./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec5_product59.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9a8b2e8d 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_1.3.100.v20150511-1540.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_spec5_product59.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 c9413dd793f1d68cdbd482b32ad92680b7805316 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-9a8b2e8 [2020-10-20 01:45:19,118 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 01:45:19,121 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 01:45:19,145 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 01:45:19,146 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 01:45:19,147 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 01:45:19,148 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 01:45:19,150 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 01:45:19,152 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 01:45:19,153 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 01:45:19,155 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 01:45:19,156 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 01:45:19,157 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 01:45:19,158 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 01:45:19,159 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 01:45:19,160 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 01:45:19,161 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 01:45:19,161 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 01:45:19,163 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 01:45:19,167 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 01:45:19,169 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 01:45:19,171 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 01:45:19,174 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 01:45:19,176 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 01:45:19,178 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 01:45:19,179 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 01:45:19,179 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 01:45:19,187 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 01:45:19,191 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 01:45:19,192 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 01:45:19,192 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 01:45:19,195 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 01:45:19,196 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 01:45:19,196 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 01:45:19,197 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 01:45:19,198 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 01:45:19,201 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 01:45:19,202 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 01:45:19,202 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 01:45:19,203 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 01:45:19,207 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 01:45:19,208 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-20 01:45:19,238 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 01:45:19,238 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 01:45:19,240 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 01:45:19,240 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 01:45:19,240 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 01:45:19,240 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 01:45:19,240 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-20 01:45:19,241 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 01:45:19,241 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-20 01:45:19,241 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 01:45:19,241 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 01:45:19,241 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 01:45:19,241 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 01:45:19,242 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-20 01:45:19,242 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 01:45:19,242 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 01:45:19,242 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 01:45:19,242 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 01:45:19,243 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 01:45:19,243 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 01:45:19,243 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 01:45:19,243 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 01:45:19,243 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 01:45:19,243 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 01:45:19,244 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 01:45:19,244 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 01:45:19,244 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-20 01:45:19,244 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 01:45:19,244 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 01:45:19,245 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /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 -> c9413dd793f1d68cdbd482b32ad92680b7805316 [2020-10-20 01:45:19,456 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 01:45:19,478 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 01:45:19,484 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 01:45:19,487 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 01:45:19,489 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 01:45:19,490 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec5_product59.cil.c [2020-10-20 01:45:19,567 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8dc82e1a2/8f677fbed478446699ce4e09c95418b7/FLAG970ba582a [2020-10-20 01:45:20,108 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 01:45:20,112 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec5_product59.cil.c [2020-10-20 01:45:20,149 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8dc82e1a2/8f677fbed478446699ce4e09c95418b7/FLAG970ba582a [2020-10-20 01:45:20,363 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8dc82e1a2/8f677fbed478446699ce4e09c95418b7 [2020-10-20 01:45:20,367 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 01:45:20,374 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 01:45:20,375 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 01:45:20,375 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 01:45:20,379 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 01:45:20,382 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 01:45:20" (1/1) ... [2020-10-20 01:45:20,385 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70ca1eed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:45:20, skipping insertion in model container [2020-10-20 01:45:20,386 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 01:45:20" (1/1) ... [2020-10-20 01:45:20,393 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 01:45:20,434 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 01:45:20,900 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 01:45:20,913 INFO L203 MainTranslator]: Completed pre-run [2020-10-20 01:45:21,008 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 01:45:21,066 INFO L208 MainTranslator]: Completed translation [2020-10-20 01:45:21,066 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:45:21 WrapperNode [2020-10-20 01:45:21,066 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 01:45:21,067 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-20 01:45:21,067 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-20 01:45:21,067 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-20 01:45:21,074 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:45:21" (1/1) ... [2020-10-20 01:45:21,094 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:45:21" (1/1) ... [2020-10-20 01:45:21,146 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-20 01:45:21,147 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-20 01:45:21,147 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-20 01:45:21,147 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-20 01:45:21,158 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:45:21" (1/1) ... [2020-10-20 01:45:21,158 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:45:21" (1/1) ... [2020-10-20 01:45:21,165 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:45:21" (1/1) ... [2020-10-20 01:45:21,166 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:45:21" (1/1) ... [2020-10-20 01:45:21,184 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:45:21" (1/1) ... [2020-10-20 01:45:21,194 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:45:21" (1/1) ... [2020-10-20 01:45:21,198 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:45:21" (1/1) ... [2020-10-20 01:45:21,205 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-20 01:45:21,206 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-20 01:45:21,206 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-20 01:45:21,206 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-20 01:45:21,210 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:45:21" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 01:45:21,315 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-20 01:45:21,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-20 01:45:21,316 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-20 01:45:21,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-20 01:45:22,344 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-20 01:45:22,344 INFO L298 CfgBuilder]: Removed 216 assume(true) statements. [2020-10-20 01:45:22,346 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 01:45:22 BoogieIcfgContainer [2020-10-20 01:45:22,347 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-20 01:45:22,348 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-20 01:45:22,349 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-20 01:45:22,352 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-20 01:45:22,353 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.10 01:45:20" (1/3) ... [2020-10-20 01:45:22,354 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f665d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 01:45:22, skipping insertion in model container [2020-10-20 01:45:22,354 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:45:21" (2/3) ... [2020-10-20 01:45:22,355 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f665d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 01:45:22, skipping insertion in model container [2020-10-20 01:45:22,355 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 01:45:22" (3/3) ... [2020-10-20 01:45:22,357 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product59.cil.c [2020-10-20 01:45:22,370 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-20 01:45:22,378 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-10-20 01:45:22,394 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-10-20 01:45:22,422 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-20 01:45:22,422 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-20 01:45:22,422 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-20 01:45:22,423 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-20 01:45:22,423 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-20 01:45:22,423 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-20 01:45:22,423 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-20 01:45:22,424 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-20 01:45:22,444 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states. [2020-10-20 01:45:22,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-10-20 01:45:22,453 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:45:22,454 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 01:45:22,454 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:45:22,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:45:22,461 INFO L82 PathProgramCache]: Analyzing trace with hash -613386591, now seen corresponding path program 1 times [2020-10-20 01:45:22,471 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:45:22,471 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1517816166] [2020-10-20 01:45:22,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:45:22,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:45:22,739 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:45:22,740 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1517816166] [2020-10-20 01:45:22,741 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:45:22,742 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-20 01:45:22,743 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1427900179] [2020-10-20 01:45:22,747 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-10-20 01:45:22,748 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:45:22,759 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-10-20 01:45:22,759 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-20 01:45:22,761 INFO L87 Difference]: Start difference. First operand 149 states. Second operand 2 states. [2020-10-20 01:45:22,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:45:22,801 INFO L93 Difference]: Finished difference Result 288 states and 427 transitions. [2020-10-20 01:45:22,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-10-20 01:45:22,803 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2020-10-20 01:45:22,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:45:22,815 INFO L225 Difference]: With dead ends: 288 [2020-10-20 01:45:22,815 INFO L226 Difference]: Without dead ends: 142 [2020-10-20 01:45:22,819 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-20 01:45:22,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2020-10-20 01:45:22,862 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 142. [2020-10-20 01:45:22,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 142 states. [2020-10-20 01:45:22,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 204 transitions. [2020-10-20 01:45:22,867 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 204 transitions. Word has length 19 [2020-10-20 01:45:22,867 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:45:22,867 INFO L481 AbstractCegarLoop]: Abstraction has 142 states and 204 transitions. [2020-10-20 01:45:22,868 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-10-20 01:45:22,868 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 204 transitions. [2020-10-20 01:45:22,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-10-20 01:45:22,869 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:45:22,869 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 01:45:22,870 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-20 01:45:22,870 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:45:22,870 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:45:22,870 INFO L82 PathProgramCache]: Analyzing trace with hash 1192632962, now seen corresponding path program 1 times [2020-10-20 01:45:22,871 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:45:22,871 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2137349567] [2020-10-20 01:45:22,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:45:22,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:45:23,036 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:45:23,036 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2137349567] [2020-10-20 01:45:23,036 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:45:23,036 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-20 01:45:23,037 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1564134903] [2020-10-20 01:45:23,038 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 01:45:23,039 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:45:23,039 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 01:45:23,039 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 01:45:23,040 INFO L87 Difference]: Start difference. First operand 142 states and 204 transitions. Second operand 3 states. [2020-10-20 01:45:23,055 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:45:23,055 INFO L93 Difference]: Finished difference Result 142 states and 204 transitions. [2020-10-20 01:45:23,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 01:45:23,056 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2020-10-20 01:45:23,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:45:23,057 INFO L225 Difference]: With dead ends: 142 [2020-10-20 01:45:23,057 INFO L226 Difference]: Without dead ends: 59 [2020-10-20 01:45:23,058 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 01:45:23,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2020-10-20 01:45:23,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 59. [2020-10-20 01:45:23,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 59 states. [2020-10-20 01:45:23,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 84 transitions. [2020-10-20 01:45:23,066 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 84 transitions. Word has length 20 [2020-10-20 01:45:23,066 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:45:23,067 INFO L481 AbstractCegarLoop]: Abstraction has 59 states and 84 transitions. [2020-10-20 01:45:23,067 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 01:45:23,067 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 84 transitions. [2020-10-20 01:45:23,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-10-20 01:45:23,068 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:45:23,068 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 01:45:23,068 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-20 01:45:23,069 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:45:23,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:45:23,069 INFO L82 PathProgramCache]: Analyzing trace with hash 161597825, now seen corresponding path program 1 times [2020-10-20 01:45:23,069 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:45:23,070 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1860495462] [2020-10-20 01:45:23,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:45:23,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:45:23,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:45:23,185 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1860495462] [2020-10-20 01:45:23,185 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:45:23,186 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-20 01:45:23,186 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1855516180] [2020-10-20 01:45:23,186 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-20 01:45:23,187 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:45:23,187 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-20 01:45:23,187 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-20 01:45:23,187 INFO L87 Difference]: Start difference. First operand 59 states and 84 transitions. Second operand 6 states. [2020-10-20 01:45:23,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:45:23,430 INFO L93 Difference]: Finished difference Result 189 states and 276 transitions. [2020-10-20 01:45:23,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-20 01:45:23,431 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 26 [2020-10-20 01:45:23,431 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:45:23,433 INFO L225 Difference]: With dead ends: 189 [2020-10-20 01:45:23,433 INFO L226 Difference]: Without dead ends: 137 [2020-10-20 01:45:23,434 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-10-20 01:45:23,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2020-10-20 01:45:23,447 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 81. [2020-10-20 01:45:23,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81 states. [2020-10-20 01:45:23,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 117 transitions. [2020-10-20 01:45:23,449 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 117 transitions. Word has length 26 [2020-10-20 01:45:23,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:45:23,450 INFO L481 AbstractCegarLoop]: Abstraction has 81 states and 117 transitions. [2020-10-20 01:45:23,450 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-20 01:45:23,450 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 117 transitions. [2020-10-20 01:45:23,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-10-20 01:45:23,452 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:45:23,452 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 01:45:23,452 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-20 01:45:23,453 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:45:23,453 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:45:23,453 INFO L82 PathProgramCache]: Analyzing trace with hash 1792264266, now seen corresponding path program 1 times [2020-10-20 01:45:23,453 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:45:23,454 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [279193494] [2020-10-20 01:45:23,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:45:23,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:45:23,521 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:45:23,522 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [279193494] [2020-10-20 01:45:23,522 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:45:23,522 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-20 01:45:23,523 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [592474346] [2020-10-20 01:45:23,523 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 01:45:23,523 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:45:23,524 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 01:45:23,524 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 01:45:23,525 INFO L87 Difference]: Start difference. First operand 81 states and 117 transitions. Second operand 3 states. [2020-10-20 01:45:23,567 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:45:23,567 INFO L93 Difference]: Finished difference Result 179 states and 261 transitions. [2020-10-20 01:45:23,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 01:45:23,568 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 28 [2020-10-20 01:45:23,568 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:45:23,570 INFO L225 Difference]: With dead ends: 179 [2020-10-20 01:45:23,570 INFO L226 Difference]: Without dead ends: 105 [2020-10-20 01:45:23,593 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 01:45:23,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2020-10-20 01:45:23,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 103. [2020-10-20 01:45:23,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2020-10-20 01:45:23,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 145 transitions. [2020-10-20 01:45:23,620 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 145 transitions. Word has length 28 [2020-10-20 01:45:23,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:45:23,621 INFO L481 AbstractCegarLoop]: Abstraction has 103 states and 145 transitions. [2020-10-20 01:45:23,622 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 01:45:23,622 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 145 transitions. [2020-10-20 01:45:23,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-10-20 01:45:23,625 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:45:23,625 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 01:45:23,625 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-20 01:45:23,626 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:45:23,626 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:45:23,626 INFO L82 PathProgramCache]: Analyzing trace with hash -106881590, now seen corresponding path program 1 times [2020-10-20 01:45:23,626 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:45:23,627 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [338543160] [2020-10-20 01:45:23,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:45:23,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:45:23,736 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:45:23,736 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [338543160] [2020-10-20 01:45:23,736 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:45:23,736 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-20 01:45:23,737 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [618551239] [2020-10-20 01:45:23,737 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-20 01:45:23,737 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:45:23,738 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-20 01:45:23,738 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-20 01:45:23,738 INFO L87 Difference]: Start difference. First operand 103 states and 145 transitions. Second operand 5 states. [2020-10-20 01:45:23,899 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:45:23,899 INFO L93 Difference]: Finished difference Result 338 states and 477 transitions. [2020-10-20 01:45:23,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-20 01:45:23,900 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 29 [2020-10-20 01:45:23,900 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:45:23,902 INFO L225 Difference]: With dead ends: 338 [2020-10-20 01:45:23,902 INFO L226 Difference]: Without dead ends: 242 [2020-10-20 01:45:23,903 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-10-20 01:45:23,904 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 242 states. [2020-10-20 01:45:23,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 242 to 101. [2020-10-20 01:45:23,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 101 states. [2020-10-20 01:45:23,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 139 transitions. [2020-10-20 01:45:23,917 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 139 transitions. Word has length 29 [2020-10-20 01:45:23,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:45:23,917 INFO L481 AbstractCegarLoop]: Abstraction has 101 states and 139 transitions. [2020-10-20 01:45:23,917 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-20 01:45:23,918 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 139 transitions. [2020-10-20 01:45:23,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-10-20 01:45:23,919 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:45:23,919 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 01:45:23,919 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-20 01:45:23,920 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:45:23,920 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:45:23,920 INFO L82 PathProgramCache]: Analyzing trace with hash -679787626, now seen corresponding path program 1 times [2020-10-20 01:45:23,921 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:45:23,921 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1951111913] [2020-10-20 01:45:23,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:45:23,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:45:24,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:45:24,008 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1951111913] [2020-10-20 01:45:24,008 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:45:24,008 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-20 01:45:24,009 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [146233986] [2020-10-20 01:45:24,009 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-20 01:45:24,009 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:45:24,009 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-20 01:45:24,010 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-20 01:45:24,012 INFO L87 Difference]: Start difference. First operand 101 states and 139 transitions. Second operand 5 states. [2020-10-20 01:45:24,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:45:24,097 INFO L93 Difference]: Finished difference Result 288 states and 396 transitions. [2020-10-20 01:45:24,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-20 01:45:24,098 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 37 [2020-10-20 01:45:24,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:45:24,099 INFO L225 Difference]: With dead ends: 288 [2020-10-20 01:45:24,100 INFO L226 Difference]: Without dead ends: 194 [2020-10-20 01:45:24,101 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-10-20 01:45:24,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2020-10-20 01:45:24,112 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 107. [2020-10-20 01:45:24,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 107 states. [2020-10-20 01:45:24,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 145 transitions. [2020-10-20 01:45:24,113 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 145 transitions. Word has length 37 [2020-10-20 01:45:24,114 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:45:24,114 INFO L481 AbstractCegarLoop]: Abstraction has 107 states and 145 transitions. [2020-10-20 01:45:24,114 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-20 01:45:24,114 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 145 transitions. [2020-10-20 01:45:24,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-10-20 01:45:24,115 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:45:24,116 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 01:45:24,116 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-20 01:45:24,116 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:45:24,117 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:45:24,117 INFO L82 PathProgramCache]: Analyzing trace with hash -1690904876, now seen corresponding path program 1 times [2020-10-20 01:45:24,117 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:45:24,118 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [699540197] [2020-10-20 01:45:24,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:45:24,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:45:24,181 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:45:24,181 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [699540197] [2020-10-20 01:45:24,182 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:45:24,182 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-20 01:45:24,182 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1099696159] [2020-10-20 01:45:24,182 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-20 01:45:24,183 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:45:24,183 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-20 01:45:24,184 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-10-20 01:45:24,184 INFO L87 Difference]: Start difference. First operand 107 states and 145 transitions. Second operand 6 states. [2020-10-20 01:45:24,320 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:45:24,320 INFO L93 Difference]: Finished difference Result 305 states and 413 transitions. [2020-10-20 01:45:24,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-20 01:45:24,321 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 37 [2020-10-20 01:45:24,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:45:24,323 INFO L225 Difference]: With dead ends: 305 [2020-10-20 01:45:24,323 INFO L226 Difference]: Without dead ends: 205 [2020-10-20 01:45:24,324 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2020-10-20 01:45:24,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 205 states. [2020-10-20 01:45:24,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 205 to 111. [2020-10-20 01:45:24,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 111 states. [2020-10-20 01:45:24,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 149 transitions. [2020-10-20 01:45:24,339 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 149 transitions. Word has length 37 [2020-10-20 01:45:24,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:45:24,340 INFO L481 AbstractCegarLoop]: Abstraction has 111 states and 149 transitions. [2020-10-20 01:45:24,340 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-20 01:45:24,340 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 149 transitions. [2020-10-20 01:45:24,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-10-20 01:45:24,341 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:45:24,342 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 01:45:24,342 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-20 01:45:24,342 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:45:24,343 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:45:24,343 INFO L82 PathProgramCache]: Analyzing trace with hash 1582994066, now seen corresponding path program 1 times [2020-10-20 01:45:24,343 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:45:24,344 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [544519025] [2020-10-20 01:45:24,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:45:24,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:45:24,393 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:45:24,393 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [544519025] [2020-10-20 01:45:24,394 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:45:24,394 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-20 01:45:24,394 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1343820842] [2020-10-20 01:45:24,394 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 01:45:24,395 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:45:24,395 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 01:45:24,395 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 01:45:24,396 INFO L87 Difference]: Start difference. First operand 111 states and 149 transitions. Second operand 3 states. [2020-10-20 01:45:24,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:45:24,445 INFO L93 Difference]: Finished difference Result 265 states and 357 transitions. [2020-10-20 01:45:24,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 01:45:24,446 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 37 [2020-10-20 01:45:24,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:45:24,447 INFO L225 Difference]: With dead ends: 265 [2020-10-20 01:45:24,447 INFO L226 Difference]: Without dead ends: 161 [2020-10-20 01:45:24,448 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 01:45:24,448 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2020-10-20 01:45:24,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 161. [2020-10-20 01:45:24,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 161 states. [2020-10-20 01:45:24,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 212 transitions. [2020-10-20 01:45:24,466 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 212 transitions. Word has length 37 [2020-10-20 01:45:24,466 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:45:24,467 INFO L481 AbstractCegarLoop]: Abstraction has 161 states and 212 transitions. [2020-10-20 01:45:24,467 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 01:45:24,467 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 212 transitions. [2020-10-20 01:45:24,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-10-20 01:45:24,468 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:45:24,469 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 01:45:24,469 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-20 01:45:24,469 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:45:24,470 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:45:24,470 INFO L82 PathProgramCache]: Analyzing trace with hash -1176175278, now seen corresponding path program 1 times [2020-10-20 01:45:24,470 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:45:24,470 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [617687602] [2020-10-20 01:45:24,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:45:24,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:45:24,567 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:45:24,567 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [617687602] [2020-10-20 01:45:24,567 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:45:24,568 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-20 01:45:24,568 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1258306571] [2020-10-20 01:45:24,568 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-20 01:45:24,569 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:45:24,569 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-20 01:45:24,569 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-10-20 01:45:24,570 INFO L87 Difference]: Start difference. First operand 161 states and 212 transitions. Second operand 7 states. [2020-10-20 01:45:24,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:45:24,920 INFO L93 Difference]: Finished difference Result 741 states and 1004 transitions. [2020-10-20 01:45:24,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-20 01:45:24,921 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 38 [2020-10-20 01:45:24,921 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:45:24,925 INFO L225 Difference]: With dead ends: 741 [2020-10-20 01:45:24,925 INFO L226 Difference]: Without dead ends: 637 [2020-10-20 01:45:24,926 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2020-10-20 01:45:24,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 637 states. [2020-10-20 01:45:24,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 637 to 263. [2020-10-20 01:45:24,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 263 states. [2020-10-20 01:45:24,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 263 states and 346 transitions. [2020-10-20 01:45:24,960 INFO L78 Accepts]: Start accepts. Automaton has 263 states and 346 transitions. Word has length 38 [2020-10-20 01:45:24,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:45:24,961 INFO L481 AbstractCegarLoop]: Abstraction has 263 states and 346 transitions. [2020-10-20 01:45:24,961 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-20 01:45:24,961 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 346 transitions. [2020-10-20 01:45:24,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-10-20 01:45:24,963 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:45:24,963 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 01:45:24,964 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-20 01:45:24,964 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:45:24,964 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:45:24,964 INFO L82 PathProgramCache]: Analyzing trace with hash 1868375399, now seen corresponding path program 1 times [2020-10-20 01:45:24,965 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:45:24,965 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1330558712] [2020-10-20 01:45:24,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:45:24,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:45:25,071 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:45:25,072 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1330558712] [2020-10-20 01:45:25,072 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1719480709] [2020-10-20 01:45:25,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-20 01:45:25,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:45:25,206 INFO L263 TraceCheckSpWp]: Trace formula consists of 459 conjuncts, 5 conjunts are in the unsatisfiable core [2020-10-20 01:45:25,214 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 01:45:25,319 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:45:25,320 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-20 01:45:25,320 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5] total 10 [2020-10-20 01:45:25,320 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1991894086] [2020-10-20 01:45:25,321 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-20 01:45:25,321 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:45:25,322 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-20 01:45:25,322 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-10-20 01:45:25,322 INFO L87 Difference]: Start difference. First operand 263 states and 346 transitions. Second operand 10 states. [2020-10-20 01:45:25,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:45:25,669 INFO L93 Difference]: Finished difference Result 599 states and 799 transitions. [2020-10-20 01:45:25,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-20 01:45:25,670 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 61 [2020-10-20 01:45:25,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:45:25,670 INFO L225 Difference]: With dead ends: 599 [2020-10-20 01:45:25,670 INFO L226 Difference]: Without dead ends: 0 [2020-10-20 01:45:25,672 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=73, Invalid=167, Unknown=0, NotChecked=0, Total=240 [2020-10-20 01:45:25,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-20 01:45:25,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-20 01:45:25,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-20 01:45:25,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-20 01:45:25,673 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 61 [2020-10-20 01:45:25,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:45:25,673 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-20 01:45:25,673 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-20 01:45:25,673 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-20 01:45:25,673 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-20 01:45:25,887 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2020-10-20 01:45:25,890 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-20 01:45:26,055 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 104 [2020-10-20 01:45:26,175 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 104 [2020-10-20 01:45:26,520 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 121 [2020-10-20 01:45:26,656 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 96 [2020-10-20 01:45:26,951 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 106 [2020-10-20 01:45:27,137 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 103 [2020-10-20 01:45:27,655 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 33 [2020-10-20 01:45:28,047 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 33 [2020-10-20 01:45:28,353 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 34 [2020-10-20 01:45:28,834 WARN L193 SmtUtils]: Spent 478.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 32 [2020-10-20 01:45:29,165 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 31 [2020-10-20 01:45:29,447 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 27 [2020-10-20 01:45:29,826 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 39 [2020-10-20 01:45:30,123 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 34 [2020-10-20 01:45:30,283 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 27 [2020-10-20 01:45:30,430 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 32 [2020-10-20 01:45:30,691 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 30 [2020-10-20 01:45:30,836 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 27 [2020-10-20 01:45:30,842 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-20 01:45:30,842 INFO L274 CegarLoopResult]: For program point L168(lines 168 172) no Hoare annotation was computed. [2020-10-20 01:45:30,843 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-10-20 01:45:30,843 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-10-20 01:45:30,843 INFO L274 CegarLoopResult]: For program point L3-2(line 3) no Hoare annotation was computed. [2020-10-20 01:45:30,843 INFO L274 CegarLoopResult]: For program point L334(lines 334 340) no Hoare annotation was computed. [2020-10-20 01:45:30,843 INFO L274 CegarLoopResult]: For program point L301(lines 301 309) no Hoare annotation was computed. [2020-10-20 01:45:30,843 INFO L274 CegarLoopResult]: For program point L334-2(lines 334 340) no Hoare annotation was computed. [2020-10-20 01:45:30,844 INFO L274 CegarLoopResult]: For program point L301-1(lines 301 309) no Hoare annotation was computed. [2020-10-20 01:45:30,844 INFO L274 CegarLoopResult]: For program point L301-2(lines 301 309) no Hoare annotation was computed. [2020-10-20 01:45:30,844 INFO L274 CegarLoopResult]: For program point L202(lines 202 208) no Hoare annotation was computed. [2020-10-20 01:45:30,844 INFO L274 CegarLoopResult]: For program point L334-4(lines 334 340) no Hoare annotation was computed. [2020-10-20 01:45:30,845 INFO L270 CegarLoopResult]: At program point L202-1(lines 202 208) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= ULTIMATE.start_main_~tmp~10 1)) (.cse2 (not (= 0 ~systemActive~0))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (<= ~waterLevel~0 2)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) .cse3 .cse4 .cse5) (and .cse1 (= ~pumpRunning~0 0) .cse3 .cse4 .cse5) (and .cse0 .cse1 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse2 .cse3 .cse4 .cse5))) [2020-10-20 01:45:30,845 INFO L274 CegarLoopResult]: For program point L334-6(lines 334 340) no Hoare annotation was computed. [2020-10-20 01:45:30,845 INFO L274 CegarLoopResult]: For program point L334-8(lines 334 340) no Hoare annotation was computed. [2020-10-20 01:45:30,845 INFO L274 CegarLoopResult]: For program point L334-10(lines 334 340) no Hoare annotation was computed. [2020-10-20 01:45:30,846 INFO L270 CegarLoopResult]: At program point L368(lines 363 371) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= ULTIMATE.start_main_~tmp~10 1)) (.cse2 (<= 1 |ULTIMATE.start_isPumpRunning_#res|)) (.cse3 (not (= 0 ~systemActive~0))) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (<= ~waterLevel~0 2)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 (<= 2 ~waterLevel~0) .cse4 .cse5 .cse6) (and .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) .cse4 .cse5 .cse6) (and .cse0 .cse1 (<= 1 ~switchedOnBeforeTS~0) .cse2 .cse3 .cse4 .cse5 .cse6))) [2020-10-20 01:45:30,846 INFO L270 CegarLoopResult]: At program point L368-1(lines 363 371) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) .cse1 .cse2 .cse3) (and (<= 1 ~pumpRunning~0) .cse0 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (not (= 0 ~systemActive~0)) .cse1 .cse2 .cse3))) [2020-10-20 01:45:30,846 INFO L270 CegarLoopResult]: At program point L368-2(lines 363 371) the Hoare annotation is: false [2020-10-20 01:45:30,846 INFO L270 CegarLoopResult]: At program point L368-3(lines 363 371) the Hoare annotation is: false [2020-10-20 01:45:30,847 INFO L270 CegarLoopResult]: At program point L368-4(lines 363 371) the Hoare annotation is: false [2020-10-20 01:45:30,847 INFO L270 CegarLoopResult]: At program point L368-5(lines 363 371) the Hoare annotation is: false [2020-10-20 01:45:30,847 INFO L274 CegarLoopResult]: For program point L864(lines 864 881) no Hoare annotation was computed. [2020-10-20 01:45:30,847 INFO L270 CegarLoopResult]: At program point L864-1(lines 1 1019) the Hoare annotation is: (let ((.cse6 (= ~pumpRunning~0 0)) (.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= ULTIMATE.start_main_~tmp~10 1)) (.cse2 (not (= 0 ~systemActive~0))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (<= ~waterLevel~0 2)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (<= |ULTIMATE.start_getWaterLevel_#res| 2) (<= 2 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~9) .cse2 (<= 2 ~waterLevel~0) (<= 2 |ULTIMATE.start_getWaterLevel_#res|) .cse3 (<= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~9 2) .cse4 .cse5) (and .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse6 .cse3 .cse4 .cse5) (and .cse1 .cse2 .cse6 .cse3 .cse4 .cse5) (and .cse0 .cse1 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse2 .cse3 .cse4 .cse5))) [2020-10-20 01:45:30,848 INFO L270 CegarLoopResult]: At program point L897-2(lines 897 911) the Hoare annotation is: false [2020-10-20 01:45:30,848 INFO L274 CegarLoopResult]: For program point L864-2(lines 864 881) no Hoare annotation was computed. [2020-10-20 01:45:30,848 INFO L270 CegarLoopResult]: At program point L864-3(lines 1 1019) the Hoare annotation is: false [2020-10-20 01:45:30,848 INFO L274 CegarLoopResult]: For program point L864-4(lines 864 881) no Hoare annotation was computed. [2020-10-20 01:45:30,848 INFO L270 CegarLoopResult]: At program point L864-5(lines 1 1019) the Hoare annotation is: false [2020-10-20 01:45:30,849 INFO L270 CegarLoopResult]: At program point L138(lines 129 142) the Hoare annotation is: false [2020-10-20 01:45:30,849 INFO L270 CegarLoopResult]: At program point L138-1(lines 129 142) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse1 (not (= 0 ~systemActive~0))) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (<= ~waterLevel~0 2)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3 .cse4 .cse5) (and (not (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5))) [2020-10-20 01:45:30,849 INFO L270 CegarLoopResult]: At program point L138-2(lines 129 142) the Hoare annotation is: false [2020-10-20 01:45:30,849 INFO L270 CegarLoopResult]: At program point L138-3(lines 129 142) the Hoare annotation is: false [2020-10-20 01:45:30,849 INFO L270 CegarLoopResult]: At program point L138-4(lines 129 142) the Hoare annotation is: false [2020-10-20 01:45:30,850 INFO L270 CegarLoopResult]: At program point L138-5(lines 129 142) the Hoare annotation is: false [2020-10-20 01:45:30,850 INFO L274 CegarLoopResult]: For program point L898(line 898) no Hoare annotation was computed. [2020-10-20 01:45:30,850 INFO L274 CegarLoopResult]: For program point L832(line 832) no Hoare annotation was computed. [2020-10-20 01:45:30,850 INFO L274 CegarLoopResult]: For program point L832-1(line 832) no Hoare annotation was computed. [2020-10-20 01:45:30,850 INFO L274 CegarLoopResult]: For program point L832-2(line 832) no Hoare annotation was computed. [2020-10-20 01:45:30,850 INFO L274 CegarLoopResult]: For program point L436(lines 436 440) no Hoare annotation was computed. [2020-10-20 01:45:30,851 INFO L274 CegarLoopResult]: For program point L436-2(lines 436 440) no Hoare annotation was computed. [2020-10-20 01:45:30,851 INFO L274 CegarLoopResult]: For program point L436-3(lines 436 440) no Hoare annotation was computed. [2020-10-20 01:45:30,851 INFO L274 CegarLoopResult]: For program point L271(lines 271 288) no Hoare annotation was computed. [2020-10-20 01:45:30,851 INFO L274 CegarLoopResult]: For program point L436-5(lines 436 440) no Hoare annotation was computed. [2020-10-20 01:45:30,851 INFO L274 CegarLoopResult]: For program point L271-1(lines 271 288) no Hoare annotation was computed. [2020-10-20 01:45:30,851 INFO L274 CegarLoopResult]: For program point L436-6(lines 436 440) no Hoare annotation was computed. [2020-10-20 01:45:30,852 INFO L274 CegarLoopResult]: For program point L271-2(lines 271 288) no Hoare annotation was computed. [2020-10-20 01:45:30,852 INFO L274 CegarLoopResult]: For program point L271-3(lines 271 288) no Hoare annotation was computed. [2020-10-20 01:45:30,852 INFO L274 CegarLoopResult]: For program point L436-8(lines 436 440) no Hoare annotation was computed. [2020-10-20 01:45:30,852 INFO L274 CegarLoopResult]: For program point L271-4(lines 271 288) no Hoare annotation was computed. [2020-10-20 01:45:30,852 INFO L274 CegarLoopResult]: For program point L271-5(lines 271 288) no Hoare annotation was computed. [2020-10-20 01:45:30,853 INFO L270 CegarLoopResult]: At program point L239(lines 235 257) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse1 (not (= 0 ~systemActive~0))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (<= ~waterLevel~0 2)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse2 .cse3 .cse4 .cse5) (and (<= 1 ~pumpRunning~0) .cse0 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse1 .cse3 .cse4 .cse5))) [2020-10-20 01:45:30,853 INFO L270 CegarLoopResult]: At program point L239-1(lines 235 257) the Hoare annotation is: false [2020-10-20 01:45:30,853 INFO L270 CegarLoopResult]: At program point L239-2(lines 235 257) the Hoare annotation is: false [2020-10-20 01:45:30,853 INFO L274 CegarLoopResult]: For program point L901(lines 901 905) no Hoare annotation was computed. [2020-10-20 01:45:30,854 INFO L274 CegarLoopResult]: For program point L868(lines 868 878) no Hoare annotation was computed. [2020-10-20 01:45:30,854 INFO L274 CegarLoopResult]: For program point L901-1(lines 901 905) no Hoare annotation was computed. [2020-10-20 01:45:30,854 INFO L274 CegarLoopResult]: For program point L868-2(lines 868 878) no Hoare annotation was computed. [2020-10-20 01:45:30,854 INFO L274 CegarLoopResult]: For program point L868-4(lines 868 878) no Hoare annotation was computed. [2020-10-20 01:45:30,854 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-20 01:45:30,854 INFO L274 CegarLoopResult]: For program point L869(lines 869 875) no Hoare annotation was computed. [2020-10-20 01:45:30,855 INFO L274 CegarLoopResult]: For program point L869-2(lines 869 875) no Hoare annotation was computed. [2020-10-20 01:45:30,855 INFO L274 CegarLoopResult]: For program point L869-4(lines 869 875) no Hoare annotation was computed. [2020-10-20 01:45:30,855 INFO L274 CegarLoopResult]: For program point L275(lines 275 283) no Hoare annotation was computed. [2020-10-20 01:45:30,855 INFO L274 CegarLoopResult]: For program point L275-1(lines 275 283) no Hoare annotation was computed. [2020-10-20 01:45:30,855 INFO L274 CegarLoopResult]: For program point L275-2(lines 275 283) no Hoare annotation was computed. [2020-10-20 01:45:30,855 INFO L274 CegarLoopResult]: For program point L176(lines 176 182) no Hoare annotation was computed. [2020-10-20 01:45:30,856 INFO L274 CegarLoopResult]: For program point L275-3(lines 275 283) no Hoare annotation was computed. [2020-10-20 01:45:30,856 INFO L270 CegarLoopResult]: At program point L176-1(lines 176 182) the Hoare annotation is: (let ((.cse6 (= ~pumpRunning~0 0)) (.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= ULTIMATE.start_main_~tmp~10 1)) (.cse2 (not (= 0 ~systemActive~0))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (<= ~waterLevel~0 2)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) .cse3 .cse4 .cse5) (and .cse1 .cse2 .cse6 .cse3 .cse4 .cse5) (and .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse6 .cse3 .cse4 .cse5) (and .cse0 .cse1 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse2 .cse3 .cse4 .cse5))) [2020-10-20 01:45:30,856 INFO L274 CegarLoopResult]: For program point L275-4(lines 275 283) no Hoare annotation was computed. [2020-10-20 01:45:30,856 INFO L274 CegarLoopResult]: For program point L275-5(lines 275 283) no Hoare annotation was computed. [2020-10-20 01:45:30,857 INFO L270 CegarLoopResult]: At program point L442(lines 427 445) the Hoare annotation is: (and (<= 1 ~pumpRunning~0) (= ULTIMATE.start_main_~tmp~10 1) (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (not (= 0 ~systemActive~0)) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= ~waterLevel~0 2) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-10-20 01:45:30,857 INFO L270 CegarLoopResult]: At program point L442-1(lines 427 445) the Hoare annotation is: false [2020-10-20 01:45:30,857 INFO L270 CegarLoopResult]: At program point L442-2(lines 427 445) the Hoare annotation is: false [2020-10-20 01:45:30,857 INFO L274 CegarLoopResult]: For program point L80(lines 80 84) no Hoare annotation was computed. [2020-10-20 01:45:30,857 INFO L274 CegarLoopResult]: For program point L972(lines 972 979) no Hoare annotation was computed. [2020-10-20 01:45:30,858 INFO L277 CegarLoopResult]: At program point L972-1(lines 972 979) the Hoare annotation is: true [2020-10-20 01:45:30,858 INFO L270 CegarLoopResult]: At program point L246(lines 246 252) the Hoare annotation is: (let ((.cse6 (= ~pumpRunning~0 0)) (.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= ULTIMATE.start_main_~tmp~10 1)) (.cse2 (not (= 0 ~systemActive~0))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (<= ~waterLevel~0 2)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) .cse3 .cse4 .cse5) (and .cse1 .cse2 .cse6 .cse3 .cse4 .cse5) (and .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse6 .cse3 .cse4 .cse5) (and .cse0 .cse1 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse2 .cse3 .cse4 .cse5))) [2020-10-20 01:45:30,858 INFO L270 CegarLoopResult]: At program point L246-1(lines 246 252) the Hoare annotation is: false [2020-10-20 01:45:30,858 INFO L270 CegarLoopResult]: At program point L246-2(lines 246 252) the Hoare annotation is: false [2020-10-20 01:45:30,858 INFO L270 CegarLoopResult]: At program point L214(lines 165 215) the Hoare annotation is: false [2020-10-20 01:45:30,859 INFO L270 CegarLoopResult]: At program point L148(lines 143 151) the Hoare annotation is: (and (<= 1 ~pumpRunning~0) (= ULTIMATE.start_main_~tmp~10 1) (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (not (= 0 ~systemActive~0)) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= ~waterLevel~0 2) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-10-20 01:45:30,859 INFO L270 CegarLoopResult]: At program point L148-1(lines 143 151) the Hoare annotation is: false [2020-10-20 01:45:30,859 INFO L270 CegarLoopResult]: At program point L148-2(lines 143 151) the Hoare annotation is: false [2020-10-20 01:45:30,859 INFO L270 CegarLoopResult]: At program point L1008(lines 1 1019) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-10-20 01:45:30,859 INFO L270 CegarLoopResult]: At program point L843(lines 838 845) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~10 1) (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-10-20 01:45:30,860 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-10-20 01:45:30,860 INFO L270 CegarLoopResult]: At program point L945(lines 941 947) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~10 1) (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-10-20 01:45:30,860 INFO L274 CegarLoopResult]: For program point L450(lines 450 456) no Hoare annotation was computed. [2020-10-20 01:45:30,860 INFO L270 CegarLoopResult]: At program point L450-1(lines 450 456) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~10 1) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= ~waterLevel~0 2) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-10-20 01:45:30,861 INFO L274 CegarLoopResult]: For program point L417(lines 417 421) no Hoare annotation was computed. [2020-10-20 01:45:30,861 INFO L274 CegarLoopResult]: For program point L417-2(lines 417 421) no Hoare annotation was computed. [2020-10-20 01:45:30,861 INFO L274 CegarLoopResult]: For program point L417-3(lines 417 421) no Hoare annotation was computed. [2020-10-20 01:45:30,861 INFO L274 CegarLoopResult]: For program point L417-5(lines 417 421) no Hoare annotation was computed. [2020-10-20 01:45:30,861 INFO L274 CegarLoopResult]: For program point L417-6(lines 417 421) no Hoare annotation was computed. [2020-10-20 01:45:30,862 INFO L274 CegarLoopResult]: For program point L186(lines 186 192) no Hoare annotation was computed. [2020-10-20 01:45:30,862 INFO L270 CegarLoopResult]: At program point L186-1(lines 186 192) the Hoare annotation is: (let ((.cse6 (= ~pumpRunning~0 0)) (.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= ULTIMATE.start_main_~tmp~10 1)) (.cse2 (not (= 0 ~systemActive~0))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (<= ~waterLevel~0 2)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) .cse3 .cse4 .cse5) (and .cse1 .cse2 .cse6 .cse3 .cse4 .cse5) (and .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse6 .cse3 .cse4 .cse5) (and .cse0 .cse1 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse2 .cse3 .cse4 .cse5))) [2020-10-20 01:45:30,862 INFO L274 CegarLoopResult]: For program point L417-8(lines 417 421) no Hoare annotation was computed. [2020-10-20 01:45:30,862 INFO L274 CegarLoopResult]: For program point L417-9(lines 417 421) no Hoare annotation was computed. [2020-10-20 01:45:30,862 INFO L274 CegarLoopResult]: For program point L417-11(lines 417 421) no Hoare annotation was computed. [2020-10-20 01:45:30,863 INFO L274 CegarLoopResult]: For program point L417-12(lines 417 421) no Hoare annotation was computed. [2020-10-20 01:45:30,863 INFO L274 CegarLoopResult]: For program point L417-14(lines 417 421) no Hoare annotation was computed. [2020-10-20 01:45:30,863 INFO L274 CegarLoopResult]: For program point L417-15(lines 417 421) no Hoare annotation was computed. [2020-10-20 01:45:30,863 INFO L274 CegarLoopResult]: For program point L417-17(lines 417 421) no Hoare annotation was computed. [2020-10-20 01:45:30,863 INFO L274 CegarLoopResult]: For program point L56(lines 56 60) no Hoare annotation was computed. [2020-10-20 01:45:30,864 INFO L274 CegarLoopResult]: For program point L56-3(lines 56 60) no Hoare annotation was computed. [2020-10-20 01:45:30,864 INFO L277 CegarLoopResult]: At program point L981(lines 962 984) the Hoare annotation is: true [2020-10-20 01:45:30,864 INFO L274 CegarLoopResult]: For program point L56-6(lines 56 60) no Hoare annotation was computed. [2020-10-20 01:45:30,864 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-20 01:45:30,864 INFO L270 CegarLoopResult]: At program point L1016(lines 1011 1019) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-10-20 01:45:30,865 INFO L270 CegarLoopResult]: At program point L125(lines 120 128) the Hoare annotation is: (let ((.cse6 (= ~pumpRunning~0 0)) (.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= ULTIMATE.start_main_~tmp~10 1)) (.cse2 (not (= 0 ~systemActive~0))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (<= ~waterLevel~0 2)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (<= |ULTIMATE.start_getWaterLevel_#res| 2) .cse2 (<= 2 ~waterLevel~0) (<= 2 |ULTIMATE.start_getWaterLevel_#res|) .cse3 .cse4 .cse5) (and .cse1 .cse2 .cse6 .cse3 .cse4 .cse5) (and .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse6 .cse3 .cse4 .cse5) (and .cse0 .cse1 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse2 .cse3 .cse4 .cse5))) [2020-10-20 01:45:30,865 INFO L270 CegarLoopResult]: At program point L125-1(lines 120 128) the Hoare annotation is: false [2020-10-20 01:45:30,865 INFO L270 CegarLoopResult]: At program point L125-2(lines 120 128) the Hoare annotation is: false [2020-10-20 01:45:30,865 INFO L270 CegarLoopResult]: At program point L423(lines 408 426) the Hoare annotation is: false [2020-10-20 01:45:30,865 INFO L270 CegarLoopResult]: At program point L423-1(lines 408 426) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse1 (not (= 0 ~systemActive~0))) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (<= ~waterLevel~0 2)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0) (not (= ULTIMATE.start_isHighWaterLevel_~tmp~4 0)) .cse1 (= |ULTIMATE.start_isHighWaterLevel_#res| 0) .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3 .cse4 .cse5))) [2020-10-20 01:45:30,866 INFO L270 CegarLoopResult]: At program point L423-2(lines 408 426) the Hoare annotation is: false [2020-10-20 01:45:30,866 INFO L270 CegarLoopResult]: At program point L423-3(lines 408 426) the Hoare annotation is: false [2020-10-20 01:45:30,866 INFO L270 CegarLoopResult]: At program point L423-4(lines 408 426) the Hoare annotation is: false [2020-10-20 01:45:30,866 INFO L270 CegarLoopResult]: At program point L423-5(lines 408 426) the Hoare annotation is: false [2020-10-20 01:45:30,866 INFO L270 CegarLoopResult]: At program point L93(lines 88 96) the Hoare annotation is: false [2020-10-20 01:45:30,867 INFO L270 CegarLoopResult]: At program point L93-1(lines 88 96) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~10 1) (not (= 0 ~systemActive~0)) (<= 2 ~waterLevel~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= ~waterLevel~0 2) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-10-20 01:45:30,867 INFO L270 CegarLoopResult]: At program point L93-2(lines 88 96) the Hoare annotation is: false [2020-10-20 01:45:30,867 INFO L270 CegarLoopResult]: At program point L93-3(lines 88 96) the Hoare annotation is: false [2020-10-20 01:45:30,867 INFO L270 CegarLoopResult]: At program point L93-4(lines 88 96) the Hoare annotation is: false [2020-10-20 01:45:30,867 INFO L270 CegarLoopResult]: At program point L93-5(lines 88 96) the Hoare annotation is: false [2020-10-20 01:45:30,868 INFO L270 CegarLoopResult]: At program point L853(lines 239 245) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) .cse1 .cse2 .cse3) (and (<= 1 ~pumpRunning~0) .cse0 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (not (= 0 ~systemActive~0)) .cse1 .cse2 .cse3))) [2020-10-20 01:45:30,868 INFO L270 CegarLoopResult]: At program point L853-1(lines 239 245) the Hoare annotation is: false [2020-10-20 01:45:30,868 INFO L270 CegarLoopResult]: At program point L853-2(lines 239 245) the Hoare annotation is: false [2020-10-20 01:45:30,868 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-20 01:45:30,868 INFO L270 CegarLoopResult]: At program point L359(lines 352 362) the Hoare annotation is: false [2020-10-20 01:45:30,869 INFO L270 CegarLoopResult]: At program point L359-1(lines 352 362) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~10 1) (not (= 0 ~systemActive~0)) (<= 2 ~waterLevel~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= ~waterLevel~0 2) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-10-20 01:45:30,869 INFO L270 CegarLoopResult]: At program point L359-2(lines 352 362) the Hoare annotation is: false [2020-10-20 01:45:30,869 INFO L270 CegarLoopResult]: At program point L359-3(lines 352 362) the Hoare annotation is: false [2020-10-20 01:45:30,869 INFO L270 CegarLoopResult]: At program point L359-4(lines 352 362) the Hoare annotation is: false [2020-10-20 01:45:30,869 INFO L270 CegarLoopResult]: At program point L359-5(lines 352 362) the Hoare annotation is: false [2020-10-20 01:45:30,869 INFO L274 CegarLoopResult]: For program point L196(lines 196 209) no Hoare annotation was computed. [2020-10-20 01:45:30,870 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-10-20 01:45:30,870 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-20 01:45:30,870 INFO L274 CegarLoopResult]: For program point L297(lines 297 314) no Hoare annotation was computed. [2020-10-20 01:45:30,870 INFO L274 CegarLoopResult]: For program point L297-1(lines 297 314) no Hoare annotation was computed. [2020-10-20 01:45:30,870 INFO L274 CegarLoopResult]: For program point L297-2(lines 297 314) no Hoare annotation was computed. [2020-10-20 01:45:30,870 INFO L274 CegarLoopResult]: For program point L133(lines 133 139) no Hoare annotation was computed. [2020-10-20 01:45:30,871 INFO L274 CegarLoopResult]: For program point L133-1(lines 133 139) no Hoare annotation was computed. [2020-10-20 01:45:30,871 INFO L274 CegarLoopResult]: For program point L133-2(lines 133 139) no Hoare annotation was computed. [2020-10-20 01:45:30,871 INFO L274 CegarLoopResult]: For program point L133-3(lines 133 139) no Hoare annotation was computed. [2020-10-20 01:45:30,871 INFO L274 CegarLoopResult]: For program point L133-4(lines 133 139) no Hoare annotation was computed. [2020-10-20 01:45:30,871 INFO L274 CegarLoopResult]: For program point L133-5(lines 133 139) no Hoare annotation was computed. [2020-10-20 01:45:30,871 INFO L274 CegarLoopResult]: For program point L167(lines 166 213) no Hoare annotation was computed. [2020-10-20 01:45:30,871 INFO L274 CegarLoopResult]: For program point L68(lines 68 72) no Hoare annotation was computed. [2020-10-20 01:45:30,908 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.10 01:45:30 BoogieIcfgContainer [2020-10-20 01:45:30,909 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-20 01:45:30,909 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-20 01:45:30,909 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-20 01:45:30,909 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-20 01:45:30,910 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 01:45:22" (3/4) ... [2020-10-20 01:45:30,914 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-10-20 01:45:30,951 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-10-20 01:45:30,953 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-10-20 01:45:30,955 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-10-20 01:45:30,956 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-10-20 01:45:30,958 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-10-20 01:45:30,959 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-20 01:45:30,960 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-20 01:45:31,006 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((waterLevel == 1 && 1 == systemActive) && pumpRunning == 0) && \result == 1 [2020-10-20 01:45:31,007 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 1 && waterLevel == 1) && 1 == systemActive) && pumpRunning == 0) && \result == 1 [2020-10-20 01:45:31,007 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 1 && waterLevel == 1) && 1 == systemActive) && pumpRunning == 0) && \result == 1 [2020-10-20 01:45:31,008 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((1 <= pumpRunning && tmp == 1) && \result <= 2) && 2 <= tmp) && !(0 == systemActive)) && 2 <= waterLevel) && 2 <= \result) && splverifierCounter == 0) && tmp <= 2) && waterLevel <= 2) && \result == 1) || (((((tmp == 1 && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((((1 <= pumpRunning && tmp == 1) && 1 <= switchedOnBeforeTS) && 1 <= \result) && !(0 == systemActive)) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) [2020-10-20 01:45:31,009 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1 <= pumpRunning && tmp == 1) && !(0 == systemActive)) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || (((((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((tmp == 1 && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((((1 <= pumpRunning && tmp == 1) && 1 <= switchedOnBeforeTS) && 1 <= \result) && !(0 == systemActive)) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) [2020-10-20 01:45:31,010 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1 <= pumpRunning && tmp == 1) && !(0 == systemActive)) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || (((((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((tmp == 1 && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((((1 <= pumpRunning && tmp == 1) && 1 <= switchedOnBeforeTS) && 1 <= \result) && !(0 == systemActive)) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) [2020-10-20 01:45:31,011 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 <= pumpRunning && tmp == 1) && !(0 == systemActive)) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || ((((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((((1 <= pumpRunning && tmp == 1) && 1 <= switchedOnBeforeTS) && 1 <= \result) && !(0 == systemActive)) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) [2020-10-20 01:45:31,012 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1 [2020-10-20 01:45:31,013 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1 <= pumpRunning && tmp == 1) && 1 <= \result) && !(0 == systemActive)) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || (((((tmp == 1 && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((((1 <= pumpRunning && tmp == 1) && 1 <= switchedOnBeforeTS) && 1 <= \result) && !(0 == systemActive)) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) [2020-10-20 01:45:31,014 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || (((((((1 <= pumpRunning && tmp == 1) && 1 <= switchedOnBeforeTS) && 1 <= \result) && !(0 == systemActive)) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) [2020-10-20 01:45:31,014 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || (((((tmp == 1 && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((((1 <= pumpRunning && tmp == 1) && 1 <= switchedOnBeforeTS) && 1 <= \result) && !(0 == systemActive)) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) [2020-10-20 01:45:31,015 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1 <= pumpRunning && tmp == 1) && !(0 == systemActive)) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || (((((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((tmp == 1 && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((((1 <= pumpRunning && tmp == 1) && 1 <= switchedOnBeforeTS) && 1 <= \result) && !(0 == systemActive)) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) [2020-10-20 01:45:31,017 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((1 <= pumpRunning && tmp == 1) && \result <= 2) && !(0 == systemActive)) && 2 <= waterLevel) && 2 <= \result) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || (((((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((tmp == 1 && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((((1 <= pumpRunning && tmp == 1) && 1 <= switchedOnBeforeTS) && 1 <= \result) && !(0 == systemActive)) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) [2020-10-20 01:45:31,018 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 <= pumpRunning && tmp == 1) && 1 <= switchedOnBeforeTS) && 1 <= \result) && !(0 == systemActive)) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1 [2020-10-20 01:45:31,023 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && !(0 == systemActive)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || ((((((!(\result == 0) && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) [2020-10-20 01:45:31,026 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || (((((((1 <= pumpRunning && tmp == 1) && 1 <= switchedOnBeforeTS) && 1 <= \result) && !(0 == systemActive)) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) [2020-10-20 01:45:31,027 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 <= pumpRunning && tmp == 1) && 1 <= switchedOnBeforeTS) && 1 <= \result) && !(0 == systemActive)) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1 [2020-10-20 01:45:31,028 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((tmp == 1 && tmp___0 == 0) && !(tmp == 0)) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || ((((((tmp == 1 && !(0 == systemActive)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) [2020-10-20 01:45:31,033 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && !(0 == systemActive)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1 [2020-10-20 01:45:31,033 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && !(0 == systemActive)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1 [2020-10-20 01:45:31,142 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-10-20 01:45:31,142 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-20 01:45:31,144 INFO L168 Benchmark]: Toolchain (without parser) took 10775.53 ms. Allocated memory was 36.2 MB in the beginning and 109.1 MB in the end (delta: 72.9 MB). Free memory was 18.9 MB in the beginning and 11.9 MB in the end (delta: 7.0 MB). Peak memory consumption was 79.8 MB. Max. memory is 14.3 GB. [2020-10-20 01:45:31,144 INFO L168 Benchmark]: CDTParser took 0.71 ms. Allocated memory is still 34.1 MB. Free memory was 12.4 MB in the beginning and 12.3 MB in the end (delta: 47.6 kB). Peak memory consumption was 47.6 kB. Max. memory is 14.3 GB. [2020-10-20 01:45:31,145 INFO L168 Benchmark]: CACSL2BoogieTranslator took 691.90 ms. Allocated memory was 36.2 MB in the beginning and 46.7 MB in the end (delta: 10.5 MB). Free memory was 18.0 MB in the beginning and 27.7 MB in the end (delta: -9.7 MB). Peak memory consumption was 16.8 MB. Max. memory is 14.3 GB. [2020-10-20 01:45:31,145 INFO L168 Benchmark]: Boogie Procedure Inliner took 79.33 ms. Allocated memory is still 46.7 MB. Free memory was 27.7 MB in the beginning and 23.2 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 14.3 GB. [2020-10-20 01:45:31,145 INFO L168 Benchmark]: Boogie Preprocessor took 58.55 ms. Allocated memory is still 46.7 MB. Free memory was 23.2 MB in the beginning and 19.9 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 14.3 GB. [2020-10-20 01:45:31,146 INFO L168 Benchmark]: RCFGBuilder took 1141.38 ms. Allocated memory was 46.7 MB in the beginning and 51.9 MB in the end (delta: 5.2 MB). Free memory was 19.7 MB in the beginning and 21.8 MB in the end (delta: -2.2 MB). Peak memory consumption was 11.2 MB. Max. memory is 14.3 GB. [2020-10-20 01:45:31,147 INFO L168 Benchmark]: TraceAbstraction took 8560.50 ms. Allocated memory was 51.9 MB in the beginning and 109.1 MB in the end (delta: 57.1 MB). Free memory was 21.5 MB in the beginning and 29.0 MB in the end (delta: -7.6 MB). Peak memory consumption was 74.1 MB. Max. memory is 14.3 GB. [2020-10-20 01:45:31,147 INFO L168 Benchmark]: Witness Printer took 232.98 ms. Allocated memory is still 109.1 MB. Free memory was 29.0 MB in the beginning and 11.9 MB in the end (delta: 17.1 MB). Peak memory consumption was 17.1 MB. Max. memory is 14.3 GB. [2020-10-20 01:45:31,151 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.71 ms. Allocated memory is still 34.1 MB. Free memory was 12.4 MB in the beginning and 12.3 MB in the end (delta: 47.6 kB). Peak memory consumption was 47.6 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 691.90 ms. Allocated memory was 36.2 MB in the beginning and 46.7 MB in the end (delta: 10.5 MB). Free memory was 18.0 MB in the beginning and 27.7 MB in the end (delta: -9.7 MB). Peak memory consumption was 16.8 MB. Max. memory is 14.3 GB. * Boogie Procedure Inliner took 79.33 ms. Allocated memory is still 46.7 MB. Free memory was 27.7 MB in the beginning and 23.2 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 14.3 GB. * Boogie Preprocessor took 58.55 ms. Allocated memory is still 46.7 MB. Free memory was 23.2 MB in the beginning and 19.9 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 14.3 GB. * RCFGBuilder took 1141.38 ms. Allocated memory was 46.7 MB in the beginning and 51.9 MB in the end (delta: 5.2 MB). Free memory was 19.7 MB in the beginning and 21.8 MB in the end (delta: -2.2 MB). Peak memory consumption was 11.2 MB. Max. memory is 14.3 GB. * TraceAbstraction took 8560.50 ms. Allocated memory was 51.9 MB in the beginning and 109.1 MB in the end (delta: 57.1 MB). Free memory was 21.5 MB in the beginning and 29.0 MB in the end (delta: -7.6 MB). Peak memory consumption was 74.1 MB. Max. memory is 14.3 GB. * Witness Printer took 232.98 ms. Allocated memory is still 109.1 MB. Free memory was 29.0 MB in the beginning and 11.9 MB in the end (delta: 17.1 MB). Peak memory consumption was 17.1 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 427]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 427]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1011]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && 1 == systemActive) && pumpRunning == 0) && \result == 1 - InvariantResult [Line: 972]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 186]: Loop Invariant Derived loop invariant: ((((((((1 <= pumpRunning && tmp == 1) && !(0 == systemActive)) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || (((((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((tmp == 1 && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((((1 <= pumpRunning && tmp == 1) && 1 <= switchedOnBeforeTS) && 1 <= \result) && !(0 == systemActive)) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 427]: Loop Invariant Derived loop invariant: ((((((1 <= pumpRunning && tmp == 1) && 1 <= switchedOnBeforeTS) && 1 <= \result) && !(0 == systemActive)) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1 - InvariantResult [Line: 176]: Loop Invariant Derived loop invariant: ((((((((1 <= pumpRunning && tmp == 1) && !(0 == systemActive)) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || (((((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((tmp == 1 && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((((1 <= pumpRunning && tmp == 1) && 1 <= switchedOnBeforeTS) && 1 <= \result) && !(0 == systemActive)) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 352]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 352]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 120]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 352]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 120]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 450]: Loop Invariant Derived loop invariant: (((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1 - InvariantResult [Line: 120]: Loop Invariant Derived loop invariant: ((((((((((1 <= pumpRunning && tmp == 1) && \result <= 2) && !(0 == systemActive)) && 2 <= waterLevel) && 2 <= \result) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || (((((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((tmp == 1 && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((((1 <= pumpRunning && tmp == 1) && 1 <= switchedOnBeforeTS) && 1 <= \result) && !(0 == systemActive)) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 202]: Loop Invariant Derived loop invariant: (((((((1 <= pumpRunning && tmp == 1) && !(0 == systemActive)) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || ((((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((((1 <= pumpRunning && tmp == 1) && 1 <= switchedOnBeforeTS) && 1 <= \result) && !(0 == systemActive)) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 246]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 352]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 352]: Loop Invariant Derived loop invariant: (((((tmp == 1 && !(0 == systemActive)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 352]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 235]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || (((((tmp == 1 && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((((1 <= pumpRunning && tmp == 1) && 1 <= switchedOnBeforeTS) && 1 <= \result) && !(0 == systemActive)) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 88]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 88]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 88]: Loop Invariant Derived loop invariant: (((((tmp == 1 && !(0 == systemActive)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1 - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 88]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 962]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: (((((tmp == 1 && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || (((((((1 <= pumpRunning && tmp == 1) && 1 <= switchedOnBeforeTS) && 1 <= \result) && !(0 == systemActive)) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: ((((((1 <= pumpRunning && tmp == 1) && 1 <= switchedOnBeforeTS) && 1 <= \result) && !(0 == systemActive)) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((((((((1 <= pumpRunning && tmp == 1) && \result <= 2) && 2 <= tmp) && !(0 == systemActive)) && 2 <= waterLevel) && 2 <= \result) && splverifierCounter == 0) && tmp <= 2) && waterLevel <= 2) && \result == 1) || (((((tmp == 1 && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((((1 <= pumpRunning && tmp == 1) && 1 <= switchedOnBeforeTS) && 1 <= \result) && !(0 == systemActive)) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 897]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 246]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 246]: Loop Invariant Derived loop invariant: ((((((((1 <= pumpRunning && tmp == 1) && !(0 == systemActive)) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || (((((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((tmp == 1 && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((((1 <= pumpRunning && tmp == 1) && 1 <= switchedOnBeforeTS) && 1 <= \result) && !(0 == systemActive)) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 941]: Loop Invariant Derived loop invariant: (((tmp == 1 && waterLevel == 1) && 1 == systemActive) && pumpRunning == 0) && \result == 1 - InvariantResult [Line: 235]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 88]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 235]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 88]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 408]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 363]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 408]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 363]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 408]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 363]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 838]: Loop Invariant Derived loop invariant: (((tmp == 1 && waterLevel == 1) && 1 == systemActive) && pumpRunning == 0) && \result == 1 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 363]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && !(0 == systemActive)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || ((((((!(\result == 0) && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 165]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 408]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 408]: Loop Invariant Derived loop invariant: ((((((((tmp == 1 && tmp___0 == 0) && !(tmp == 0)) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || ((((((tmp == 1 && !(0 == systemActive)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 363]: Loop Invariant Derived loop invariant: ((((((((1 <= pumpRunning && tmp == 1) && 1 <= \result) && !(0 == systemActive)) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || (((((tmp == 1 && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((((1 <= pumpRunning && tmp == 1) && 1 <= switchedOnBeforeTS) && 1 <= \result) && !(0 == systemActive)) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (waterLevel == 1 && 1 == systemActive) && pumpRunning == 0 - InvariantResult [Line: 408]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 363]: Loop Invariant Derived loop invariant: (((((tmp == 1 && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || (((((((1 <= pumpRunning && tmp == 1) && 1 <= switchedOnBeforeTS) && 1 <= \result) && !(0 == systemActive)) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 149 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.4s, OverallIterations: 10, TraceHistogramMax: 2, AutomataDifference: 1.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1205 SDtfs, 2009 SDslu, 1939 SDs, 0 SdLazy, 291 SolverSat, 91 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 138 GetRequests, 84 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=263occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 10 MinimizatonAttempts, 754 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 63 LocationsWithAnnotation, 63 PreInvPairs, 217 NumberOfFragments, 1072 HoareAnnotationTreeSize, 63 FomulaSimplifications, 53523 FormulaSimplificationTreeSizeReduction, 1.2s HoareSimplificationTime, 63 FomulaSimplificationsInter, 118228 FormulaSimplificationTreeSizeReductionInter, 3.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 393 NumberOfCodeBlocks, 393 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 382 ConstructedInterpolants, 0 QuantifiedInterpolants, 34240 SizeOfPredicates, 4 NumberOfNonLiveVariables, 459 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 11 InterpolantComputations, 9 PerfectInterpolantSequences, 26/32 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 RESULT: Ultimate proved your program to be correct! Received shutdown request...