762 garLoopResultBuilder]: For program point L799-3(lines 799 803) no Hoare annotation was computed. [2021-07-05 09:55:17,217 INFO L758 garLoopResultBuilder]: At program point L700-1(lines 693 703) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:17,217 INFO L762 garLoopResultBuilder]: For program point L634(lines 634 642) no Hoare annotation was computed. [2021-07-05 09:55:17,217 INFO L758 garLoopResultBuilder]: At program point L700-2(lines 693 703) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:17,217 INFO L762 garLoopResultBuilder]: For program point L634-1(lines 634 642) no Hoare annotation was computed. [2021-07-05 09:55:17,217 INFO L762 garLoopResultBuilder]: For program point L799-6(lines 799 803) no Hoare annotation was computed. [2021-07-05 09:55:17,217 INFO L762 garLoopResultBuilder]: For program point L634-2(lines 634 642) no Hoare annotation was computed. [2021-07-05 09:55:17,217 INFO L762 garLoopResultBuilder]: For program point L634-3(lines 634 642) no Hoare annotation was computed. [2021-07-05 09:55:17,217 INFO L762 garLoopResultBuilder]: For program point L634-4(lines 634 642) no Hoare annotation was computed. [2021-07-05 09:55:17,217 INFO L762 garLoopResultBuilder]: For program point L634-5(lines 634 642) no Hoare annotation was computed. [2021-07-05 09:55:17,217 INFO L758 garLoopResultBuilder]: At program point L141(lines 122 144) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-07-05 09:55:17,218 INFO L758 garLoopResultBuilder]: At program point L868(lines 863 871) the Hoare annotation is: (let ((.cse0 (not (= |ULTIMATE.start_getWaterLevel_#res| 0))) (.cse1 (= ~pumpRunning~0 0))) (or (and (= ULTIMATE.start_main_~tmp~0 1) (<= 2 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| 1) .cse0 .cse1) (and (= ULTIMATE.start_main_~tmp~0 ~waterLevel~0) (= ~waterLevel~0 1) (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0) .cse0 .cse1))) [2021-07-05 09:55:17,218 INFO L758 garLoopResultBuilder]: At program point L868-1(lines 863 871) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-07-05 09:55:17,218 INFO L758 garLoopResultBuilder]: At program point L868-2(lines 863 871) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-07-05 09:55:17,218 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 948) no Hoare annotation was computed. [2021-07-05 09:55:17,218 INFO L758 garLoopResultBuilder]: At program point L836(lines 831 839) the Hoare annotation is: false [2021-07-05 09:55:17,218 INFO L758 garLoopResultBuilder]: At program point L836-1(lines 831 839) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:17,218 INFO L758 garLoopResultBuilder]: At program point L836-2(lines 831 839) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:17,218 INFO L758 garLoopResultBuilder]: At program point L605(lines 605 611) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0))) (or (and (= ULTIMATE.start_main_~tmp~0 1) (<= 2 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| 1) .cse0) (and (= ULTIMATE.start_main_~tmp~0 ~waterLevel~0) (= ~waterLevel~0 1) (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0) .cse0))) [2021-07-05 09:55:17,218 INFO L758 garLoopResultBuilder]: At program point L605-1(lines 605 611) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-07-05 09:55:17,218 INFO L758 garLoopResultBuilder]: At program point L605-2(lines 605 611) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-07-05 09:55:17,218 INFO L762 garLoopResultBuilder]: For program point L772(lines 772 778) no Hoare annotation was computed. [2021-07-05 09:55:17,218 INFO L758 garLoopResultBuilder]: At program point L772-1(lines 772 778) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0))) (or (and (= ULTIMATE.start_main_~tmp~0 1) (<= 2 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| 1) .cse0) (and (= ULTIMATE.start_main_~tmp~0 ~waterLevel~0) (= ~waterLevel~0 1) (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0) .cse0))) [2021-07-05 09:55:17,218 INFO L758 garLoopResultBuilder]: At program point L574(lines 523 575) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-07-05 09:55:17,219 INFO L758 garLoopResultBuilder]: At program point L939(lines 934 942) the Hoare annotation is: (and (= ~waterLevel~0 1) (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:17,219 INFO L758 garLoopResultBuilder]: At program point L709(lines 704 712) the Hoare annotation is: false [2021-07-05 09:55:17,219 INFO L758 garLoopResultBuilder]: At program point L709-1(lines 704 712) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-07-05 09:55:17,219 INFO L758 garLoopResultBuilder]: At program point L709-2(lines 704 712) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-07-05 09:55:17,219 INFO L762 garLoopResultBuilder]: For program point L544(lines 544 550) no Hoare annotation was computed. [2021-07-05 09:55:17,219 INFO L758 garLoopResultBuilder]: At program point L544-1(lines 544 550) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~0 ~waterLevel~0)) (.cse1 (= ~waterLevel~0 1)) (.cse2 (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0)) (.cse3 (= ~pumpRunning~0 0))) (or (and (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~8 0)) .cse0 .cse1 .cse2 (not (= |ULTIMATE.start_getWaterLevel_#res| 0)) .cse3) (and (= ULTIMATE.start_main_~tmp~0 1) (<= 2 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| 1) .cse3) (and .cse0 .cse1 .cse2 .cse3 (not (= 0 ~systemActive~0))))) [2021-07-05 09:55:17,219 INFO L758 garLoopResultBuilder]: At program point L877(lines 872 880) the Hoare annotation is: false [2021-07-05 09:55:17,219 INFO L758 garLoopResultBuilder]: At program point L877-1(lines 872 880) the Hoare annotation is: false [2021-07-05 09:55:17,219 INFO L762 garLoopResultBuilder]: For program point L811(lines 811 815) no Hoare annotation was computed. [2021-07-05 09:55:17,219 INFO L758 garLoopResultBuilder]: At program point L877-2(lines 872 880) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:17,219 INFO L758 garLoopResultBuilder]: At program point L877-3(lines 872 880) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:17,219 INFO L758 garLoopResultBuilder]: At program point L877-4(lines 872 880) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:17,219 INFO L758 garLoopResultBuilder]: At program point L877-5(lines 872 880) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:17,220 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-07-05 09:55:17,220 INFO L758 garLoopResultBuilder]: At program point L54-2(lines 54 68) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-07-05 09:55:17,220 INFO L762 garLoopResultBuilder]: For program point L55(line 55) no Hoare annotation was computed. [2021-07-05 09:55:17,220 INFO L762 garLoopResultBuilder]: For program point L948(line 948) no Hoare annotation was computed. [2021-07-05 09:55:17,220 INFO L762 garLoopResultBuilder]: For program point L948-1(line 948) no Hoare annotation was computed. [2021-07-05 09:55:17,220 INFO L762 garLoopResultBuilder]: For program point L948-2(line 948) no Hoare annotation was computed. [2021-07-05 09:55:17,220 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-07-05 09:55:17,220 INFO L762 garLoopResultBuilder]: For program point L58(lines 58 62) no Hoare annotation was computed. [2021-07-05 09:55:17,220 INFO L762 garLoopResultBuilder]: For program point L58-1(lines 598 604) no Hoare annotation was computed. [2021-07-05 09:55:17,221 INFO L762 garLoopResultBuilder]: For program point L554(lines 554 569) no Hoare annotation was computed. [2021-07-05 09:55:17,221 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-07-05 09:55:17,221 INFO L762 garLoopResultBuilder]: For program point L656(lines 656 673) no Hoare annotation was computed. [2021-07-05 09:55:17,221 INFO L762 garLoopResultBuilder]: For program point L656-1(lines 656 673) no Hoare annotation was computed. [2021-07-05 09:55:17,221 INFO L762 garLoopResultBuilder]: For program point L656-2(lines 656 673) no Hoare annotation was computed. [2021-07-05 09:55:17,221 INFO L762 garLoopResultBuilder]: For program point L525(lines 524 573) no Hoare annotation was computed. [2021-07-05 09:55:17,221 INFO L762 garLoopResultBuilder]: For program point L823(lines 823 827) no Hoare annotation was computed. [2021-07-05 09:55:17,221 INFO L762 garLoopResultBuilder]: For program point L526(lines 526 530) no Hoare annotation was computed. [2021-07-05 09:55:17,221 INFO L762 garLoopResultBuilder]: For program point L758(lines 758 762) no Hoare annotation was computed. [2021-07-05 09:55:17,222 INFO L762 garLoopResultBuilder]: For program point L758-2(lines 758 762) no Hoare annotation was computed. [2021-07-05 09:55:17,222 INFO L762 garLoopResultBuilder]: For program point L758-3(lines 758 762) no Hoare annotation was computed. [2021-07-05 09:55:17,222 INFO L762 garLoopResultBuilder]: For program point L758-5(lines 758 762) no Hoare annotation was computed. [2021-07-05 09:55:17,222 INFO L762 garLoopResultBuilder]: For program point L758-6(lines 758 762) no Hoare annotation was computed. [2021-07-05 09:55:17,222 INFO L762 garLoopResultBuilder]: For program point L758-8(lines 758 762) no Hoare annotation was computed. [2021-07-05 09:55:17,222 INFO L762 garLoopResultBuilder]: For program point L758-9(lines 758 762) no Hoare annotation was computed. [2021-07-05 09:55:17,222 INFO L762 garLoopResultBuilder]: For program point L758-11(lines 758 762) no Hoare annotation was computed. [2021-07-05 09:55:17,222 INFO L762 garLoopResultBuilder]: For program point L758-12(lines 758 762) no Hoare annotation was computed. [2021-07-05 09:55:17,222 INFO L762 garLoopResultBuilder]: For program point L758-14(lines 758 762) no Hoare annotation was computed. [2021-07-05 09:55:17,223 INFO L762 garLoopResultBuilder]: For program point L758-15(lines 758 762) no Hoare annotation was computed. [2021-07-05 09:55:17,223 INFO L762 garLoopResultBuilder]: For program point L758-17(lines 758 762) no Hoare annotation was computed. [2021-07-05 09:55:17,223 INFO L762 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-07-05 09:55:17,223 INFO L762 garLoopResultBuilder]: For program point L891(lines 891 904) no Hoare annotation was computed. [2021-07-05 09:55:17,223 INFO L758 garLoopResultBuilder]: At program point L891-1(lines 1 951) the Hoare annotation is: (let ((.cse1 (= ULTIMATE.start_main_~tmp~0 ~waterLevel~0)) (.cse2 (= ~waterLevel~0 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0)) (.cse0 (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~8 0))) (.cse4 (not (= |ULTIMATE.start_getWaterLevel_#res| 0))) (.cse5 (= ~pumpRunning~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse1 .cse2 .cse3 .cse5 (not (= 0 ~systemActive~0))) (and .cse0 (= ULTIMATE.start_main_~tmp~0 1) (<= 2 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| 1) .cse4 .cse5))) [2021-07-05 09:55:17,223 INFO L762 garLoopResultBuilder]: For program point L891-2(lines 891 904) no Hoare annotation was computed. [2021-07-05 09:55:17,223 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 948) no Hoare annotation was computed. [2021-07-05 09:55:17,223 INFO L758 garLoopResultBuilder]: At program point L891-3(lines 1 951) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-07-05 09:55:17,223 INFO L762 garLoopResultBuilder]: For program point L891-4(lines 891 904) no Hoare annotation was computed. [2021-07-05 09:55:17,224 INFO L758 garLoopResultBuilder]: At program point L891-5(lines 1 951) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-07-05 09:55:17,224 INFO L762 garLoopResultBuilder]: For program point L660(lines 660 668) no Hoare annotation was computed. [2021-07-05 09:55:17,224 INFO L762 garLoopResultBuilder]: For program point L660-1(lines 660 668) no Hoare annotation was computed. [2021-07-05 09:55:17,224 INFO L762 garLoopResultBuilder]: For program point L660-2(lines 660 668) no Hoare annotation was computed. [2021-07-05 09:55:17,224 INFO L762 garLoopResultBuilder]: For program point L132(lines 132 139) no Hoare annotation was computed. [2021-07-05 09:55:17,226 INFO L758 garLoopResultBuilder]: At program point L132-1(lines 132 139) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-07-05 09:55:17,226 INFO L762 garLoopResultBuilder]: For program point L562(lines 562 568) no Hoare annotation was computed. [2021-07-05 09:55:17,226 INFO L758 garLoopResultBuilder]: At program point L562-1(lines 598 604) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0))) (or (and (= ULTIMATE.start_main_~tmp~0 1) (<= 2 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| 1) .cse0) (and (= ULTIMATE.start_main_~tmp~0 ~waterLevel~0) (= ~waterLevel~0 1) (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0) .cse0))) [2021-07-05 09:55:17,245 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2021-07-05 09:55:17,432 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-05 09:55:17,433 WARN L182 nStatisticsGenerator]: total relevant statements: 0 [2021-07-05 09:55:17,435 INFO L303 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION was SAFE (1/3) [2021-07-05 09:55:17,437 INFO L328 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION ======== [2021-07-05 09:55:17,437 INFO L329 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mLimitAnalysisTime=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-07-05 09:55:17,437 INFO L330 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-07-05 09:55:17,439 INFO L276 IsEmpty]: Start isEmpty. Operand has 107 states, 103 states have (on average 1.5436893203883495) internal successors, (159), 106 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:55:17,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-07-05 09:55:17,439 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:55:17,439 INFO L525 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-05 09:55:17,439 INFO L374 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:55:17,439 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:55:17,439 INFO L82 PathProgramCache]: Analyzing trace with hash 1528758621, now seen corresponding path program 1 times [2021-07-05 09:55:17,440 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:55:17,440 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [707340713] [2021-07-05 09:55:17,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:55:17,440 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:55:17,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:55:17,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:17,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:17,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:17,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:17,461 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 09:55:17,461 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:55:17,461 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [707340713] [2021-07-05 09:55:17,461 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [707340713] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:55:17,461 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:55:17,461 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-05 09:55:17,461 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [279622497] [2021-07-05 09:55:17,461 INFO L425 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-05 09:55:17,462 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:55:17,462 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-05 09:55:17,462 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-05 09:55:17,462 INFO L87 Difference]: Start difference. First operand has 107 states, 103 states have (on average 1.5436893203883495) internal successors, (159), 106 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:55:17,472 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:55:17,472 INFO L93 Difference]: Finished difference Result 208 states and 311 transitions. [2021-07-05 09:55:17,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-05 09:55:17,472 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-07-05 09:55:17,472 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:55:17,473 INFO L225 Difference]: With dead ends: 208 [2021-07-05 09:55:17,473 INFO L226 Difference]: Without dead ends: 70 [2021-07-05 09:55:17,473 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-05 09:55:17,474 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2021-07-05 09:55:17,475 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 70. [2021-07-05 09:55:17,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70 states, 69 states have (on average 1.4492753623188406) internal successors, (100), 69 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:55:17,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 100 transitions. [2021-07-05 09:55:17,475 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 100 transitions. Word has length 16 [2021-07-05 09:55:17,476 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:55:17,476 INFO L442 AbstractCegarLoop]: Abstraction has 70 states and 100 transitions. [2021-07-05 09:55:17,476 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:55:17,476 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 100 transitions. [2021-07-05 09:55:17,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-07-05 09:55:17,476 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:55:17,476 INFO L525 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-05 09:55:17,476 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48 [2021-07-05 09:55:17,477 INFO L374 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:55:17,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:55:17,477 INFO L82 PathProgramCache]: Analyzing trace with hash 512126731, now seen corresponding path program 1 times [2021-07-05 09:55:17,477 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:55:17,477 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1779900231] [2021-07-05 09:55:17,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:55:17,477 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:55:17,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:55:17,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:17,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:17,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:17,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:17,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:17,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:17,497 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 09:55:17,497 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:55:17,497 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1779900231] [2021-07-05 09:55:17,497 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1779900231] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:55:17,497 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:55:17,497 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-05 09:55:17,498 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [566500776] [2021-07-05 09:55:17,498 INFO L425 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-05 09:55:17,498 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:55:17,498 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-05 09:55:17,498 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 09:55:17,499 INFO L87 Difference]: Start difference. First operand 70 states and 100 transitions. Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:55:17,500 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:55:17,500 INFO L93 Difference]: Finished difference Result 70 states and 100 transitions. [2021-07-05 09:55:17,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-05 09:55:17,501 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2021-07-05 09:55:17,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:55:17,501 INFO L225 Difference]: With dead ends: 70 [2021-07-05 09:55:17,501 INFO L226 Difference]: Without dead ends: 0 [2021-07-05 09:55:17,501 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 09:55:17,502 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-07-05 09:55:17,502 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-07-05 09:55:17,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:55:17,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-07-05 09:55:17,502 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 17 [2021-07-05 09:55:17,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:55:17,502 INFO L442 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-05 09:55:17,502 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:55:17,502 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-07-05 09:55:17,503 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-07-05 09:55:17,503 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-07-05 09:55:17,503 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,504 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,504 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,504 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,505 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,506 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,506 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,506 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,507 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,507 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,507 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,508 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,508 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,508 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,509 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,510 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,510 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,511 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,511 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,511 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,512 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,512 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,512 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,513 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,513 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,513 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,514 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,515 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,515 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,515 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,516 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,516 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,516 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,517 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,518 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,518 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,519 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,519 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,519 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,520 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,520 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,521 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,521 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,521 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,562 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 948) no Hoare annotation was computed. [2021-07-05 09:55:17,562 INFO L762 garLoopResultBuilder]: For program point L630(lines 630 647) no Hoare annotation was computed. [2021-07-05 09:55:17,562 INFO L762 garLoopResultBuilder]: For program point L630-1(lines 630 647) no Hoare annotation was computed. [2021-07-05 09:55:17,562 INFO L762 garLoopResultBuilder]: For program point L630-2(lines 630 647) no Hoare annotation was computed. [2021-07-05 09:55:17,562 INFO L762 garLoopResultBuilder]: For program point L630-3(lines 630 647) no Hoare annotation was computed. [2021-07-05 09:55:17,562 INFO L762 garLoopResultBuilder]: For program point L630-4(lines 630 647) no Hoare annotation was computed. [2021-07-05 09:55:17,562 INFO L762 garLoopResultBuilder]: For program point L630-5(lines 630 647) no Hoare annotation was computed. [2021-07-05 09:55:17,562 INFO L762 garLoopResultBuilder]: For program point L895(lines 895 901) no Hoare annotation was computed. [2021-07-05 09:55:17,562 INFO L762 garLoopResultBuilder]: For program point L895-2(lines 895 901) no Hoare annotation was computed. [2021-07-05 09:55:17,562 INFO L762 garLoopResultBuilder]: For program point L895-4(lines 895 901) no Hoare annotation was computed. [2021-07-05 09:55:17,563 INFO L758 garLoopResultBuilder]: At program point L598(lines 597 616) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (let ((.cse0 (= ~pumpRunning~0 0))) (or (and (= ULTIMATE.start_main_~tmp~0 1) (<= 2 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| 1) .cse0) (and (= ULTIMATE.start_main_~tmp~0 ~waterLevel~0) (= ~waterLevel~0 1) (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0) .cse0)))) [2021-07-05 09:55:17,563 INFO L762 garLoopResultBuilder]: For program point L598-1(lines 598 604) no Hoare annotation was computed. [2021-07-05 09:55:17,563 INFO L758 garLoopResultBuilder]: At program point L598-2(lines 597 616) the Hoare annotation is: false [2021-07-05 09:55:17,563 INFO L758 garLoopResultBuilder]: At program point L598-3(lines 597 616) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-07-05 09:55:17,563 INFO L758 garLoopResultBuilder]: At program point L764(lines 749 767) the Hoare annotation is: false [2021-07-05 09:55:17,563 INFO L758 garLoopResultBuilder]: At program point L764-1(lines 749 767) the Hoare annotation is: false [2021-07-05 09:55:17,563 INFO L758 garLoopResultBuilder]: At program point L764-2(lines 749 767) the Hoare annotation is: false [2021-07-05 09:55:17,563 INFO L758 garLoopResultBuilder]: At program point L764-3(lines 749 767) the Hoare annotation is: false [2021-07-05 09:55:17,563 INFO L758 garLoopResultBuilder]: At program point L764-4(lines 749 767) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:17,563 INFO L758 garLoopResultBuilder]: At program point L764-5(lines 749 767) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:17,563 INFO L762 garLoopResultBuilder]: For program point L534(lines 534 540) no Hoare annotation was computed. [2021-07-05 09:55:17,563 INFO L758 garLoopResultBuilder]: At program point L534-1(lines 534 540) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (let ((.cse0 (= ULTIMATE.start_main_~tmp~0 ~waterLevel~0)) (.cse1 (= ~waterLevel~0 1)) (.cse2 (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0)) (.cse3 (= ~pumpRunning~0 0))) (or (and (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~8 0)) .cse0 .cse1 .cse2 (not (= |ULTIMATE.start_getWaterLevel_#res| 0)) .cse3) (and (= ULTIMATE.start_main_~tmp~0 1) (<= 2 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| 1) .cse3) (and .cse0 .cse1 .cse2 .cse3 (not (= 0 ~systemActive~0)))))) [2021-07-05 09:55:17,563 INFO L758 garLoopResultBuilder]: At program point L105(lines 101 107) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 ~waterLevel~0) (= ~waterLevel~0 1) (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:17,563 INFO L758 garLoopResultBuilder]: At program point L931(lines 1 951) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:17,564 INFO L762 garLoopResultBuilder]: For program point L799(lines 799 803) no Hoare annotation was computed. [2021-07-05 09:55:17,564 INFO L758 garLoopResultBuilder]: At program point L700(lines 693 703) the Hoare annotation is: false [2021-07-05 09:55:17,564 INFO L762 garLoopResultBuilder]: For program point L799-3(lines 799 803) no Hoare annotation was computed. [2021-07-05 09:55:17,564 INFO L758 garLoopResultBuilder]: At program point L700-1(lines 693 703) the Hoare annotation is: false [2021-07-05 09:55:17,564 INFO L762 garLoopResultBuilder]: For program point L634(lines 634 642) no Hoare annotation was computed. [2021-07-05 09:55:17,564 INFO L758 garLoopResultBuilder]: At program point L700-2(lines 693 703) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:17,564 INFO L762 garLoopResultBuilder]: For program point L634-1(lines 634 642) no Hoare annotation was computed. [2021-07-05 09:55:17,564 INFO L762 garLoopResultBuilder]: For program point L799-6(lines 799 803) no Hoare annotation was computed. [2021-07-05 09:55:17,564 INFO L762 garLoopResultBuilder]: For program point L634-2(lines 634 642) no Hoare annotation was computed. [2021-07-05 09:55:17,565 INFO L762 garLoopResultBuilder]: For program point L634-3(lines 634 642) no Hoare annotation was computed. [2021-07-05 09:55:17,565 INFO L762 garLoopResultBuilder]: For program point L634-4(lines 634 642) no Hoare annotation was computed. [2021-07-05 09:55:17,565 INFO L762 garLoopResultBuilder]: For program point L634-5(lines 634 642) no Hoare annotation was computed. [2021-07-05 09:55:17,565 INFO L758 garLoopResultBuilder]: At program point L141(lines 122 144) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-07-05 09:55:17,565 INFO L758 garLoopResultBuilder]: At program point L868(lines 863 871) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (let ((.cse0 (not (= |ULTIMATE.start_getWaterLevel_#res| 0))) (.cse1 (= ~pumpRunning~0 0))) (or (and (= ULTIMATE.start_main_~tmp~0 1) (<= 2 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| 1) .cse0 .cse1) (and (= ULTIMATE.start_main_~tmp~0 ~waterLevel~0) (= ~waterLevel~0 1) (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0) .cse0 .cse1)))) [2021-07-05 09:55:17,565 INFO L758 garLoopResultBuilder]: At program point L868-1(lines 863 871) the Hoare annotation is: false [2021-07-05 09:55:17,565 INFO L758 garLoopResultBuilder]: At program point L868-2(lines 863 871) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-07-05 09:55:17,565 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 948) no Hoare annotation was computed. [2021-07-05 09:55:17,565 INFO L758 garLoopResultBuilder]: At program point L836(lines 831 839) the Hoare annotation is: false [2021-07-05 09:55:17,566 INFO L758 garLoopResultBuilder]: At program point L836-1(lines 831 839) the Hoare annotation is: false [2021-07-05 09:55:17,566 INFO L758 garLoopResultBuilder]: At program point L836-2(lines 831 839) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:17,566 INFO L758 garLoopResultBuilder]: At program point L605(lines 605 611) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (let ((.cse0 (= ~pumpRunning~0 0))) (or (and (= ULTIMATE.start_main_~tmp~0 1) (<= 2 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| 1) .cse0) (and (= ULTIMATE.start_main_~tmp~0 ~waterLevel~0) (= ~waterLevel~0 1) (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0) .cse0)))) [2021-07-05 09:55:17,566 INFO L758 garLoopResultBuilder]: At program point L605-1(lines 605 611) the Hoare annotation is: false [2021-07-05 09:55:17,566 INFO L758 garLoopResultBuilder]: At program point L605-2(lines 605 611) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-07-05 09:55:17,566 INFO L762 garLoopResultBuilder]: For program point L772(lines 772 778) no Hoare annotation was computed. [2021-07-05 09:55:17,566 INFO L758 garLoopResultBuilder]: At program point L772-1(lines 772 778) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (let ((.cse0 (= ~pumpRunning~0 0))) (or (and (= ULTIMATE.start_main_~tmp~0 1) (<= 2 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| 1) .cse0) (and (= ULTIMATE.start_main_~tmp~0 ~waterLevel~0) (= ~waterLevel~0 1) (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0) .cse0)))) [2021-07-05 09:55:17,566 INFO L758 garLoopResultBuilder]: At program point L574(lines 523 575) the Hoare annotation is: false [2021-07-05 09:55:17,567 INFO L758 garLoopResultBuilder]: At program point L939(lines 934 942) the Hoare annotation is: (and (= ~waterLevel~0 1) (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:17,567 INFO L758 garLoopResultBuilder]: At program point L709(lines 704 712) the Hoare annotation is: false [2021-07-05 09:55:17,567 INFO L758 garLoopResultBuilder]: At program point L709-1(lines 704 712) the Hoare annotation is: false [2021-07-05 09:55:17,567 INFO L758 garLoopResultBuilder]: At program point L709-2(lines 704 712) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-07-05 09:55:17,567 INFO L762 garLoopResultBuilder]: For program point L544(lines 544 550) no Hoare annotation was computed. [2021-07-05 09:55:17,567 INFO L758 garLoopResultBuilder]: At program point L544-1(lines 544 550) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (let ((.cse0 (= ULTIMATE.start_main_~tmp~0 ~waterLevel~0)) (.cse1 (= ~waterLevel~0 1)) (.cse2 (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0)) (.cse3 (= ~pumpRunning~0 0))) (or (and (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~8 0)) .cse0 .cse1 .cse2 (not (= |ULTIMATE.start_getWaterLevel_#res| 0)) .cse3) (and (= ULTIMATE.start_main_~tmp~0 1) (<= 2 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| 1) .cse3) (and .cse0 .cse1 .cse2 .cse3 (not (= 0 ~systemActive~0)))))) [2021-07-05 09:55:17,567 INFO L758 garLoopResultBuilder]: At program point L877(lines 872 880) the Hoare annotation is: false [2021-07-05 09:55:17,567 INFO L758 garLoopResultBuilder]: At program point L877-1(lines 872 880) the Hoare annotation is: false [2021-07-05 09:55:17,567 INFO L762 garLoopResultBuilder]: For program point L811(lines 811 815) no Hoare annotation was computed. [2021-07-05 09:55:17,568 INFO L758 garLoopResultBuilder]: At program point L877-2(lines 872 880) the Hoare annotation is: false [2021-07-05 09:55:17,568 INFO L758 garLoopResultBuilder]: At program point L877-3(lines 872 880) the Hoare annotation is: false [2021-07-05 09:55:17,568 INFO L758 garLoopResultBuilder]: At program point L877-4(lines 872 880) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:17,568 INFO L758 garLoopResultBuilder]: At program point L877-5(lines 872 880) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:17,568 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-07-05 09:55:17,568 INFO L758 garLoopResultBuilder]: At program point L54-2(lines 54 68) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-07-05 09:55:17,568 INFO L762 garLoopResultBuilder]: For program point L55(line 55) no Hoare annotation was computed. [2021-07-05 09:55:17,568 INFO L762 garLoopResultBuilder]: For program point L948(line 948) no Hoare annotation was computed. [2021-07-05 09:55:17,568 INFO L762 garLoopResultBuilder]: For program point L948-1(line 948) no Hoare annotation was computed. [2021-07-05 09:55:17,569 INFO L762 garLoopResultBuilder]: For program point L948-2(line 948) no Hoare annotation was computed. [2021-07-05 09:55:17,569 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-07-05 09:55:17,570 INFO L762 garLoopResultBuilder]: For program point L58(lines 58 62) no Hoare annotation was computed. [2021-07-05 09:55:17,570 INFO L762 garLoopResultBuilder]: For program point L58-1(lines 598 604) no Hoare annotation was computed. [2021-07-05 09:55:17,570 INFO L762 garLoopResultBuilder]: For program point L554(lines 554 569) no Hoare annotation was computed. [2021-07-05 09:55:17,570 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-07-05 09:55:17,570 INFO L762 garLoopResultBuilder]: For program point L656(lines 656 673) no Hoare annotation was computed. [2021-07-05 09:55:17,570 INFO L762 garLoopResultBuilder]: For program point L656-1(lines 656 673) no Hoare annotation was computed. [2021-07-05 09:55:17,570 INFO L762 garLoopResultBuilder]: For program point L656-2(lines 656 673) no Hoare annotation was computed. [2021-07-05 09:55:17,570 INFO L762 garLoopResultBuilder]: For program point L525(lines 524 573) no Hoare annotation was computed. [2021-07-05 09:55:17,570 INFO L762 garLoopResultBuilder]: For program point L823(lines 823 827) no Hoare annotation was computed. [2021-07-05 09:55:17,570 INFO L762 garLoopResultBuilder]: For program point L526(lines 526 530) no Hoare annotation was computed. [2021-07-05 09:55:17,571 INFO L762 garLoopResultBuilder]: For program point L758(lines 758 762) no Hoare annotation was computed. [2021-07-05 09:55:17,571 INFO L762 garLoopResultBuilder]: For program point L758-2(lines 758 762) no Hoare annotation was computed. [2021-07-05 09:55:17,571 INFO L762 garLoopResultBuilder]: For program point L758-3(lines 758 762) no Hoare annotation was computed. [2021-07-05 09:55:17,571 INFO L762 garLoopResultBuilder]: For program point L758-5(lines 758 762) no Hoare annotation was computed. [2021-07-05 09:55:17,571 INFO L762 garLoopResultBuilder]: For program point L758-6(lines 758 762) no Hoare annotation was computed. [2021-07-05 09:55:17,571 INFO L762 garLoopResultBuilder]: For program point L758-8(lines 758 762) no Hoare annotation was computed. [2021-07-05 09:55:17,571 INFO L762 garLoopResultBuilder]: For program point L758-9(lines 758 762) no Hoare annotation was computed. [2021-07-05 09:55:17,571 INFO L762 garLoopResultBuilder]: For program point L758-11(lines 758 762) no Hoare annotation was computed. [2021-07-05 09:55:17,571 INFO L762 garLoopResultBuilder]: For program point L758-12(lines 758 762) no Hoare annotation was computed. [2021-07-05 09:55:17,571 INFO L762 garLoopResultBuilder]: For program point L758-14(lines 758 762) no Hoare annotation was computed. [2021-07-05 09:55:17,572 INFO L762 garLoopResultBuilder]: For program point L758-15(lines 758 762) no Hoare annotation was computed. [2021-07-05 09:55:17,572 INFO L762 garLoopResultBuilder]: For program point L758-17(lines 758 762) no Hoare annotation was computed. [2021-07-05 09:55:17,572 INFO L762 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-07-05 09:55:17,572 INFO L762 garLoopResultBuilder]: For program point L891(lines 891 904) no Hoare annotation was computed. [2021-07-05 09:55:17,572 INFO L758 garLoopResultBuilder]: At program point L891-1(lines 1 951) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (let ((.cse1 (= ULTIMATE.start_main_~tmp~0 ~waterLevel~0)) (.cse2 (= ~waterLevel~0 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0)) (.cse0 (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~8 0))) (.cse4 (not (= |ULTIMATE.start_getWaterLevel_#res| 0))) (.cse5 (= ~pumpRunning~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse1 .cse2 .cse3 .cse5 (not (= 0 ~systemActive~0))) (and .cse0 (= ULTIMATE.start_main_~tmp~0 1) (<= 2 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| 1) .cse4 .cse5)))) [2021-07-05 09:55:17,572 INFO L762 garLoopResultBuilder]: For program point L891-2(lines 891 904) no Hoare annotation was computed. [2021-07-05 09:55:17,572 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 948) no Hoare annotation was computed. [2021-07-05 09:55:17,572 INFO L758 garLoopResultBuilder]: At program point L891-3(lines 1 951) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-07-05 09:55:17,572 INFO L762 garLoopResultBuilder]: For program point L891-4(lines 891 904) no Hoare annotation was computed. [2021-07-05 09:55:17,573 INFO L758 garLoopResultBuilder]: At program point L891-5(lines 1 951) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-07-05 09:55:17,573 INFO L762 garLoopResultBuilder]: For program point L660(lines 660 668) no Hoare annotation was computed. [2021-07-05 09:55:17,573 INFO L762 garLoopResultBuilder]: For program point L660-1(lines 660 668) no Hoare annotation was computed. [2021-07-05 09:55:17,573 INFO L762 garLoopResultBuilder]: For program point L660-2(lines 660 668) no Hoare annotation was computed. [2021-07-05 09:55:17,573 INFO L762 garLoopResultBuilder]: For program point L132(lines 132 139) no Hoare annotation was computed. [2021-07-05 09:55:17,573 INFO L758 garLoopResultBuilder]: At program point L132-1(lines 132 139) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-07-05 09:55:17,573 INFO L762 garLoopResultBuilder]: For program point L562(lines 562 568) no Hoare annotation was computed. [2021-07-05 09:55:17,573 INFO L758 garLoopResultBuilder]: At program point L562-1(lines 598 604) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (let ((.cse0 (= ~pumpRunning~0 0))) (or (and (= ULTIMATE.start_main_~tmp~0 1) (<= 2 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| 1) .cse0) (and (= ULTIMATE.start_main_~tmp~0 ~waterLevel~0) (= ~waterLevel~0 1) (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0) .cse0)))) [2021-07-05 09:55:17,574 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49 [2021-07-05 09:55:17,574 WARN L182 nStatisticsGenerator]: total relevant statements: 0 [2021-07-05 09:55:17,574 INFO L303 ceAbstractionStarter]: Result for error location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION was SAFE (2/3) [2021-07-05 09:55:17,575 INFO L328 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION ======== [2021-07-05 09:55:17,575 INFO L329 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mLimitAnalysisTime=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-07-05 09:55:17,576 INFO L330 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-07-05 09:55:17,577 INFO L276 IsEmpty]: Start isEmpty. Operand has 107 states, 103 states have (on average 1.5436893203883495) internal successors, (159), 106 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:55:17,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-07-05 09:55:17,577 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:55:17,577 INFO L525 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] [2021-07-05 09:55:17,577 INFO L374 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:55:17,578 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:55:17,578 INFO L82 PathProgramCache]: Analyzing trace with hash -2035347462, now seen corresponding path program 1 times [2021-07-05 09:55:17,578 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:55:17,578 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1080958325] [2021-07-05 09:55:17,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:55:17,578 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:55:17,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:55:17,591 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:17,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:17,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:17,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:17,592 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 09:55:17,593 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:55:17,593 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1080958325] [2021-07-05 09:55:17,593 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1080958325] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:55:17,593 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:55:17,593 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-05 09:55:17,593 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1614631510] [2021-07-05 09:55:17,593 INFO L425 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-05 09:55:17,594 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:55:17,594 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-05 09:55:17,594 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-05 09:55:17,594 INFO L87 Difference]: Start difference. First operand has 107 states, 103 states have (on average 1.5436893203883495) internal successors, (159), 106 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 12.5) internal successors, (25), 2 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:55:17,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:55:17,596 INFO L93 Difference]: Finished difference Result 208 states and 311 transitions. [2021-07-05 09:55:17,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-05 09:55:17,596 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 12.5) internal successors, (25), 2 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2021-07-05 09:55:17,596 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:55:17,597 INFO L225 Difference]: With dead ends: 208 [2021-07-05 09:55:17,597 INFO L226 Difference]: Without dead ends: 99 [2021-07-05 09:55:17,597 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-05 09:55:17,597 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2021-07-05 09:55:17,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 99. [2021-07-05 09:55:17,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 98 states have (on average 1.4591836734693877) internal successors, (143), 98 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:55:17,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 143 transitions. [2021-07-05 09:55:17,599 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 143 transitions. Word has length 25 [2021-07-05 09:55:17,599 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:55:17,600 INFO L442 AbstractCegarLoop]: Abstraction has 99 states and 143 transitions. [2021-07-05 09:55:17,600 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 12.5) internal successors, (25), 2 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:55:17,600 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 143 transitions. [2021-07-05 09:55:17,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-07-05 09:55:17,600 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:55:17,600 INFO L525 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] [2021-07-05 09:55:17,600 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable94 [2021-07-05 09:55:17,601 INFO L374 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:55:17,601 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:55:17,601 INFO L82 PathProgramCache]: Analyzing trace with hash -163764724, now seen corresponding path program 1 times [2021-07-05 09:55:17,601 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:55:17,601 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2119614093] [2021-07-05 09:55:17,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:55:17,601 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:55:17,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:55:17,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:17,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:17,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:17,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:17,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:17,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:17,620 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 09:55:17,620 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:55:17,620 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2119614093] [2021-07-05 09:55:17,620 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2119614093] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:55:17,620 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:55:17,620 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-05 09:55:17,620 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1525145851] [2021-07-05 09:55:17,621 INFO L425 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-05 09:55:17,621 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:55:17,621 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-05 09:55:17,621 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 09:55:17,621 INFO L87 Difference]: Start difference. First operand 99 states and 143 transitions. Second operand has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:55:17,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:55:17,623 INFO L93 Difference]: Finished difference Result 99 states and 143 transitions. [2021-07-05 09:55:17,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-05 09:55:17,624 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-07-05 09:55:17,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:55:17,624 INFO L225 Difference]: With dead ends: 99 [2021-07-05 09:55:17,624 INFO L226 Difference]: Without dead ends: 0 [2021-07-05 09:55:17,625 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 09:55:17,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-07-05 09:55:17,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-07-05 09:55:17,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:55:17,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-07-05 09:55:17,625 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2021-07-05 09:55:17,625 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:55:17,625 INFO L442 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-05 09:55:17,626 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:55:17,626 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-07-05 09:55:17,626 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-07-05 09:55:17,626 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-07-05 09:55:17,626 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,627 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,627 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,627 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,628 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,628 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,628 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,629 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,629 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,629 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,630 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,630 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,630 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,631 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,631 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,631 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,633 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,633 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,633 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,634 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,634 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,634 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,635 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,635 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,636 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,636 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,637 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,637 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,637 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,638 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,638 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,638 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,639 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,640 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,640 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,641 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,641 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,641 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,642 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,642 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,642 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,643 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,643 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,644 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,680 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 948) no Hoare annotation was computed. [2021-07-05 09:55:17,680 INFO L762 garLoopResultBuilder]: For program point L630(lines 630 647) no Hoare annotation was computed. [2021-07-05 09:55:17,680 INFO L762 garLoopResultBuilder]: For program point L630-1(lines 630 647) no Hoare annotation was computed. [2021-07-05 09:55:17,680 INFO L762 garLoopResultBuilder]: For program point L630-2(lines 630 647) no Hoare annotation was computed. [2021-07-05 09:55:17,680 INFO L762 garLoopResultBuilder]: For program point L630-3(lines 630 647) no Hoare annotation was computed. [2021-07-05 09:55:17,681 INFO L762 garLoopResultBuilder]: For program point L630-4(lines 630 647) no Hoare annotation was computed. [2021-07-05 09:55:17,681 INFO L762 garLoopResultBuilder]: For program point L630-5(lines 630 647) no Hoare annotation was computed. [2021-07-05 09:55:17,681 INFO L762 garLoopResultBuilder]: For program point L895(lines 895 901) no Hoare annotation was computed. [2021-07-05 09:55:17,681 INFO L762 garLoopResultBuilder]: For program point L895-2(lines 895 901) no Hoare annotation was computed. [2021-07-05 09:55:17,681 INFO L762 garLoopResultBuilder]: For program point L895-4(lines 895 901) no Hoare annotation was computed. [2021-07-05 09:55:17,681 INFO L758 garLoopResultBuilder]: At program point L598(lines 597 616) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (let ((.cse0 (= ~pumpRunning~0 0))) (or (and (= ULTIMATE.start_main_~tmp~0 1) (<= 2 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| 1) .cse0) (and (= ULTIMATE.start_main_~tmp~0 ~waterLevel~0) (= ~waterLevel~0 1) (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0) .cse0)))) [2021-07-05 09:55:17,681 INFO L762 garLoopResultBuilder]: For program point L598-1(lines 598 604) no Hoare annotation was computed. [2021-07-05 09:55:17,681 INFO L758 garLoopResultBuilder]: At program point L598-2(lines 597 616) the Hoare annotation is: false [2021-07-05 09:55:17,681 INFO L758 garLoopResultBuilder]: At program point L598-3(lines 597 616) the Hoare annotation is: false [2021-07-05 09:55:17,682 INFO L758 garLoopResultBuilder]: At program point L764(lines 749 767) the Hoare annotation is: false [2021-07-05 09:55:17,682 INFO L758 garLoopResultBuilder]: At program point L764-1(lines 749 767) the Hoare annotation is: false [2021-07-05 09:55:17,682 INFO L758 garLoopResultBuilder]: At program point L764-2(lines 749 767) the Hoare annotation is: false [2021-07-05 09:55:17,682 INFO L758 garLoopResultBuilder]: At program point L764-3(lines 749 767) the Hoare annotation is: false [2021-07-05 09:55:17,682 INFO L758 garLoopResultBuilder]: At program point L764-4(lines 749 767) the Hoare annotation is: false [2021-07-05 09:55:17,682 INFO L758 garLoopResultBuilder]: At program point L764-5(lines 749 767) the Hoare annotation is: false [2021-07-05 09:55:17,682 INFO L762 garLoopResultBuilder]: For program point L534(lines 534 540) no Hoare annotation was computed. [2021-07-05 09:55:17,682 INFO L758 garLoopResultBuilder]: At program point L534-1(lines 534 540) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (let ((.cse0 (= ULTIMATE.start_main_~tmp~0 ~waterLevel~0)) (.cse1 (= ~waterLevel~0 1)) (.cse2 (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0)) (.cse3 (= ~pumpRunning~0 0))) (or (and (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~8 0)) .cse0 .cse1 .cse2 (not (= |ULTIMATE.start_getWaterLevel_#res| 0)) .cse3) (and (= ULTIMATE.start_main_~tmp~0 1) (<= 2 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| 1) .cse3) (and .cse0 .cse1 .cse2 .cse3 (not (= 0 ~systemActive~0)))))) [2021-07-05 09:55:17,682 INFO L758 garLoopResultBuilder]: At program point L105(lines 101 107) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 ~waterLevel~0) (= ~waterLevel~0 1) (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:17,683 INFO L758 garLoopResultBuilder]: At program point L931(lines 1 951) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:17,683 INFO L762 garLoopResultBuilder]: For program point L799(lines 799 803) no Hoare annotation was computed. [2021-07-05 09:55:17,683 INFO L758 garLoopResultBuilder]: At program point L700(lines 693 703) the Hoare annotation is: false [2021-07-05 09:55:17,683 INFO L762 garLoopResultBuilder]: For program point L799-3(lines 799 803) no Hoare annotation was computed. [2021-07-05 09:55:17,683 INFO L758 garLoopResultBuilder]: At program point L700-1(lines 693 703) the Hoare annotation is: false [2021-07-05 09:55:17,683 INFO L762 garLoopResultBuilder]: For program point L634(lines 634 642) no Hoare annotation was computed. [2021-07-05 09:55:17,683 INFO L758 garLoopResultBuilder]: At program point L700-2(lines 693 703) the Hoare annotation is: false [2021-07-05 09:55:17,683 INFO L762 garLoopResultBuilder]: For program point L634-1(lines 634 642) no Hoare annotation was computed. [2021-07-05 09:55:17,683 INFO L762 garLoopResultBuilder]: For program point L799-6(lines 799 803) no Hoare annotation was computed. [2021-07-05 09:55:17,684 INFO L762 garLoopResultBuilder]: For program point L634-2(lines 634 642) no Hoare annotation was computed. [2021-07-05 09:55:17,684 INFO L762 garLoopResultBuilder]: For program point L634-3(lines 634 642) no Hoare annotation was computed. [2021-07-05 09:55:17,684 INFO L762 garLoopResultBuilder]: For program point L634-4(lines 634 642) no Hoare annotation was computed. [2021-07-05 09:55:17,684 INFO L762 garLoopResultBuilder]: For program point L634-5(lines 634 642) no Hoare annotation was computed. [2021-07-05 09:55:17,684 INFO L758 garLoopResultBuilder]: At program point L141(lines 122 144) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-07-05 09:55:17,684 INFO L758 garLoopResultBuilder]: At program point L868(lines 863 871) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (let ((.cse0 (not (= |ULTIMATE.start_getWaterLevel_#res| 0))) (.cse1 (= ~pumpRunning~0 0))) (or (and (= ULTIMATE.start_main_~tmp~0 1) (<= 2 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| 1) .cse0 .cse1) (and (= ULTIMATE.start_main_~tmp~0 ~waterLevel~0) (= ~waterLevel~0 1) (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0) .cse0 .cse1)))) [2021-07-05 09:55:17,684 INFO L758 garLoopResultBuilder]: At program point L868-1(lines 863 871) the Hoare annotation is: false [2021-07-05 09:55:17,684 INFO L758 garLoopResultBuilder]: At program point L868-2(lines 863 871) the Hoare annotation is: false [2021-07-05 09:55:17,684 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 948) no Hoare annotation was computed. [2021-07-05 09:55:17,684 INFO L758 garLoopResultBuilder]: At program point L836(lines 831 839) the Hoare annotation is: false [2021-07-05 09:55:17,684 INFO L758 garLoopResultBuilder]: At program point L836-1(lines 831 839) the Hoare annotation is: false [2021-07-05 09:55:17,685 INFO L758 garLoopResultBuilder]: At program point L836-2(lines 831 839) the Hoare annotation is: false [2021-07-05 09:55:17,685 INFO L758 garLoopResultBuilder]: At program point L605(lines 605 611) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (let ((.cse0 (= ~pumpRunning~0 0))) (or (and (= ULTIMATE.start_main_~tmp~0 1) (<= 2 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| 1) .cse0) (and (= ULTIMATE.start_main_~tmp~0 ~waterLevel~0) (= ~waterLevel~0 1) (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0) .cse0)))) [2021-07-05 09:55:17,685 INFO L758 garLoopResultBuilder]: At program point L605-1(lines 605 611) the Hoare annotation is: false [2021-07-05 09:55:17,685 INFO L758 garLoopResultBuilder]: At program point L605-2(lines 605 611) the Hoare annotation is: false [2021-07-05 09:55:17,685 INFO L762 garLoopResultBuilder]: For program point L772(lines 772 778) no Hoare annotation was computed. [2021-07-05 09:55:17,685 INFO L758 garLoopResultBuilder]: At program point L772-1(lines 772 778) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (let ((.cse0 (= ~pumpRunning~0 0))) (or (and (= ULTIMATE.start_main_~tmp~0 1) (<= 2 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| 1) .cse0) (and (= ULTIMATE.start_main_~tmp~0 ~waterLevel~0) (= ~waterLevel~0 1) (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0) .cse0)))) [2021-07-05 09:55:17,685 INFO L758 garLoopResultBuilder]: At program point L574(lines 523 575) the Hoare annotation is: false [2021-07-05 09:55:17,685 INFO L758 garLoopResultBuilder]: At program point L939(lines 934 942) the Hoare annotation is: (and (= ~waterLevel~0 1) (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:17,685 INFO L758 garLoopResultBuilder]: At program point L709(lines 704 712) the Hoare annotation is: false [2021-07-05 09:55:17,686 INFO L758 garLoopResultBuilder]: At program point L709-1(lines 704 712) the Hoare annotation is: false [2021-07-05 09:55:17,686 INFO L758 garLoopResultBuilder]: At program point L709-2(lines 704 712) the Hoare annotation is: false [2021-07-05 09:55:17,686 INFO L762 garLoopResultBuilder]: For program point L544(lines 544 550) no Hoare annotation was computed. [2021-07-05 09:55:17,686 INFO L758 garLoopResultBuilder]: At program point L544-1(lines 544 550) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (let ((.cse0 (= ULTIMATE.start_main_~tmp~0 ~waterLevel~0)) (.cse1 (= ~waterLevel~0 1)) (.cse2 (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0)) (.cse3 (= ~pumpRunning~0 0))) (or (and (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~8 0)) .cse0 .cse1 .cse2 (not (= |ULTIMATE.start_getWaterLevel_#res| 0)) .cse3) (and (= ULTIMATE.start_main_~tmp~0 1) (<= 2 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| 1) .cse3) (and .cse0 .cse1 .cse2 .cse3 (not (= 0 ~systemActive~0)))))) [2021-07-05 09:55:17,686 INFO L758 garLoopResultBuilder]: At program point L877(lines 872 880) the Hoare annotation is: false [2021-07-05 09:55:17,686 INFO L758 garLoopResultBuilder]: At program point L877-1(lines 872 880) the Hoare annotation is: false [2021-07-05 09:55:17,686 INFO L762 garLoopResultBuilder]: For program point L811(lines 811 815) no Hoare annotation was computed. [2021-07-05 09:55:17,686 INFO L758 garLoopResultBuilder]: At program point L877-2(lines 872 880) the Hoare annotation is: false [2021-07-05 09:55:17,686 INFO L758 garLoopResultBuilder]: At program point L877-3(lines 872 880) the Hoare annotation is: false [2021-07-05 09:55:17,687 INFO L758 garLoopResultBuilder]: At program point L877-4(lines 872 880) the Hoare annotation is: false [2021-07-05 09:55:17,687 INFO L758 garLoopResultBuilder]: At program point L877-5(lines 872 880) the Hoare annotation is: false [2021-07-05 09:55:17,687 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-07-05 09:55:17,687 INFO L758 garLoopResultBuilder]: At program point L54-2(lines 54 68) the Hoare annotation is: false [2021-07-05 09:55:17,687 INFO L762 garLoopResultBuilder]: For program point L55(line 55) no Hoare annotation was computed. [2021-07-05 09:55:17,687 INFO L762 garLoopResultBuilder]: For program point L948(line 948) no Hoare annotation was computed. [2021-07-05 09:55:17,687 INFO L762 garLoopResultBuilder]: For program point L948-1(line 948) no Hoare annotation was computed. [2021-07-05 09:55:17,687 INFO L762 garLoopResultBuilder]: For program point L948-2(line 948) no Hoare annotation was computed. [2021-07-05 09:55:17,687 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-07-05 09:55:17,688 INFO L762 garLoopResultBuilder]: For program point L58(lines 58 62) no Hoare annotation was computed. [2021-07-05 09:55:17,688 INFO L762 garLoopResultBuilder]: For program point L58-1(lines 598 604) no Hoare annotation was computed. [2021-07-05 09:55:17,688 INFO L762 garLoopResultBuilder]: For program point L554(lines 554 569) no Hoare annotation was computed. [2021-07-05 09:55:17,688 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-07-05 09:55:17,688 INFO L762 garLoopResultBuilder]: For program point L656(lines 656 673) no Hoare annotation was computed. [2021-07-05 09:55:17,688 INFO L762 garLoopResultBuilder]: For program point L656-1(lines 656 673) no Hoare annotation was computed. [2021-07-05 09:55:17,688 INFO L762 garLoopResultBuilder]: For program point L656-2(lines 656 673) no Hoare annotation was computed. [2021-07-05 09:55:17,688 INFO L762 garLoopResultBuilder]: For program point L525(lines 524 573) no Hoare annotation was computed. [2021-07-05 09:55:17,688 INFO L762 garLoopResultBuilder]: For program point L823(lines 823 827) no Hoare annotation was computed. [2021-07-05 09:55:17,688 INFO L762 garLoopResultBuilder]: For program point L526(lines 526 530) no Hoare annotation was computed. [2021-07-05 09:55:17,689 INFO L762 garLoopResultBuilder]: For program point L758(lines 758 762) no Hoare annotation was computed. [2021-07-05 09:55:17,689 INFO L762 garLoopResultBuilder]: For program point L758-2(lines 758 762) no Hoare annotation was computed. [2021-07-05 09:55:17,689 INFO L762 garLoopResultBuilder]: For program point L758-3(lines 758 762) no Hoare annotation was computed. [2021-07-05 09:55:17,689 INFO L762 garLoopResultBuilder]: For program point L758-5(lines 758 762) no Hoare annotation was computed. [2021-07-05 09:55:17,689 INFO L762 garLoopResultBuilder]: For program point L758-6(lines 758 762) no Hoare annotation was computed. [2021-07-05 09:55:17,689 INFO L762 garLoopResultBuilder]: For program point L758-8(lines 758 762) no Hoare annotation was computed. [2021-07-05 09:55:17,689 INFO L762 garLoopResultBuilder]: For program point L758-9(lines 758 762) no Hoare annotation was computed. [2021-07-05 09:55:17,689 INFO L762 garLoopResultBuilder]: For program point L758-11(lines 758 762) no Hoare annotation was computed. [2021-07-05 09:55:17,689 INFO L762 garLoopResultBuilder]: For program point L758-12(lines 758 762) no Hoare annotation was computed. [2021-07-05 09:55:17,689 INFO L762 garLoopResultBuilder]: For program point L758-14(lines 758 762) no Hoare annotation was computed. [2021-07-05 09:55:17,690 INFO L762 garLoopResultBuilder]: For program point L758-15(lines 758 762) no Hoare annotation was computed. [2021-07-05 09:55:17,690 INFO L762 garLoopResultBuilder]: For program point L758-17(lines 758 762) no Hoare annotation was computed. [2021-07-05 09:55:17,690 INFO L762 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-07-05 09:55:17,690 INFO L762 garLoopResultBuilder]: For program point L891(lines 891 904) no Hoare annotation was computed. [2021-07-05 09:55:17,690 INFO L758 garLoopResultBuilder]: At program point L891-1(lines 1 951) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (let ((.cse1 (= ULTIMATE.start_main_~tmp~0 ~waterLevel~0)) (.cse2 (= ~waterLevel~0 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0)) (.cse0 (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~8 0))) (.cse4 (not (= |ULTIMATE.start_getWaterLevel_#res| 0))) (.cse5 (= ~pumpRunning~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse1 .cse2 .cse3 .cse5 (not (= 0 ~systemActive~0))) (and .cse0 (= ULTIMATE.start_main_~tmp~0 1) (<= 2 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| 1) .cse4 .cse5)))) [2021-07-05 09:55:17,690 INFO L762 garLoopResultBuilder]: For program point L891-2(lines 891 904) no Hoare annotation was computed. [2021-07-05 09:55:17,690 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 948) no Hoare annotation was computed. [2021-07-05 09:55:17,690 INFO L758 garLoopResultBuilder]: At program point L891-3(lines 1 951) the Hoare annotation is: false [2021-07-05 09:55:17,690 INFO L762 garLoopResultBuilder]: For program point L891-4(lines 891 904) no Hoare annotation was computed. [2021-07-05 09:55:17,691 INFO L758 garLoopResultBuilder]: At program point L891-5(lines 1 951) the Hoare annotation is: false [2021-07-05 09:55:17,691 INFO L762 garLoopResultBuilder]: For program point L660(lines 660 668) no Hoare annotation was computed. [2021-07-05 09:55:17,691 INFO L762 garLoopResultBuilder]: For program point L660-1(lines 660 668) no Hoare annotation was computed. [2021-07-05 09:55:17,691 INFO L762 garLoopResultBuilder]: For program point L660-2(lines 660 668) no Hoare annotation was computed. [2021-07-05 09:55:17,691 INFO L762 garLoopResultBuilder]: For program point L132(lines 132 139) no Hoare annotation was computed. [2021-07-05 09:55:17,696 INFO L758 garLoopResultBuilder]: At program point L132-1(lines 132 139) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-07-05 09:55:17,696 INFO L762 garLoopResultBuilder]: For program point L562(lines 562 568) no Hoare annotation was computed. [2021-07-05 09:55:17,696 INFO L758 garLoopResultBuilder]: At program point L562-1(lines 598 604) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (let ((.cse0 (= ~pumpRunning~0 0))) (or (and (= ULTIMATE.start_main_~tmp~0 1) (<= 2 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| 1) .cse0) (and (= ULTIMATE.start_main_~tmp~0 ~waterLevel~0) (= ~waterLevel~0 1) (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0) .cse0)))) [2021-07-05 09:55:17,696 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable95 [2021-07-05 09:55:17,696 WARN L182 nStatisticsGenerator]: total relevant statements: 0 [2021-07-05 09:55:17,697 INFO L303 ceAbstractionStarter]: Result for error location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION was SAFE (3/3) [2021-07-05 09:55:17,709 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.07 09:55:17 BoogieIcfgContainer [2021-07-05 09:55:17,710 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-05 09:55:17,710 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-07-05 09:55:17,710 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-07-05 09:55:17,710 INFO L275 PluginConnector]: Witness Printer initialized [2021-07-05 09:55:17,711 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.07 09:55:15" (3/4) ... [2021-07-05 09:55:17,712 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-07-05 09:55:17,723 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-07-05 09:55:17,724 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-07-05 09:55:17,724 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-07-05 09:55:17,725 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-07-05 09:55:17,725 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-07-05 09:55:17,726 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-07-05 09:55:17,727 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-07-05 09:55:17,741 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((waterLevel == 1 && \result == waterLevel) && pumpRunning == 0) && !(0 == systemActive) [2021-07-05 09:55:17,741 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == waterLevel && waterLevel == 1) && \result == waterLevel) && pumpRunning == 0) && !(0 == systemActive) [2021-07-05 09:55:17,741 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: tmp == 1 && \result == 1 [2021-07-05 09:55:17,742 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: tmp == 1 && \result == 1 [2021-07-05 09:55:17,742 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: splverifierCounter == 0 && (((((((!(tmp == 0) && tmp == waterLevel) && waterLevel == 1) && \result == waterLevel) && !(\result == 0)) && pumpRunning == 0) || ((((tmp == waterLevel && waterLevel == 1) && \result == waterLevel) && pumpRunning == 0) && !(0 == systemActive))) || (((((!(tmp == 0) && tmp == 1) && 2 <= waterLevel) && \result == 1) && !(\result == 0)) && pumpRunning == 0)) [2021-07-05 09:55:17,742 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: splverifierCounter == 0 && (((((((!(tmp == 0) && tmp == waterLevel) && waterLevel == 1) && \result == waterLevel) && !(\result == 0)) && pumpRunning == 0) || (((tmp == 1 && 2 <= waterLevel) && \result == 1) && pumpRunning == 0)) || ((((tmp == waterLevel && waterLevel == 1) && \result == waterLevel) && pumpRunning == 0) && !(0 == systemActive))) [2021-07-05 09:55:17,742 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: splverifierCounter == 0 && (((((((!(tmp == 0) && tmp == waterLevel) && waterLevel == 1) && \result == waterLevel) && !(\result == 0)) && pumpRunning == 0) || (((tmp == 1 && 2 <= waterLevel) && \result == 1) && pumpRunning == 0)) || ((((tmp == waterLevel && waterLevel == 1) && \result == waterLevel) && pumpRunning == 0) && !(0 == systemActive))) [2021-07-05 09:55:17,743 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: splverifierCounter == 0 && ((((tmp == 1 && 2 <= waterLevel) && \result == 1) && pumpRunning == 0) || (((tmp == waterLevel && waterLevel == 1) && \result == waterLevel) && pumpRunning == 0)) [2021-07-05 09:55:17,743 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: splverifierCounter == 0 && ((((tmp == 1 && 2 <= waterLevel) && \result == 1) && pumpRunning == 0) || (((tmp == waterLevel && waterLevel == 1) && \result == waterLevel) && pumpRunning == 0)) [2021-07-05 09:55:17,743 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: splverifierCounter == 0 && ((((tmp == 1 && 2 <= waterLevel) && \result == 1) && pumpRunning == 0) || (((tmp == waterLevel && waterLevel == 1) && \result == waterLevel) && pumpRunning == 0)) [2021-07-05 09:55:17,743 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: splverifierCounter == 0 && ((((tmp == 1 && 2 <= waterLevel) && \result == 1) && pumpRunning == 0) || (((tmp == waterLevel && waterLevel == 1) && \result == waterLevel) && pumpRunning == 0)) [2021-07-05 09:55:17,744 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: splverifierCounter == 0 && (((((tmp == 1 && 2 <= waterLevel) && \result == 1) && !(\result == 0)) && pumpRunning == 0) || ((((tmp == waterLevel && waterLevel == 1) && \result == waterLevel) && !(\result == 0)) && pumpRunning == 0)) [2021-07-05 09:55:17,767 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-07-05 09:55:17,767 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-07-05 09:55:17,767 INFO L168 Benchmark]: Toolchain (without parser) took 3707.53 ms. Allocated memory was 60.8 MB in the beginning and 123.7 MB in the end (delta: 62.9 MB). Free memory was 38.3 MB in the beginning and 91.7 MB in the end (delta: -53.3 MB). Peak memory consumption was 10.6 MB. Max. memory is 16.1 GB. [2021-07-05 09:55:17,768 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 60.8 MB. Free memory is still 41.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-07-05 09:55:17,768 INFO L168 Benchmark]: CACSL2BoogieTranslator took 323.20 ms. Allocated memory was 60.8 MB in the beginning and 81.8 MB in the end (delta: 21.0 MB). Free memory was 38.1 MB in the beginning and 55.5 MB in the end (delta: -17.4 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-07-05 09:55:17,768 INFO L168 Benchmark]: Boogie Procedure Inliner took 46.11 ms. Allocated memory is still 81.8 MB. Free memory was 55.5 MB in the beginning and 51.7 MB in the end (delta: 3.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-07-05 09:55:17,768 INFO L168 Benchmark]: Boogie Preprocessor took 26.29 ms. Allocated memory is still 81.8 MB. Free memory was 51.7 MB in the beginning and 49.3 MB in the end (delta: 2.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-07-05 09:55:17,768 INFO L168 Benchmark]: RCFGBuilder took 663.82 ms. Allocated memory is still 81.8 MB. Free memory was 49.3 MB in the beginning and 57.1 MB in the end (delta: -7.9 MB). Peak memory consumption was 16.1 MB. Max. memory is 16.1 GB. [2021-07-05 09:55:17,768 INFO L168 Benchmark]: TraceAbstraction took 2584.38 ms. Allocated memory was 81.8 MB in the beginning and 123.7 MB in the end (delta: 41.9 MB). Free memory was 56.7 MB in the beginning and 101.1 MB in the end (delta: -44.5 MB). Peak memory consumption was 66.5 MB. Max. memory is 16.1 GB. [2021-07-05 09:55:17,768 INFO L168 Benchmark]: Witness Printer took 57.00 ms. Allocated memory is still 123.7 MB. Free memory was 101.1 MB in the beginning and 91.7 MB in the end (delta: 9.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-07-05 09:55:17,769 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 60.8 MB. Free memory is still 41.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 323.20 ms. Allocated memory was 60.8 MB in the beginning and 81.8 MB in the end (delta: 21.0 MB). Free memory was 38.1 MB in the beginning and 55.5 MB in the end (delta: -17.4 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 46.11 ms. Allocated memory is still 81.8 MB. Free memory was 55.5 MB in the beginning and 51.7 MB in the end (delta: 3.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 26.29 ms. Allocated memory is still 81.8 MB. Free memory was 51.7 MB in the beginning and 49.3 MB in the end (delta: 2.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 663.82 ms. Allocated memory is still 81.8 MB. Free memory was 49.3 MB in the beginning and 57.1 MB in the end (delta: -7.9 MB). Peak memory consumption was 16.1 MB. Max. memory is 16.1 GB. * TraceAbstraction took 2584.38 ms. Allocated memory was 81.8 MB in the beginning and 123.7 MB in the end (delta: 41.9 MB). Free memory was 56.7 MB in the beginning and 101.1 MB in the end (delta: -44.5 MB). Peak memory consumption was 66.5 MB. Max. memory is 16.1 GB. * Witness Printer took 57.00 ms. Allocated memory is still 123.7 MB. Free memory was 101.1 MB in the beginning and 91.7 MB in the end (delta: 9.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 948]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 948]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 948]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION CFG has 1 procedures, 107 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 2265.9ms, OverallIterations: 4, TraceHistogramMax: 2, EmptinessCheckTime: 16.6ms, AutomataDifference: 520.8ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 636.7ms, InitialAbstractionConstructionTime: 7.2ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 330 SDtfs, 1118 SDslu, 674 SDs, 0 SdLazy, 126 SolverSat, 26 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 256.1ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 71 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 130.0ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=166occurred in iteration=2, InterpolantAutomatonStates: 26, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 71.2ms AutomataMinimizationTime, 4 MinimizatonAttempts, 205 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 44 LocationsWithAnnotation, 44 PreInvPairs, 114 NumberOfFragments, 586 HoareAnnotationTreeSize, 44 FomulaSimplifications, 1203 FormulaSimplificationTreeSizeReduction, 96.8ms HoareSimplificationTime, 44 FomulaSimplificationsInter, 166 FormulaSimplificationTreeSizeReductionInter, 524.0ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 37.1ms SsaConstructionTime, 191.4ms SatisfiabilityAnalysisTime, 399.0ms InterpolantComputationTime, 153 NumberOfCodeBlocks, 153 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 148 ConstructedInterpolants, 0 QuantifiedInterpolants, 346 SizeOfPredicates, 0 NumberOfNonLiveVariables, 382 ConjunctsInSsa, 3 ConjunctsInUnsatCore, 5 InterpolantComputations, 4 PerfectInterpolantSequences, 27/32 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION CFG has 1 procedures, 107 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 136.8ms, OverallIterations: 2, TraceHistogramMax: 1, EmptinessCheckTime: 0.9ms, AutomataDifference: 14.9ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 58.6ms, InitialAbstractionConstructionTime: 1.2ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 213 SDtfs, 55 SDslu, 5 SDs, 0 SdLazy, 1 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.7ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=107occurred in iteration=0, InterpolantAutomatonStates: 5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 2.4ms AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 44 LocationsWithAnnotation, 44 PreInvPairs, 74 NumberOfFragments, 74 HoareAnnotationTreeSize, 44 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 17.9ms HoareSimplificationTime, 44 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 38.4ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 2.9ms SsaConstructionTime, 17.1ms SatisfiabilityAnalysisTime, 17.5ms InterpolantComputationTime, 33 NumberOfCodeBlocks, 33 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 31 ConstructedInterpolants, 0 QuantifiedInterpolants, 35 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION CFG has 1 procedures, 107 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 121.5ms, OverallIterations: 2, TraceHistogramMax: 1, EmptinessCheckTime: 1.2ms, AutomataDifference: 7.3ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 53.8ms, InitialAbstractionConstructionTime: 0.9ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 213 SDtfs, 55 SDslu, 5 SDs, 0 SdLazy, 1 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=107occurred in iteration=0, InterpolantAutomatonStates: 5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 2.4ms AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 44 LocationsWithAnnotation, 44 PreInvPairs, 61 NumberOfFragments, 74 HoareAnnotationTreeSize, 44 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 17.5ms HoareSimplificationTime, 44 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 34.2ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 2.7ms SsaConstructionTime, 8.4ms SatisfiabilityAnalysisTime, 18.7ms InterpolantComputationTime, 51 NumberOfCodeBlocks, 51 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 49 ConstructedInterpolants, 0 QuantifiedInterpolants, 53 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 704]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 863]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && (((((tmp == 1 && 2 <= waterLevel) && \result == 1) && !(\result == 0)) && pumpRunning == 0) || ((((tmp == waterLevel && waterLevel == 1) && \result == waterLevel) && !(\result == 0)) && pumpRunning == 0)) - InvariantResult [Line: 749]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 863]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 704]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 749]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 872]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 863]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 749]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 872]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 934]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && \result == waterLevel) && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 872]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 872]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 544]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && (((((((!(tmp == 0) && tmp == waterLevel) && waterLevel == 1) && \result == waterLevel) && !(\result == 0)) && pumpRunning == 0) || (((tmp == 1 && 2 <= waterLevel) && \result == 1) && pumpRunning == 0)) || ((((tmp == waterLevel && waterLevel == 1) && \result == waterLevel) && pumpRunning == 0) && !(0 == systemActive))) - InvariantResult [Line: 597]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 523]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 597]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && ((((tmp == 1 && 2 <= waterLevel) && \result == 1) && pumpRunning == 0) || (((tmp == waterLevel && waterLevel == 1) && \result == waterLevel) && pumpRunning == 0)) - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 693]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 749]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 693]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 749]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 704]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 749]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 693]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 831]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (waterLevel == 1 && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 831]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 772]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && ((((tmp == 1 && 2 <= waterLevel) && \result == 1) && pumpRunning == 0) || (((tmp == waterLevel && waterLevel == 1) && \result == waterLevel) && pumpRunning == 0)) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 831]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 597]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && ((((tmp == 1 && 2 <= waterLevel) && \result == 1) && pumpRunning == 0) || (((tmp == waterLevel && waterLevel == 1) && \result == waterLevel) && pumpRunning == 0)) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 534]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && (((((((!(tmp == 0) && tmp == waterLevel) && waterLevel == 1) && \result == waterLevel) && !(\result == 0)) && pumpRunning == 0) || (((tmp == 1 && 2 <= waterLevel) && \result == 1) && pumpRunning == 0)) || ((((tmp == waterLevel && waterLevel == 1) && \result == waterLevel) && pumpRunning == 0) && !(0 == systemActive))) - InvariantResult [Line: 101]: Loop Invariant Derived loop invariant: (((tmp == waterLevel && waterLevel == 1) && \result == waterLevel) && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 872]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 872]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 598]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && ((((tmp == 1 && 2 <= waterLevel) && \result == 1) && pumpRunning == 0) || (((tmp == waterLevel && waterLevel == 1) && \result == waterLevel) && pumpRunning == 0)) - InvariantResult [Line: 122]: Loop Invariant Derived loop invariant: tmp == 1 && \result == 1 - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: tmp == 1 && \result == 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && (((((((!(tmp == 0) && tmp == waterLevel) && waterLevel == 1) && \result == waterLevel) && !(\result == 0)) && pumpRunning == 0) || ((((tmp == waterLevel && waterLevel == 1) && \result == waterLevel) && pumpRunning == 0) && !(0 == systemActive))) || (((((!(tmp == 0) && tmp == 1) && 2 <= waterLevel) && \result == 1) && !(\result == 0)) && pumpRunning == 0)) RESULT: Ultimate proved your program to be correct! [2021-07-05 09:55:17,803 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...