./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec4_product64.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 20ed64ec Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/product-lines/minepump_spec4_product64.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 160c8d64ba84e9e53149049b180f0e762ed5d721 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-20ed64e [2021-08-26 08:45:07,272 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-26 08:45:07,275 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-26 08:45:07,314 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-26 08:45:07,315 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-26 08:45:07,318 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-26 08:45:07,319 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-26 08:45:07,324 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-26 08:45:07,336 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-26 08:45:07,341 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-26 08:45:07,342 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-26 08:45:07,343 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-26 08:45:07,343 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-26 08:45:07,345 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-26 08:45:07,347 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-26 08:45:07,350 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-26 08:45:07,351 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-26 08:45:07,351 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-26 08:45:07,354 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-26 08:45:07,359 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-26 08:45:07,360 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-26 08:45:07,361 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-26 08:45:07,363 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-26 08:45:07,364 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-26 08:45:07,370 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-26 08:45:07,371 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-26 08:45:07,371 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-26 08:45:07,373 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-26 08:45:07,373 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-26 08:45:07,374 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-26 08:45:07,374 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-26 08:45:07,375 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-26 08:45:07,376 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-26 08:45:07,377 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-26 08:45:07,378 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-26 08:45:07,378 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-26 08:45:07,379 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-26 08:45:07,379 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-26 08:45:07,379 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-26 08:45:07,380 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-26 08:45:07,381 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-26 08:45:07,385 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-08-26 08:45:07,420 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-26 08:45:07,421 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-26 08:45:07,422 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-26 08:45:07,422 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-26 08:45:07,424 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-26 08:45:07,424 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-26 08:45:07,424 INFO L138 SettingsManager]: * Use SBE=true [2021-08-26 08:45:07,425 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-26 08:45:07,425 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-26 08:45:07,425 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-26 08:45:07,426 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-26 08:45:07,426 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-26 08:45:07,426 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-26 08:45:07,426 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-26 08:45:07,427 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-26 08:45:07,427 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-26 08:45:07,427 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-26 08:45:07,427 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-26 08:45:07,427 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-26 08:45:07,428 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-26 08:45:07,428 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-26 08:45:07,428 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-26 08:45:07,428 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-26 08:45:07,429 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-26 08:45:07,429 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-26 08:45:07,429 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-26 08:45:07,429 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-26 08:45:07,429 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-26 08:45:07,430 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-26 08:45:07,430 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-26 08:45:07,430 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 160c8d64ba84e9e53149049b180f0e762ed5d721 [2021-08-26 08:45:07,754 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-26 08:45:07,781 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-26 08:45:07,783 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-26 08:45:07,785 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-26 08:45:07,785 INFO L275 PluginConnector]: CDTParser initialized [2021-08-26 08:45:07,786 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec4_product64.cil.c [2021-08-26 08:45:07,853 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/891535ec0/53ca7d882e8e466e87f97c39d3d7f274/FLAG1b53048e0 [2021-08-26 08:45:08,371 INFO L306 CDTParser]: Found 1 translation units. [2021-08-26 08:45:08,373 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec4_product64.cil.c [2021-08-26 08:45:08,388 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/891535ec0/53ca7d882e8e466e87f97c39d3d7f274/FLAG1b53048e0 [2021-08-26 08:45:08,697 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/891535ec0/53ca7d882e8e466e87f97c39d3d7f274 [2021-08-26 08:45:08,698 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-26 08:45:08,700 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-26 08:45:08,704 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-26 08:45:08,704 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-26 08:45:08,706 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-26 08:45:08,706 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 08:45:08" (1/1) ... [2021-08-26 08:45:08,707 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18b34ea0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:08, skipping insertion in model container [2021-08-26 08:45:08,707 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 08:45:08" (1/1) ... [2021-08-26 08:45:08,713 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-26 08:45:08,761 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-26 08:45:08,924 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec4_product64.cil.c[2573,2586] [2021-08-26 08:45:09,031 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-26 08:45:09,044 INFO L203 MainTranslator]: Completed pre-run [2021-08-26 08:45:09,071 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec4_product64.cil.c[2573,2586] [2021-08-26 08:45:09,129 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-26 08:45:09,160 INFO L208 MainTranslator]: Completed translation [2021-08-26 08:45:09,161 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:09 WrapperNode [2021-08-26 08:45:09,162 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-26 08:45:09,163 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-26 08:45:09,164 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-26 08:45:09,164 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-26 08:45:09,170 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:09" (1/1) ... [2021-08-26 08:45:09,186 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:09" (1/1) ... [2021-08-26 08:45:09,261 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-26 08:45:09,265 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-26 08:45:09,265 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-26 08:45:09,265 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-26 08:45:09,272 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:09" (1/1) ... [2021-08-26 08:45:09,272 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:09" (1/1) ... [2021-08-26 08:45:09,282 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:09" (1/1) ... [2021-08-26 08:45:09,293 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:09" (1/1) ... [2021-08-26 08:45:09,314 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:09" (1/1) ... [2021-08-26 08:45:09,349 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:09" (1/1) ... [2021-08-26 08:45:09,352 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:09" (1/1) ... [2021-08-26 08:45:09,358 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-26 08:45:09,359 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-26 08:45:09,359 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-26 08:45:09,359 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-26 08:45:09,360 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:09" (1/1) ... [2021-08-26 08:45:09,365 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-26 08:45:09,371 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-26 08:45:09,383 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-08-26 08:45:09,400 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-08-26 08:45:09,423 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-26 08:45:09,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-26 08:45:09,425 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-26 08:45:09,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-26 08:45:10,265 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-26 08:45:10,266 INFO L299 CfgBuilder]: Removed 354 assume(true) statements. [2021-08-26 08:45:10,268 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 08:45:10 BoogieIcfgContainer [2021-08-26 08:45:10,268 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-26 08:45:10,269 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-26 08:45:10,270 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-26 08:45:10,272 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-26 08:45:10,272 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.08 08:45:08" (1/3) ... [2021-08-26 08:45:10,273 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@bab7322 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.08 08:45:10, skipping insertion in model container [2021-08-26 08:45:10,273 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:09" (2/3) ... [2021-08-26 08:45:10,273 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@bab7322 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.08 08:45:10, skipping insertion in model container [2021-08-26 08:45:10,274 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 08:45:10" (3/3) ... [2021-08-26 08:45:10,275 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product64.cil.c [2021-08-26 08:45:10,280 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-26 08:45:10,280 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-08-26 08:45:10,323 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-08-26 08:45:10,330 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-08-26 08:45:10,331 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-08-26 08:45:10,354 INFO L276 IsEmpty]: Start isEmpty. Operand has 227 states, 223 states have (on average 1.5201793721973094) internal successors, (339), 226 states have internal predecessors, (339), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:45:10,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-08-26 08:45:10,360 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:45:10,360 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:45:10,361 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:45:10,371 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:45:10,371 INFO L82 PathProgramCache]: Analyzing trace with hash -1807762564, now seen corresponding path program 1 times [2021-08-26 08:45:10,377 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:45:10,378 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [505015975] [2021-08-26 08:45:10,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:45:10,378 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:45:10,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:45:10,613 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 08:45:10,614 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:45:10,615 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [505015975] [2021-08-26 08:45:10,615 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [505015975] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:45:10,616 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:45:10,616 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-26 08:45:10,626 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [557081648] [2021-08-26 08:45:10,630 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-08-26 08:45:10,631 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:45:10,643 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-08-26 08:45:10,645 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-26 08:45:10,648 INFO L87 Difference]: Start difference. First operand has 227 states, 223 states have (on average 1.5201793721973094) internal successors, (339), 226 states have internal predecessors, (339), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:45:10,704 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:45:10,705 INFO L93 Difference]: Finished difference Result 448 states and 671 transitions. [2021-08-26 08:45:10,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-26 08:45:10,706 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-08-26 08:45:10,706 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:45:10,715 INFO L225 Difference]: With dead ends: 448 [2021-08-26 08:45:10,716 INFO L226 Difference]: Without dead ends: 223 [2021-08-26 08:45:10,719 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-26 08:45:10,732 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 223 states. [2021-08-26 08:45:10,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 223 to 223. [2021-08-26 08:45:10,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 223 states, 220 states have (on average 1.4863636363636363) internal successors, (327), 222 states have internal predecessors, (327), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:45:10,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 223 states and 327 transitions. [2021-08-26 08:45:10,770 INFO L78 Accepts]: Start accepts. Automaton has 223 states and 327 transitions. Word has length 16 [2021-08-26 08:45:10,771 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:45:10,771 INFO L470 AbstractCegarLoop]: Abstraction has 223 states and 327 transitions. [2021-08-26 08:45:10,771 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:45:10,771 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 327 transitions. [2021-08-26 08:45:10,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-08-26 08:45:10,773 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:45:10,773 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:45:10,773 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-26 08:45:10,773 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:45:10,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:45:10,774 INFO L82 PathProgramCache]: Analyzing trace with hash 1440447835, now seen corresponding path program 1 times [2021-08-26 08:45:10,774 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:45:10,775 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [884092837] [2021-08-26 08:45:10,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:45:10,775 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:45:10,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:45:10,856 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 08:45:10,857 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:45:10,857 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [884092837] [2021-08-26 08:45:10,858 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [884092837] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:45:10,858 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:45:10,858 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-26 08:45:10,858 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1204523403] [2021-08-26 08:45:10,859 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-26 08:45:10,859 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:45:10,862 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-26 08:45:10,862 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 08:45:10,862 INFO L87 Difference]: Start difference. First operand 223 states and 327 transitions. Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:45:10,881 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:45:10,886 INFO L93 Difference]: Finished difference Result 223 states and 327 transitions. [2021-08-26 08:45:10,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-26 08:45:10,887 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2021-08-26 08:45:10,887 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:45:10,888 INFO L225 Difference]: With dead ends: 223 [2021-08-26 08:45:10,890 INFO L226 Difference]: Without dead ends: 85 [2021-08-26 08:45:10,891 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.8ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 08:45:10,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2021-08-26 08:45:10,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2021-08-26 08:45:10,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 84 states have (on average 1.4761904761904763) internal successors, (124), 84 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:45:10,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 124 transitions. [2021-08-26 08:45:10,900 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 124 transitions. Word has length 17 [2021-08-26 08:45:10,900 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:45:10,901 INFO L470 AbstractCegarLoop]: Abstraction has 85 states and 124 transitions. [2021-08-26 08:45:10,901 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:45:10,901 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 124 transitions. [2021-08-26 08:45:10,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-08-26 08:45:10,903 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:45:10,903 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:45:10,903 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-26 08:45:10,904 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:45:10,904 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:45:10,904 INFO L82 PathProgramCache]: Analyzing trace with hash -1020108702, now seen corresponding path program 1 times [2021-08-26 08:45:10,905 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:45:10,905 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [168274949] [2021-08-26 08:45:10,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:45:10,906 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:45:10,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:45:11,019 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 08:45:11,019 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:45:11,020 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [168274949] [2021-08-26 08:45:11,020 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [168274949] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:45:11,020 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:45:11,020 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-26 08:45:11,020 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [358927591] [2021-08-26 08:45:11,021 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-26 08:45:11,021 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:45:11,021 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-26 08:45:11,022 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-26 08:45:11,022 INFO L87 Difference]: Start difference. First operand 85 states and 124 transitions. Second operand has 5 states, 5 states have (on average 4.4) internal successors, (22), 5 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:45:11,067 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:45:11,067 INFO L93 Difference]: Finished difference Result 187 states and 276 transitions. [2021-08-26 08:45:11,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-26 08:45:11,068 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.4) internal successors, (22), 5 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2021-08-26 08:45:11,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:45:11,069 INFO L225 Difference]: With dead ends: 187 [2021-08-26 08:45:11,069 INFO L226 Difference]: Without dead ends: 108 [2021-08-26 08:45:11,070 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 31.3ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-08-26 08:45:11,070 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2021-08-26 08:45:11,078 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 104. [2021-08-26 08:45:11,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104 states, 103 states have (on average 1.4854368932038835) internal successors, (153), 103 states have internal predecessors, (153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:45:11,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 153 transitions. [2021-08-26 08:45:11,079 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 153 transitions. Word has length 22 [2021-08-26 08:45:11,079 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:45:11,079 INFO L470 AbstractCegarLoop]: Abstraction has 104 states and 153 transitions. [2021-08-26 08:45:11,080 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.4) internal successors, (22), 5 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:45:11,080 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 153 transitions. [2021-08-26 08:45:11,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-08-26 08:45:11,081 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:45:11,081 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:45:11,081 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-08-26 08:45:11,081 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:45:11,082 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:45:11,082 INFO L82 PathProgramCache]: Analyzing trace with hash -1236801791, now seen corresponding path program 1 times [2021-08-26 08:45:11,082 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:45:11,082 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1735795010] [2021-08-26 08:45:11,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:45:11,083 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:45:11,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:45:11,151 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 08:45:11,152 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:45:11,152 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1735795010] [2021-08-26 08:45:11,152 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1735795010] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:45:11,153 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:45:11,153 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-26 08:45:11,153 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1902805244] [2021-08-26 08:45:11,154 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-26 08:45:11,154 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:45:11,154 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-26 08:45:11,155 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 08:45:11,155 INFO L87 Difference]: Start difference. First operand 104 states and 153 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 2 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:45:11,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:45:11,197 INFO L93 Difference]: Finished difference Result 208 states and 308 transitions. [2021-08-26 08:45:11,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-26 08:45:11,198 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 2 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2021-08-26 08:45:11,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:45:11,200 INFO L225 Difference]: With dead ends: 208 [2021-08-26 08:45:11,200 INFO L226 Difference]: Without dead ends: 110 [2021-08-26 08:45:11,201 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.9ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 08:45:11,202 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2021-08-26 08:45:11,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 108. [2021-08-26 08:45:11,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 108 states, 107 states have (on average 1.4299065420560748) internal successors, (153), 107 states have internal predecessors, (153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:45:11,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 153 transitions. [2021-08-26 08:45:11,221 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 153 transitions. Word has length 25 [2021-08-26 08:45:11,221 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:45:11,221 INFO L470 AbstractCegarLoop]: Abstraction has 108 states and 153 transitions. [2021-08-26 08:45:11,221 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 2 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:45:11,222 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 153 transitions. [2021-08-26 08:45:11,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-08-26 08:45:11,226 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:45:11,226 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:45:11,226 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-08-26 08:45:11,227 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:45:11,228 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:45:11,228 INFO L82 PathProgramCache]: Analyzing trace with hash -1574884233, now seen corresponding path program 1 times [2021-08-26 08:45:11,229 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:45:11,229 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [926385772] [2021-08-26 08:45:11,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:45:11,229 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:45:11,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:45:11,323 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 08:45:11,323 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:45:11,324 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [926385772] [2021-08-26 08:45:11,324 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [926385772] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:45:11,324 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:45:11,324 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-26 08:45:11,324 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [247662519] [2021-08-26 08:45:11,325 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-26 08:45:11,326 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:45:11,326 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-26 08:45:11,326 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-26 08:45:11,327 INFO L87 Difference]: Start difference. First operand 108 states and 153 transitions. Second operand has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:45:11,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:45:11,417 INFO L93 Difference]: Finished difference Result 378 states and 542 transitions. [2021-08-26 08:45:11,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-26 08:45:11,417 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2021-08-26 08:45:11,418 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:45:11,419 INFO L225 Difference]: With dead ends: 378 [2021-08-26 08:45:11,419 INFO L226 Difference]: Without dead ends: 276 [2021-08-26 08:45:11,420 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 27.5ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-08-26 08:45:11,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 276 states. [2021-08-26 08:45:11,441 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 276 to 171. [2021-08-26 08:45:11,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 171 states, 170 states have (on average 1.3941176470588235) internal successors, (237), 170 states have internal predecessors, (237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:45:11,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 171 states and 237 transitions. [2021-08-26 08:45:11,443 INFO L78 Accepts]: Start accepts. Automaton has 171 states and 237 transitions. Word has length 25 [2021-08-26 08:45:11,444 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:45:11,444 INFO L470 AbstractCegarLoop]: Abstraction has 171 states and 237 transitions. [2021-08-26 08:45:11,444 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:45:11,444 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 237 transitions. [2021-08-26 08:45:11,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-08-26 08:45:11,446 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:45:11,446 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:45:11,446 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-08-26 08:45:11,446 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:45:11,447 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:45:11,447 INFO L82 PathProgramCache]: Analyzing trace with hash 760774073, now seen corresponding path program 1 times [2021-08-26 08:45:11,447 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:45:11,447 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1188010800] [2021-08-26 08:45:11,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:45:11,448 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:45:11,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:45:11,511 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 08:45:11,511 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:45:11,511 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1188010800] [2021-08-26 08:45:11,511 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1188010800] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:45:11,512 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:45:11,512 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-26 08:45:11,512 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1382633324] [2021-08-26 08:45:11,512 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-26 08:45:11,513 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:45:11,513 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-26 08:45:11,513 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-26 08:45:11,514 INFO L87 Difference]: Start difference. First operand 171 states and 237 transitions. Second operand has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:45:11,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:45:11,651 INFO L93 Difference]: Finished difference Result 374 states and 527 transitions. [2021-08-26 08:45:11,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-26 08:45:11,652 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-08-26 08:45:11,653 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:45:11,654 INFO L225 Difference]: With dead ends: 374 [2021-08-26 08:45:11,654 INFO L226 Difference]: Without dead ends: 372 [2021-08-26 08:45:11,661 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 28.9ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-08-26 08:45:11,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 372 states. [2021-08-26 08:45:11,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 372 to 171. [2021-08-26 08:45:11,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 171 states, 170 states have (on average 1.3823529411764706) internal successors, (235), 170 states have internal predecessors, (235), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:45:11,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 171 states and 235 transitions. [2021-08-26 08:45:11,675 INFO L78 Accepts]: Start accepts. Automaton has 171 states and 235 transitions. Word has length 26 [2021-08-26 08:45:11,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:45:11,675 INFO L470 AbstractCegarLoop]: Abstraction has 171 states and 235 transitions. [2021-08-26 08:45:11,676 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:45:11,676 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 235 transitions. [2021-08-26 08:45:11,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-08-26 08:45:11,678 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:45:11,679 INFO L512 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] [2021-08-26 08:45:11,679 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-08-26 08:45:11,679 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:45:11,680 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:45:11,680 INFO L82 PathProgramCache]: Analyzing trace with hash -96374273, now seen corresponding path program 1 times [2021-08-26 08:45:11,680 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:45:11,683 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [364790582] [2021-08-26 08:45:11,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:45:11,684 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:45:11,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:45:11,746 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 08:45:11,746 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:45:11,747 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [364790582] [2021-08-26 08:45:11,747 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [364790582] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:45:11,747 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:45:11,747 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-26 08:45:11,747 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1829539632] [2021-08-26 08:45:11,748 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-26 08:45:11,748 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:45:11,749 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-26 08:45:11,749 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-26 08:45:11,749 INFO L87 Difference]: Start difference. First operand 171 states and 235 transitions. Second operand has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:45:11,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:45:11,844 INFO L93 Difference]: Finished difference Result 360 states and 502 transitions. [2021-08-26 08:45:11,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-26 08:45:11,845 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 35 [2021-08-26 08:45:11,845 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:45:11,846 INFO L225 Difference]: With dead ends: 360 [2021-08-26 08:45:11,850 INFO L226 Difference]: Without dead ends: 258 [2021-08-26 08:45:11,851 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.4ms TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-26 08:45:11,852 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 258 states. [2021-08-26 08:45:11,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 258 to 255. [2021-08-26 08:45:11,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 255 states, 254 states have (on average 1.3779527559055118) internal successors, (350), 254 states have internal predecessors, (350), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:45:11,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 255 states and 350 transitions. [2021-08-26 08:45:11,868 INFO L78 Accepts]: Start accepts. Automaton has 255 states and 350 transitions. Word has length 35 [2021-08-26 08:45:11,869 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:45:11,869 INFO L470 AbstractCegarLoop]: Abstraction has 255 states and 350 transitions. [2021-08-26 08:45:11,869 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:45:11,870 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 350 transitions. [2021-08-26 08:45:11,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-08-26 08:45:11,871 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:45:11,871 INFO L512 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] [2021-08-26 08:45:11,872 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-08-26 08:45:11,872 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:45:11,872 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:45:11,872 INFO L82 PathProgramCache]: Analyzing trace with hash -1376237951, now seen corresponding path program 1 times [2021-08-26 08:45:11,873 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:45:11,873 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [269229290] [2021-08-26 08:45:11,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:45:11,873 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:45:11,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:45:11,923 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 08:45:11,924 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:45:11,924 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [269229290] [2021-08-26 08:45:11,924 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [269229290] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:45:11,925 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:45:11,925 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-26 08:45:11,925 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [323536540] [2021-08-26 08:45:11,925 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-26 08:45:11,925 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:45:11,926 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-26 08:45:11,926 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-26 08:45:11,926 INFO L87 Difference]: Start difference. First operand 255 states and 350 transitions. Second operand has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:45:11,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:45:11,994 INFO L93 Difference]: Finished difference Result 749 states and 1040 transitions. [2021-08-26 08:45:11,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-26 08:45:11,995 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 35 [2021-08-26 08:45:11,995 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:45:11,999 INFO L225 Difference]: With dead ends: 749 [2021-08-26 08:45:11,999 INFO L226 Difference]: Without dead ends: 562 [2021-08-26 08:45:12,000 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 8.2ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-08-26 08:45:12,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 562 states. [2021-08-26 08:45:12,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 562 to 255. [2021-08-26 08:45:12,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 255 states, 254 states have (on average 1.3661417322834646) internal successors, (347), 254 states have internal predecessors, (347), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:45:12,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 255 states and 347 transitions. [2021-08-26 08:45:12,028 INFO L78 Accepts]: Start accepts. Automaton has 255 states and 347 transitions. Word has length 35 [2021-08-26 08:45:12,029 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:45:12,029 INFO L470 AbstractCegarLoop]: Abstraction has 255 states and 347 transitions. [2021-08-26 08:45:12,029 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:45:12,029 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 347 transitions. [2021-08-26 08:45:12,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-08-26 08:45:12,030 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:45:12,030 INFO L512 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] [2021-08-26 08:45:12,030 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-08-26 08:45:12,031 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:45:12,031 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:45:12,031 INFO L82 PathProgramCache]: Analyzing trace with hash -1963043965, now seen corresponding path program 1 times [2021-08-26 08:45:12,032 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:45:12,032 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1717725326] [2021-08-26 08:45:12,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:45:12,032 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:45:12,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:45:12,098 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 08:45:12,099 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:45:12,099 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1717725326] [2021-08-26 08:45:12,099 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1717725326] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:45:12,099 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:45:12,099 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-26 08:45:12,100 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [600223282] [2021-08-26 08:45:12,100 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-26 08:45:12,100 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:45:12,101 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-26 08:45:12,104 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-26 08:45:12,105 INFO L87 Difference]: Start difference. First operand 255 states and 347 transitions. Second operand has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:45:12,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:45:12,243 INFO L93 Difference]: Finished difference Result 579 states and 797 transitions. [2021-08-26 08:45:12,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-26 08:45:12,243 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 35 [2021-08-26 08:45:12,244 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:45:12,245 INFO L225 Difference]: With dead ends: 579 [2021-08-26 08:45:12,246 INFO L226 Difference]: Without dead ends: 392 [2021-08-26 08:45:12,246 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 35.5ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-08-26 08:45:12,247 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 392 states. [2021-08-26 08:45:12,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 392 to 281. [2021-08-26 08:45:12,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 281 states, 280 states have (on average 1.375) internal successors, (385), 280 states have internal predecessors, (385), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:45:12,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 281 states and 385 transitions. [2021-08-26 08:45:12,275 INFO L78 Accepts]: Start accepts. Automaton has 281 states and 385 transitions. Word has length 35 [2021-08-26 08:45:12,275 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:45:12,275 INFO L470 AbstractCegarLoop]: Abstraction has 281 states and 385 transitions. [2021-08-26 08:45:12,275 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:45:12,276 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 385 transitions. [2021-08-26 08:45:12,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-08-26 08:45:12,277 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:45:12,277 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:45:12,277 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-08-26 08:45:12,277 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:45:12,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:45:12,278 INFO L82 PathProgramCache]: Analyzing trace with hash -1739721723, now seen corresponding path program 1 times [2021-08-26 08:45:12,278 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:45:12,278 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1476113108] [2021-08-26 08:45:12,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:45:12,279 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:45:12,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:45:12,348 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-08-26 08:45:12,349 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:45:12,349 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1476113108] [2021-08-26 08:45:12,349 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1476113108] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:45:12,349 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:45:12,349 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-26 08:45:12,350 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1382833796] [2021-08-26 08:45:12,351 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-26 08:45:12,351 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:45:12,352 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-26 08:45:12,352 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-26 08:45:12,352 INFO L87 Difference]: Start difference. First operand 281 states and 385 transitions. Second operand has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:45:12,435 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:45:12,435 INFO L93 Difference]: Finished difference Result 837 states and 1144 transitions. [2021-08-26 08:45:12,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-26 08:45:12,436 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 59 [2021-08-26 08:45:12,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:45:12,440 INFO L225 Difference]: With dead ends: 837 [2021-08-26 08:45:12,440 INFO L226 Difference]: Without dead ends: 562 [2021-08-26 08:45:12,441 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 18.4ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-08-26 08:45:12,442 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 562 states. [2021-08-26 08:45:12,470 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 562 to 293. [2021-08-26 08:45:12,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 293 states, 292 states have (on average 1.3595890410958904) internal successors, (397), 292 states have internal predecessors, (397), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:45:12,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 293 states and 397 transitions. [2021-08-26 08:45:12,472 INFO L78 Accepts]: Start accepts. Automaton has 293 states and 397 transitions. Word has length 59 [2021-08-26 08:45:12,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:45:12,472 INFO L470 AbstractCegarLoop]: Abstraction has 293 states and 397 transitions. [2021-08-26 08:45:12,473 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:45:12,473 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 397 transitions. [2021-08-26 08:45:12,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-08-26 08:45:12,474 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:45:12,474 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:45:12,475 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-08-26 08:45:12,475 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:45:12,475 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:45:12,476 INFO L82 PathProgramCache]: Analyzing trace with hash 1525886275, now seen corresponding path program 1 times [2021-08-26 08:45:12,476 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:45:12,477 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2106178278] [2021-08-26 08:45:12,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:45:12,478 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:45:12,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:45:12,532 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-08-26 08:45:12,532 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:45:12,532 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2106178278] [2021-08-26 08:45:12,532 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2106178278] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:45:12,532 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:45:12,533 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-26 08:45:12,533 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1288415195] [2021-08-26 08:45:12,533 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-26 08:45:12,533 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:45:12,535 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-26 08:45:12,535 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-26 08:45:12,535 INFO L87 Difference]: Start difference. First operand 293 states and 397 transitions. Second operand has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:45:12,593 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:45:12,594 INFO L93 Difference]: Finished difference Result 662 states and 897 transitions. [2021-08-26 08:45:12,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-26 08:45:12,594 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 59 [2021-08-26 08:45:12,595 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:45:12,596 INFO L225 Difference]: With dead ends: 662 [2021-08-26 08:45:12,596 INFO L226 Difference]: Without dead ends: 375 [2021-08-26 08:45:12,597 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 8.4ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-08-26 08:45:12,598 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 375 states. [2021-08-26 08:45:12,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 375 to 246. [2021-08-26 08:45:12,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 246 states, 245 states have (on average 1.3306122448979592) internal successors, (326), 245 states have internal predecessors, (326), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:45:12,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 326 transitions. [2021-08-26 08:45:12,618 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 326 transitions. Word has length 59 [2021-08-26 08:45:12,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:45:12,618 INFO L470 AbstractCegarLoop]: Abstraction has 246 states and 326 transitions. [2021-08-26 08:45:12,619 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:45:12,619 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 326 transitions. [2021-08-26 08:45:12,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-08-26 08:45:12,619 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:45:12,620 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:45:12,620 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-08-26 08:45:12,621 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:45:12,621 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:45:12,621 INFO L82 PathProgramCache]: Analyzing trace with hash 523472835, now seen corresponding path program 1 times [2021-08-26 08:45:12,621 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:45:12,621 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2139391772] [2021-08-26 08:45:12,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:45:12,622 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:45:12,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:45:12,689 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 08:45:12,689 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:45:12,689 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2139391772] [2021-08-26 08:45:12,690 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2139391772] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 08:45:12,690 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1941797129] [2021-08-26 08:45:12,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:45:12,690 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-26 08:45:12,691 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-26 08:45:12,697 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-26 08:45:12,726 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-08-26 08:45:12,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:45:12,857 INFO L263 TraceCheckSpWp]: Trace formula consists of 460 conjuncts, 6 conjunts are in the unsatisfiable core [2021-08-26 08:45:12,866 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-26 08:45:13,167 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 08:45:13,168 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1941797129] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 08:45:13,168 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-26 08:45:13,168 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 6 [2021-08-26 08:45:13,168 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [840669770] [2021-08-26 08:45:13,169 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-08-26 08:45:13,169 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:45:13,171 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-26 08:45:13,171 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-08-26 08:45:13,171 INFO L87 Difference]: Start difference. First operand 246 states and 326 transitions. Second operand has 6 states, 6 states have (on average 10.0) internal successors, (60), 6 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:45:13,434 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:45:13,434 INFO L93 Difference]: Finished difference Result 726 states and 975 transitions. [2021-08-26 08:45:13,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-26 08:45:13,435 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.0) internal successors, (60), 6 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 60 [2021-08-26 08:45:13,435 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:45:13,437 INFO L225 Difference]: With dead ends: 726 [2021-08-26 08:45:13,437 INFO L226 Difference]: Without dead ends: 535 [2021-08-26 08:45:13,438 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 48.7ms TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2021-08-26 08:45:13,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 535 states. [2021-08-26 08:45:13,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 535 to 306. [2021-08-26 08:45:13,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 306 states, 305 states have (on average 1.3278688524590163) internal successors, (405), 305 states have internal predecessors, (405), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:45:13,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 306 states and 405 transitions. [2021-08-26 08:45:13,463 INFO L78 Accepts]: Start accepts. Automaton has 306 states and 405 transitions. Word has length 60 [2021-08-26 08:45:13,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:45:13,463 INFO L470 AbstractCegarLoop]: Abstraction has 306 states and 405 transitions. [2021-08-26 08:45:13,464 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.0) internal successors, (60), 6 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:45:13,464 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 405 transitions. [2021-08-26 08:45:13,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-08-26 08:45:13,465 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:45:13,465 INFO L512 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:45:13,492 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-08-26 08:45:13,679 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2021-08-26 08:45:13,680 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:45:13,680 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:45:13,681 INFO L82 PathProgramCache]: Analyzing trace with hash -1502700669, now seen corresponding path program 2 times [2021-08-26 08:45:13,681 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:45:13,681 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [306146459] [2021-08-26 08:45:13,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:45:13,681 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:45:13,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:45:13,772 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-08-26 08:45:13,772 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:45:13,773 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [306146459] [2021-08-26 08:45:13,773 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [306146459] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:45:13,773 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:45:13,773 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-26 08:45:13,773 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1121783610] [2021-08-26 08:45:13,774 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-26 08:45:13,774 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:45:13,774 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-26 08:45:13,774 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-08-26 08:45:13,775 INFO L87 Difference]: Start difference. First operand 306 states and 405 transitions. Second operand has 5 states, 5 states have (on average 15.4) internal successors, (77), 5 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:45:13,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:45:13,986 INFO L93 Difference]: Finished difference Result 922 states and 1235 transitions. [2021-08-26 08:45:13,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-26 08:45:13,987 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.4) internal successors, (77), 5 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 85 [2021-08-26 08:45:13,987 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:45:13,990 INFO L225 Difference]: With dead ends: 922 [2021-08-26 08:45:13,990 INFO L226 Difference]: Without dead ends: 664 [2021-08-26 08:45:13,990 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 21.4ms TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2021-08-26 08:45:13,991 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 664 states. [2021-08-26 08:45:14,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 664 to 422. [2021-08-26 08:45:14,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 422 states, 421 states have (on average 1.323040380047506) internal successors, (557), 421 states have internal predecessors, (557), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:45:14,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 422 states and 557 transitions. [2021-08-26 08:45:14,037 INFO L78 Accepts]: Start accepts. Automaton has 422 states and 557 transitions. Word has length 85 [2021-08-26 08:45:14,037 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:45:14,037 INFO L470 AbstractCegarLoop]: Abstraction has 422 states and 557 transitions. [2021-08-26 08:45:14,037 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.4) internal successors, (77), 5 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:45:14,038 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 557 transitions. [2021-08-26 08:45:14,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-08-26 08:45:14,039 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:45:14,039 INFO L512 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:45:14,039 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-08-26 08:45:14,039 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:45:14,040 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:45:14,040 INFO L82 PathProgramCache]: Analyzing trace with hash -1897067455, now seen corresponding path program 1 times [2021-08-26 08:45:14,040 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:45:14,040 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1494732735] [2021-08-26 08:45:14,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:45:14,041 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:45:14,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:45:14,099 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-08-26 08:45:14,100 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:45:14,100 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1494732735] [2021-08-26 08:45:14,100 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1494732735] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:45:14,100 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:45:14,100 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-26 08:45:14,101 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1909908232] [2021-08-26 08:45:14,101 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-08-26 08:45:14,101 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:45:14,102 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-26 08:45:14,102 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-08-26 08:45:14,102 INFO L87 Difference]: Start difference. First operand 422 states and 557 transitions. Second operand has 7 states, 7 states have (on average 10.571428571428571) internal successors, (74), 7 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:45:14,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:45:14,213 INFO L93 Difference]: Finished difference Result 873 states and 1153 transitions. [2021-08-26 08:45:14,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-26 08:45:14,214 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.571428571428571) internal successors, (74), 7 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 85 [2021-08-26 08:45:14,214 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:45:14,214 INFO L225 Difference]: With dead ends: 873 [2021-08-26 08:45:14,214 INFO L226 Difference]: Without dead ends: 0 [2021-08-26 08:45:14,215 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 52.0ms TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2021-08-26 08:45:14,215 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-08-26 08:45:14,216 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-08-26 08:45:14,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:45:14,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-08-26 08:45:14,216 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 85 [2021-08-26 08:45:14,216 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:45:14,216 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-08-26 08:45:14,217 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.571428571428571) internal successors, (74), 7 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:45:14,217 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-08-26 08:45:14,217 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-08-26 08:45:14,219 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-26 08:45:14,220 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-08-26 08:45:14,220 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-08-26 08:45:14,220 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-08-26 08:45:14,222 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-08-26 08:45:14,226 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:14,228 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:14,230 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:14,519 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:14,519 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:14,520 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:14,522 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:14,523 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:14,523 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:14,523 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:14,536 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:14,537 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:14,544 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:14,545 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:14,556 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:14,557 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:14,559 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:14,559 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:14,564 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:14,565 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:14,612 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:14,613 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:14,614 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:14,776 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:14,899 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:14,900 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:14,909 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:14,910 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:14,911 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:14,911 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:14,912 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:14,913 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:14,913 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:14,933 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:15,302 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:15,303 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:15,304 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:15,304 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:15,305 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:15,305 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:15,326 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:15,336 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:15,436 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:15,437 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:15,446 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:15,446 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:15,447 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:15,447 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:15,448 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:15,448 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:15,449 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:15,450 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:15,450 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:15,469 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:15,470 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:15,470 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:15,471 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:15,472 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:15,472 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:15,473 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:15,473 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:15,481 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:15,693 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:15,694 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:15,716 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:15,717 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:15,717 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:15,717 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:15,719 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:15,719 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:15,720 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:15,935 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:15,936 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:15,937 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:15,937 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:15,937 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:15,941 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:15,949 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:15,951 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:15,952 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:15,953 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:15,953 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:15,954 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:15,955 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:15,955 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:15,955 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:15,956 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:15,966 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:16,213 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:16,213 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:16,214 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:16,214 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:21,108 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 150) no Hoare annotation was computed. [2021-08-26 08:45:21,108 INFO L857 garLoopResultBuilder]: For program point L300(lines 300 317) no Hoare annotation was computed. [2021-08-26 08:45:21,108 INFO L857 garLoopResultBuilder]: For program point L300-1(lines 300 317) no Hoare annotation was computed. [2021-08-26 08:45:21,108 INFO L857 garLoopResultBuilder]: For program point L300-2(lines 300 317) no Hoare annotation was computed. [2021-08-26 08:45:21,108 INFO L857 garLoopResultBuilder]: For program point L300-3(lines 300 317) no Hoare annotation was computed. [2021-08-26 08:45:21,108 INFO L857 garLoopResultBuilder]: For program point L300-4(lines 300 317) no Hoare annotation was computed. [2021-08-26 08:45:21,108 INFO L857 garLoopResultBuilder]: For program point L300-5(lines 300 317) no Hoare annotation was computed. [2021-08-26 08:45:21,108 INFO L857 garLoopResultBuilder]: For program point L300-6(lines 300 317) no Hoare annotation was computed. [2021-08-26 08:45:21,109 INFO L857 garLoopResultBuilder]: For program point L300-7(lines 300 317) no Hoare annotation was computed. [2021-08-26 08:45:21,109 INFO L857 garLoopResultBuilder]: For program point L300-8(lines 300 317) no Hoare annotation was computed. [2021-08-26 08:45:21,109 INFO L857 garLoopResultBuilder]: For program point L300-9(lines 300 317) no Hoare annotation was computed. [2021-08-26 08:45:21,109 INFO L857 garLoopResultBuilder]: For program point L300-10(lines 300 317) no Hoare annotation was computed. [2021-08-26 08:45:21,109 INFO L857 garLoopResultBuilder]: For program point L300-11(lines 300 317) no Hoare annotation was computed. [2021-08-26 08:45:21,109 INFO L857 garLoopResultBuilder]: For program point L169(lines 169 175) no Hoare annotation was computed. [2021-08-26 08:45:21,109 INFO L857 garLoopResultBuilder]: For program point L169-2(lines 169 175) no Hoare annotation was computed. [2021-08-26 08:45:21,110 INFO L857 garLoopResultBuilder]: For program point L169-4(lines 169 175) no Hoare annotation was computed. [2021-08-26 08:45:21,110 INFO L857 garLoopResultBuilder]: For program point L896(lines 896 900) no Hoare annotation was computed. [2021-08-26 08:45:21,110 INFO L857 garLoopResultBuilder]: For program point L896-3(lines 896 900) no Hoare annotation was computed. [2021-08-26 08:45:21,110 INFO L857 garLoopResultBuilder]: For program point L896-6(lines 896 900) no Hoare annotation was computed. [2021-08-26 08:45:21,110 INFO L853 garLoopResultBuilder]: At program point L105(lines 101 107) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ~waterLevel~0 1) (not (= 0 ~systemActive~0))) [2021-08-26 08:45:21,111 INFO L857 garLoopResultBuilder]: For program point L304(lines 304 312) no Hoare annotation was computed. [2021-08-26 08:45:21,111 INFO L857 garLoopResultBuilder]: For program point L304-1(lines 304 312) no Hoare annotation was computed. [2021-08-26 08:45:21,111 INFO L857 garLoopResultBuilder]: For program point L304-2(lines 304 312) no Hoare annotation was computed. [2021-08-26 08:45:21,111 INFO L857 garLoopResultBuilder]: For program point L304-3(lines 304 312) no Hoare annotation was computed. [2021-08-26 08:45:21,111 INFO L857 garLoopResultBuilder]: For program point L304-4(lines 304 312) no Hoare annotation was computed. [2021-08-26 08:45:21,111 INFO L857 garLoopResultBuilder]: For program point L304-5(lines 304 312) no Hoare annotation was computed. [2021-08-26 08:45:21,111 INFO L857 garLoopResultBuilder]: For program point L304-6(lines 304 312) no Hoare annotation was computed. [2021-08-26 08:45:21,112 INFO L857 garLoopResultBuilder]: For program point L304-7(lines 304 312) no Hoare annotation was computed. [2021-08-26 08:45:21,112 INFO L857 garLoopResultBuilder]: For program point L304-8(lines 304 312) no Hoare annotation was computed. [2021-08-26 08:45:21,112 INFO L857 garLoopResultBuilder]: For program point L304-9(lines 304 312) no Hoare annotation was computed. [2021-08-26 08:45:21,112 INFO L857 garLoopResultBuilder]: For program point L304-10(lines 304 312) no Hoare annotation was computed. [2021-08-26 08:45:21,112 INFO L853 garLoopResultBuilder]: At program point L965(lines 960 968) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) (= ULTIMATE.start_isHighWaterLevel_~tmp~7 0) .cse2 (<= 2 |ULTIMATE.start_getWaterLevel_#res|) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (not (= 0 ~systemActive~0))) (and .cse0 .cse1 (= ~pumpRunning~0 0) (<= 1 ~waterLevel~0) .cse2 (<= 1 |ULTIMATE.start_getWaterLevel_#res|)))) [2021-08-26 08:45:21,112 INFO L857 garLoopResultBuilder]: For program point L304-11(lines 304 312) no Hoare annotation was computed. [2021-08-26 08:45:21,112 INFO L853 garLoopResultBuilder]: At program point L965-1(lines 960 968) the Hoare annotation is: false [2021-08-26 08:45:21,113 INFO L853 garLoopResultBuilder]: At program point L965-2(lines 960 968) the Hoare annotation is: false [2021-08-26 08:45:21,113 INFO L857 garLoopResultBuilder]: For program point L504(lines 504 510) no Hoare annotation was computed. [2021-08-26 08:45:21,113 INFO L853 garLoopResultBuilder]: At program point L504-1(lines 504 510) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 (= ~waterLevel~0 1)) (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) .cse3))) [2021-08-26 08:45:21,113 INFO L853 garLoopResultBuilder]: At program point L245(lines 194 246) the Hoare annotation is: false [2021-08-26 08:45:21,113 INFO L857 garLoopResultBuilder]: For program point L973(lines 973 979) no Hoare annotation was computed. [2021-08-26 08:45:21,113 INFO L857 garLoopResultBuilder]: For program point L973-1(lines 973 979) no Hoare annotation was computed. [2021-08-26 08:45:21,114 INFO L857 garLoopResultBuilder]: For program point L973-2(lines 973 979) no Hoare annotation was computed. [2021-08-26 08:45:21,114 INFO L857 garLoopResultBuilder]: For program point L973-3(lines 973 979) no Hoare annotation was computed. [2021-08-26 08:45:21,114 INFO L857 garLoopResultBuilder]: For program point L973-4(lines 973 979) no Hoare annotation was computed. [2021-08-26 08:45:21,114 INFO L857 garLoopResultBuilder]: For program point L973-5(lines 973 979) no Hoare annotation was computed. [2021-08-26 08:45:21,114 INFO L857 garLoopResultBuilder]: For program point L973-6(lines 973 979) no Hoare annotation was computed. [2021-08-26 08:45:21,114 INFO L857 garLoopResultBuilder]: For program point L973-7(lines 973 979) no Hoare annotation was computed. [2021-08-26 08:45:21,114 INFO L857 garLoopResultBuilder]: For program point L973-8(lines 973 979) no Hoare annotation was computed. [2021-08-26 08:45:21,115 INFO L857 garLoopResultBuilder]: For program point L973-9(lines 973 979) no Hoare annotation was computed. [2021-08-26 08:45:21,115 INFO L857 garLoopResultBuilder]: For program point L973-10(lines 973 979) no Hoare annotation was computed. [2021-08-26 08:45:21,115 INFO L857 garLoopResultBuilder]: For program point L973-11(lines 973 979) no Hoare annotation was computed. [2021-08-26 08:45:21,115 INFO L857 garLoopResultBuilder]: For program point L908(lines 908 912) no Hoare annotation was computed. [2021-08-26 08:45:21,115 INFO L853 garLoopResultBuilder]: At program point L978(lines 969 982) the Hoare annotation is: false [2021-08-26 08:45:21,115 INFO L853 garLoopResultBuilder]: At program point L978-1(lines 969 982) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) .cse3 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse4) (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1) (<= 1 ~waterLevel~0) .cse3 .cse4))) [2021-08-26 08:45:21,115 INFO L853 garLoopResultBuilder]: At program point L978-2(lines 969 982) the Hoare annotation is: false [2021-08-26 08:45:21,116 INFO L853 garLoopResultBuilder]: At program point L978-3(lines 969 982) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) .cse3 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse4) (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1) (<= 1 ~waterLevel~0) .cse3 .cse4))) [2021-08-26 08:45:21,116 INFO L853 garLoopResultBuilder]: At program point L978-4(lines 969 982) the Hoare annotation is: false [2021-08-26 08:45:21,116 INFO L853 garLoopResultBuilder]: At program point L978-5(lines 969 982) the Hoare annotation is: false [2021-08-26 08:45:21,116 INFO L853 garLoopResultBuilder]: At program point L978-6(lines 969 982) the Hoare annotation is: false [2021-08-26 08:45:21,116 INFO L853 garLoopResultBuilder]: At program point L978-7(lines 969 982) the Hoare annotation is: false [2021-08-26 08:45:21,116 INFO L853 garLoopResultBuilder]: At program point L978-8(lines 969 982) the Hoare annotation is: false [2021-08-26 08:45:21,117 INFO L853 garLoopResultBuilder]: At program point L978-9(lines 969 982) the Hoare annotation is: false [2021-08-26 08:45:21,117 INFO L853 garLoopResultBuilder]: At program point L978-10(lines 969 982) the Hoare annotation is: false [2021-08-26 08:45:21,117 INFO L853 garLoopResultBuilder]: At program point L978-11(lines 969 982) the Hoare annotation is: false [2021-08-26 08:45:21,117 INFO L853 garLoopResultBuilder]: At program point L54-2(lines 54 68) the Hoare annotation is: false [2021-08-26 08:45:21,117 INFO L857 garLoopResultBuilder]: For program point L55(line 55) no Hoare annotation was computed. [2021-08-26 08:45:21,117 INFO L857 garLoopResultBuilder]: For program point L388(lines 388 394) no Hoare annotation was computed. [2021-08-26 08:45:21,117 INFO L857 garLoopResultBuilder]: For program point L388-2(lines 388 394) no Hoare annotation was computed. [2021-08-26 08:45:21,118 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-08-26 08:45:21,118 INFO L857 garLoopResultBuilder]: For program point L388-4(lines 388 394) no Hoare annotation was computed. [2021-08-26 08:45:21,118 INFO L857 garLoopResultBuilder]: For program point L388-6(lines 388 394) no Hoare annotation was computed. [2021-08-26 08:45:21,118 INFO L857 garLoopResultBuilder]: For program point L388-8(lines 388 394) no Hoare annotation was computed. [2021-08-26 08:45:21,118 INFO L857 garLoopResultBuilder]: For program point L388-10(lines 388 394) no Hoare annotation was computed. [2021-08-26 08:45:21,118 INFO L857 garLoopResultBuilder]: For program point L58(lines 58 62) no Hoare annotation was computed. [2021-08-26 08:45:21,118 INFO L857 garLoopResultBuilder]: For program point L58-1(lines 268 274) no Hoare annotation was computed. [2021-08-26 08:45:21,119 INFO L857 garLoopResultBuilder]: For program point L388-12(lines 388 394) no Hoare annotation was computed. [2021-08-26 08:45:21,119 INFO L857 garLoopResultBuilder]: For program point L388-14(lines 388 394) no Hoare annotation was computed. [2021-08-26 08:45:21,119 INFO L857 garLoopResultBuilder]: For program point L388-16(lines 388 394) no Hoare annotation was computed. [2021-08-26 08:45:21,119 INFO L857 garLoopResultBuilder]: For program point L388-18(lines 388 394) no Hoare annotation was computed. [2021-08-26 08:45:21,119 INFO L857 garLoopResultBuilder]: For program point L388-20(lines 388 394) no Hoare annotation was computed. [2021-08-26 08:45:21,119 INFO L857 garLoopResultBuilder]: For program point L388-22(lines 388 394) no Hoare annotation was computed. [2021-08-26 08:45:21,119 INFO L857 garLoopResultBuilder]: For program point L920(lines 920 924) no Hoare annotation was computed. [2021-08-26 08:45:21,120 INFO L857 garLoopResultBuilder]: For program point L326(lines 326 343) no Hoare annotation was computed. [2021-08-26 08:45:21,120 INFO L857 garLoopResultBuilder]: For program point L326-1(lines 326 343) no Hoare annotation was computed. [2021-08-26 08:45:21,120 INFO L857 garLoopResultBuilder]: For program point L326-2(lines 326 343) no Hoare annotation was computed. [2021-08-26 08:45:21,120 INFO L857 garLoopResultBuilder]: For program point L326-3(lines 326 343) no Hoare annotation was computed. [2021-08-26 08:45:21,120 INFO L857 garLoopResultBuilder]: For program point L326-4(lines 326 343) no Hoare annotation was computed. [2021-08-26 08:45:21,120 INFO L857 garLoopResultBuilder]: For program point L326-5(lines 326 343) no Hoare annotation was computed. [2021-08-26 08:45:21,121 INFO L853 garLoopResultBuilder]: At program point L988(lines 983 991) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_isLowWaterSensorDry_#res| 0) (<= 1 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-08-26 08:45:21,121 INFO L853 garLoopResultBuilder]: At program point L988-1(lines 983 991) the Hoare annotation is: false [2021-08-26 08:45:21,121 INFO L853 garLoopResultBuilder]: At program point L988-2(lines 983 991) the Hoare annotation is: false [2021-08-26 08:45:21,121 INFO L853 garLoopResultBuilder]: At program point L988-3(lines 983 991) the Hoare annotation is: false [2021-08-26 08:45:21,121 INFO L853 garLoopResultBuilder]: At program point L988-4(lines 983 991) the Hoare annotation is: false [2021-08-26 08:45:21,121 INFO L853 garLoopResultBuilder]: At program point L988-5(lines 983 991) the Hoare annotation is: false [2021-08-26 08:45:21,121 INFO L857 garLoopResultBuilder]: For program point L196(lines 195 244) no Hoare annotation was computed. [2021-08-26 08:45:21,122 INFO L857 garLoopResultBuilder]: For program point L197(lines 197 201) no Hoare annotation was computed. [2021-08-26 08:45:21,122 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-08-26 08:45:21,122 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 150) no Hoare annotation was computed. [2021-08-26 08:45:21,122 INFO L857 garLoopResultBuilder]: For program point L330(lines 330 338) no Hoare annotation was computed. [2021-08-26 08:45:21,122 INFO L857 garLoopResultBuilder]: For program point L330-1(lines 330 338) no Hoare annotation was computed. [2021-08-26 08:45:21,122 INFO L857 garLoopResultBuilder]: For program point L330-2(lines 330 338) no Hoare annotation was computed. [2021-08-26 08:45:21,123 INFO L857 garLoopResultBuilder]: For program point L330-3(lines 330 338) no Hoare annotation was computed. [2021-08-26 08:45:21,123 INFO L857 garLoopResultBuilder]: For program point L330-4(lines 330 338) no Hoare annotation was computed. [2021-08-26 08:45:21,123 INFO L857 garLoopResultBuilder]: For program point L330-5(lines 330 338) no Hoare annotation was computed. [2021-08-26 08:45:21,123 INFO L857 garLoopResultBuilder]: For program point L132(lines 132 139) no Hoare annotation was computed. [2021-08-26 08:45:21,123 INFO L860 garLoopResultBuilder]: At program point L132-1(lines 132 139) the Hoare annotation is: true [2021-08-26 08:45:21,123 INFO L853 garLoopResultBuilder]: At program point L268(lines 267 286) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 (= ~waterLevel~0 1)) (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) .cse3) (and .cse0 .cse1 (<= 1 ~waterLevel~0) .cse3 (not (= 0 ~systemActive~0))))) [2021-08-26 08:45:21,123 INFO L857 garLoopResultBuilder]: For program point L268-1(lines 268 274) no Hoare annotation was computed. [2021-08-26 08:45:21,124 INFO L853 garLoopResultBuilder]: At program point L268-2(lines 267 286) the Hoare annotation is: false [2021-08-26 08:45:21,124 INFO L853 garLoopResultBuilder]: At program point L268-3(lines 267 286) the Hoare annotation is: false [2021-08-26 08:45:21,124 INFO L857 garLoopResultBuilder]: For program point L205(lines 205 211) no Hoare annotation was computed. [2021-08-26 08:45:21,124 INFO L853 garLoopResultBuilder]: At program point L205-1(lines 205 211) the Hoare annotation is: (let ((.cse2 (<= 2 ~waterLevel~0)) (.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= ~pumpRunning~0 0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse5 .cse2 .cse3) (and .cse0 .cse1 .cse5 (<= 1 ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~1) (<= 1 ~waterLevel~0) .cse3 (<= 1 |ULTIMATE.start_getWaterLevel_#res|)) (and .cse0 .cse1 .cse5 .cse3 (= ~waterLevel~0 1) .cse4))) [2021-08-26 08:45:21,124 INFO L853 garLoopResultBuilder]: At program point L933(lines 928 936) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= 1 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-08-26 08:45:21,125 INFO L853 garLoopResultBuilder]: At program point L933-1(lines 928 936) the Hoare annotation is: false [2021-08-26 08:45:21,125 INFO L853 garLoopResultBuilder]: At program point L933-2(lines 928 936) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (<= 2 ~waterLevel~0) (= ULTIMATE.start_isHighWaterLevel_~tmp~7 0) (= |ULTIMATE.start_valid_product_#res| 1) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (not (= 0 ~systemActive~0))) [2021-08-26 08:45:21,125 INFO L853 garLoopResultBuilder]: At program point L933-3(lines 928 936) the Hoare annotation is: false [2021-08-26 08:45:21,125 INFO L853 garLoopResultBuilder]: At program point L933-4(lines 928 936) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (<= 2 ~waterLevel~0) (= ULTIMATE.start_isHighWaterLevel_~tmp~7 0) (= |ULTIMATE.start_valid_product_#res| 1) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (not (= 0 ~systemActive~0))) [2021-08-26 08:45:21,125 INFO L853 garLoopResultBuilder]: At program point L933-5(lines 928 936) the Hoare annotation is: false [2021-08-26 08:45:21,125 INFO L853 garLoopResultBuilder]: At program point L933-6(lines 928 936) the Hoare annotation is: false [2021-08-26 08:45:21,126 INFO L853 garLoopResultBuilder]: At program point L933-7(lines 928 936) the Hoare annotation is: false [2021-08-26 08:45:21,126 INFO L853 garLoopResultBuilder]: At program point L933-8(lines 928 936) the Hoare annotation is: false [2021-08-26 08:45:21,126 INFO L853 garLoopResultBuilder]: At program point L933-9(lines 928 936) the Hoare annotation is: false [2021-08-26 08:45:21,126 INFO L853 garLoopResultBuilder]: At program point L933-10(lines 928 936) the Hoare annotation is: false [2021-08-26 08:45:21,126 INFO L853 garLoopResultBuilder]: At program point L933-11(lines 928 936) the Hoare annotation is: false [2021-08-26 08:45:21,126 INFO L853 garLoopResultBuilder]: At program point L933-12(lines 928 936) the Hoare annotation is: false [2021-08-26 08:45:21,126 INFO L853 garLoopResultBuilder]: At program point L933-13(lines 928 936) the Hoare annotation is: false [2021-08-26 08:45:21,127 INFO L857 garLoopResultBuilder]: For program point L471(lines 471 475) no Hoare annotation was computed. [2021-08-26 08:45:21,127 INFO L853 garLoopResultBuilder]: At program point L933-14(lines 928 936) the Hoare annotation is: false [2021-08-26 08:45:21,127 INFO L857 garLoopResultBuilder]: For program point L471-2(lines 471 475) no Hoare annotation was computed. [2021-08-26 08:45:21,127 INFO L857 garLoopResultBuilder]: For program point L471-3(lines 471 475) no Hoare annotation was computed. [2021-08-26 08:45:21,127 INFO L857 garLoopResultBuilder]: For program point L471-5(lines 471 475) no Hoare annotation was computed. [2021-08-26 08:45:21,127 INFO L857 garLoopResultBuilder]: For program point L471-6(lines 471 475) no Hoare annotation was computed. [2021-08-26 08:45:21,128 INFO L857 garLoopResultBuilder]: For program point L471-8(lines 471 475) no Hoare annotation was computed. [2021-08-26 08:45:21,128 INFO L857 garLoopResultBuilder]: For program point L471-9(lines 471 475) no Hoare annotation was computed. [2021-08-26 08:45:21,128 INFO L860 garLoopResultBuilder]: At program point L141(lines 122 144) the Hoare annotation is: true [2021-08-26 08:45:21,128 INFO L857 garLoopResultBuilder]: For program point L471-11(lines 471 475) no Hoare annotation was computed. [2021-08-26 08:45:21,128 INFO L857 garLoopResultBuilder]: For program point L471-12(lines 471 475) no Hoare annotation was computed. [2021-08-26 08:45:21,128 INFO L857 garLoopResultBuilder]: For program point L471-14(lines 471 475) no Hoare annotation was computed. [2021-08-26 08:45:21,128 INFO L857 garLoopResultBuilder]: For program point L471-15(lines 471 475) no Hoare annotation was computed. [2021-08-26 08:45:21,129 INFO L857 garLoopResultBuilder]: For program point L471-17(lines 471 475) no Hoare annotation was computed. [2021-08-26 08:45:21,129 INFO L857 garLoopResultBuilder]: For program point L471-18(lines 471 475) no Hoare annotation was computed. [2021-08-26 08:45:21,129 INFO L857 garLoopResultBuilder]: For program point L471-20(lines 471 475) no Hoare annotation was computed. [2021-08-26 08:45:21,129 INFO L857 garLoopResultBuilder]: For program point L471-21(lines 471 475) no Hoare annotation was computed. [2021-08-26 08:45:21,129 INFO L857 garLoopResultBuilder]: For program point L471-23(lines 471 475) no Hoare annotation was computed. [2021-08-26 08:45:21,129 INFO L857 garLoopResultBuilder]: For program point L471-24(lines 471 475) no Hoare annotation was computed. [2021-08-26 08:45:21,129 INFO L857 garLoopResultBuilder]: For program point L471-26(lines 471 475) no Hoare annotation was computed. [2021-08-26 08:45:21,130 INFO L857 garLoopResultBuilder]: For program point L471-27(lines 471 475) no Hoare annotation was computed. [2021-08-26 08:45:21,130 INFO L857 garLoopResultBuilder]: For program point L471-29(lines 471 475) no Hoare annotation was computed. [2021-08-26 08:45:21,130 INFO L857 garLoopResultBuilder]: For program point L471-30(lines 471 475) no Hoare annotation was computed. [2021-08-26 08:45:21,130 INFO L857 garLoopResultBuilder]: For program point L471-32(lines 471 475) no Hoare annotation was computed. [2021-08-26 08:45:21,130 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 150) no Hoare annotation was computed. [2021-08-26 08:45:21,130 INFO L857 garLoopResultBuilder]: For program point L471-33(lines 471 475) no Hoare annotation was computed. [2021-08-26 08:45:21,131 INFO L857 garLoopResultBuilder]: For program point L471-35(lines 471 475) no Hoare annotation was computed. [2021-08-26 08:45:21,131 INFO L853 garLoopResultBuilder]: At program point L275(lines 275 281) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse4 (<= 2 ~waterLevel~0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 (= ~waterLevel~0 1)) (and .cse0 .cse1 .cse4 (= ULTIMATE.start_isHighWaterLevel_~tmp~7 0) .cse3 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (not (= 0 ~systemActive~0))) (and .cse0 .cse1 .cse2 .cse4 .cse3))) [2021-08-26 08:45:21,131 INFO L853 garLoopResultBuilder]: At program point L275-1(lines 275 281) the Hoare annotation is: false [2021-08-26 08:45:21,131 INFO L853 garLoopResultBuilder]: At program point L275-2(lines 275 281) the Hoare annotation is: false [2021-08-26 08:45:21,131 INFO L853 garLoopResultBuilder]: At program point L477(lines 462 480) the Hoare annotation is: false [2021-08-26 08:45:21,131 INFO L853 garLoopResultBuilder]: At program point L477-1(lines 462 480) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) (= ULTIMATE.start_isHighWaterLevel_~tmp~7 0) .cse3 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse4) (and .cse0 .cse1 .cse2 (= ULTIMATE.start_isHighWaterLevel_~tmp~7 1) (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0) (= |ULTIMATE.start_isHighWaterLevel_#res| 0) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1) (<= 1 ~waterLevel~0) .cse3 .cse4))) [2021-08-26 08:45:21,132 INFO L853 garLoopResultBuilder]: At program point L477-2(lines 462 480) the Hoare annotation is: false [2021-08-26 08:45:21,132 INFO L853 garLoopResultBuilder]: At program point L477-3(lines 462 480) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) (= ULTIMATE.start_isHighWaterLevel_~tmp~7 0) .cse3 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse4) (and .cse0 .cse1 .cse2 (= ULTIMATE.start_isHighWaterLevel_~tmp~7 1) (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0) (= |ULTIMATE.start_isHighWaterLevel_#res| 0) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1) (<= 1 ~waterLevel~0) .cse3 .cse4))) [2021-08-26 08:45:21,132 INFO L853 garLoopResultBuilder]: At program point L477-4(lines 462 480) the Hoare annotation is: false [2021-08-26 08:45:21,132 INFO L853 garLoopResultBuilder]: At program point L477-5(lines 462 480) the Hoare annotation is: false [2021-08-26 08:45:21,132 INFO L853 garLoopResultBuilder]: At program point L477-6(lines 462 480) the Hoare annotation is: false [2021-08-26 08:45:21,132 INFO L853 garLoopResultBuilder]: At program point L477-7(lines 462 480) the Hoare annotation is: false [2021-08-26 08:45:21,132 INFO L853 garLoopResultBuilder]: At program point L477-8(lines 462 480) the Hoare annotation is: false [2021-08-26 08:45:21,133 INFO L853 garLoopResultBuilder]: At program point L477-9(lines 462 480) the Hoare annotation is: false [2021-08-26 08:45:21,133 INFO L853 garLoopResultBuilder]: At program point L477-10(lines 462 480) the Hoare annotation is: false [2021-08-26 08:45:21,133 INFO L853 garLoopResultBuilder]: At program point L477-11(lines 462 480) the Hoare annotation is: false [2021-08-26 08:45:21,133 INFO L853 garLoopResultBuilder]: At program point L413(lines 406 416) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= 1 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-08-26 08:45:21,133 INFO L853 garLoopResultBuilder]: At program point L413-1(lines 406 416) the Hoare annotation is: false [2021-08-26 08:45:21,133 INFO L853 garLoopResultBuilder]: At program point L413-2(lines 406 416) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (<= 2 ~waterLevel~0) (= ULTIMATE.start_isHighWaterLevel_~tmp~7 0) (= |ULTIMATE.start_valid_product_#res| 1) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (not (= 0 ~systemActive~0))) [2021-08-26 08:45:21,133 INFO L853 garLoopResultBuilder]: At program point L413-3(lines 406 416) the Hoare annotation is: false [2021-08-26 08:45:21,134 INFO L853 garLoopResultBuilder]: At program point L413-4(lines 406 416) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (<= 2 ~waterLevel~0) (= ULTIMATE.start_isHighWaterLevel_~tmp~7 0) (= |ULTIMATE.start_valid_product_#res| 1) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (not (= 0 ~systemActive~0))) [2021-08-26 08:45:21,134 INFO L853 garLoopResultBuilder]: At program point L413-5(lines 406 416) the Hoare annotation is: false [2021-08-26 08:45:21,134 INFO L857 garLoopResultBuilder]: For program point L215(lines 215 221) no Hoare annotation was computed. [2021-08-26 08:45:21,134 INFO L853 garLoopResultBuilder]: At program point L413-6(lines 406 416) the Hoare annotation is: false [2021-08-26 08:45:21,134 INFO L853 garLoopResultBuilder]: At program point L215-1(lines 215 221) the Hoare annotation is: (let ((.cse2 (<= 2 ~waterLevel~0)) (.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= ~pumpRunning~0 0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse5 .cse2 .cse3) (and .cse0 .cse1 .cse5 (<= 1 ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~1) (<= 1 ~waterLevel~0) .cse3 (<= 1 |ULTIMATE.start_getWaterLevel_#res|)) (and .cse0 .cse1 .cse5 .cse3 (= ~waterLevel~0 1) .cse4))) [2021-08-26 08:45:21,134 INFO L853 garLoopResultBuilder]: At program point L413-7(lines 406 416) the Hoare annotation is: false [2021-08-26 08:45:21,135 INFO L853 garLoopResultBuilder]: At program point L413-8(lines 406 416) the Hoare annotation is: false [2021-08-26 08:45:21,135 INFO L853 garLoopResultBuilder]: At program point L413-9(lines 406 416) the Hoare annotation is: false [2021-08-26 08:45:21,135 INFO L853 garLoopResultBuilder]: At program point L413-10(lines 406 416) the Hoare annotation is: false [2021-08-26 08:45:21,135 INFO L853 garLoopResultBuilder]: At program point L413-11(lines 406 416) the Hoare annotation is: false [2021-08-26 08:45:21,135 INFO L853 garLoopResultBuilder]: At program point L413-12(lines 406 416) the Hoare annotation is: false [2021-08-26 08:45:21,135 INFO L853 garLoopResultBuilder]: At program point L413-13(lines 406 416) the Hoare annotation is: false [2021-08-26 08:45:21,135 INFO L853 garLoopResultBuilder]: At program point L413-14(lines 406 416) the Hoare annotation is: false [2021-08-26 08:45:21,136 INFO L857 garLoopResultBuilder]: For program point L150(line 150) no Hoare annotation was computed. [2021-08-26 08:45:21,136 INFO L857 garLoopResultBuilder]: For program point L150-1(line 150) no Hoare annotation was computed. [2021-08-26 08:45:21,136 INFO L857 garLoopResultBuilder]: For program point L150-2(line 150) no Hoare annotation was computed. [2021-08-26 08:45:21,136 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-08-26 08:45:21,136 INFO L857 garLoopResultBuilder]: For program point L352(lines 352 369) no Hoare annotation was computed. [2021-08-26 08:45:21,136 INFO L857 garLoopResultBuilder]: For program point L352-1(lines 352 369) no Hoare annotation was computed. [2021-08-26 08:45:21,136 INFO L857 garLoopResultBuilder]: For program point L352-2(lines 352 369) no Hoare annotation was computed. [2021-08-26 08:45:21,137 INFO L853 garLoopResultBuilder]: At program point L1015(lines 1 1026) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~waterLevel~0 1) (not (= 0 ~systemActive~0))) [2021-08-26 08:45:21,137 INFO L853 garLoopResultBuilder]: At program point L422(lines 417 425) the Hoare annotation is: false [2021-08-26 08:45:21,137 INFO L853 garLoopResultBuilder]: At program point L422-1(lines 417 425) the Hoare annotation is: false [2021-08-26 08:45:21,137 INFO L857 garLoopResultBuilder]: For program point L356(lines 356 364) no Hoare annotation was computed. [2021-08-26 08:45:21,137 INFO L853 garLoopResultBuilder]: At program point L422-2(lines 417 425) the Hoare annotation is: false [2021-08-26 08:45:21,137 INFO L857 garLoopResultBuilder]: For program point L356-1(lines 356 364) no Hoare annotation was computed. [2021-08-26 08:45:21,137 INFO L857 garLoopResultBuilder]: For program point L356-2(lines 356 364) no Hoare annotation was computed. [2021-08-26 08:45:21,138 INFO L857 garLoopResultBuilder]: For program point L225(lines 225 240) no Hoare annotation was computed. [2021-08-26 08:45:21,138 INFO L857 garLoopResultBuilder]: For program point L490(lines 490 494) no Hoare annotation was computed. [2021-08-26 08:45:21,138 INFO L857 garLoopResultBuilder]: For program point L490-2(lines 490 494) no Hoare annotation was computed. [2021-08-26 08:45:21,138 INFO L857 garLoopResultBuilder]: For program point L490-3(lines 490 494) no Hoare annotation was computed. [2021-08-26 08:45:21,138 INFO L857 garLoopResultBuilder]: For program point L490-5(lines 490 494) no Hoare annotation was computed. [2021-08-26 08:45:21,138 INFO L857 garLoopResultBuilder]: For program point L490-6(lines 490 494) no Hoare annotation was computed. [2021-08-26 08:45:21,138 INFO L857 garLoopResultBuilder]: For program point L490-8(lines 490 494) no Hoare annotation was computed. [2021-08-26 08:45:21,139 INFO L857 garLoopResultBuilder]: For program point L490-9(lines 490 494) no Hoare annotation was computed. [2021-08-26 08:45:21,139 INFO L857 garLoopResultBuilder]: For program point L490-11(lines 490 494) no Hoare annotation was computed. [2021-08-26 08:45:21,139 INFO L857 garLoopResultBuilder]: For program point L490-12(lines 490 494) no Hoare annotation was computed. [2021-08-26 08:45:21,139 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-08-26 08:45:21,139 INFO L857 garLoopResultBuilder]: For program point L490-14(lines 490 494) no Hoare annotation was computed. [2021-08-26 08:45:21,139 INFO L857 garLoopResultBuilder]: For program point L490-15(lines 490 494) no Hoare annotation was computed. [2021-08-26 08:45:21,139 INFO L857 garLoopResultBuilder]: For program point L490-17(lines 490 494) no Hoare annotation was computed. [2021-08-26 08:45:21,139 INFO L853 garLoopResultBuilder]: At program point L1023(lines 1018 1026) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ~waterLevel~0 1) (not (= 0 ~systemActive~0))) [2021-08-26 08:45:21,140 INFO L857 garLoopResultBuilder]: For program point L165(lines 165 178) no Hoare annotation was computed. [2021-08-26 08:45:21,140 INFO L853 garLoopResultBuilder]: At program point L165-1(lines 1 1026) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= ~pumpRunning~0 0)) (.cse2 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse3 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) (= ULTIMATE.start_isHighWaterLevel_~tmp~7 0) .cse2 (<= 2 |ULTIMATE.start_getWaterLevel_#res|) (<= 2 ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~1) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse3) (and .cse0 .cse1 .cse4 (<= 1 ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~1) (<= 1 ~waterLevel~0) .cse2 (<= 1 |ULTIMATE.start_getWaterLevel_#res|)) (and .cse0 .cse1 .cse4 .cse2 (= ~waterLevel~0 1) .cse3))) [2021-08-26 08:45:21,140 INFO L857 garLoopResultBuilder]: For program point L165-2(lines 165 178) no Hoare annotation was computed. [2021-08-26 08:45:21,140 INFO L853 garLoopResultBuilder]: At program point L165-3(lines 1 1026) the Hoare annotation is: false [2021-08-26 08:45:21,140 INFO L857 garLoopResultBuilder]: For program point L165-4(lines 165 178) no Hoare annotation was computed. [2021-08-26 08:45:21,140 INFO L853 garLoopResultBuilder]: At program point L165-5(lines 1 1026) the Hoare annotation is: false [2021-08-26 08:45:21,141 INFO L853 garLoopResultBuilder]: At program point L496(lines 481 499) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_isLowWaterSensorDry_#res| 0) (not (= |ULTIMATE.start_isLowWaterLevel_#res| 0)) (= ULTIMATE.start_isLowWaterLevel_~tmp~8 0) (<= 1 ~waterLevel~0) (not (= ULTIMATE.start_isLowWaterLevel_~tmp___0~3 0)) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-08-26 08:45:21,141 INFO L853 garLoopResultBuilder]: At program point L496-1(lines 481 499) the Hoare annotation is: false [2021-08-26 08:45:21,141 INFO L853 garLoopResultBuilder]: At program point L496-2(lines 481 499) the Hoare annotation is: false [2021-08-26 08:45:21,141 INFO L853 garLoopResultBuilder]: At program point L496-3(lines 481 499) the Hoare annotation is: false [2021-08-26 08:45:21,141 INFO L853 garLoopResultBuilder]: At program point L496-4(lines 481 499) the Hoare annotation is: false [2021-08-26 08:45:21,141 INFO L853 garLoopResultBuilder]: At program point L496-5(lines 481 499) the Hoare annotation is: false [2021-08-26 08:45:21,141 INFO L857 garLoopResultBuilder]: For program point L233(lines 233 239) no Hoare annotation was computed. [2021-08-26 08:45:21,142 INFO L853 garLoopResultBuilder]: At program point L233-1(lines 268 274) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= ~pumpRunning~0 0)) (.cse2 (<= 2 ~waterLevel~0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 (not (= 0 ~systemActive~0))) (and .cse0 .cse1 .cse4 .cse3 (= ~waterLevel~0 1)) (and .cse0 .cse1 .cse4 .cse2 .cse3))) [2021-08-26 08:45:21,145 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-08-26 08:45:21,167 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.08 08:45:21 BoogieIcfgContainer [2021-08-26 08:45:21,168 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-26 08:45:21,168 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-08-26 08:45:21,168 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-08-26 08:45:21,168 INFO L275 PluginConnector]: Witness Printer initialized [2021-08-26 08:45:21,169 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 08:45:10" (3/4) ... [2021-08-26 08:45:21,171 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-08-26 08:45:21,191 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-08-26 08:45:21,192 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-08-26 08:45:21,194 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-08-26 08:45:21,195 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-08-26 08:45:21,197 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-08-26 08:45:21,198 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-08-26 08:45:21,199 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-08-26 08:45:21,220 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && \result == 1) && waterLevel == 1) && !(0 == systemActive) [2021-08-26 08:45:21,220 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 1 && pumpRunning == 0) && \result == 1) && waterLevel == 1) && !(0 == systemActive) [2021-08-26 08:45:21,220 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((tmp == 1 && splverifierCounter == 0) && 2 <= waterLevel) && tmp == 0) && \result == 1) && 2 <= \result) && 2 <= tmp) && \result == 0) && !(0 == systemActive)) || ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 1 <= tmp) && 1 <= waterLevel) && \result == 1) && 1 <= \result)) || (((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1) && waterLevel == 1) && !(0 == systemActive)) [2021-08-26 08:45:21,221 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && splverifierCounter == 0) && 2 <= waterLevel) && \result == 1) && !(0 == systemActive)) || ((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && \result == 1)) || ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 1 <= tmp) && 1 <= waterLevel) && \result == 1) && 1 <= \result)) || (((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1) && waterLevel == 1) && !(0 == systemActive)) [2021-08-26 08:45:21,221 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && splverifierCounter == 0) && 2 <= waterLevel) && \result == 1) && !(0 == systemActive)) || ((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && \result == 1)) || ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 1 <= tmp) && 1 <= waterLevel) && \result == 1) && 1 <= \result)) || (((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1) && waterLevel == 1) && !(0 == systemActive)) [2021-08-26 08:45:21,222 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && splverifierCounter == 0) && 2 <= waterLevel) && \result == 1) && !(0 == systemActive)) || ((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1) && waterLevel == 1)) || ((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && \result == 1) [2021-08-26 08:45:21,222 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1) && waterLevel == 1) || ((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && \result == 1)) || ((((tmp == 1 && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive)) [2021-08-26 08:45:21,222 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1) && waterLevel == 1) || ((((((tmp == 1 && splverifierCounter == 0) && 2 <= waterLevel) && tmp == 0) && \result == 1) && \result == 0) && !(0 == systemActive))) || ((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && \result == 1) [2021-08-26 08:45:21,222 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1) && waterLevel == 1) || ((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && \result == 1) [2021-08-26 08:45:21,223 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && splverifierCounter == 0) && 2 <= waterLevel) && tmp == 0) && \result == 1) && 2 <= \result) && \result == 0) && !(0 == systemActive)) || (((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 1 <= waterLevel) && \result == 1) && 1 <= \result) [2021-08-26 08:45:21,224 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 1 && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive) [2021-08-26 08:45:21,224 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 1 && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive) [2021-08-26 08:45:21,225 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && \result == 1) && \result == 0) && !(0 == systemActive)) || ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive)) [2021-08-26 08:45:21,226 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && tmp == 0) && \result == 1) && \result == 0) && !(0 == systemActive)) || (((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && tmp == 1) && tmp___0 == 0) && \result == 0) && \result == 1) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive)) [2021-08-26 08:45:21,227 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((tmp == 1 && splverifierCounter == 0) && \result == 0) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive) [2021-08-26 08:45:21,227 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && \result == 1) && \result == 0) && !(0 == systemActive)) || ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive)) [2021-08-26 08:45:21,228 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && splverifierCounter == 0) && \result == 0) && !(\result == 0)) && tmp == 0) && 1 <= waterLevel) && !(tmp___0 == 0)) && \result == 1) && !(0 == systemActive) [2021-08-26 08:45:21,228 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && tmp == 0) && \result == 1) && \result == 0) && !(0 == systemActive) [2021-08-26 08:45:21,228 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && tmp == 0) && \result == 1) && \result == 0) && !(0 == systemActive)) || (((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && tmp == 1) && tmp___0 == 0) && \result == 0) && \result == 1) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive)) [2021-08-26 08:45:21,229 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && tmp == 0) && \result == 1) && \result == 0) && !(0 == systemActive) [2021-08-26 08:45:21,230 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && tmp == 0) && \result == 1) && \result == 0) && !(0 == systemActive) [2021-08-26 08:45:21,230 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && tmp == 0) && \result == 1) && \result == 0) && !(0 == systemActive) [2021-08-26 08:45:21,285 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-08-26 08:45:21,285 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-08-26 08:45:21,287 INFO L168 Benchmark]: Toolchain (without parser) took 12586.56 ms. Allocated memory was 52.4 MB in the beginning and 234.9 MB in the end (delta: 182.5 MB). Free memory was 27.9 MB in the beginning and 77.4 MB in the end (delta: -49.5 MB). Peak memory consumption was 133.4 MB. Max. memory is 16.1 GB. [2021-08-26 08:45:21,287 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 52.4 MB. Free memory was 33.8 MB in the beginning and 33.8 MB in the end (delta: 62.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-26 08:45:21,288 INFO L168 Benchmark]: CACSL2BoogieTranslator took 458.84 ms. Allocated memory was 52.4 MB in the beginning and 62.9 MB in the end (delta: 10.5 MB). Free memory was 27.7 MB in the beginning and 37.2 MB in the end (delta: -9.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-08-26 08:45:21,288 INFO L168 Benchmark]: Boogie Procedure Inliner took 100.75 ms. Allocated memory is still 62.9 MB. Free memory was 36.9 MB in the beginning and 31.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-08-26 08:45:21,289 INFO L168 Benchmark]: Boogie Preprocessor took 93.39 ms. Allocated memory is still 62.9 MB. Free memory was 31.2 MB in the beginning and 42.6 MB in the end (delta: -11.4 MB). Peak memory consumption was 9.7 MB. Max. memory is 16.1 GB. [2021-08-26 08:45:21,289 INFO L168 Benchmark]: RCFGBuilder took 909.54 ms. Allocated memory was 62.9 MB in the beginning and 75.5 MB in the end (delta: 12.6 MB). Free memory was 42.6 MB in the beginning and 41.0 MB in the end (delta: 1.6 MB). Peak memory consumption was 28.2 MB. Max. memory is 16.1 GB. [2021-08-26 08:45:21,289 INFO L168 Benchmark]: TraceAbstraction took 10898.18 ms. Allocated memory was 75.5 MB in the beginning and 234.9 MB in the end (delta: 159.4 MB). Free memory was 40.4 MB in the beginning and 97.3 MB in the end (delta: -56.9 MB). Peak memory consumption was 131.9 MB. Max. memory is 16.1 GB. [2021-08-26 08:45:21,289 INFO L168 Benchmark]: Witness Printer took 117.50 ms. Allocated memory is still 234.9 MB. Free memory was 97.3 MB in the beginning and 77.4 MB in the end (delta: 19.9 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. [2021-08-26 08:45:21,291 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 52.4 MB. Free memory was 33.8 MB in the beginning and 33.8 MB in the end (delta: 62.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 458.84 ms. Allocated memory was 52.4 MB in the beginning and 62.9 MB in the end (delta: 10.5 MB). Free memory was 27.7 MB in the beginning and 37.2 MB in the end (delta: -9.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 100.75 ms. Allocated memory is still 62.9 MB. Free memory was 36.9 MB in the beginning and 31.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 93.39 ms. Allocated memory is still 62.9 MB. Free memory was 31.2 MB in the beginning and 42.6 MB in the end (delta: -11.4 MB). Peak memory consumption was 9.7 MB. Max. memory is 16.1 GB. * RCFGBuilder took 909.54 ms. Allocated memory was 62.9 MB in the beginning and 75.5 MB in the end (delta: 12.6 MB). Free memory was 42.6 MB in the beginning and 41.0 MB in the end (delta: 1.6 MB). Peak memory consumption was 28.2 MB. Max. memory is 16.1 GB. * TraceAbstraction took 10898.18 ms. Allocated memory was 75.5 MB in the beginning and 234.9 MB in the end (delta: 159.4 MB). Free memory was 40.4 MB in the beginning and 97.3 MB in the end (delta: -56.9 MB). Peak memory consumption was 131.9 MB. Max. memory is 16.1 GB. * Witness Printer took 117.50 ms. Allocated memory is still 234.9 MB. Free memory was 97.3 MB in the beginning and 77.4 MB in the end (delta: 19.9 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 150]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 150]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 150]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 227 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 10823.6ms, OverallIterations: 14, TraceHistogramMax: 3, EmptinessCheckTime: 33.5ms, AutomataDifference: 1531.4ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 6886.9ms, InitialAbstractionConstructionTime: 14.5ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 2426 SDtfs, 3068 SDslu, 3179 SDs, 0 SdLazy, 447 SolverSat, 106 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 643.6ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 164 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 292.0ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=422occurred in iteration=13, InterpolantAutomatonStates: 76, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 307.8ms AutomataMinimizationTime, 14 MinimizatonAttempts, 1602 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 92 LocationsWithAnnotation, 92 PreInvPairs, 277 NumberOfFragments, 971 HoareAnnotationTreeSize, 92 FomulaSimplifications, 1661817 FormulaSimplificationTreeSizeReduction, 1988.4ms HoareSimplificationTime, 92 FomulaSimplificationsInter, 625730 FormulaSimplificationTreeSizeReductionInter, 4871.5ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 89.9ms SsaConstructionTime, 431.8ms SatisfiabilityAnalysisTime, 973.0ms InterpolantComputationTime, 644 NumberOfCodeBlocks, 644 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 629 ConstructedInterpolants, 0 QuantifiedInterpolants, 1048 SizeOfPredicates, 3 NumberOfNonLiveVariables, 460 ConjunctsInSsa, 6 ConjunctsInUnsatCore, 15 InterpolantComputations, 13 PerfectInterpolantSequences, 156/162 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 481]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && waterLevel == 1) && !(0 == systemActive) - InvariantResult [Line: 215]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && splverifierCounter == 0) && 2 <= waterLevel) && \result == 1) && !(0 == systemActive)) || ((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && \result == 1)) || ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 1 <= tmp) && 1 <= waterLevel) && \result == 1) && 1 <= \result)) || (((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1) && waterLevel == 1) && !(0 == systemActive)) - InvariantResult [Line: 969]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 969]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 969]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 928]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 481]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 928]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 406]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && tmp == 0) && \result == 1) && \result == 0) && !(0 == systemActive) - InvariantResult [Line: 969]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 969]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 928]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && tmp == 0) && \result == 1) && \result == 0) && !(0 == systemActive) - InvariantResult [Line: 406]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 969]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 462]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 928]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 406]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 462]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 462]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && tmp == 0) && \result == 1) && \result == 0) && !(0 == systemActive)) || (((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && tmp == 1) && tmp___0 == 0) && \result == 0) && \result == 1) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 267]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((((tmp == 1 && splverifierCounter == 0) && 2 <= waterLevel) && tmp == 0) && \result == 1) && 2 <= \result) && 2 <= tmp) && \result == 0) && !(0 == systemActive)) || ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 1 <= tmp) && 1 <= waterLevel) && \result == 1) && 1 <= \result)) || (((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1) && waterLevel == 1) && !(0 == systemActive)) - InvariantResult [Line: 960]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && splverifierCounter == 0) && 2 <= waterLevel) && tmp == 0) && \result == 1) && 2 <= \result) && \result == 0) && !(0 == systemActive)) || (((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 1 <= waterLevel) && \result == 1) && 1 <= \result) - InvariantResult [Line: 983]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 481]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && splverifierCounter == 0) && \result == 0) && !(\result == 0)) && tmp == 0) && 1 <= waterLevel) && !(tmp___0 == 0)) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 462]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 417]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 969]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 462]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 101]: Loop Invariant Derived loop invariant: (((tmp == 1 && pumpRunning == 0) && \result == 1) && waterLevel == 1) && !(0 == systemActive) - InvariantResult [Line: 983]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 928]: Loop Invariant Derived loop invariant: (((tmp == 1 && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 267]: Loop Invariant Derived loop invariant: (((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1) && waterLevel == 1) || ((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && \result == 1)) || ((((tmp == 1 && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 406]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 928]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 406]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 481]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 462]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 462]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && tmp == 0) && \result == 1) && \result == 0) && !(0 == systemActive)) || (((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && tmp == 1) && tmp___0 == 0) && \result == 0) && \result == 1) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 406]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && tmp == 0) && \result == 1) && \result == 0) && !(0 == systemActive) - InvariantResult [Line: 504]: Loop Invariant Derived loop invariant: ((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1) && waterLevel == 1) || ((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && \result == 1) - InvariantResult [Line: 194]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 983]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 969]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 462]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 406]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1018]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && \result == 1) && waterLevel == 1) && !(0 == systemActive) - InvariantResult [Line: 462]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 406]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 960]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 969]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && \result == 1) && \result == 0) && !(0 == systemActive)) || ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 406]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 406]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 267]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 406]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 481]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 462]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 928]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 983]: Loop Invariant Derived loop invariant: ((((tmp == 1 && splverifierCounter == 0) && \result == 0) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 275]: Loop Invariant Derived loop invariant: (((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1) && waterLevel == 1) || ((((((tmp == 1 && splverifierCounter == 0) && 2 <= waterLevel) && tmp == 0) && \result == 1) && \result == 0) && !(0 == systemActive))) || ((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && \result == 1) - InvariantResult [Line: 928]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 969]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && \result == 1) && \result == 0) && !(0 == systemActive)) || ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 406]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 928]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 122]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 928]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 275]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 205]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && splverifierCounter == 0) && 2 <= waterLevel) && \result == 1) && !(0 == systemActive)) || ((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && \result == 1)) || ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 1 <= tmp) && 1 <= waterLevel) && \result == 1) && 1 <= \result)) || (((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1) && waterLevel == 1) && !(0 == systemActive)) - InvariantResult [Line: 481]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 969]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 969]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 960]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 928]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 406]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 406]: Loop Invariant Derived loop invariant: (((tmp == 1 && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 417]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 275]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 462]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 928]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 928]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 406]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 417]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 928]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && tmp == 0) && \result == 1) && \result == 0) && !(0 == systemActive) - InvariantResult [Line: 462]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 268]: Loop Invariant Derived loop invariant: (((((tmp == 1 && splverifierCounter == 0) && 2 <= waterLevel) && \result == 1) && !(0 == systemActive)) || ((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1) && waterLevel == 1)) || ((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && \result == 1) - InvariantResult [Line: 983]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 983]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 928]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-08-26 08:45:21,344 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...