./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec5_product60.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 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_product60.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 35fb3393fa21a73dc044cf8f864a9671eb135aae ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 01:45:19,264 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 01:45:19,267 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 01:45:19,311 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 01:45:19,311 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 01:45:19,324 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 01:45:19,326 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 01:45:19,330 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 01:45:19,332 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 01:45:19,334 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 01:45:19,336 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 01:45:19,338 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 01:45:19,339 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 01:45:19,343 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 01:45:19,346 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 01:45:19,347 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 01:45:19,349 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 01:45:19,351 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 01:45:19,353 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 01:45:19,356 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 01:45:19,360 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 01:45:19,360 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 01:45:19,362 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 01:45:19,363 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 01:45:19,378 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 01:45:19,378 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 01:45:19,379 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 01:45:19,380 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 01:45:19,383 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 01:45:19,384 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 01:45:19,384 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 01:45:19,385 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 01:45:19,386 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 01:45:19,386 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 01:45:19,388 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 01:45:19,388 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 01:45:19,389 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 01:45:19,390 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 01:45:19,390 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 01:45:19,391 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 01:45:19,391 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 01:45:19,393 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-20 01:45:19,438 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 01:45:19,440 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 01:45:19,441 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 01:45:19,442 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 01:45:19,442 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 01:45:19,442 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 01:45:19,442 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-20 01:45:19,443 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 01:45:19,443 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-20 01:45:19,443 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 01:45:19,444 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 01:45:19,444 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 01:45:19,444 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 01:45:19,444 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-20 01:45:19,445 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 01:45:19,445 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 01:45:19,445 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 01:45:19,445 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 01:45:19,446 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 01:45:19,446 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 01:45:19,446 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 01:45:19,446 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 01:45:19,447 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 01:45:19,447 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 01:45:19,447 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 01:45:19,448 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 01:45:19,448 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-20 01:45:19,448 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 01:45:19,448 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 01:45:19,449 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 -> 35fb3393fa21a73dc044cf8f864a9671eb135aae [2020-10-20 01:45:19,645 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 01:45:19,657 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 01:45:19,661 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 01:45:19,663 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 01:45:19,663 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 01:45:19,664 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec5_product60.cil.c [2020-10-20 01:45:19,728 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b778d471a/4472801d45dd43dd8a7d6a01d45190e0/FLAGf73c3c9bb [2020-10-20 01:45:20,315 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 01:45:20,316 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec5_product60.cil.c [2020-10-20 01:45:20,328 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b778d471a/4472801d45dd43dd8a7d6a01d45190e0/FLAGf73c3c9bb [2020-10-20 01:45:20,644 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b778d471a/4472801d45dd43dd8a7d6a01d45190e0 [2020-10-20 01:45:20,647 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 01:45:20,662 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 01:45:20,664 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 01:45:20,664 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 01:45:20,668 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 01:45:20,669 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 01:45:20" (1/1) ... [2020-10-20 01:45:20,672 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a344888 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 01:45:20,673 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 01:45:20" (1/1) ... [2020-10-20 01:45:20,681 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 01:45:20,723 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 01:45:21,125 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 01:45:21,150 INFO L203 MainTranslator]: Completed pre-run [2020-10-20 01:45:21,274 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 01:45:21,319 INFO L208 MainTranslator]: Completed translation [2020-10-20 01:45:21,319 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:45:21 WrapperNode [2020-10-20 01:45:21,320 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 01:45:21,321 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-20 01:45:21,321 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-20 01:45:21,321 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-20 01:45:21,330 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 01:45:21,349 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 01:45:21,399 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-20 01:45:21,399 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-20 01:45:21,400 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-20 01:45:21,400 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-20 01:45:21,411 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 01:45:21,412 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 01:45:21,423 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 01:45:21,424 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 01:45:21,443 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 01:45:21,463 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 01:45:21,470 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 01:45:21,485 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-20 01:45:21,486 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-20 01:45:21,486 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-20 01:45:21,486 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-20 01:45:21,487 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 01:45:21,610 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-20 01:45:21,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-20 01:45:21,611 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-20 01:45:21,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-20 01:45:22,540 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-20 01:45:22,541 INFO L298 CfgBuilder]: Removed 218 assume(true) statements. [2020-10-20 01:45:22,543 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 01:45:22 BoogieIcfgContainer [2020-10-20 01:45:22,543 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-20 01:45:22,545 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-20 01:45:22,545 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-20 01:45:22,565 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-20 01:45:22,566 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.10 01:45:20" (1/3) ... [2020-10-20 01:45:22,567 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@652e15d5 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 01:45:22,567 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 01:45:22,567 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@652e15d5 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 01:45:22,568 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 01:45:22,569 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product60.cil.c [2020-10-20 01:45:22,582 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-20 01:45:22,590 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-10-20 01:45:22,606 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-10-20 01:45:22,635 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-20 01:45:22,635 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-20 01:45:22,636 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-20 01:45:22,636 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-20 01:45:22,636 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-20 01:45:22,636 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-20 01:45:22,637 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-20 01:45:22,637 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-20 01:45:22,659 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states. [2020-10-20 01:45:22,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-10-20 01:45:22,667 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:45:22,668 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 01:45:22,669 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:45:22,675 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:45:22,676 INFO L82 PathProgramCache]: Analyzing trace with hash -1754408446, now seen corresponding path program 1 times [2020-10-20 01:45:22,685 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:45:22,686 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [800514715] [2020-10-20 01:45:22,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:45:22,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:45:22,940 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 01:45:22,941 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [800514715] [2020-10-20 01:45:22,942 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:45:22,943 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-20 01:45:22,944 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [713551074] [2020-10-20 01:45:22,948 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-10-20 01:45:22,949 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:45:22,960 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-10-20 01:45:22,961 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-20 01:45:22,963 INFO L87 Difference]: Start difference. First operand 149 states. Second operand 2 states. [2020-10-20 01:45:23,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:45:23,004 INFO L93 Difference]: Finished difference Result 288 states and 427 transitions. [2020-10-20 01:45:23,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-10-20 01:45:23,009 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2020-10-20 01:45:23,009 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:45:23,026 INFO L225 Difference]: With dead ends: 288 [2020-10-20 01:45:23,027 INFO L226 Difference]: Without dead ends: 142 [2020-10-20 01:45:23,033 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 01:45:23,050 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2020-10-20 01:45:23,096 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 142. [2020-10-20 01:45:23,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 142 states. [2020-10-20 01:45:23,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 204 transitions. [2020-10-20 01:45:23,103 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 204 transitions. Word has length 19 [2020-10-20 01:45:23,103 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:45:23,104 INFO L481 AbstractCegarLoop]: Abstraction has 142 states and 204 transitions. [2020-10-20 01:45:23,104 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-10-20 01:45:23,104 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 204 transitions. [2020-10-20 01:45:23,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-10-20 01:45:23,106 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:45:23,106 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 01:45:23,106 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-20 01:45:23,107 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:45:23,107 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:45:23,107 INFO L82 PathProgramCache]: Analyzing trace with hash 51611107, now seen corresponding path program 1 times [2020-10-20 01:45:23,108 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:45:23,108 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2049599405] [2020-10-20 01:45:23,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:45:23,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:45:23,246 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 01:45:23,246 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2049599405] [2020-10-20 01:45:23,246 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:45:23,247 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-20 01:45:23,247 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [666419914] [2020-10-20 01:45:23,249 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 01:45:23,250 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:45:23,250 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 01:45:23,250 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 01:45:23,251 INFO L87 Difference]: Start difference. First operand 142 states and 204 transitions. Second operand 3 states. [2020-10-20 01:45:23,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:45:23,267 INFO L93 Difference]: Finished difference Result 142 states and 204 transitions. [2020-10-20 01:45:23,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 01:45:23,268 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2020-10-20 01:45:23,269 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:45:23,270 INFO L225 Difference]: With dead ends: 142 [2020-10-20 01:45:23,270 INFO L226 Difference]: Without dead ends: 59 [2020-10-20 01:45:23,272 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 01:45:23,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2020-10-20 01:45:23,278 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 59. [2020-10-20 01:45:23,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 59 states. [2020-10-20 01:45:23,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 84 transitions. [2020-10-20 01:45:23,280 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 84 transitions. Word has length 20 [2020-10-20 01:45:23,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:45:23,280 INFO L481 AbstractCegarLoop]: Abstraction has 59 states and 84 transitions. [2020-10-20 01:45:23,280 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 01:45:23,281 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 84 transitions. [2020-10-20 01:45:23,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-10-20 01:45:23,282 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:45:23,282 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 01:45:23,283 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-20 01:45:23,283 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:45:23,283 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:45:23,283 INFO L82 PathProgramCache]: Analyzing trace with hash -979424030, now seen corresponding path program 1 times [2020-10-20 01:45:23,284 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:45:23,284 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [272300800] [2020-10-20 01:45:23,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:45:23,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:45:23,453 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 01:45:23,454 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [272300800] [2020-10-20 01:45:23,454 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:45:23,454 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-20 01:45:23,455 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [418582217] [2020-10-20 01:45:23,455 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-20 01:45:23,455 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:45:23,456 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-20 01:45:23,456 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-20 01:45:23,457 INFO L87 Difference]: Start difference. First operand 59 states and 84 transitions. Second operand 5 states. [2020-10-20 01:45:23,567 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:45:23,568 INFO L93 Difference]: Finished difference Result 137 states and 199 transitions. [2020-10-20 01:45:23,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-20 01:45:23,568 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2020-10-20 01:45:23,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:45:23,570 INFO L225 Difference]: With dead ends: 137 [2020-10-20 01:45:23,570 INFO L226 Difference]: Without dead ends: 85 [2020-10-20 01:45:23,571 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-10-20 01:45:23,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2020-10-20 01:45:23,582 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 81. [2020-10-20 01:45:23,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81 states. [2020-10-20 01:45:23,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 117 transitions. [2020-10-20 01:45:23,584 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 117 transitions. Word has length 26 [2020-10-20 01:45:23,584 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:45:23,584 INFO L481 AbstractCegarLoop]: Abstraction has 81 states and 117 transitions. [2020-10-20 01:45:23,585 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-20 01:45:23,585 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 117 transitions. [2020-10-20 01:45:23,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-10-20 01:45:23,586 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:45:23,587 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 01:45:23,587 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-20 01:45:23,587 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:45:23,588 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:45:23,588 INFO L82 PathProgramCache]: Analyzing trace with hash 486922123, now seen corresponding path program 1 times [2020-10-20 01:45:23,588 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:45:23,589 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [765836551] [2020-10-20 01:45:23,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:45:23,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:45:23,657 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 01:45:23,658 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [765836551] [2020-10-20 01:45:23,658 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:45:23,659 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-20 01:45:23,659 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1892877330] [2020-10-20 01:45:23,659 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 01:45:23,660 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:45:23,660 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 01:45:23,661 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 01:45:23,661 INFO L87 Difference]: Start difference. First operand 81 states and 117 transitions. Second operand 3 states. [2020-10-20 01:45:23,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:45:23,718 INFO L93 Difference]: Finished difference Result 179 states and 261 transitions. [2020-10-20 01:45:23,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 01:45:23,719 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 28 [2020-10-20 01:45:23,719 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:45:23,721 INFO L225 Difference]: With dead ends: 179 [2020-10-20 01:45:23,721 INFO L226 Difference]: Without dead ends: 105 [2020-10-20 01:45:23,722 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 01:45:23,724 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2020-10-20 01:45:23,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 103. [2020-10-20 01:45:23,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2020-10-20 01:45:23,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 145 transitions. [2020-10-20 01:45:23,749 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 145 transitions. Word has length 28 [2020-10-20 01:45:23,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:45:23,750 INFO L481 AbstractCegarLoop]: Abstraction has 103 states and 145 transitions. [2020-10-20 01:45:23,751 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 01:45:23,751 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 145 transitions. [2020-10-20 01:45:23,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-10-20 01:45:23,753 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:45:23,753 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 01:45:23,754 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-20 01:45:23,754 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:45:23,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:45:23,754 INFO L82 PathProgramCache]: Analyzing trace with hash -410230549, now seen corresponding path program 1 times [2020-10-20 01:45:23,755 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:45:23,755 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [594157094] [2020-10-20 01:45:23,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:45:23,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:45:23,904 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 01:45:23,904 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [594157094] [2020-10-20 01:45:23,904 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:45:23,905 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-20 01:45:23,905 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1396878215] [2020-10-20 01:45:23,906 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-20 01:45:23,906 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:45:23,906 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-20 01:45:23,906 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-20 01:45:23,907 INFO L87 Difference]: Start difference. First operand 103 states and 145 transitions. Second operand 5 states. [2020-10-20 01:45:24,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:45:24,235 INFO L93 Difference]: Finished difference Result 338 states and 477 transitions. [2020-10-20 01:45:24,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-20 01:45:24,238 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 29 [2020-10-20 01:45:24,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:45:24,244 INFO L225 Difference]: With dead ends: 338 [2020-10-20 01:45:24,244 INFO L226 Difference]: Without dead ends: 242 [2020-10-20 01:45:24,245 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-10-20 01:45:24,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 242 states. [2020-10-20 01:45:24,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 242 to 101. [2020-10-20 01:45:24,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 101 states. [2020-10-20 01:45:24,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 139 transitions. [2020-10-20 01:45:24,300 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 139 transitions. Word has length 29 [2020-10-20 01:45:24,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:45:24,300 INFO L481 AbstractCegarLoop]: Abstraction has 101 states and 139 transitions. [2020-10-20 01:45:24,300 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-20 01:45:24,301 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 139 transitions. [2020-10-20 01:45:24,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-10-20 01:45:24,302 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:45:24,302 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 01:45:24,303 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-20 01:45:24,303 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:45:24,304 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:45:24,304 INFO L82 PathProgramCache]: Analyzing trace with hash 77532406, now seen corresponding path program 1 times [2020-10-20 01:45:24,304 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:45:24,305 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1030563429] [2020-10-20 01:45:24,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:45:24,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:45:24,391 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 [1030563429] [2020-10-20 01:45:24,393 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:45:24,393 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-20 01:45:24,393 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1964226700] [2020-10-20 01:45:24,394 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-20 01:45:24,394 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 5 interpolants. [2020-10-20 01:45:24,395 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-20 01:45:24,395 INFO L87 Difference]: Start difference. First operand 101 states and 139 transitions. Second operand 5 states. [2020-10-20 01:45:24,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:45:24,468 INFO L93 Difference]: Finished difference Result 288 states and 396 transitions. [2020-10-20 01:45:24,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-20 01:45:24,470 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 37 [2020-10-20 01:45:24,470 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:45:24,471 INFO L225 Difference]: With dead ends: 288 [2020-10-20 01:45:24,471 INFO L226 Difference]: Without dead ends: 194 [2020-10-20 01:45:24,472 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 01:45:24,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2020-10-20 01:45:24,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 107. [2020-10-20 01:45:24,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 107 states. [2020-10-20 01:45:24,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 145 transitions. [2020-10-20 01:45:24,493 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 145 transitions. Word has length 37 [2020-10-20 01:45:24,493 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:45:24,493 INFO L481 AbstractCegarLoop]: Abstraction has 107 states and 145 transitions. [2020-10-20 01:45:24,494 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-20 01:45:24,494 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 145 transitions. [2020-10-20 01:45:24,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-10-20 01:45:24,495 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:45:24,496 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 01:45:24,496 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-20 01:45:24,496 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:45:24,496 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:45:24,497 INFO L82 PathProgramCache]: Analyzing trace with hash -933584844, now seen corresponding path program 1 times [2020-10-20 01:45:24,497 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:45:24,497 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1179270191] [2020-10-20 01:45:24,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:45:24,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:45:24,573 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 01:45:24,573 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1179270191] [2020-10-20 01:45:24,574 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:45:24,574 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-20 01:45:24,574 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1427914720] [2020-10-20 01:45:24,574 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-20 01:45:24,575 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:45:24,575 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-20 01:45:24,575 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-20 01:45:24,575 INFO L87 Difference]: Start difference. First operand 107 states and 145 transitions. Second operand 4 states. [2020-10-20 01:45:24,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:45:24,620 INFO L93 Difference]: Finished difference Result 261 states and 354 transitions. [2020-10-20 01:45:24,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-20 01:45:24,621 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 37 [2020-10-20 01:45:24,621 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:45:24,622 INFO L225 Difference]: With dead ends: 261 [2020-10-20 01:45:24,622 INFO L226 Difference]: Without dead ends: 161 [2020-10-20 01:45:24,623 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-20 01:45:24,623 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2020-10-20 01:45:24,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 111. [2020-10-20 01:45:24,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 111 states. [2020-10-20 01:45:24,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 149 transitions. [2020-10-20 01:45:24,635 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 149 transitions. Word has length 37 [2020-10-20 01:45:24,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:45:24,636 INFO L481 AbstractCegarLoop]: Abstraction has 111 states and 149 transitions. [2020-10-20 01:45:24,636 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-20 01:45:24,636 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 149 transitions. [2020-10-20 01:45:24,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-10-20 01:45:24,637 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:45:24,638 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 01:45:24,638 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-20 01:45:24,638 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:45:24,639 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:45:24,639 INFO L82 PathProgramCache]: Analyzing trace with hash -1954653198, now seen corresponding path program 1 times [2020-10-20 01:45:24,639 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:45:24,639 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [93919035] [2020-10-20 01:45:24,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:45:24,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:45:24,684 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 01:45:24,685 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [93919035] [2020-10-20 01:45:24,685 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:45:24,685 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-20 01:45:24,685 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [911247343] [2020-10-20 01:45:24,686 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 01:45:24,686 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:45:24,686 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 01:45:24,687 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 01:45:24,687 INFO L87 Difference]: Start difference. First operand 111 states and 149 transitions. Second operand 3 states. [2020-10-20 01:45:24,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:45:24,735 INFO L93 Difference]: Finished difference Result 265 states and 357 transitions. [2020-10-20 01:45:24,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 01:45:24,735 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 37 [2020-10-20 01:45:24,736 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:45:24,737 INFO L225 Difference]: With dead ends: 265 [2020-10-20 01:45:24,737 INFO L226 Difference]: Without dead ends: 161 [2020-10-20 01:45:24,738 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 01:45:24,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2020-10-20 01:45:24,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 161. [2020-10-20 01:45:24,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 161 states. [2020-10-20 01:45:24,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 212 transitions. [2020-10-20 01:45:24,753 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 212 transitions. Word has length 37 [2020-10-20 01:45:24,753 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:45:24,753 INFO L481 AbstractCegarLoop]: Abstraction has 161 states and 212 transitions. [2020-10-20 01:45:24,753 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 01:45:24,753 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 212 transitions. [2020-10-20 01:45:24,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-10-20 01:45:24,755 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:45:24,755 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 01:45:24,755 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-20 01:45:24,756 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:45:24,756 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:45:24,756 INFO L82 PathProgramCache]: Analyzing trace with hash -418855246, now seen corresponding path program 1 times [2020-10-20 01:45:24,756 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:45:24,757 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [840143737] [2020-10-20 01:45:24,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:45:24,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:45:24,859 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 01:45:24,859 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [840143737] [2020-10-20 01:45:24,859 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:45:24,860 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-20 01:45:24,860 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [107489006] [2020-10-20 01:45:24,860 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-20 01:45:24,860 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:45:24,861 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-20 01:45:24,861 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-10-20 01:45:24,862 INFO L87 Difference]: Start difference. First operand 161 states and 212 transitions. Second operand 7 states. [2020-10-20 01:45:25,072 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2020-10-20 01:45:25,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:45:25,293 INFO L93 Difference]: Finished difference Result 741 states and 1004 transitions. [2020-10-20 01:45:25,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-20 01:45:25,294 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 38 [2020-10-20 01:45:25,294 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:45:25,297 INFO L225 Difference]: With dead ends: 741 [2020-10-20 01:45:25,297 INFO L226 Difference]: Without dead ends: 637 [2020-10-20 01:45:25,298 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2020-10-20 01:45:25,299 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 637 states. [2020-10-20 01:45:25,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 637 to 263. [2020-10-20 01:45:25,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 263 states. [2020-10-20 01:45:25,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 263 states and 346 transitions. [2020-10-20 01:45:25,326 INFO L78 Accepts]: Start accepts. Automaton has 263 states and 346 transitions. Word has length 38 [2020-10-20 01:45:25,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:45:25,327 INFO L481 AbstractCegarLoop]: Abstraction has 263 states and 346 transitions. [2020-10-20 01:45:25,327 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-20 01:45:25,327 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 346 transitions. [2020-10-20 01:45:25,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-10-20 01:45:25,328 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:45:25,329 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 01:45:25,329 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-20 01:45:25,329 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:45:25,330 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:45:25,330 INFO L82 PathProgramCache]: Analyzing trace with hash -610020568, now seen corresponding path program 1 times [2020-10-20 01:45:25,330 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:45:25,330 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1771208391] [2020-10-20 01:45:25,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:45:25,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:45:25,416 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 01:45:25,417 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1771208391] [2020-10-20 01:45:25,417 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1095308830] [2020-10-20 01:45:25,417 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 01:45:25,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:45:25,577 INFO L263 TraceCheckSpWp]: Trace formula consists of 463 conjuncts, 5 conjunts are in the unsatisfiable core [2020-10-20 01:45:25,585 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 01:45:25,671 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 01:45:25,672 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-20 01:45:25,672 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5] total 10 [2020-10-20 01:45:25,673 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1316119620] [2020-10-20 01:45:25,673 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-20 01:45:25,674 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:45:25,674 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-20 01:45:25,674 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-10-20 01:45:25,674 INFO L87 Difference]: Start difference. First operand 263 states and 346 transitions. Second operand 10 states. [2020-10-20 01:45:26,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:45:26,018 INFO L93 Difference]: Finished difference Result 599 states and 799 transitions. [2020-10-20 01:45:26,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-20 01:45:26,019 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 61 [2020-10-20 01:45:26,019 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:45:26,019 INFO L225 Difference]: With dead ends: 599 [2020-10-20 01:45:26,020 INFO L226 Difference]: Without dead ends: 0 [2020-10-20 01:45:26,021 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 01:45:26,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-20 01:45:26,022 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-20 01:45:26,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-20 01:45:26,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-20 01:45:26,022 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 61 [2020-10-20 01:45:26,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:45:26,023 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-20 01:45:26,023 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-20 01:45:26,023 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-20 01:45:26,023 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-20 01:45:26,238 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2020-10-20 01:45:26,240 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-20 01:45:26,750 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 65 [2020-10-20 01:45:26,954 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 71 [2020-10-20 01:45:27,428 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 27 [2020-10-20 01:45:27,602 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 32 [2020-10-20 01:45:27,883 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 36 [2020-10-20 01:45:28,186 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 32 [2020-10-20 01:45:28,532 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 30 [2020-10-20 01:45:28,689 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 30 [2020-10-20 01:45:28,893 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 28 [2020-10-20 01:45:29,347 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 29 [2020-10-20 01:45:29,457 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 24 [2020-10-20 01:45:29,679 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 30 [2020-10-20 01:45:29,847 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 16 [2020-10-20 01:45:29,904 INFO L274 CegarLoopResult]: For program point L960(lines 960 964) no Hoare annotation was computed. [2020-10-20 01:45:29,905 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-20 01:45:29,905 INFO L274 CegarLoopResult]: For program point L102(lines 102 110) no Hoare annotation was computed. [2020-10-20 01:45:29,905 INFO L274 CegarLoopResult]: For program point L102-1(lines 102 110) no Hoare annotation was computed. [2020-10-20 01:45:29,905 INFO L274 CegarLoopResult]: For program point L102-2(lines 102 110) no Hoare annotation was computed. [2020-10-20 01:45:29,905 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-10-20 01:45:29,906 INFO L274 CegarLoopResult]: For program point L102-3(lines 102 110) no Hoare annotation was computed. [2020-10-20 01:45:29,906 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-10-20 01:45:29,906 INFO L274 CegarLoopResult]: For program point L102-4(lines 102 110) no Hoare annotation was computed. [2020-10-20 01:45:29,906 INFO L274 CegarLoopResult]: For program point L102-5(lines 102 110) no Hoare annotation was computed. [2020-10-20 01:45:29,906 INFO L274 CegarLoopResult]: For program point L3-2(line 3) no Hoare annotation was computed. [2020-10-20 01:45:29,906 INFO L270 CegarLoopResult]: At program point L1028(lines 1023 1031) 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 01:45:29,907 INFO L270 CegarLoopResult]: At program point L1028-1(lines 1023 1031) the Hoare annotation is: false [2020-10-20 01:45:29,907 INFO L270 CegarLoopResult]: At program point L1028-2(lines 1023 1031) the Hoare annotation is: false [2020-10-20 01:45:29,907 INFO L270 CegarLoopResult]: At program point L797-2(lines 797 811) the Hoare annotation is: false [2020-10-20 01:45:29,908 INFO L270 CegarLoopResult]: At program point L269(lines 254 272) 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 01:45:29,908 INFO L270 CegarLoopResult]: At program point L269-1(lines 254 272) the Hoare annotation is: false [2020-10-20 01:45:29,908 INFO L270 CegarLoopResult]: At program point L269-2(lines 254 272) the Hoare annotation is: false [2020-10-20 01:45:29,908 INFO L274 CegarLoopResult]: For program point L798(line 798) no Hoare annotation was computed. [2020-10-20 01:45:29,909 INFO L274 CegarLoopResult]: For program point L402(lines 402 412) no Hoare annotation was computed. [2020-10-20 01:45:29,909 INFO L274 CegarLoopResult]: For program point L402-2(lines 402 412) no Hoare annotation was computed. [2020-10-20 01:45:29,909 INFO L274 CegarLoopResult]: For program point L402-4(lines 402 412) no Hoare annotation was computed. [2020-10-20 01:45:29,909 INFO L274 CegarLoopResult]: For program point L403(lines 403 409) no Hoare annotation was computed. [2020-10-20 01:45:29,909 INFO L274 CegarLoopResult]: For program point L403-2(lines 403 409) no Hoare annotation was computed. [2020-10-20 01:45:29,909 INFO L274 CegarLoopResult]: For program point L403-4(lines 403 409) no Hoare annotation was computed. [2020-10-20 01:45:29,910 INFO L270 CegarLoopResult]: At program point L73(lines 73 79) 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 01:45:29,910 INFO L270 CegarLoopResult]: At program point L73-1(lines 73 79) the Hoare annotation is: false [2020-10-20 01:45:29,910 INFO L270 CegarLoopResult]: At program point L73-2(lines 73 79) the Hoare annotation is: false [2020-10-20 01:45:29,910 INFO L274 CegarLoopResult]: For program point L801(lines 801 805) no Hoare annotation was computed. [2020-10-20 01:45:29,911 INFO L274 CegarLoopResult]: For program point L801-1(lines 801 805) no Hoare annotation was computed. [2020-10-20 01:45:29,911 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-20 01:45:29,911 INFO L274 CegarLoopResult]: For program point L340(lines 340 355) no Hoare annotation was computed. [2020-10-20 01:45:29,911 INFO L274 CegarLoopResult]: For program point L936(lines 936 940) no Hoare annotation was computed. [2020-10-20 01:45:29,911 INFO L274 CegarLoopResult]: For program point L936-3(lines 936 940) no Hoare annotation was computed. [2020-10-20 01:45:29,912 INFO L274 CegarLoopResult]: For program point L936-6(lines 936 940) no Hoare annotation was computed. [2020-10-20 01:45:29,912 INFO L274 CegarLoopResult]: For program point L277(lines 277 283) no Hoare annotation was computed. [2020-10-20 01:45:29,912 INFO L270 CegarLoopResult]: At program point L277-1(lines 277 283) 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 01:45:29,912 INFO L274 CegarLoopResult]: For program point L244(lines 244 248) no Hoare annotation was computed. [2020-10-20 01:45:29,913 INFO L274 CegarLoopResult]: For program point L244-2(lines 244 248) no Hoare annotation was computed. [2020-10-20 01:45:29,913 INFO L274 CegarLoopResult]: For program point L244-3(lines 244 248) no Hoare annotation was computed. [2020-10-20 01:45:29,913 INFO L274 CegarLoopResult]: For program point L244-5(lines 244 248) no Hoare annotation was computed. [2020-10-20 01:45:29,913 INFO L274 CegarLoopResult]: For program point L244-6(lines 244 248) no Hoare annotation was computed. [2020-10-20 01:45:29,913 INFO L274 CegarLoopResult]: For program point L244-8(lines 244 248) no Hoare annotation was computed. [2020-10-20 01:45:29,913 INFO L274 CegarLoopResult]: For program point L244-9(lines 244 248) no Hoare annotation was computed. [2020-10-20 01:45:29,914 INFO L274 CegarLoopResult]: For program point L244-11(lines 244 248) no Hoare annotation was computed. [2020-10-20 01:45:29,914 INFO L274 CegarLoopResult]: For program point L872(lines 872 879) no Hoare annotation was computed. [2020-10-20 01:45:29,914 INFO L274 CegarLoopResult]: For program point L244-12(lines 244 248) no Hoare annotation was computed. [2020-10-20 01:45:29,914 INFO L277 CegarLoopResult]: At program point L872-1(lines 872 879) the Hoare annotation is: true [2020-10-20 01:45:29,914 INFO L274 CegarLoopResult]: For program point L244-14(lines 244 248) no Hoare annotation was computed. [2020-10-20 01:45:29,914 INFO L274 CegarLoopResult]: For program point L244-15(lines 244 248) no Hoare annotation was computed. [2020-10-20 01:45:29,915 INFO L274 CegarLoopResult]: For program point L244-17(lines 244 248) no Hoare annotation was computed. [2020-10-20 01:45:29,915 INFO L270 CegarLoopResult]: At program point L377(lines 372 379) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~10 1) (= ~waterLevel~0 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-10-20 01:45:29,918 INFO L274 CegarLoopResult]: For program point L311(lines 310 359) no Hoare annotation was computed. [2020-10-20 01:45:29,919 INFO L270 CegarLoopResult]: At program point L1005(lines 1000 1008) 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 01:45:29,919 INFO L270 CegarLoopResult]: At program point L1005-1(lines 1000 1008) the Hoare annotation is: false [2020-10-20 01:45:29,919 INFO L270 CegarLoopResult]: At program point L1005-2(lines 1000 1008) the Hoare annotation is: false [2020-10-20 01:45:29,919 INFO L274 CegarLoopResult]: For program point L312(lines 312 316) no Hoare annotation was computed. [2020-10-20 01:45:29,920 INFO L270 CegarLoopResult]: At program point L973(lines 968 976) the Hoare annotation is: false [2020-10-20 01:45:29,920 INFO L270 CegarLoopResult]: At program point L973-1(lines 968 976) 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 01:45:29,920 INFO L270 CegarLoopResult]: At program point L973-2(lines 968 976) the Hoare annotation is: false [2020-10-20 01:45:29,920 INFO L270 CegarLoopResult]: At program point L973-3(lines 968 976) the Hoare annotation is: false [2020-10-20 01:45:29,920 INFO L270 CegarLoopResult]: At program point L973-4(lines 968 976) the Hoare annotation is: false [2020-10-20 01:45:29,921 INFO L270 CegarLoopResult]: At program point L973-5(lines 968 976) the Hoare annotation is: false [2020-10-20 01:45:29,921 INFO L270 CegarLoopResult]: At program point L908(lines 1 1031) the Hoare annotation is: (and (= ~waterLevel~0 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0)) [2020-10-20 01:45:29,921 INFO L274 CegarLoopResult]: For program point L348(lines 348 354) no Hoare annotation was computed. [2020-10-20 01:45:29,921 INFO L270 CegarLoopResult]: At program point L348-1(lines 1 1031) 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 01:45:29,922 INFO L270 CegarLoopResult]: At program point L250(lines 235 253) the Hoare annotation is: false [2020-10-20 01:45:29,922 INFO L270 CegarLoopResult]: At program point L250-1(lines 235 253) 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 (= |ULTIMATE.start_isHighWaterLevel_#res| 0) .cse2 .cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 0) .cse4 .cse5) (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3 .cse4 .cse5))) [2020-10-20 01:45:29,922 INFO L270 CegarLoopResult]: At program point L250-2(lines 235 253) the Hoare annotation is: false [2020-10-20 01:45:29,922 INFO L270 CegarLoopResult]: At program point L250-3(lines 235 253) the Hoare annotation is: false [2020-10-20 01:45:29,922 INFO L270 CegarLoopResult]: At program point L250-4(lines 235 253) the Hoare annotation is: false [2020-10-20 01:45:29,923 INFO L270 CegarLoopResult]: At program point L250-5(lines 235 253) the Hoare annotation is: false [2020-10-20 01:45:29,923 INFO L270 CegarLoopResult]: At program point L845(lines 841 847) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~10 1) (= ~waterLevel~0 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-10-20 01:45:29,923 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-10-20 01:45:29,923 INFO L270 CegarLoopResult]: At program point L186(lines 179 189) the Hoare annotation is: false [2020-10-20 01:45:29,923 INFO L270 CegarLoopResult]: At program point L186-1(lines 179 189) 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 01:45:29,924 INFO L270 CegarLoopResult]: At program point L186-2(lines 179 189) the Hoare annotation is: false [2020-10-20 01:45:29,924 INFO L270 CegarLoopResult]: At program point L186-3(lines 179 189) the Hoare annotation is: false [2020-10-20 01:45:29,924 INFO L270 CegarLoopResult]: At program point L186-4(lines 179 189) the Hoare annotation is: false [2020-10-20 01:45:29,924 INFO L270 CegarLoopResult]: At program point L186-5(lines 179 189) the Hoare annotation is: false [2020-10-20 01:45:29,924 INFO L274 CegarLoopResult]: For program point L1013(lines 1013 1019) no Hoare annotation was computed. [2020-10-20 01:45:29,925 INFO L274 CegarLoopResult]: For program point L1013-1(lines 1013 1019) no Hoare annotation was computed. [2020-10-20 01:45:29,925 INFO L274 CegarLoopResult]: For program point L1013-2(lines 1013 1019) no Hoare annotation was computed. [2020-10-20 01:45:29,925 INFO L274 CegarLoopResult]: For program point L1013-3(lines 1013 1019) no Hoare annotation was computed. [2020-10-20 01:45:29,925 INFO L274 CegarLoopResult]: For program point L1013-4(lines 1013 1019) no Hoare annotation was computed. [2020-10-20 01:45:29,934 INFO L277 CegarLoopResult]: At program point L881(lines 862 884) the Hoare annotation is: true [2020-10-20 01:45:29,934 INFO L274 CegarLoopResult]: For program point L1013-5(lines 1013 1019) no Hoare annotation was computed. [2020-10-20 01:45:29,934 INFO L274 CegarLoopResult]: For program point L320(lines 320 326) no Hoare annotation was computed. [2020-10-20 01:45:29,935 INFO L270 CegarLoopResult]: At program point L320-1(lines 320 326) 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 (= |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 01:45:29,935 INFO L274 CegarLoopResult]: For program point L948(lines 948 952) no Hoare annotation was computed. [2020-10-20 01:45:29,935 INFO L270 CegarLoopResult]: At program point L387(lines 66 72) 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 01:45:29,937 INFO L270 CegarLoopResult]: At program point L387-1(lines 66 72) the Hoare annotation is: false [2020-10-20 01:45:29,937 INFO L270 CegarLoopResult]: At program point L387-2(lines 66 72) the Hoare annotation is: false [2020-10-20 01:45:29,938 INFO L270 CegarLoopResult]: At program point L916(lines 911 919) the Hoare annotation is: (and (= ~waterLevel~0 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-10-20 01:45:29,938 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-20 01:45:29,938 INFO L274 CegarLoopResult]: For program point L124(lines 124 141) no Hoare annotation was computed. [2020-10-20 01:45:29,938 INFO L274 CegarLoopResult]: For program point L124-1(lines 124 141) no Hoare annotation was computed. [2020-10-20 01:45:29,938 INFO L274 CegarLoopResult]: For program point L124-2(lines 124 141) no Hoare annotation was computed. [2020-10-20 01:45:29,938 INFO L270 CegarLoopResult]: At program point L1018(lines 1009 1022) the Hoare annotation is: false [2020-10-20 01:45:29,939 INFO L270 CegarLoopResult]: At program point L1018-1(lines 1009 1022) 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 .cse0 .cse1 .cse2 .cse3 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1) .cse4 .cse5))) [2020-10-20 01:45:29,940 INFO L270 CegarLoopResult]: At program point L1018-2(lines 1009 1022) the Hoare annotation is: false [2020-10-20 01:45:29,940 INFO L270 CegarLoopResult]: At program point L1018-3(lines 1009 1022) the Hoare annotation is: false [2020-10-20 01:45:29,940 INFO L270 CegarLoopResult]: At program point L1018-4(lines 1009 1022) the Hoare annotation is: false [2020-10-20 01:45:29,941 INFO L270 CegarLoopResult]: At program point L1018-5(lines 1009 1022) the Hoare annotation is: false [2020-10-20 01:45:29,941 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-20 01:45:29,941 INFO L274 CegarLoopResult]: For program point L161(lines 161 167) no Hoare annotation was computed. [2020-10-20 01:45:29,941 INFO L274 CegarLoopResult]: For program point L128(lines 128 136) no Hoare annotation was computed. [2020-10-20 01:45:29,941 INFO L274 CegarLoopResult]: For program point L161-2(lines 161 167) no Hoare annotation was computed. [2020-10-20 01:45:29,941 INFO L274 CegarLoopResult]: For program point L128-1(lines 128 136) no Hoare annotation was computed. [2020-10-20 01:45:29,943 INFO L274 CegarLoopResult]: For program point L128-2(lines 128 136) no Hoare annotation was computed. [2020-10-20 01:45:29,943 INFO L274 CegarLoopResult]: For program point L161-4(lines 161 167) no Hoare annotation was computed. [2020-10-20 01:45:29,943 INFO L274 CegarLoopResult]: For program point L161-6(lines 161 167) no Hoare annotation was computed. [2020-10-20 01:45:29,944 INFO L274 CegarLoopResult]: For program point L161-8(lines 161 167) no Hoare annotation was computed. [2020-10-20 01:45:29,944 INFO L274 CegarLoopResult]: For program point L161-10(lines 161 167) no Hoare annotation was computed. [2020-10-20 01:45:29,944 INFO L270 CegarLoopResult]: At program point L360(lines 309 361) the Hoare annotation is: false [2020-10-20 01:45:29,944 INFO L270 CegarLoopResult]: At program point L195(lines 190 198) 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 01:45:29,945 INFO L270 CegarLoopResult]: At program point L195-1(lines 190 198) 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 01:45:29,945 INFO L270 CegarLoopResult]: At program point L195-2(lines 190 198) the Hoare annotation is: false [2020-10-20 01:45:29,945 INFO L270 CegarLoopResult]: At program point L195-3(lines 190 198) the Hoare annotation is: false [2020-10-20 01:45:29,945 INFO L270 CegarLoopResult]: At program point L195-4(lines 190 198) the Hoare annotation is: false [2020-10-20 01:45:29,946 INFO L270 CegarLoopResult]: At program point L195-5(lines 190 198) the Hoare annotation is: false [2020-10-20 01:45:29,946 INFO L274 CegarLoopResult]: For program point L263(lines 263 267) no Hoare annotation was computed. [2020-10-20 01:45:29,946 INFO L274 CegarLoopResult]: For program point L263-2(lines 263 267) no Hoare annotation was computed. [2020-10-20 01:45:29,946 INFO L274 CegarLoopResult]: For program point L263-3(lines 263 267) no Hoare annotation was computed. [2020-10-20 01:45:29,946 INFO L274 CegarLoopResult]: For program point L98(lines 98 115) no Hoare annotation was computed. [2020-10-20 01:45:29,946 INFO L274 CegarLoopResult]: For program point L263-5(lines 263 267) no Hoare annotation was computed. [2020-10-20 01:45:29,947 INFO L274 CegarLoopResult]: For program point L98-1(lines 98 115) no Hoare annotation was computed. [2020-10-20 01:45:29,947 INFO L274 CegarLoopResult]: For program point L263-6(lines 263 267) no Hoare annotation was computed. [2020-10-20 01:45:29,947 INFO L274 CegarLoopResult]: For program point L98-2(lines 98 115) no Hoare annotation was computed. [2020-10-20 01:45:29,947 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-10-20 01:45:29,947 INFO L274 CegarLoopResult]: For program point L98-3(lines 98 115) no Hoare annotation was computed. [2020-10-20 01:45:29,947 INFO L274 CegarLoopResult]: For program point L263-8(lines 263 267) no Hoare annotation was computed. [2020-10-20 01:45:29,948 INFO L274 CegarLoopResult]: For program point L98-4(lines 98 115) no Hoare annotation was computed. [2020-10-20 01:45:29,948 INFO L274 CegarLoopResult]: For program point L98-5(lines 98 115) no Hoare annotation was computed. [2020-10-20 01:45:29,948 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-20 01:45:29,948 INFO L274 CegarLoopResult]: For program point L330(lines 330 336) no Hoare annotation was computed. [2020-10-20 01:45:29,948 INFO L270 CegarLoopResult]: At program point L330-1(lines 330 336) 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 (= |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 01:45:29,949 INFO L270 CegarLoopResult]: At program point L66(lines 62 84) 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 01:45:29,949 INFO L270 CegarLoopResult]: At program point L66-1(lines 62 84) the Hoare annotation is: false [2020-10-20 01:45:29,949 INFO L270 CegarLoopResult]: At program point L66-2(lines 62 84) the Hoare annotation is: false [2020-10-20 01:45:29,949 INFO L274 CegarLoopResult]: For program point L925(line 925) no Hoare annotation was computed. [2020-10-20 01:45:29,949 INFO L274 CegarLoopResult]: For program point L925-1(line 925) no Hoare annotation was computed. [2020-10-20 01:45:29,949 INFO L274 CegarLoopResult]: For program point L925-2(line 925) no Hoare annotation was computed. [2020-10-20 01:45:29,949 INFO L274 CegarLoopResult]: For program point L398(lines 398 415) no Hoare annotation was computed. [2020-10-20 01:45:29,949 INFO L270 CegarLoopResult]: At program point L398-1(lines 1 1031) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse6 (<= 1 ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse5 (not (= 0 ~systemActive~0))) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (<= ~waterLevel~0 2)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse5 .cse1 .cse2 .cse3 .cse4) (and .cse6 .cse0 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse5 .cse2 .cse3 .cse4) (and .cse6 .cse0 (<= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~6 2) (<= |ULTIMATE.start_getWaterLevel_#res| 2) .cse5 (<= 2 ~waterLevel~0) (<= 2 |ULTIMATE.start_getWaterLevel_#res|) .cse2 .cse3 .cse4 (< 1 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~6)))) [2020-10-20 01:45:29,949 INFO L274 CegarLoopResult]: For program point L398-2(lines 398 415) no Hoare annotation was computed. [2020-10-20 01:45:29,949 INFO L270 CegarLoopResult]: At program point L398-3(lines 1 1031) the Hoare annotation is: false [2020-10-20 01:45:29,950 INFO L274 CegarLoopResult]: For program point L398-4(lines 398 415) no Hoare annotation was computed. [2020-10-20 01:45:29,950 INFO L270 CegarLoopResult]: At program point L398-5(lines 1 1031) the Hoare annotation is: false [2020-10-20 01:45:29,990 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.10 01:45:29 BoogieIcfgContainer [2020-10-20 01:45:29,990 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-20 01:45:29,991 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-20 01:45:29,991 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-20 01:45:29,991 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-20 01:45:29,992 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 01:45:29,996 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-10-20 01:45:30,020 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-10-20 01:45:30,022 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-10-20 01:45:30,024 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-10-20 01:45:30,025 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-10-20 01:45:30,027 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-10-20 01:45:30,028 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-20 01:45:30,029 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-20 01:45:30,063 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((waterLevel == 1 && !(0 == systemActive)) && pumpRunning == 0) && \result == 1 [2020-10-20 01:45:30,063 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 1 && waterLevel == 1) && !(0 == systemActive)) && pumpRunning == 0) && \result == 1 [2020-10-20 01:45:30,063 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 1 && waterLevel == 1) && !(0 == systemActive)) && pumpRunning == 0) && \result == 1 [2020-10-20 01:45:30,064 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((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)) || ((((((((((1 <= pumpRunning && tmp == 1) && tmp <= 2) && \result <= 2) && !(0 == systemActive)) && 2 <= waterLevel) && 2 <= \result) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) && 1 < tmp) [2020-10-20 01:45:30,064 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 && \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 01:45:30,065 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 && \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 01:45:30,065 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 01:45:30,066 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1 [2020-10-20 01:45:30,066 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 01:45:30,067 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 01:45:30,067 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 01:45:30,067 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 01:45:30,069 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 01:45:30,069 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 01:45:30,070 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && !(0 == systemActive)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || ((((((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && waterLevel <= 2) && \result == 1) [2020-10-20 01:45:30,070 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 01:45:30,071 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 01:45:30,072 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 0) && waterLevel <= 2) && \result == 1) || ((((((tmp == 1 && !(0 == systemActive)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) [2020-10-20 01:45:30,073 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 01:45:30,074 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 01:45:30,165 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-10-20 01:45:30,165 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-20 01:45:30,167 INFO L168 Benchmark]: Toolchain (without parser) took 9508.96 ms. Allocated memory was 37.2 MB in the beginning and 114.3 MB in the end (delta: 77.1 MB). Free memory was 20.5 MB in the beginning and 68.7 MB in the end (delta: -48.3 MB). Peak memory consumption was 28.8 MB. Max. memory is 14.3 GB. [2020-10-20 01:45:30,167 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 34.6 MB. Free memory was 13.0 MB in the beginning and 12.9 MB in the end (delta: 52.4 kB). Peak memory consumption was 52.4 kB. Max. memory is 14.3 GB. [2020-10-20 01:45:30,168 INFO L168 Benchmark]: CACSL2BoogieTranslator took 656.58 ms. Allocated memory was 37.2 MB in the beginning and 47.2 MB in the end (delta: 10.0 MB). Free memory was 19.6 MB in the beginning and 29.6 MB in the end (delta: -10.0 MB). Peak memory consumption was 18.8 MB. Max. memory is 14.3 GB. [2020-10-20 01:45:30,168 INFO L168 Benchmark]: Boogie Procedure Inliner took 78.31 ms. Allocated memory is still 47.2 MB. Free memory was 29.6 MB in the beginning and 25.1 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 14.3 GB. [2020-10-20 01:45:30,169 INFO L168 Benchmark]: Boogie Preprocessor took 86.02 ms. Allocated memory is still 47.2 MB. Free memory was 25.1 MB in the beginning and 21.3 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 14.3 GB. [2020-10-20 01:45:30,169 INFO L168 Benchmark]: RCFGBuilder took 1057.80 ms. Allocated memory was 47.2 MB in the beginning and 50.9 MB in the end (delta: 3.7 MB). Free memory was 21.3 MB in the beginning and 10.4 MB in the end (delta: 10.9 MB). Peak memory consumption was 15.3 MB. Max. memory is 14.3 GB. [2020-10-20 01:45:30,170 INFO L168 Benchmark]: TraceAbstraction took 7445.68 ms. Allocated memory was 50.9 MB in the beginning and 114.3 MB in the end (delta: 63.4 MB). Free memory was 10.1 MB in the beginning and 86.0 MB in the end (delta: -75.9 MB). Peak memory consumption was 58.9 MB. Max. memory is 14.3 GB. [2020-10-20 01:45:30,170 INFO L168 Benchmark]: Witness Printer took 174.69 ms. Allocated memory is still 114.3 MB. Free memory was 86.0 MB in the beginning and 68.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 14.3 GB. [2020-10-20 01:45:30,173 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 34.6 MB. Free memory was 13.0 MB in the beginning and 12.9 MB in the end (delta: 52.4 kB). Peak memory consumption was 52.4 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 656.58 ms. Allocated memory was 37.2 MB in the beginning and 47.2 MB in the end (delta: 10.0 MB). Free memory was 19.6 MB in the beginning and 29.6 MB in the end (delta: -10.0 MB). Peak memory consumption was 18.8 MB. Max. memory is 14.3 GB. * Boogie Procedure Inliner took 78.31 ms. Allocated memory is still 47.2 MB. Free memory was 29.6 MB in the beginning and 25.1 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 14.3 GB. * Boogie Preprocessor took 86.02 ms. Allocated memory is still 47.2 MB. Free memory was 25.1 MB in the beginning and 21.3 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 14.3 GB. * RCFGBuilder took 1057.80 ms. Allocated memory was 47.2 MB in the beginning and 50.9 MB in the end (delta: 3.7 MB). Free memory was 21.3 MB in the beginning and 10.4 MB in the end (delta: 10.9 MB). Peak memory consumption was 15.3 MB. Max. memory is 14.3 GB. * TraceAbstraction took 7445.68 ms. Allocated memory was 50.9 MB in the beginning and 114.3 MB in the end (delta: 63.4 MB). Free memory was 10.1 MB in the beginning and 86.0 MB in the end (delta: -75.9 MB). Peak memory consumption was 58.9 MB. Max. memory is 14.3 GB. * Witness Printer took 174.69 ms. Allocated memory is still 114.3 MB. Free memory was 86.0 MB in the beginning and 68.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 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: 179]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 66]: 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: 1000]: 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: 1]: Loop Invariant Derived loop invariant: (((((((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)) || ((((((((((1 <= pumpRunning && tmp == 1) && tmp <= 2) && \result <= 2) && !(0 == systemActive)) && 2 <= waterLevel) && 2 <= \result) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) && 1 < tmp) - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1000]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 73]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 73]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1000]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 73]: 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: 968]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 968]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 862]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 797]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: (((((tmp == 1 && !(0 == systemActive)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1 - InvariantResult [Line: 372]: Loop Invariant Derived loop invariant: (((tmp == 1 && waterLevel == 1) && !(0 == systemActive)) && pumpRunning == 0) && \result == 1 - InvariantResult [Line: 1023]: Loop Invariant Derived loop invariant: ((((((1 <= pumpRunning && tmp == 1) && 1 <= switchedOnBeforeTS) && 1 <= \result) && !(0 == systemActive)) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1 - InvariantResult [Line: 1023]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 841]: Loop Invariant Derived loop invariant: (((tmp == 1 && waterLevel == 1) && !(0 == systemActive)) && pumpRunning == 0) && \result == 1 - InvariantResult [Line: 968]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1023]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 968]: Loop Invariant Derived loop invariant: (((((tmp == 1 && !(0 == systemActive)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1 - InvariantResult [Line: 968]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 190]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 968]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 330]: Loop Invariant Derived loop invariant: ((((((((1 <= pumpRunning && tmp == 1) && !(0 == systemActive)) && 2 <= waterLevel) && splverifierCounter == 0) && 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: 62]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 62]: 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: 1]: 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: 1009]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && !(0 == systemActive)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || ((((((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 235]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1009]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1009]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (waterLevel == 1 && !(0 == systemActive)) && pumpRunning == 0 - InvariantResult [Line: 1009]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1009]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 911]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && !(0 == systemActive)) && pumpRunning == 0) && \result == 1 - InvariantResult [Line: 190]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 235]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 190]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 309]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 235]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 190]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 872]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 235]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 190]: 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: 235]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 190]: 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: 235]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 0) && waterLevel <= 2) && \result == 1) || ((((((tmp == 1 && !(0 == systemActive)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 1009]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 320]: Loop Invariant Derived loop invariant: ((((((((1 <= pumpRunning && tmp == 1) && !(0 == systemActive)) && 2 <= waterLevel) && splverifierCounter == 0) && 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: 277]: Loop Invariant Derived loop invariant: (((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 254]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 254]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 254]: Loop Invariant Derived loop invariant: ((((((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: 3.6s, OverallIterations: 10, TraceHistogramMax: 2, AutomataDifference: 1.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1212 SDtfs, 1807 SDslu, 1567 SDs, 0 SdLazy, 272 SolverSat, 89 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 134 GetRequests, 85 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.6s 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: 0.2s AutomataMinimizationTime, 10 MinimizatonAttempts, 658 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 63 LocationsWithAnnotation, 63 PreInvPairs, 217 NumberOfFragments, 1071 HoareAnnotationTreeSize, 63 FomulaSimplifications, 86309 FormulaSimplificationTreeSizeReduction, 1.0s HoareSimplificationTime, 63 FomulaSimplificationsInter, 13024 FormulaSimplificationTreeSizeReductionInter, 2.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 393 NumberOfCodeBlocks, 393 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 382 ConstructedInterpolants, 0 QuantifiedInterpolants, 33174 SizeOfPredicates, 4 NumberOfNonLiveVariables, 463 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...