./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec5_product53.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 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_spec5_product53.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 8e882693bcbcb1a63ff9494a2e39acf2974fbfcd ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 08:45:37,712 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-26 08:45:37,713 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-26 08:45:37,743 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-26 08:45:37,744 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-26 08:45:37,745 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-26 08:45:37,746 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-26 08:45:37,749 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-26 08:45:37,751 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-26 08:45:37,752 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-26 08:45:37,752 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-26 08:45:37,753 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-26 08:45:37,754 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-26 08:45:37,756 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-26 08:45:37,757 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-26 08:45:37,759 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-26 08:45:37,760 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-26 08:45:37,763 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-26 08:45:37,765 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-26 08:45:37,769 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-26 08:45:37,770 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-26 08:45:37,773 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-26 08:45:37,773 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-26 08:45:37,774 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-26 08:45:37,775 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-26 08:45:37,780 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-26 08:45:37,781 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-26 08:45:37,781 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-26 08:45:37,782 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-26 08:45:37,783 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-26 08:45:37,783 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-26 08:45:37,783 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-26 08:45:37,784 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-26 08:45:37,786 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-26 08:45:37,787 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-26 08:45:37,789 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-26 08:45:37,789 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-26 08:45:37,789 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-26 08:45:37,790 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-26 08:45:37,790 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-26 08:45:37,790 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-26 08:45:37,791 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-08-26 08:45:37,812 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-26 08:45:37,812 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-26 08:45:37,812 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-26 08:45:37,812 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-26 08:45:37,813 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-26 08:45:37,813 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-26 08:45:37,813 INFO L138 SettingsManager]: * Use SBE=true [2021-08-26 08:45:37,814 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-26 08:45:37,814 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-26 08:45:37,814 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-26 08:45:37,814 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-26 08:45:37,814 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-26 08:45:37,814 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-26 08:45:37,814 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-26 08:45:37,815 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-26 08:45:37,815 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-26 08:45:37,815 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-26 08:45:37,815 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-26 08:45:37,815 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-26 08:45:37,815 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-26 08:45:37,815 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-26 08:45:37,816 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-26 08:45:37,816 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-26 08:45:37,816 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-26 08:45:37,816 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-26 08:45:37,816 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-26 08:45:37,841 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-26 08:45:37,841 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-26 08:45:37,841 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-26 08:45:37,841 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-26 08:45:37,841 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8e882693bcbcb1a63ff9494a2e39acf2974fbfcd [2021-08-26 08:45:38,078 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-26 08:45:38,099 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-26 08:45:38,101 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-26 08:45:38,102 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-26 08:45:38,103 INFO L275 PluginConnector]: CDTParser initialized [2021-08-26 08:45:38,104 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec5_product53.cil.c [2021-08-26 08:45:38,169 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dffd1c12a/6800f49f89c846b08d1752c299bbbf37/FLAG2df291c86 [2021-08-26 08:45:38,500 INFO L306 CDTParser]: Found 1 translation units. [2021-08-26 08:45:38,500 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec5_product53.cil.c [2021-08-26 08:45:38,515 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dffd1c12a/6800f49f89c846b08d1752c299bbbf37/FLAG2df291c86 [2021-08-26 08:45:38,908 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dffd1c12a/6800f49f89c846b08d1752c299bbbf37 [2021-08-26 08:45:38,910 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-26 08:45:38,911 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-26 08:45:38,912 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-26 08:45:38,912 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-26 08:45:38,921 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-26 08:45:38,921 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 08:45:38" (1/1) ... [2021-08-26 08:45:38,922 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45d51dea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:38, skipping insertion in model container [2021-08-26 08:45:38,922 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 08:45:38" (1/1) ... [2021-08-26 08:45:38,926 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-26 08:45:38,971 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-26 08:45:39,128 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_spec5_product53.cil.c[17591,17604] [2021-08-26 08:45:39,163 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-26 08:45:39,169 INFO L203 MainTranslator]: Completed pre-run [2021-08-26 08:45:39,232 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_spec5_product53.cil.c[17591,17604] [2021-08-26 08:45:39,237 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-26 08:45:39,250 INFO L208 MainTranslator]: Completed translation [2021-08-26 08:45:39,250 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:39 WrapperNode [2021-08-26 08:45:39,250 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-26 08:45:39,251 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-26 08:45:39,251 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-26 08:45:39,251 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-26 08:45:39,256 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:39" (1/1) ... [2021-08-26 08:45:39,281 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:39" (1/1) ... [2021-08-26 08:45:39,331 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-26 08:45:39,332 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-26 08:45:39,332 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-26 08:45:39,332 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-26 08:45:39,338 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:39" (1/1) ... [2021-08-26 08:45:39,338 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:39" (1/1) ... [2021-08-26 08:45:39,351 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:39" (1/1) ... [2021-08-26 08:45:39,351 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:39" (1/1) ... [2021-08-26 08:45:39,365 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:39" (1/1) ... [2021-08-26 08:45:39,383 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:39" (1/1) ... [2021-08-26 08:45:39,386 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:39" (1/1) ... [2021-08-26 08:45:39,389 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-26 08:45:39,389 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-26 08:45:39,390 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-26 08:45:39,390 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-26 08:45:39,390 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:39" (1/1) ... [2021-08-26 08:45:39,410 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-26 08:45:39,415 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-26 08:45:39,426 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 08:45:39,450 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 08:45:39,468 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-26 08:45:39,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-26 08:45:39,470 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-26 08:45:39,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-26 08:45:40,386 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-26 08:45:40,386 INFO L299 CfgBuilder]: Removed 290 assume(true) statements. [2021-08-26 08:45:40,387 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 08:45:40 BoogieIcfgContainer [2021-08-26 08:45:40,387 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-26 08:45:40,389 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-26 08:45:40,389 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-26 08:45:40,391 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-26 08:45:40,391 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.08 08:45:38" (1/3) ... [2021-08-26 08:45:40,391 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b361e65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.08 08:45:40, skipping insertion in model container [2021-08-26 08:45:40,391 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:39" (2/3) ... [2021-08-26 08:45:40,391 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b361e65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.08 08:45:40, skipping insertion in model container [2021-08-26 08:45:40,392 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 08:45:40" (3/3) ... [2021-08-26 08:45:40,392 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product53.cil.c [2021-08-26 08:45:40,396 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-26 08:45:40,396 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-08-26 08:45:40,436 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-08-26 08:45:40,449 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 08:45:40,450 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-08-26 08:45:40,470 INFO L276 IsEmpty]: Start isEmpty. Operand has 198 states, 194 states have (on average 1.5463917525773196) internal successors, (300), 197 states have internal predecessors, (300), 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 08:45:40,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-08-26 08:45:40,475 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:45:40,475 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:45:40,476 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 08:45:40,480 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:45:40,480 INFO L82 PathProgramCache]: Analyzing trace with hash -750612192, now seen corresponding path program 1 times [2021-08-26 08:45:40,486 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:45:40,486 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1639988538] [2021-08-26 08:45:40,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:45:40,487 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:45:40,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:45:40,690 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 08:45:40,691 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:45:40,692 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1639988538] [2021-08-26 08:45:40,692 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1639988538] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:45:40,692 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:45:40,692 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-26 08:45:40,698 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [478489908] [2021-08-26 08:45:40,705 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-08-26 08:45:40,706 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:45:40,717 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-08-26 08:45:40,718 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-26 08:45:40,721 INFO L87 Difference]: Start difference. First operand has 198 states, 194 states have (on average 1.5463917525773196) internal successors, (300), 197 states have internal predecessors, (300), 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 9.5) internal successors, (19), 2 states have internal predecessors, (19), 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 08:45:40,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:45:40,767 INFO L93 Difference]: Finished difference Result 389 states and 592 transitions. [2021-08-26 08:45:40,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-26 08:45:40,768 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 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 19 [2021-08-26 08:45:40,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:45:40,775 INFO L225 Difference]: With dead ends: 389 [2021-08-26 08:45:40,775 INFO L226 Difference]: Without dead ends: 194 [2021-08-26 08:45:40,777 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 08:45:40,788 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2021-08-26 08:45:40,839 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 194. [2021-08-26 08:45:40,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 194 states, 191 states have (on average 1.5078534031413613) internal successors, (288), 193 states have internal predecessors, (288), 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 08:45:40,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 288 transitions. [2021-08-26 08:45:40,842 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 288 transitions. Word has length 19 [2021-08-26 08:45:40,843 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:45:40,843 INFO L470 AbstractCegarLoop]: Abstraction has 194 states and 288 transitions. [2021-08-26 08:45:40,843 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 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 08:45:40,844 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 288 transitions. [2021-08-26 08:45:40,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-08-26 08:45:40,845 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:45:40,846 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] [2021-08-26 08:45:40,846 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-26 08:45:40,846 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 08:45:40,849 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:45:40,849 INFO L82 PathProgramCache]: Analyzing trace with hash 1114380044, now seen corresponding path program 1 times [2021-08-26 08:45:40,849 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:45:40,849 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [898720804] [2021-08-26 08:45:40,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:45:40,850 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:45:40,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:45:40,949 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 08:45:40,949 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:45:40,950 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [898720804] [2021-08-26 08:45:40,950 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [898720804] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:45:40,950 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:45:40,950 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-26 08:45:40,950 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2012683772] [2021-08-26 08:45:40,951 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-26 08:45:40,951 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:45:40,952 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-26 08:45:40,952 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 08:45:40,953 INFO L87 Difference]: Start difference. First operand 194 states and 288 transitions. Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 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 08:45:40,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:45:40,972 INFO L93 Difference]: Finished difference Result 194 states and 288 transitions. [2021-08-26 08:45:40,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-26 08:45:40,972 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 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 20 [2021-08-26 08:45:40,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:45:40,974 INFO L225 Difference]: With dead ends: 194 [2021-08-26 08:45:40,974 INFO L226 Difference]: Without dead ends: 75 [2021-08-26 08:45:40,978 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 08:45:40,978 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2021-08-26 08:45:40,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2021-08-26 08:45:40,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 74 states have (on average 1.4864864864864864) internal successors, (110), 74 states have internal predecessors, (110), 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 08:45:40,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 110 transitions. [2021-08-26 08:45:40,982 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 110 transitions. Word has length 20 [2021-08-26 08:45:40,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:45:40,982 INFO L470 AbstractCegarLoop]: Abstraction has 75 states and 110 transitions. [2021-08-26 08:45:40,982 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 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 08:45:40,982 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 110 transitions. [2021-08-26 08:45:40,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-08-26 08:45:40,983 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:45:40,983 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 08:45:40,983 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-26 08:45:40,983 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 08:45:40,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:45:40,984 INFO L82 PathProgramCache]: Analyzing trace with hash 298878360, now seen corresponding path program 1 times [2021-08-26 08:45:40,984 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:45:40,984 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1002332435] [2021-08-26 08:45:40,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:45:40,984 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:45:41,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:45:41,045 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 08:45:41,045 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:45:41,046 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1002332435] [2021-08-26 08:45:41,046 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1002332435] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:45:41,047 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:45:41,051 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-26 08:45:41,052 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [576574899] [2021-08-26 08:45:41,052 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-26 08:45:41,052 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:45:41,053 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-26 08:45:41,053 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 08:45:41,053 INFO L87 Difference]: Start difference. First operand 75 states and 110 transitions. Second operand has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 2 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 08:45:41,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:45:41,060 INFO L93 Difference]: Finished difference Result 143 states and 213 transitions. [2021-08-26 08:45:41,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-26 08:45:41,060 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 2 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 08:45:41,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:45:41,061 INFO L225 Difference]: With dead ends: 143 [2021-08-26 08:45:41,061 INFO L226 Difference]: Without dead ends: 75 [2021-08-26 08:45:41,061 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.1ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 08:45:41,062 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2021-08-26 08:45:41,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2021-08-26 08:45:41,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 74 states have (on average 1.472972972972973) internal successors, (109), 74 states have internal predecessors, (109), 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 08:45:41,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 109 transitions. [2021-08-26 08:45:41,065 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 109 transitions. Word has length 26 [2021-08-26 08:45:41,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:45:41,065 INFO L470 AbstractCegarLoop]: Abstraction has 75 states and 109 transitions. [2021-08-26 08:45:41,065 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 2 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 08:45:41,065 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 109 transitions. [2021-08-26 08:45:41,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-08-26 08:45:41,066 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:45:41,066 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] [2021-08-26 08:45:41,066 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-08-26 08:45:41,067 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 08:45:41,067 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:45:41,067 INFO L82 PathProgramCache]: Analyzing trace with hash -149422890, now seen corresponding path program 1 times [2021-08-26 08:45:41,067 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:45:41,067 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1348778783] [2021-08-26 08:45:41,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:45:41,075 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:45:41,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:45:41,115 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 08:45:41,115 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:45:41,116 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1348778783] [2021-08-26 08:45:41,116 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1348778783] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:45:41,116 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:45:41,116 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-26 08:45:41,116 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1880508513] [2021-08-26 08:45:41,116 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-26 08:45:41,116 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:45:41,117 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-26 08:45:41,117 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 08:45:41,117 INFO L87 Difference]: Start difference. First operand 75 states and 109 transitions. Second operand has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 2 states have internal predecessors, (29), 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 08:45:41,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:45:41,159 INFO L93 Difference]: Finished difference Result 155 states and 227 transitions. [2021-08-26 08:45:41,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-26 08:45:41,160 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 2 states have internal predecessors, (29), 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 29 [2021-08-26 08:45:41,160 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:45:41,160 INFO L225 Difference]: With dead ends: 155 [2021-08-26 08:45:41,160 INFO L226 Difference]: Without dead ends: 87 [2021-08-26 08:45:41,161 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.0ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 08:45:41,161 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2021-08-26 08:45:41,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 85. [2021-08-26 08:45:41,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 84 states have (on average 1.4166666666666667) internal successors, (119), 84 states have internal predecessors, (119), 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 08:45:41,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 119 transitions. [2021-08-26 08:45:41,166 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 119 transitions. Word has length 29 [2021-08-26 08:45:41,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:45:41,166 INFO L470 AbstractCegarLoop]: Abstraction has 85 states and 119 transitions. [2021-08-26 08:45:41,166 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 2 states have internal predecessors, (29), 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 08:45:41,166 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 119 transitions. [2021-08-26 08:45:41,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-08-26 08:45:41,167 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:45:41,167 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 08:45:41,167 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-08-26 08:45:41,168 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 08:45:41,168 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:45:41,168 INFO L82 PathProgramCache]: Analyzing trace with hash 1951483845, now seen corresponding path program 1 times [2021-08-26 08:45:41,168 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:45:41,168 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [388003309] [2021-08-26 08:45:41,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:45:41,169 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:45:41,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:45:41,222 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 08:45:41,223 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:45:41,223 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [388003309] [2021-08-26 08:45:41,223 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [388003309] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:45:41,223 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:45:41,223 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-26 08:45:41,223 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2037583356] [2021-08-26 08:45:41,224 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-26 08:45:41,224 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:45:41,224 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-26 08:45:41,224 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-26 08:45:41,225 INFO L87 Difference]: Start difference. First operand 85 states and 119 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 08:45:41,354 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:45:41,354 INFO L93 Difference]: Finished difference Result 223 states and 310 transitions. [2021-08-26 08:45:41,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-26 08:45:41,354 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 08:45:41,355 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:45:41,355 INFO L225 Difference]: With dead ends: 223 [2021-08-26 08:45:41,355 INFO L226 Difference]: Without dead ends: 145 [2021-08-26 08:45:41,356 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 46.2ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-08-26 08:45:41,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2021-08-26 08:45:41,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 94. [2021-08-26 08:45:41,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 94 states, 93 states have (on average 1.3763440860215055) internal successors, (128), 93 states have internal predecessors, (128), 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 08:45:41,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 128 transitions. [2021-08-26 08:45:41,370 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 128 transitions. Word has length 35 [2021-08-26 08:45:41,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:45:41,370 INFO L470 AbstractCegarLoop]: Abstraction has 94 states and 128 transitions. [2021-08-26 08:45:41,370 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 08:45:41,371 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 128 transitions. [2021-08-26 08:45:41,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-08-26 08:45:41,376 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:45:41,377 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 08:45:41,377 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-08-26 08:45:41,377 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 08:45:41,377 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:45:41,377 INFO L82 PathProgramCache]: Analyzing trace with hash -1410019742, now seen corresponding path program 1 times [2021-08-26 08:45:41,377 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:45:41,377 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1026292317] [2021-08-26 08:45:41,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:45:41,378 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:45:41,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:45:41,455 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 08:45:41,455 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:45:41,455 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1026292317] [2021-08-26 08:45:41,456 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1026292317] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:45:41,456 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:45:41,456 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-26 08:45:41,456 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1905217691] [2021-08-26 08:45:41,456 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-26 08:45:41,456 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:45:41,457 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-26 08:45:41,457 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-26 08:45:41,457 INFO L87 Difference]: Start difference. First operand 94 states and 128 transitions. Second operand has 5 states, 5 states have (on average 7.0) 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 08:45:41,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:45:41,600 INFO L93 Difference]: Finished difference Result 313 states and 429 transitions. [2021-08-26 08:45:41,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-26 08:45:41,601 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.0) 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 08:45:41,601 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:45:41,602 INFO L225 Difference]: With dead ends: 313 [2021-08-26 08:45:41,603 INFO L226 Difference]: Without dead ends: 226 [2021-08-26 08:45:41,607 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 51.5ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-08-26 08:45:41,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226 states. [2021-08-26 08:45:41,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226 to 93. [2021-08-26 08:45:41,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 92 states have (on average 1.358695652173913) internal successors, (125), 92 states have internal predecessors, (125), 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 08:45:41,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 125 transitions. [2021-08-26 08:45:41,616 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 125 transitions. Word has length 35 [2021-08-26 08:45:41,617 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:45:41,618 INFO L470 AbstractCegarLoop]: Abstraction has 93 states and 125 transitions. [2021-08-26 08:45:41,618 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.0) 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 08:45:41,618 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 125 transitions. [2021-08-26 08:45:41,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-08-26 08:45:41,621 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:45:41,621 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 08:45:41,621 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-08-26 08:45:41,622 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 08:45:41,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:45:41,622 INFO L82 PathProgramCache]: Analyzing trace with hash -1642418873, now seen corresponding path program 1 times [2021-08-26 08:45:41,622 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:45:41,625 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1485059608] [2021-08-26 08:45:41,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:45:41,625 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:45:41,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:45:41,681 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 08:45:41,682 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:45:41,682 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1485059608] [2021-08-26 08:45:41,682 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1485059608] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:45:41,682 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:45:41,682 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-26 08:45:41,682 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1851358471] [2021-08-26 08:45:41,683 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-26 08:45:41,683 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:45:41,683 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-26 08:45:41,683 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-26 08:45:41,684 INFO L87 Difference]: Start difference. First operand 93 states and 125 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 08:45:41,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:45:41,718 INFO L93 Difference]: Finished difference Result 217 states and 291 transitions. [2021-08-26 08:45:41,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-26 08:45:41,718 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 08:45:41,719 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:45:41,719 INFO L225 Difference]: With dead ends: 217 [2021-08-26 08:45:41,719 INFO L226 Difference]: Without dead ends: 131 [2021-08-26 08:45:41,720 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 7.7ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-08-26 08:45:41,720 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2021-08-26 08:45:41,725 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 99. [2021-08-26 08:45:41,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 98 states have (on average 1.336734693877551) internal successors, (131), 98 states have internal predecessors, (131), 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 08:45:41,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 131 transitions. [2021-08-26 08:45:41,726 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 131 transitions. Word has length 35 [2021-08-26 08:45:41,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:45:41,726 INFO L470 AbstractCegarLoop]: Abstraction has 99 states and 131 transitions. [2021-08-26 08:45:41,727 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 08:45:41,732 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 131 transitions. [2021-08-26 08:45:41,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-08-26 08:45:41,733 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:45:41,733 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 08:45:41,733 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-08-26 08:45:41,733 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 08:45:41,733 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:45:41,733 INFO L82 PathProgramCache]: Analyzing trace with hash 2065742409, now seen corresponding path program 1 times [2021-08-26 08:45:41,733 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:45:41,734 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [57639016] [2021-08-26 08:45:41,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:45:41,735 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:45:41,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:45:41,786 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 08:45:41,786 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:45:41,786 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [57639016] [2021-08-26 08:45:41,786 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [57639016] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:45:41,786 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:45:41,787 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-26 08:45:41,787 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [257251954] [2021-08-26 08:45:41,787 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-26 08:45:41,787 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:45:41,787 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-26 08:45:41,788 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 08:45:41,789 INFO L87 Difference]: Start difference. First operand 99 states and 131 transitions. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 2 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 08:45:41,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:45:41,807 INFO L93 Difference]: Finished difference Result 220 states and 292 transitions. [2021-08-26 08:45:41,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-26 08:45:41,807 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 2 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 08:45:41,808 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:45:41,808 INFO L225 Difference]: With dead ends: 220 [2021-08-26 08:45:41,808 INFO L226 Difference]: Without dead ends: 128 [2021-08-26 08:45:41,809 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.0ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 08:45:41,809 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2021-08-26 08:45:41,813 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 128. [2021-08-26 08:45:41,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 128 states, 127 states have (on average 1.3070866141732282) internal successors, (166), 127 states have internal predecessors, (166), 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 08:45:41,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 166 transitions. [2021-08-26 08:45:41,814 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 166 transitions. Word has length 35 [2021-08-26 08:45:41,814 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:45:41,814 INFO L470 AbstractCegarLoop]: Abstraction has 128 states and 166 transitions. [2021-08-26 08:45:41,814 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 2 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 08:45:41,814 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 166 transitions. [2021-08-26 08:45:41,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-08-26 08:45:41,815 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:45:41,815 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, 1] [2021-08-26 08:45:41,815 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-08-26 08:45:41,815 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 08:45:41,815 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:45:41,816 INFO L82 PathProgramCache]: Analyzing trace with hash 1741083913, now seen corresponding path program 1 times [2021-08-26 08:45:41,816 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:45:41,816 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1325920863] [2021-08-26 08:45:41,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:45:41,816 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:45:41,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:45:41,898 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 08:45:41,898 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:45:41,899 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1325920863] [2021-08-26 08:45:41,899 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1325920863] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:45:41,899 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:45:41,899 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-26 08:45:41,899 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1800877820] [2021-08-26 08:45:41,900 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-08-26 08:45:41,900 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:45:41,900 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-26 08:45:41,903 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-08-26 08:45:41,904 INFO L87 Difference]: Start difference. First operand 128 states and 166 transitions. Second operand has 7 states, 7 states have (on average 5.142857142857143) internal successors, (36), 6 states have internal predecessors, (36), 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 08:45:42,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:45:42,126 INFO L93 Difference]: Finished difference Result 622 states and 825 transitions. [2021-08-26 08:45:42,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-26 08:45:42,127 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.142857142857143) internal successors, (36), 6 states have internal predecessors, (36), 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 36 [2021-08-26 08:45:42,127 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:45:42,128 INFO L225 Difference]: With dead ends: 622 [2021-08-26 08:45:42,128 INFO L226 Difference]: Without dead ends: 530 [2021-08-26 08:45:42,129 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 77.5ms TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2021-08-26 08:45:42,129 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 530 states. [2021-08-26 08:45:42,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 530 to 223. [2021-08-26 08:45:42,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 223 states, 222 states have (on average 1.2927927927927927) internal successors, (287), 222 states have internal predecessors, (287), 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 08:45:42,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 223 states and 287 transitions. [2021-08-26 08:45:42,143 INFO L78 Accepts]: Start accepts. Automaton has 223 states and 287 transitions. Word has length 36 [2021-08-26 08:45:42,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:45:42,143 INFO L470 AbstractCegarLoop]: Abstraction has 223 states and 287 transitions. [2021-08-26 08:45:42,143 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.142857142857143) internal successors, (36), 6 states have internal predecessors, (36), 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 08:45:42,143 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 287 transitions. [2021-08-26 08:45:42,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-08-26 08:45:42,144 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:45:42,144 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:45:42,147 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-08-26 08:45:42,147 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 08:45:42,147 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:45:42,148 INFO L82 PathProgramCache]: Analyzing trace with hash -905921982, now seen corresponding path program 1 times [2021-08-26 08:45:42,148 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:45:42,148 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1764720660] [2021-08-26 08:45:42,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:45:42,148 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:45:42,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:45:42,196 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-08-26 08:45:42,196 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:45:42,196 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1764720660] [2021-08-26 08:45:42,196 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1764720660] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 08:45:42,197 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1544808848] [2021-08-26 08:45:42,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:45:42,197 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-26 08:45:42,197 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-26 08:45:42,198 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 08:45:42,199 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 08:45:42,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:45:42,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 463 conjuncts, 5 conjunts are in the unsatisfiable core [2021-08-26 08:45:42,375 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-26 08:45:42,603 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 08:45:42,603 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1544808848] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 08:45:42,603 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-26 08:45:42,603 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2021-08-26 08:45:42,603 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1372084772] [2021-08-26 08:45:42,604 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-08-26 08:45:42,605 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:45:42,606 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-08-26 08:45:42,606 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2021-08-26 08:45:42,606 INFO L87 Difference]: Start difference. First operand 223 states and 287 transitions. Second operand has 9 states, 9 states have (on average 11.88888888888889) internal successors, (107), 9 states have internal predecessors, (107), 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 08:45:42,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:45:42,981 INFO L93 Difference]: Finished difference Result 809 states and 1083 transitions. [2021-08-26 08:45:42,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-26 08:45:42,982 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 11.88888888888889) internal successors, (107), 9 states have internal predecessors, (107), 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 63 [2021-08-26 08:45:42,982 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:45:42,982 INFO L225 Difference]: With dead ends: 809 [2021-08-26 08:45:42,982 INFO L226 Difference]: Without dead ends: 0 [2021-08-26 08:45:42,983 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 74 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 147 ImplicationChecksByTransitivity, 236.8ms TimeCoverageRelationStatistics Valid=206, Invalid=550, Unknown=0, NotChecked=0, Total=756 [2021-08-26 08:45:42,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-08-26 08:45:42,984 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-08-26 08:45:42,984 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 08:45:42,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-08-26 08:45:42,984 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 63 [2021-08-26 08:45:42,984 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:45:42,984 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-08-26 08:45:42,984 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 11.88888888888889) internal successors, (107), 9 states have internal predecessors, (107), 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 08:45:42,984 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-08-26 08:45:42,984 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-08-26 08:45:42,986 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-26 08:45:42,986 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-08-26 08:45:42,986 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-08-26 08:45:43,007 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 08:45:43,189 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,SelfDestructingSolverStorable9 [2021-08-26 08:45:43,190 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-08-26 08:45:43,199 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,287 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,288 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,288 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,329 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,330 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,330 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,331 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,333 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,337 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,340 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,341 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,342 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,351 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,352 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,387 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,388 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,388 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,389 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,389 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,441 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,441 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,442 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,442 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,443 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,444 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,452 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,453 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,453 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,454 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,454 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,454 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,455 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,455 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,455 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,456 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,465 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,465 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,467 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,478 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,478 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,479 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,479 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,480 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,480 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,480 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,481 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,481 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,485 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,487 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,515 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,516 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,516 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,517 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,517 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,533 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,534 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,548 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,549 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,549 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,550 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,550 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,550 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,597 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,598 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,598 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,599 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,602 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,603 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,603 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,604 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,607 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,608 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:45,113 INFO L857 garLoopResultBuilder]: For program point L927(lines 927 931) no Hoare annotation was computed. [2021-08-26 08:45:45,113 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 904) no Hoare annotation was computed. [2021-08-26 08:45:45,113 INFO L860 garLoopResultBuilder]: At program point L895(lines 876 898) the Hoare annotation is: true [2021-08-26 08:45:45,113 INFO L853 garLoopResultBuilder]: At program point L862(lines 858 864) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-08-26 08:45:45,113 INFO L857 garLoopResultBuilder]: For program point L466(lines 466 474) no Hoare annotation was computed. [2021-08-26 08:45:45,113 INFO L857 garLoopResultBuilder]: For program point L466-1(lines 466 474) no Hoare annotation was computed. [2021-08-26 08:45:45,113 INFO L857 garLoopResultBuilder]: For program point L466-2(lines 466 474) no Hoare annotation was computed. [2021-08-26 08:45:45,113 INFO L857 garLoopResultBuilder]: For program point L466-3(lines 466 474) no Hoare annotation was computed. [2021-08-26 08:45:45,113 INFO L857 garLoopResultBuilder]: For program point L466-4(lines 466 474) no Hoare annotation was computed. [2021-08-26 08:45:45,114 INFO L857 garLoopResultBuilder]: For program point L466-5(lines 466 474) no Hoare annotation was computed. [2021-08-26 08:45:45,114 INFO L857 garLoopResultBuilder]: For program point L466-6(lines 466 474) no Hoare annotation was computed. [2021-08-26 08:45:45,114 INFO L857 garLoopResultBuilder]: For program point L466-7(lines 466 474) no Hoare annotation was computed. [2021-08-26 08:45:45,114 INFO L857 garLoopResultBuilder]: For program point L466-8(lines 466 474) no Hoare annotation was computed. [2021-08-26 08:45:45,114 INFO L857 garLoopResultBuilder]: For program point L466-9(lines 466 474) no Hoare annotation was computed. [2021-08-26 08:45:45,114 INFO L857 garLoopResultBuilder]: For program point L466-10(lines 466 474) no Hoare annotation was computed. [2021-08-26 08:45:45,114 INFO L857 garLoopResultBuilder]: For program point L466-11(lines 466 474) no Hoare annotation was computed. [2021-08-26 08:45:45,114 INFO L857 garLoopResultBuilder]: For program point L698(lines 697 742) no Hoare annotation was computed. [2021-08-26 08:45:45,114 INFO L857 garLoopResultBuilder]: For program point L699(lines 699 703) no Hoare annotation was computed. [2021-08-26 08:45:45,115 INFO L853 garLoopResultBuilder]: At program point L567(lines 562 570) the Hoare annotation is: (let ((.cse3 (<= 1 ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse4 (<= 1 |ULTIMATE.start_isPumpRunning_#res|))) (or (and .cse0 (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse1 .cse2) (and .cse3 .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2 .cse4) (and .cse3 .cse0 .cse1 .cse2 .cse4 (<= 1 ~switchedOnBeforeTS~0)))) [2021-08-26 08:45:45,115 INFO L853 garLoopResultBuilder]: At program point L567-1(lines 562 570) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (<= ~waterLevel~0 2))) (or (and .cse0 (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse1 .cse2) (and (<= 1 ~pumpRunning~0) .cse0 .cse1 .cse2 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (<= 1 ~switchedOnBeforeTS~0)))) [2021-08-26 08:45:45,115 INFO L853 garLoopResultBuilder]: At program point L567-2(lines 562 570) the Hoare annotation is: false [2021-08-26 08:45:45,115 INFO L853 garLoopResultBuilder]: At program point L567-3(lines 562 570) the Hoare annotation is: false [2021-08-26 08:45:45,115 INFO L853 garLoopResultBuilder]: At program point L567-4(lines 562 570) the Hoare annotation is: false [2021-08-26 08:45:45,115 INFO L853 garLoopResultBuilder]: At program point L567-5(lines 562 570) the Hoare annotation is: false [2021-08-26 08:45:45,116 INFO L853 garLoopResultBuilder]: At program point L997(lines 988 1001) the Hoare annotation is: false [2021-08-26 08:45:45,116 INFO L853 garLoopResultBuilder]: At program point L997-1(lines 988 1001) the Hoare annotation is: false [2021-08-26 08:45:45,117 INFO L853 garLoopResultBuilder]: At program point L997-2(lines 988 1001) the Hoare annotation is: false [2021-08-26 08:45:45,118 INFO L853 garLoopResultBuilder]: At program point L997-3(lines 988 1001) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3) (and .cse0 .cse1 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1) .cse2 .cse3))) [2021-08-26 08:45:45,118 INFO L853 garLoopResultBuilder]: At program point L997-4(lines 988 1001) the Hoare annotation is: false [2021-08-26 08:45:45,118 INFO L853 garLoopResultBuilder]: At program point L997-5(lines 988 1001) the Hoare annotation is: false [2021-08-26 08:45:45,118 INFO L853 garLoopResultBuilder]: At program point L997-6(lines 988 1001) the Hoare annotation is: false [2021-08-26 08:45:45,118 INFO L853 garLoopResultBuilder]: At program point L997-7(lines 988 1001) the Hoare annotation is: false [2021-08-26 08:45:45,118 INFO L857 garLoopResultBuilder]: For program point L733(lines 733 737) no Hoare annotation was computed. [2021-08-26 08:45:45,118 INFO L853 garLoopResultBuilder]: At program point L997-8(lines 988 1001) the Hoare annotation is: false [2021-08-26 08:45:45,118 INFO L853 garLoopResultBuilder]: At program point L997-9(lines 988 1001) the Hoare annotation is: false [2021-08-26 08:45:45,119 INFO L857 garLoopResultBuilder]: For program point L733-2(lines 727 738) no Hoare annotation was computed. [2021-08-26 08:45:45,119 INFO L853 garLoopResultBuilder]: At program point L997-10(lines 988 1001) the Hoare annotation is: false [2021-08-26 08:45:45,119 INFO L853 garLoopResultBuilder]: At program point L997-11(lines 988 1001) the Hoare annotation is: false [2021-08-26 08:45:45,120 INFO L857 garLoopResultBuilder]: For program point L635(lines 635 639) no Hoare annotation was computed. [2021-08-26 08:45:45,120 INFO L857 garLoopResultBuilder]: For program point L635-2(lines 635 639) no Hoare annotation was computed. [2021-08-26 08:45:45,120 INFO L857 garLoopResultBuilder]: For program point L635-3(lines 635 639) no Hoare annotation was computed. [2021-08-26 08:45:45,120 INFO L857 garLoopResultBuilder]: For program point L635-5(lines 635 639) no Hoare annotation was computed. [2021-08-26 08:45:45,120 INFO L853 garLoopResultBuilder]: At program point L437(lines 437 443) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3) (and .cse1 (= ~pumpRunning~0 0) .cse2 .cse3) (and .cse0 .cse1 .cse2 .cse3 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (<= 1 ~switchedOnBeforeTS~0)))) [2021-08-26 08:45:45,120 INFO L857 garLoopResultBuilder]: For program point L635-6(lines 635 639) no Hoare annotation was computed. [2021-08-26 08:45:45,120 INFO L853 garLoopResultBuilder]: At program point L437-1(lines 437 443) the Hoare annotation is: false [2021-08-26 08:45:45,120 INFO L857 garLoopResultBuilder]: For program point L635-8(lines 635 639) no Hoare annotation was computed. [2021-08-26 08:45:45,120 INFO L853 garLoopResultBuilder]: At program point L437-2(lines 437 443) the Hoare annotation is: false [2021-08-26 08:45:45,121 INFO L857 garLoopResultBuilder]: For program point L635-9(lines 635 639) no Hoare annotation was computed. [2021-08-26 08:45:45,121 INFO L857 garLoopResultBuilder]: For program point L635-11(lines 635 639) no Hoare annotation was computed. [2021-08-26 08:45:45,121 INFO L857 garLoopResultBuilder]: For program point L635-12(lines 635 639) no Hoare annotation was computed. [2021-08-26 08:45:45,121 INFO L857 garLoopResultBuilder]: For program point L635-14(lines 635 639) no Hoare annotation was computed. [2021-08-26 08:45:45,121 INFO L857 garLoopResultBuilder]: For program point L635-15(lines 635 639) no Hoare annotation was computed. [2021-08-26 08:45:45,121 INFO L857 garLoopResultBuilder]: For program point L635-17(lines 635 639) no Hoare annotation was computed. [2021-08-26 08:45:45,121 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 904) no Hoare annotation was computed. [2021-08-26 08:45:45,121 INFO L853 garLoopResultBuilder]: At program point L770(lines 430 436) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (<= ~waterLevel~0 2))) (or (and .cse0 (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse1 .cse2) (and (<= 1 ~pumpRunning~0) .cse0 .cse1 .cse2 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (<= 1 ~switchedOnBeforeTS~0)))) [2021-08-26 08:45:45,121 INFO L853 garLoopResultBuilder]: At program point L770-1(lines 430 436) the Hoare annotation is: false [2021-08-26 08:45:45,121 INFO L853 garLoopResultBuilder]: At program point L770-2(lines 430 436) the Hoare annotation is: false [2021-08-26 08:45:45,121 INFO L853 garLoopResultBuilder]: At program point L671(lines 1 1010) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-08-26 08:45:45,121 INFO L857 garLoopResultBuilder]: For program point L904(line 904) no Hoare annotation was computed. [2021-08-26 08:45:45,121 INFO L857 garLoopResultBuilder]: For program point L904-1(line 904) no Hoare annotation was computed. [2021-08-26 08:45:45,121 INFO L857 garLoopResultBuilder]: For program point L904-2(line 904) no Hoare annotation was computed. [2021-08-26 08:45:45,122 INFO L857 garLoopResultBuilder]: For program point L707(lines 707 713) no Hoare annotation was computed. [2021-08-26 08:45:45,122 INFO L853 garLoopResultBuilder]: At program point L707-1(lines 707 713) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3) (and .cse1 (= ~pumpRunning~0 0) .cse2 .cse3) (and .cse0 .cse1 .cse2 .cse3 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (<= 1 ~switchedOnBeforeTS~0)))) [2021-08-26 08:45:45,122 INFO L853 garLoopResultBuilder]: At program point L641(lines 626 644) the Hoare annotation is: (and (<= 1 ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= 1 ~systemActive~0) (<= ~waterLevel~0 2) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (<= 1 ~switchedOnBeforeTS~0)) [2021-08-26 08:45:45,122 INFO L853 garLoopResultBuilder]: At program point L641-1(lines 626 644) the Hoare annotation is: false [2021-08-26 08:45:45,122 INFO L853 garLoopResultBuilder]: At program point L641-2(lines 626 644) the Hoare annotation is: false [2021-08-26 08:45:45,122 INFO L853 garLoopResultBuilder]: At program point L641-3(lines 626 644) the Hoare annotation is: false [2021-08-26 08:45:45,122 INFO L853 garLoopResultBuilder]: At program point L641-4(lines 626 644) the Hoare annotation is: false [2021-08-26 08:45:45,122 INFO L853 garLoopResultBuilder]: At program point L641-5(lines 626 644) the Hoare annotation is: false [2021-08-26 08:45:45,122 INFO L857 garLoopResultBuilder]: For program point L939(lines 939 943) no Hoare annotation was computed. [2021-08-26 08:45:45,122 INFO L853 garLoopResultBuilder]: At program point L1007(lines 1002 1010) the Hoare annotation is: (and (<= 1 ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= 1 ~systemActive~0) (<= ~waterLevel~0 2) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (<= 1 ~switchedOnBeforeTS~0)) [2021-08-26 08:45:45,123 INFO L853 garLoopResultBuilder]: At program point L1007-1(lines 1002 1010) the Hoare annotation is: false [2021-08-26 08:45:45,123 INFO L853 garLoopResultBuilder]: At program point L1007-2(lines 1002 1010) the Hoare annotation is: false [2021-08-26 08:45:45,123 INFO L853 garLoopResultBuilder]: At program point L1007-3(lines 1002 1010) the Hoare annotation is: false [2021-08-26 08:45:45,123 INFO L853 garLoopResultBuilder]: At program point L1007-4(lines 1002 1010) the Hoare annotation is: false [2021-08-26 08:45:45,123 INFO L853 garLoopResultBuilder]: At program point L1007-5(lines 1002 1010) the Hoare annotation is: false [2021-08-26 08:45:45,123 INFO L853 garLoopResultBuilder]: At program point L743(lines 696 744) the Hoare annotation is: false [2021-08-26 08:45:45,123 INFO L853 garLoopResultBuilder]: At program point L679(lines 674 682) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-08-26 08:45:45,123 INFO L857 garLoopResultBuilder]: For program point L514(lines 514 531) no Hoare annotation was computed. [2021-08-26 08:45:45,123 INFO L857 garLoopResultBuilder]: For program point L514-1(lines 514 531) no Hoare annotation was computed. [2021-08-26 08:45:45,123 INFO L857 garLoopResultBuilder]: For program point L514-2(lines 514 531) no Hoare annotation was computed. [2021-08-26 08:45:45,123 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-08-26 08:45:45,123 INFO L857 garLoopResultBuilder]: For program point L781(lines 781 798) no Hoare annotation was computed. [2021-08-26 08:45:45,124 INFO L853 garLoopResultBuilder]: At program point L781-1(lines 1 1010) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 (< 1 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~9) (<= 2 ~waterLevel~0) .cse2 (<= |ULTIMATE.start_getWaterLevel_#res| 2) .cse3 (<= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~9 2) (<= 2 |ULTIMATE.start_getWaterLevel_#res|)) (and .cse1 (= ~pumpRunning~0 0) .cse2 .cse3) (and .cse0 .cse1 .cse2 .cse3 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (<= 1 ~switchedOnBeforeTS~0)))) [2021-08-26 08:45:45,124 INFO L853 garLoopResultBuilder]: At program point L814-2(lines 814 828) the Hoare annotation is: false [2021-08-26 08:45:45,124 INFO L857 garLoopResultBuilder]: For program point L781-2(lines 781 798) no Hoare annotation was computed. [2021-08-26 08:45:45,124 INFO L853 garLoopResultBuilder]: At program point L781-3(lines 1 1010) the Hoare annotation is: false [2021-08-26 08:45:45,124 INFO L857 garLoopResultBuilder]: For program point L781-4(lines 781 798) no Hoare annotation was computed. [2021-08-26 08:45:45,124 INFO L857 garLoopResultBuilder]: For program point L616(lines 616 620) no Hoare annotation was computed. [2021-08-26 08:45:45,124 INFO L853 garLoopResultBuilder]: At program point L781-5(lines 1 1010) the Hoare annotation is: false [2021-08-26 08:45:45,124 INFO L857 garLoopResultBuilder]: For program point L616-2(lines 616 620) no Hoare annotation was computed. [2021-08-26 08:45:45,125 INFO L857 garLoopResultBuilder]: For program point L616-3(lines 616 620) no Hoare annotation was computed. [2021-08-26 08:45:45,125 INFO L857 garLoopResultBuilder]: For program point L616-5(lines 616 620) no Hoare annotation was computed. [2021-08-26 08:45:45,125 INFO L857 garLoopResultBuilder]: For program point L616-6(lines 616 620) no Hoare annotation was computed. [2021-08-26 08:45:45,125 INFO L857 garLoopResultBuilder]: For program point L616-8(lines 616 620) no Hoare annotation was computed. [2021-08-26 08:45:45,125 INFO L857 garLoopResultBuilder]: For program point L616-9(lines 616 620) no Hoare annotation was computed. [2021-08-26 08:45:45,125 INFO L857 garLoopResultBuilder]: For program point L616-11(lines 616 620) no Hoare annotation was computed. [2021-08-26 08:45:45,125 INFO L857 garLoopResultBuilder]: For program point L616-12(lines 616 620) no Hoare annotation was computed. [2021-08-26 08:45:45,126 INFO L857 garLoopResultBuilder]: For program point L616-14(lines 616 620) no Hoare annotation was computed. [2021-08-26 08:45:45,126 INFO L857 garLoopResultBuilder]: For program point L616-15(lines 616 620) no Hoare annotation was computed. [2021-08-26 08:45:45,126 INFO L857 garLoopResultBuilder]: For program point L616-17(lines 616 620) no Hoare annotation was computed. [2021-08-26 08:45:45,126 INFO L857 garLoopResultBuilder]: For program point L616-18(lines 616 620) no Hoare annotation was computed. [2021-08-26 08:45:45,126 INFO L857 garLoopResultBuilder]: For program point L616-20(lines 616 620) no Hoare annotation was computed. [2021-08-26 08:45:45,126 INFO L857 garLoopResultBuilder]: For program point L616-21(lines 616 620) no Hoare annotation was computed. [2021-08-26 08:45:45,126 INFO L857 garLoopResultBuilder]: For program point L616-23(lines 616 620) no Hoare annotation was computed. [2021-08-26 08:45:45,126 INFO L857 garLoopResultBuilder]: For program point L616-24(lines 616 620) no Hoare annotation was computed. [2021-08-26 08:45:45,126 INFO L857 garLoopResultBuilder]: For program point L815(line 815) no Hoare annotation was computed. [2021-08-26 08:45:45,126 INFO L857 garLoopResultBuilder]: For program point L616-26(lines 616 620) no Hoare annotation was computed. [2021-08-26 08:45:45,126 INFO L857 garLoopResultBuilder]: For program point L616-27(lines 616 620) no Hoare annotation was computed. [2021-08-26 08:45:45,126 INFO L857 garLoopResultBuilder]: For program point L616-29(lines 616 620) no Hoare annotation was computed. [2021-08-26 08:45:45,126 INFO L857 garLoopResultBuilder]: For program point L616-30(lines 616 620) no Hoare annotation was computed. [2021-08-26 08:45:45,127 INFO L857 garLoopResultBuilder]: For program point L616-32(lines 616 620) no Hoare annotation was computed. [2021-08-26 08:45:45,127 INFO L857 garLoopResultBuilder]: For program point L616-33(lines 616 620) no Hoare annotation was computed. [2021-08-26 08:45:45,127 INFO L857 garLoopResultBuilder]: For program point L518(lines 518 526) no Hoare annotation was computed. [2021-08-26 08:45:45,127 INFO L857 garLoopResultBuilder]: For program point L518-1(lines 518 526) no Hoare annotation was computed. [2021-08-26 08:45:45,127 INFO L857 garLoopResultBuilder]: For program point L616-35(lines 616 620) no Hoare annotation was computed. [2021-08-26 08:45:45,127 INFO L857 garLoopResultBuilder]: For program point L518-2(lines 518 526) no Hoare annotation was computed. [2021-08-26 08:45:45,127 INFO L857 garLoopResultBuilder]: For program point L915(lines 915 919) no Hoare annotation was computed. [2021-08-26 08:45:45,127 INFO L857 garLoopResultBuilder]: For program point L915-3(lines 915 919) no Hoare annotation was computed. [2021-08-26 08:45:45,127 INFO L857 garLoopResultBuilder]: For program point L717(lines 717 723) no Hoare annotation was computed. [2021-08-26 08:45:45,127 INFO L857 garLoopResultBuilder]: For program point L915-6(lines 915 919) no Hoare annotation was computed. [2021-08-26 08:45:45,127 INFO L853 garLoopResultBuilder]: At program point L717-1(lines 717 723) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3) (and .cse1 (= ~pumpRunning~0 0) .cse2 .cse3) (and .cse0 .cse1 .cse2 .cse3 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (<= 1 ~switchedOnBeforeTS~0)))) [2021-08-26 08:45:45,127 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-08-26 08:45:45,127 INFO L857 garLoopResultBuilder]: For program point L818(lines 818 822) no Hoare annotation was computed. [2021-08-26 08:45:45,127 INFO L857 garLoopResultBuilder]: For program point L785(lines 785 795) no Hoare annotation was computed. [2021-08-26 08:45:45,127 INFO L857 garLoopResultBuilder]: For program point L818-1(lines 818 822) no Hoare annotation was computed. [2021-08-26 08:45:45,127 INFO L857 garLoopResultBuilder]: For program point L785-2(lines 785 795) no Hoare annotation was computed. [2021-08-26 08:45:45,127 INFO L857 garLoopResultBuilder]: For program point L785-4(lines 785 795) no Hoare annotation was computed. [2021-08-26 08:45:45,127 INFO L857 garLoopResultBuilder]: For program point L488(lines 488 505) no Hoare annotation was computed. [2021-08-26 08:45:45,127 INFO L857 garLoopResultBuilder]: For program point L488-1(lines 488 505) no Hoare annotation was computed. [2021-08-26 08:45:45,127 INFO L857 garLoopResultBuilder]: For program point L488-2(lines 488 505) no Hoare annotation was computed. [2021-08-26 08:45:45,128 INFO L857 garLoopResultBuilder]: For program point L488-3(lines 488 505) no Hoare annotation was computed. [2021-08-26 08:45:45,128 INFO L857 garLoopResultBuilder]: For program point L488-4(lines 488 505) no Hoare annotation was computed. [2021-08-26 08:45:45,128 INFO L857 garLoopResultBuilder]: For program point L488-5(lines 488 505) no Hoare annotation was computed. [2021-08-26 08:45:45,128 INFO L853 garLoopResultBuilder]: At program point L984(lines 979 987) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 (<= |ULTIMATE.start_getWaterLevel_#res| 2) .cse3 (<= 2 |ULTIMATE.start_getWaterLevel_#res|)) (and .cse1 (= ~pumpRunning~0 0) .cse2 .cse3) (and .cse0 .cse1 .cse2 .cse3 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (<= 1 ~switchedOnBeforeTS~0)))) [2021-08-26 08:45:45,128 INFO L853 garLoopResultBuilder]: At program point L984-1(lines 979 987) the Hoare annotation is: false [2021-08-26 08:45:45,128 INFO L853 garLoopResultBuilder]: At program point L984-2(lines 979 987) the Hoare annotation is: false [2021-08-26 08:45:45,128 INFO L857 garLoopResultBuilder]: For program point L786(lines 786 792) no Hoare annotation was computed. [2021-08-26 08:45:45,128 INFO L857 garLoopResultBuilder]: For program point L786-2(lines 786 792) no Hoare annotation was computed. [2021-08-26 08:45:45,128 INFO L857 garLoopResultBuilder]: For program point L786-4(lines 786 792) no Hoare annotation was computed. [2021-08-26 08:45:45,128 INFO L853 garLoopResultBuilder]: At program point L952(lines 947 955) the Hoare annotation is: (and (<= 1 ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= 1 ~systemActive~0) (<= ~waterLevel~0 2) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (<= 1 ~switchedOnBeforeTS~0)) [2021-08-26 08:45:45,128 INFO L853 garLoopResultBuilder]: At program point L952-1(lines 947 955) the Hoare annotation is: false [2021-08-26 08:45:45,128 INFO L857 garLoopResultBuilder]: For program point L886(lines 886 893) no Hoare annotation was computed. [2021-08-26 08:45:45,128 INFO L853 garLoopResultBuilder]: At program point L952-2(lines 947 955) the Hoare annotation is: false [2021-08-26 08:45:45,128 INFO L860 garLoopResultBuilder]: At program point L886-1(lines 886 893) the Hoare annotation is: true [2021-08-26 08:45:45,128 INFO L853 garLoopResultBuilder]: At program point L622(lines 607 625) the Hoare annotation is: false [2021-08-26 08:45:45,128 INFO L853 garLoopResultBuilder]: At program point L622-1(lines 607 625) the Hoare annotation is: false [2021-08-26 08:45:45,128 INFO L853 garLoopResultBuilder]: At program point L622-2(lines 607 625) the Hoare annotation is: false [2021-08-26 08:45:45,128 INFO L853 garLoopResultBuilder]: At program point L622-3(lines 607 625) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 0) (= |ULTIMATE.start_isHighWaterLevel_#res| 0) .cse2 .cse3) (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3))) [2021-08-26 08:45:45,129 INFO L853 garLoopResultBuilder]: At program point L622-4(lines 607 625) the Hoare annotation is: false [2021-08-26 08:45:45,129 INFO L853 garLoopResultBuilder]: At program point L622-5(lines 607 625) the Hoare annotation is: false [2021-08-26 08:45:45,129 INFO L853 garLoopResultBuilder]: At program point L622-6(lines 607 625) the Hoare annotation is: false [2021-08-26 08:45:45,129 INFO L853 garLoopResultBuilder]: At program point L622-7(lines 607 625) the Hoare annotation is: false [2021-08-26 08:45:45,129 INFO L853 garLoopResultBuilder]: At program point L622-8(lines 607 625) the Hoare annotation is: false [2021-08-26 08:45:45,129 INFO L853 garLoopResultBuilder]: At program point L622-9(lines 607 625) the Hoare annotation is: false [2021-08-26 08:45:45,129 INFO L853 garLoopResultBuilder]: At program point L622-10(lines 607 625) the Hoare annotation is: false [2021-08-26 08:45:45,129 INFO L853 garLoopResultBuilder]: At program point L622-11(lines 607 625) the Hoare annotation is: false [2021-08-26 08:45:45,129 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-08-26 08:45:45,129 INFO L853 garLoopResultBuilder]: At program point L558(lines 551 561) the Hoare annotation is: (and (<= 1 ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= 1 ~systemActive~0) (<= ~waterLevel~0 2) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (<= 1 ~switchedOnBeforeTS~0)) [2021-08-26 08:45:45,129 INFO L853 garLoopResultBuilder]: At program point L558-1(lines 551 561) the Hoare annotation is: false [2021-08-26 08:45:45,129 INFO L857 garLoopResultBuilder]: For program point L492(lines 492 500) no Hoare annotation was computed. [2021-08-26 08:45:45,129 INFO L853 garLoopResultBuilder]: At program point L558-2(lines 551 561) the Hoare annotation is: false [2021-08-26 08:45:45,129 INFO L857 garLoopResultBuilder]: For program point L492-1(lines 492 500) no Hoare annotation was computed. [2021-08-26 08:45:45,129 INFO L857 garLoopResultBuilder]: For program point L492-2(lines 492 500) no Hoare annotation was computed. [2021-08-26 08:45:45,129 INFO L857 garLoopResultBuilder]: For program point L492-3(lines 492 500) no Hoare annotation was computed. [2021-08-26 08:45:45,129 INFO L857 garLoopResultBuilder]: For program point L492-4(lines 492 500) no Hoare annotation was computed. [2021-08-26 08:45:45,129 INFO L857 garLoopResultBuilder]: For program point L492-5(lines 492 500) no Hoare annotation was computed. [2021-08-26 08:45:45,129 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-08-26 08:45:45,130 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 904) no Hoare annotation was computed. [2021-08-26 08:45:45,130 INFO L857 garLoopResultBuilder]: For program point L462(lines 462 479) no Hoare annotation was computed. [2021-08-26 08:45:45,130 INFO L857 garLoopResultBuilder]: For program point L462-1(lines 462 479) no Hoare annotation was computed. [2021-08-26 08:45:45,130 INFO L857 garLoopResultBuilder]: For program point L462-2(lines 462 479) no Hoare annotation was computed. [2021-08-26 08:45:45,130 INFO L857 garLoopResultBuilder]: For program point L462-3(lines 462 479) no Hoare annotation was computed. [2021-08-26 08:45:45,130 INFO L857 garLoopResultBuilder]: For program point L462-4(lines 462 479) no Hoare annotation was computed. [2021-08-26 08:45:45,130 INFO L857 garLoopResultBuilder]: For program point L462-5(lines 462 479) no Hoare annotation was computed. [2021-08-26 08:45:45,130 INFO L857 garLoopResultBuilder]: For program point L462-6(lines 462 479) no Hoare annotation was computed. [2021-08-26 08:45:45,130 INFO L857 garLoopResultBuilder]: For program point L462-7(lines 462 479) no Hoare annotation was computed. [2021-08-26 08:45:45,130 INFO L857 garLoopResultBuilder]: For program point L462-8(lines 462 479) no Hoare annotation was computed. [2021-08-26 08:45:45,130 INFO L857 garLoopResultBuilder]: For program point L462-9(lines 462 479) no Hoare annotation was computed. [2021-08-26 08:45:45,130 INFO L857 garLoopResultBuilder]: For program point L462-10(lines 462 479) no Hoare annotation was computed. [2021-08-26 08:45:45,130 INFO L857 garLoopResultBuilder]: For program point L462-11(lines 462 479) no Hoare annotation was computed. [2021-08-26 08:45:45,130 INFO L853 garLoopResultBuilder]: At program point L760(lines 755 762) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-08-26 08:45:45,131 INFO L857 garLoopResultBuilder]: For program point L727(lines 727 738) no Hoare annotation was computed. [2021-08-26 08:45:45,131 INFO L853 garLoopResultBuilder]: At program point L430(lines 426 448) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (<= ~waterLevel~0 2))) (or (and .cse0 (= ~pumpRunning~0 0) .cse1 .cse2) (and (<= 1 ~pumpRunning~0) .cse0 .cse1 .cse2 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (<= 1 ~switchedOnBeforeTS~0)))) [2021-08-26 08:45:45,131 INFO L853 garLoopResultBuilder]: At program point L430-1(lines 426 448) the Hoare annotation is: false [2021-08-26 08:45:45,131 INFO L853 garLoopResultBuilder]: At program point L430-2(lines 426 448) the Hoare annotation is: false [2021-08-26 08:45:45,131 INFO L857 garLoopResultBuilder]: For program point L992(lines 992 998) no Hoare annotation was computed. [2021-08-26 08:45:45,131 INFO L857 garLoopResultBuilder]: For program point L992-1(lines 992 998) no Hoare annotation was computed. [2021-08-26 08:45:45,131 INFO L857 garLoopResultBuilder]: For program point L992-2(lines 992 998) no Hoare annotation was computed. [2021-08-26 08:45:45,131 INFO L857 garLoopResultBuilder]: For program point L992-3(lines 992 998) no Hoare annotation was computed. [2021-08-26 08:45:45,131 INFO L857 garLoopResultBuilder]: For program point L992-4(lines 992 998) no Hoare annotation was computed. [2021-08-26 08:45:45,131 INFO L857 garLoopResultBuilder]: For program point L992-5(lines 992 998) no Hoare annotation was computed. [2021-08-26 08:45:45,131 INFO L857 garLoopResultBuilder]: For program point L992-6(lines 992 998) no Hoare annotation was computed. [2021-08-26 08:45:45,131 INFO L857 garLoopResultBuilder]: For program point L992-7(lines 992 998) no Hoare annotation was computed. [2021-08-26 08:45:45,131 INFO L857 garLoopResultBuilder]: For program point L992-8(lines 992 998) no Hoare annotation was computed. [2021-08-26 08:45:45,131 INFO L857 garLoopResultBuilder]: For program point L992-9(lines 992 998) no Hoare annotation was computed. [2021-08-26 08:45:45,131 INFO L857 garLoopResultBuilder]: For program point L992-10(lines 992 998) no Hoare annotation was computed. [2021-08-26 08:45:45,132 INFO L857 garLoopResultBuilder]: For program point L992-11(lines 992 998) no Hoare annotation was computed. [2021-08-26 08:45:45,137 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-08-26 08:45:45,167 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.08 08:45:45 BoogieIcfgContainer [2021-08-26 08:45:45,167 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-26 08:45:45,167 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-08-26 08:45:45,167 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-08-26 08:45:45,167 INFO L275 PluginConnector]: Witness Printer initialized [2021-08-26 08:45:45,168 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 08:45:40" (3/4) ... [2021-08-26 08:45:45,170 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-08-26 08:45:45,187 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-08-26 08:45:45,191 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-08-26 08:45:45,192 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-08-26 08:45:45,193 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-08-26 08:45:45,194 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-08-26 08:45:45,194 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-08-26 08:45:45,195 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-08-26 08:45:45,212 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((1 <= pumpRunning && splverifierCounter == 0) && 1 < tmp) && 2 <= waterLevel) && 1 == systemActive) && \result <= 2) && waterLevel <= 2) && tmp <= 2) && 2 <= \result) || (((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && waterLevel <= 2)) || (((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && waterLevel <= 2) && 1 <= \result) && 1 <= switchedOnBeforeTS) [2021-08-26 08:45:45,213 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 <= pumpRunning && splverifierCounter == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) || (((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && waterLevel <= 2)) || (((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && waterLevel <= 2) && 1 <= \result) && 1 <= switchedOnBeforeTS) [2021-08-26 08:45:45,213 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 <= pumpRunning && splverifierCounter == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) || (((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && waterLevel <= 2)) || (((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && waterLevel <= 2) && 1 <= \result) && 1 <= switchedOnBeforeTS) [2021-08-26 08:45:45,214 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive) && waterLevel <= 2) || (((((1 <= pumpRunning && splverifierCounter == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) && 1 <= \result)) || (((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && waterLevel <= 2) && 1 <= \result) && 1 <= switchedOnBeforeTS) [2021-08-26 08:45:45,215 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive) && waterLevel <= 2) || (((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && waterLevel <= 2) && 1 <= \result) && 1 <= switchedOnBeforeTS) [2021-08-26 08:45:45,215 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && waterLevel <= 2) || (((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && waterLevel <= 2) && 1 <= \result) && 1 <= switchedOnBeforeTS) [2021-08-26 08:45:45,215 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 <= pumpRunning && splverifierCounter == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) || (((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && waterLevel <= 2)) || (((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && waterLevel <= 2) && 1 <= \result) && 1 <= switchedOnBeforeTS) [2021-08-26 08:45:45,216 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 <= pumpRunning && splverifierCounter == 0) && 2 <= waterLevel) && 1 == systemActive) && \result <= 2) && waterLevel <= 2) && 2 <= \result) || (((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && waterLevel <= 2)) || (((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && waterLevel <= 2) && 1 <= \result) && 1 <= switchedOnBeforeTS) [2021-08-26 08:45:45,216 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && waterLevel <= 2) && 1 <= \result) && 1 <= switchedOnBeforeTS [2021-08-26 08:45:45,221 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && waterLevel <= 2) && 1 <= \result) && 1 <= switchedOnBeforeTS [2021-08-26 08:45:45,221 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive) && waterLevel <= 2) || (((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && waterLevel <= 2) && 1 <= \result) && 1 <= switchedOnBeforeTS) [2021-08-26 08:45:45,222 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) || ((((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && 1 == systemActive) && waterLevel <= 2) [2021-08-26 08:45:45,224 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && pumpRunning == 0) && tmp___0 == 0) && \result == 0) && 1 == systemActive) && waterLevel <= 2) || ((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) [2021-08-26 08:45:45,224 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && waterLevel <= 2) && 1 <= \result) && 1 <= switchedOnBeforeTS [2021-08-26 08:45:45,224 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && waterLevel <= 2) && 1 <= \result) && 1 <= switchedOnBeforeTS [2021-08-26 08:45:45,265 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-08-26 08:45:45,265 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-08-26 08:45:45,266 INFO L168 Benchmark]: Toolchain (without parser) took 6354.92 ms. Allocated memory was 56.6 MB in the beginning and 151.0 MB in the end (delta: 94.4 MB). Free memory was 34.7 MB in the beginning and 88.6 MB in the end (delta: -53.9 MB). Peak memory consumption was 39.6 MB. Max. memory is 16.1 GB. [2021-08-26 08:45:45,266 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 56.6 MB. Free memory was 38.7 MB in the beginning and 38.7 MB in the end (delta: 44.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-26 08:45:45,267 INFO L168 Benchmark]: CACSL2BoogieTranslator took 339.06 ms. Allocated memory was 56.6 MB in the beginning and 71.3 MB in the end (delta: 14.7 MB). Free memory was 34.4 MB in the beginning and 49.0 MB in the end (delta: -14.6 MB). Peak memory consumption was 14.3 MB. Max. memory is 16.1 GB. [2021-08-26 08:45:45,267 INFO L168 Benchmark]: Boogie Procedure Inliner took 80.28 ms. Allocated memory is still 71.3 MB. Free memory was 48.8 MB in the beginning and 43.8 MB in the end (delta: 5.0 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-08-26 08:45:45,267 INFO L168 Benchmark]: Boogie Preprocessor took 56.80 ms. Allocated memory is still 71.3 MB. Free memory was 43.8 MB in the beginning and 40.2 MB in the end (delta: 3.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-08-26 08:45:45,267 INFO L168 Benchmark]: RCFGBuilder took 998.09 ms. Allocated memory was 71.3 MB in the beginning and 86.0 MB in the end (delta: 14.7 MB). Free memory was 40.2 MB in the beginning and 63.8 MB in the end (delta: -23.5 MB). Peak memory consumption was 13.5 MB. Max. memory is 16.1 GB. [2021-08-26 08:45:45,267 INFO L168 Benchmark]: TraceAbstraction took 4778.18 ms. Allocated memory was 86.0 MB in the beginning and 151.0 MB in the end (delta: 65.0 MB). Free memory was 63.3 MB in the beginning and 105.4 MB in the end (delta: -42.1 MB). Peak memory consumption was 89.5 MB. Max. memory is 16.1 GB. [2021-08-26 08:45:45,267 INFO L168 Benchmark]: Witness Printer took 97.96 ms. Allocated memory is still 151.0 MB. Free memory was 105.4 MB in the beginning and 88.6 MB in the end (delta: 16.8 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-08-26 08:45:45,268 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 56.6 MB. Free memory was 38.7 MB in the beginning and 38.7 MB in the end (delta: 44.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 339.06 ms. Allocated memory was 56.6 MB in the beginning and 71.3 MB in the end (delta: 14.7 MB). Free memory was 34.4 MB in the beginning and 49.0 MB in the end (delta: -14.6 MB). Peak memory consumption was 14.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 80.28 ms. Allocated memory is still 71.3 MB. Free memory was 48.8 MB in the beginning and 43.8 MB in the end (delta: 5.0 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 56.80 ms. Allocated memory is still 71.3 MB. Free memory was 43.8 MB in the beginning and 40.2 MB in the end (delta: 3.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 998.09 ms. Allocated memory was 71.3 MB in the beginning and 86.0 MB in the end (delta: 14.7 MB). Free memory was 40.2 MB in the beginning and 63.8 MB in the end (delta: -23.5 MB). Peak memory consumption was 13.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 4778.18 ms. Allocated memory was 86.0 MB in the beginning and 151.0 MB in the end (delta: 65.0 MB). Free memory was 63.3 MB in the beginning and 105.4 MB in the end (delta: -42.1 MB). Peak memory consumption was 89.5 MB. Max. memory is 16.1 GB. * Witness Printer took 97.96 ms. Allocated memory is still 151.0 MB. Free memory was 105.4 MB in the beginning and 88.6 MB in the end (delta: 16.8 MB). Peak memory consumption was 14.7 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: 904]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 904]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 904]: 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, 198 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 4700.1ms, OverallIterations: 10, TraceHistogramMax: 2, EmptinessCheckTime: 24.2ms, AutomataDifference: 1099.7ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 1923.1ms, InitialAbstractionConstructionTime: 14.4ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 1414 SDtfs, 1781 SDslu, 2233 SDs, 0 SdLazy, 388 SolverSat, 99 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 376.9ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 147 GetRequests, 91 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 171 ImplicationChecksByTransitivity, 432.7ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=223occurred in iteration=9, InterpolantAutomatonStates: 66, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 117.2ms AutomataMinimizationTime, 10 MinimizatonAttempts, 525 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 73 LocationsWithAnnotation, 73 PreInvPairs, 291 NumberOfFragments, 662 HoareAnnotationTreeSize, 73 FomulaSimplifications, 84078 FormulaSimplificationTreeSizeReduction, 413.8ms HoareSimplificationTime, 73 FomulaSimplificationsInter, 25234 FormulaSimplificationTreeSizeReductionInter, 1494.6ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 71.0ms SsaConstructionTime, 270.9ms SatisfiabilityAnalysisTime, 697.7ms InterpolantComputationTime, 396 NumberOfCodeBlocks, 396 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 385 ConstructedInterpolants, 0 QuantifiedInterpolants, 792 SizeOfPredicates, 3 NumberOfNonLiveVariables, 463 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 11 InterpolantComputations, 9 PerfectInterpolantSequences, 17/32 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, 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: 707]: Loop Invariant Derived loop invariant: (((((1 <= pumpRunning && splverifierCounter == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) || (((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && waterLevel <= 2)) || (((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && waterLevel <= 2) && 1 <= \result) && 1 <= switchedOnBeforeTS) - InvariantResult [Line: 979]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 988]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 437]: Loop Invariant Derived loop invariant: (((((1 <= pumpRunning && splverifierCounter == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) || (((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && waterLevel <= 2)) || (((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && waterLevel <= 2) && 1 <= \result) && 1 <= switchedOnBeforeTS) - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 988]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 814]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 858]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 876]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1002]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1002]: Loop Invariant Derived loop invariant: ((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && waterLevel <= 2) && 1 <= \result) && 1 <= switchedOnBeforeTS - InvariantResult [Line: 988]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((((1 <= pumpRunning && splverifierCounter == 0) && 1 < tmp) && 2 <= waterLevel) && 1 == systemActive) && \result <= 2) && waterLevel <= 2) && tmp <= 2) && 2 <= \result) || (((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && waterLevel <= 2)) || (((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && waterLevel <= 2) && 1 <= \result) && 1 <= switchedOnBeforeTS) - InvariantResult [Line: 988]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 626]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 426]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && waterLevel <= 2) || (((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && waterLevel <= 2) && 1 <= \result) && 1 <= switchedOnBeforeTS) - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1002]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 988]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 886]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 562]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive) && waterLevel <= 2) || (((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && waterLevel <= 2) && 1 <= \result) && 1 <= switchedOnBeforeTS) - InvariantResult [Line: 1002]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 626]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 988]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 988]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 562]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 979]: Loop Invariant Derived loop invariant: (((((((1 <= pumpRunning && splverifierCounter == 0) && 2 <= waterLevel) && 1 == systemActive) && \result <= 2) && waterLevel <= 2) && 2 <= \result) || (((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && waterLevel <= 2)) || (((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && waterLevel <= 2) && 1 <= \result) && 1 <= switchedOnBeforeTS) - InvariantResult [Line: 437]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 674]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 988]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) || ((((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && 1 == systemActive) && waterLevel <= 2) - InvariantResult [Line: 562]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 626]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 979]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1002]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 426]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 551]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 437]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 626]: Loop Invariant Derived loop invariant: ((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && waterLevel <= 2) && 1 <= \result) && 1 <= switchedOnBeforeTS - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 562]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive) && waterLevel <= 2) || (((((1 <= pumpRunning && splverifierCounter == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) && 1 <= \result)) || (((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && waterLevel <= 2) && 1 <= \result) && 1 <= switchedOnBeforeTS) - InvariantResult [Line: 988]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 947]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 430]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 430]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive) && waterLevel <= 2) || (((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && waterLevel <= 2) && 1 <= \result) && 1 <= switchedOnBeforeTS) - InvariantResult [Line: 426]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && pumpRunning == 0) && tmp___0 == 0) && \result == 0) && 1 == systemActive) && waterLevel <= 2) || ((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) - InvariantResult [Line: 430]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 755]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 626]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 626]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 551]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 717]: Loop Invariant Derived loop invariant: (((((1 <= pumpRunning && splverifierCounter == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) || (((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && waterLevel <= 2)) || (((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && waterLevel <= 2) && 1 <= \result) && 1 <= switchedOnBeforeTS) - InvariantResult [Line: 562]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 696]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1002]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 988]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 551]: Loop Invariant Derived loop invariant: ((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && waterLevel <= 2) && 1 <= \result) && 1 <= switchedOnBeforeTS - InvariantResult [Line: 988]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 947]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 947]: Loop Invariant Derived loop invariant: ((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && waterLevel <= 2) && 1 <= \result) && 1 <= switchedOnBeforeTS - InvariantResult [Line: 988]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 562]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-08-26 08:45:45,302 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...