./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec5_product08.cil.c --full-output -ea --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 03d7b7b3 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -ea -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_product08.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 5fa4f60085f64a1804e4aca4b7be9247f343df1e9c84e33b08f4411c844fb6fe --- Real Ultimate output --- This is Ultimate 0.2.2-dev-03d7b7b [2022-02-20 18:11:34,233 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-20 18:11:34,236 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-20 18:11:34,279 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-20 18:11:34,280 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-20 18:11:34,283 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-20 18:11:34,284 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-20 18:11:34,286 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-20 18:11:34,288 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-20 18:11:34,292 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-20 18:11:34,293 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-20 18:11:34,294 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-20 18:11:34,295 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-20 18:11:34,297 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-20 18:11:34,298 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-20 18:11:34,301 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-20 18:11:34,302 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-20 18:11:34,302 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-20 18:11:34,304 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-20 18:11:34,309 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-20 18:11:34,310 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-20 18:11:34,311 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-20 18:11:34,312 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-20 18:11:34,313 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-20 18:11:34,315 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-20 18:11:34,315 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-20 18:11:34,315 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-20 18:11:34,316 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-20 18:11:34,316 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-20 18:11:34,317 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-20 18:11:34,317 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-20 18:11:34,317 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-20 18:11:34,318 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-20 18:11:34,319 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-20 18:11:34,319 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-20 18:11:34,320 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-20 18:11:34,320 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-20 18:11:34,320 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-20 18:11:34,320 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-20 18:11:34,321 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-20 18:11:34,321 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-20 18:11:34,322 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-02-20 18:11:34,351 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-20 18:11:34,351 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-20 18:11:34,352 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-20 18:11:34,352 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-20 18:11:34,353 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-20 18:11:34,353 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-20 18:11:34,353 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-20 18:11:34,354 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-20 18:11:34,354 INFO L138 SettingsManager]: * Use SBE=true [2022-02-20 18:11:34,354 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-20 18:11:34,355 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-20 18:11:34,355 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-20 18:11:34,355 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-20 18:11:34,355 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-20 18:11:34,355 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-20 18:11:34,356 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-20 18:11:34,356 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-20 18:11:34,356 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-20 18:11:34,356 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-20 18:11:34,356 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-20 18:11:34,356 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-20 18:11:34,357 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-20 18:11:34,357 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-20 18:11:34,357 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-20 18:11:34,357 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 18:11:34,357 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-20 18:11:34,358 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-20 18:11:34,359 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-20 18:11:34,359 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-20 18:11:34,359 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-20 18:11:34,359 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-20 18:11:34,359 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-02-20 18:11:34,360 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-20 18:11:34,360 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5fa4f60085f64a1804e4aca4b7be9247f343df1e9c84e33b08f4411c844fb6fe [2022-02-20 18:11:34,573 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-20 18:11:34,599 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-20 18:11:34,602 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-20 18:11:34,603 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-20 18:11:34,603 INFO L275 PluginConnector]: CDTParser initialized [2022-02-20 18:11:34,604 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec5_product08.cil.c [2022-02-20 18:11:34,688 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8c2b263b/181a6713bd38449caeeb2163630abab5/FLAGa907fb0c9 [2022-02-20 18:11:35,126 INFO L306 CDTParser]: Found 1 translation units. [2022-02-20 18:11:35,127 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec5_product08.cil.c [2022-02-20 18:11:35,136 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8c2b263b/181a6713bd38449caeeb2163630abab5/FLAGa907fb0c9 [2022-02-20 18:11:35,501 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8c2b263b/181a6713bd38449caeeb2163630abab5 [2022-02-20 18:11:35,504 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-20 18:11:35,505 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-02-20 18:11:35,509 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-20 18:11:35,510 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-20 18:11:35,512 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-20 18:11:35,513 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 06:11:35" (1/1) ... [2022-02-20 18:11:35,514 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@649372ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:11:35, skipping insertion in model container [2022-02-20 18:11:35,515 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 06:11:35" (1/1) ... [2022-02-20 18:11:35,520 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-20 18:11:35,551 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-20 18:11:35,878 WARN L230 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_product08.cil.c[16885,16898] [2022-02-20 18:11:35,886 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 18:11:35,894 INFO L203 MainTranslator]: Completed pre-run [2022-02-20 18:11:35,972 WARN L230 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_product08.cil.c[16885,16898] [2022-02-20 18:11:35,976 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 18:11:35,992 INFO L208 MainTranslator]: Completed translation [2022-02-20 18:11:35,994 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:11:35 WrapperNode [2022-02-20 18:11:35,994 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-20 18:11:35,995 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-20 18:11:35,995 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-20 18:11:35,995 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-20 18:11:36,002 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:11:35" (1/1) ... [2022-02-20 18:11:36,015 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:11:35" (1/1) ... [2022-02-20 18:11:36,048 INFO L137 Inliner]: procedures = 54, calls = 154, calls flagged for inlining = 22, calls inlined = 19, statements flattened = 224 [2022-02-20 18:11:36,050 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-20 18:11:36,051 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-20 18:11:36,052 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-20 18:11:36,052 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-20 18:11:36,059 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:11:35" (1/1) ... [2022-02-20 18:11:36,060 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:11:35" (1/1) ... [2022-02-20 18:11:36,062 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:11:35" (1/1) ... [2022-02-20 18:11:36,069 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:11:35" (1/1) ... [2022-02-20 18:11:36,079 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:11:35" (1/1) ... [2022-02-20 18:11:36,088 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:11:35" (1/1) ... [2022-02-20 18:11:36,091 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:11:35" (1/1) ... [2022-02-20 18:11:36,093 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-20 18:11:36,094 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-20 18:11:36,094 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-20 18:11:36,094 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-20 18:11:36,099 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:11:35" (1/1) ... [2022-02-20 18:11:36,105 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 18:11:36,114 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 18:11:36,125 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) [2022-02-20 18:11:36,126 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 [2022-02-20 18:11:36,159 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-20 18:11:36,160 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2022-02-20 18:11:36,160 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2022-02-20 18:11:36,161 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-02-20 18:11:36,161 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-02-20 18:11:36,161 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-02-20 18:11:36,161 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-02-20 18:11:36,161 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-02-20 18:11:36,165 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-02-20 18:11:36,165 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2022-02-20 18:11:36,166 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2022-02-20 18:11:36,166 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2022-02-20 18:11:36,166 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2022-02-20 18:11:36,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-20 18:11:36,166 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-02-20 18:11:36,167 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-02-20 18:11:36,167 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-20 18:11:36,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-20 18:11:36,229 INFO L234 CfgBuilder]: Building ICFG [2022-02-20 18:11:36,230 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-20 18:11:36,577 INFO L275 CfgBuilder]: Performing block encoding [2022-02-20 18:11:36,585 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-20 18:11:36,586 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2022-02-20 18:11:36,587 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 06:11:36 BoogieIcfgContainer [2022-02-20 18:11:36,588 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-20 18:11:36,589 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-20 18:11:36,589 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-20 18:11:36,593 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-20 18:11:36,594 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.02 06:11:35" (1/3) ... [2022-02-20 18:11:36,595 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5fe81d6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 06:11:36, skipping insertion in model container [2022-02-20 18:11:36,595 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:11:35" (2/3) ... [2022-02-20 18:11:36,596 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5fe81d6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 06:11:36, skipping insertion in model container [2022-02-20 18:11:36,596 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 06:11:36" (3/3) ... [2022-02-20 18:11:36,597 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product08.cil.c [2022-02-20 18:11:36,604 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-20 18:11:36,604 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-02-20 18:11:36,657 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-20 18:11:36,665 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, mAutomataTypeConcurrency=PETRI_NET, 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 [2022-02-20 18:11:36,666 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-02-20 18:11:36,700 INFO L276 IsEmpty]: Start isEmpty. Operand has 85 states, 64 states have (on average 1.359375) internal successors, (87), 71 states have internal predecessors, (87), 12 states have call successors, (12), 7 states have call predecessors, (12), 7 states have return successors, (12), 10 states have call predecessors, (12), 12 states have call successors, (12) [2022-02-20 18:11:36,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-02-20 18:11:36,710 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:11:36,711 INFO L514 BasicCegarLoop]: trace histogram [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] [2022-02-20 18:11:36,712 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 18:11:36,717 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:11:36,717 INFO L85 PathProgramCache]: Analyzing trace with hash 2083799756, now seen corresponding path program 1 times [2022-02-20 18:11:36,727 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:11:36,727 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [142437442] [2022-02-20 18:11:36,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:11:36,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:11:36,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:11:36,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-02-20 18:11:36,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:11:36,985 INFO L290 TraceCheckUtils]: 0: Hoare triple {88#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {88#true} is VALID [2022-02-20 18:11:36,985 INFO L290 TraceCheckUtils]: 1: Hoare triple {88#true} assume true; {88#true} is VALID [2022-02-20 18:11:36,986 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {88#true} {89#false} #215#return; {89#false} is VALID [2022-02-20 18:11:36,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-02-20 18:11:36,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:11:37,006 INFO L290 TraceCheckUtils]: 0: Hoare triple {88#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {88#true} is VALID [2022-02-20 18:11:37,007 INFO L290 TraceCheckUtils]: 1: Hoare triple {88#true} assume true; {88#true} is VALID [2022-02-20 18:11:37,007 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {88#true} {89#false} #223#return; {89#false} is VALID [2022-02-20 18:11:37,008 INFO L290 TraceCheckUtils]: 0: Hoare triple {88#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(13, 4);call #Ultimate.allocInit(3, 5);call write~init~int(79, 5, 0, 1);call write~init~int(110, 5, 1, 1);call write~init~int(0, 5, 2, 1);call #Ultimate.allocInit(4, 6);call write~init~int(79, 6, 0, 1);call write~init~int(102, 6, 1, 1);call write~init~int(102, 6, 2, 1);call write~init~int(0, 6, 3, 1);call #Ultimate.allocInit(7, 7);call write~init~int(44, 7, 0, 1);call write~init~int(80, 7, 1, 1);call write~init~int(117, 7, 2, 1);call write~init~int(109, 7, 3, 1);call write~init~int(112, 7, 4, 1);call write~init~int(58, 7, 5, 1);call write~init~int(0, 7, 6, 1);call #Ultimate.allocInit(3, 8);call write~init~int(79, 8, 0, 1);call write~init~int(110, 8, 1, 1);call write~init~int(0, 8, 2, 1);call #Ultimate.allocInit(4, 9);call write~init~int(79, 9, 0, 1);call write~init~int(102, 9, 1, 1);call write~init~int(102, 9, 2, 1);call write~init~int(0, 9, 3, 1);call #Ultimate.allocInit(3, 10);call write~init~int(41, 10, 0, 1);call write~init~int(32, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(2, 11);call write~init~int(10, 11, 0, 1);call write~init~int(0, 11, 1, 1);call #Ultimate.allocInit(30, 12);call #Ultimate.allocInit(9, 13);call #Ultimate.allocInit(21, 14);call #Ultimate.allocInit(30, 15);call #Ultimate.allocInit(9, 16);call #Ultimate.allocInit(21, 17);call #Ultimate.allocInit(30, 18);call #Ultimate.allocInit(9, 19);call #Ultimate.allocInit(25, 20);call #Ultimate.allocInit(30, 21);call #Ultimate.allocInit(9, 22);call #Ultimate.allocInit(25, 23);call #Ultimate.allocInit(13, 24);call #Ultimate.allocInit(7, 25);call write~init~int(44, 25, 0, 1);call write~init~int(77, 25, 1, 1);call write~init~int(101, 25, 2, 1);call write~init~int(116, 25, 3, 1);call write~init~int(104, 25, 4, 1);call write~init~int(58, 25, 5, 1);call write~init~int(0, 25, 6, 1);call #Ultimate.allocInit(5, 26);call write~init~int(67, 26, 0, 1);call write~init~int(82, 26, 1, 1);call write~init~int(73, 26, 2, 1);call write~init~int(84, 26, 3, 1);call write~init~int(0, 26, 4, 1);call #Ultimate.allocInit(3, 27);call write~init~int(79, 27, 0, 1);call write~init~int(75, 27, 1, 1);call write~init~int(0, 27, 2, 1);call #Ultimate.allocInit(2, 28);call write~init~int(41, 28, 0, 1);call write~init~int(0, 28, 1, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~switchedOnBeforeTS~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {88#true} is VALID [2022-02-20 18:11:37,014 INFO L290 TraceCheckUtils]: 1: Hoare triple {88#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret18#1, main_~retValue_acc~2#1, main_~tmp~2#1;havoc main_~retValue_acc~2#1;havoc main_~tmp~2#1;assume { :begin_inline_select_helpers } true; {88#true} is VALID [2022-02-20 18:11:37,014 INFO L290 TraceCheckUtils]: 2: Hoare triple {88#true} assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; {88#true} is VALID [2022-02-20 18:11:37,015 INFO L290 TraceCheckUtils]: 3: Hoare triple {88#true} assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~4#1;havoc valid_product_~retValue_acc~4#1;valid_product_~retValue_acc~4#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~4#1; {88#true} is VALID [2022-02-20 18:11:37,015 INFO L290 TraceCheckUtils]: 4: Hoare triple {88#true} main_#t~ret18#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;assume -2147483648 <= main_#t~ret18#1 && main_#t~ret18#1 <= 2147483647;main_~tmp~2#1 := main_#t~ret18#1;havoc main_#t~ret18#1; {88#true} is VALID [2022-02-20 18:11:37,015 INFO L290 TraceCheckUtils]: 5: Hoare triple {88#true} assume 0 != main_~tmp~2#1;assume { :begin_inline_setup } true; {88#true} is VALID [2022-02-20 18:11:37,015 INFO L290 TraceCheckUtils]: 6: Hoare triple {88#true} assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification5_spec__1 } true;~switchedOnBeforeTS~0 := 0; {88#true} is VALID [2022-02-20 18:11:37,016 INFO L290 TraceCheckUtils]: 7: Hoare triple {88#true} assume { :end_inline___utac_acc__Specification5_spec__1 } true;assume { :begin_inline_test } true;havoc test_#t~nondet14#1, test_#t~nondet15#1, test_#t~nondet16#1, test_#t~nondet17#1, test_~splverifierCounter~0#1, test_~tmp~1#1, test_~tmp___0~0#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~1#1;havoc test_~tmp___0~0#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; {88#true} is VALID [2022-02-20 18:11:37,017 INFO L290 TraceCheckUtils]: 8: Hoare triple {88#true} assume false; {89#false} is VALID [2022-02-20 18:11:37,017 INFO L272 TraceCheckUtils]: 9: Hoare triple {89#false} call cleanup(); {89#false} is VALID [2022-02-20 18:11:37,017 INFO L290 TraceCheckUtils]: 10: Hoare triple {89#false} havoc ~i~0;havoc ~__cil_tmp2~0; {89#false} is VALID [2022-02-20 18:11:37,017 INFO L272 TraceCheckUtils]: 11: Hoare triple {89#false} call timeShift(); {89#false} is VALID [2022-02-20 18:11:37,018 INFO L290 TraceCheckUtils]: 12: Hoare triple {89#false} assume { :begin_inline___utac_acc__Specification5_spec__2 } true;havoc __utac_acc__Specification5_spec__2_#t~ret20#1; {89#false} is VALID [2022-02-20 18:11:37,018 INFO L272 TraceCheckUtils]: 13: Hoare triple {89#false} call __utac_acc__Specification5_spec__2_#t~ret20#1 := isPumpRunning(); {88#true} is VALID [2022-02-20 18:11:37,019 INFO L290 TraceCheckUtils]: 14: Hoare triple {88#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {88#true} is VALID [2022-02-20 18:11:37,019 INFO L290 TraceCheckUtils]: 15: Hoare triple {88#true} assume true; {88#true} is VALID [2022-02-20 18:11:37,020 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {88#true} {89#false} #215#return; {89#false} is VALID [2022-02-20 18:11:37,020 INFO L290 TraceCheckUtils]: 17: Hoare triple {89#false} assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret20#1 && __utac_acc__Specification5_spec__2_#t~ret20#1 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret20#1;havoc __utac_acc__Specification5_spec__2_#t~ret20#1; {89#false} is VALID [2022-02-20 18:11:37,020 INFO L290 TraceCheckUtils]: 18: Hoare triple {89#false} assume { :end_inline___utac_acc__Specification5_spec__2 } true; {89#false} is VALID [2022-02-20 18:11:37,021 INFO L290 TraceCheckUtils]: 19: Hoare triple {89#false} assume !(0 != ~pumpRunning~0); {89#false} is VALID [2022-02-20 18:11:37,022 INFO L290 TraceCheckUtils]: 20: Hoare triple {89#false} assume !(0 != ~systemActive~0); {89#false} is VALID [2022-02-20 18:11:37,022 INFO L290 TraceCheckUtils]: 21: Hoare triple {89#false} assume { :begin_inline___utac_acc__Specification5_spec__3 } true;havoc __utac_acc__Specification5_spec__3_#t~ret21#1, __utac_acc__Specification5_spec__3_#t~ret22#1, __utac_acc__Specification5_spec__3_~tmp~3#1, __utac_acc__Specification5_spec__3_~tmp___0~1#1;havoc __utac_acc__Specification5_spec__3_~tmp~3#1;havoc __utac_acc__Specification5_spec__3_~tmp___0~1#1;assume { :begin_inline_getWaterLevel } true;havoc getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~9#1;havoc getWaterLevel_~retValue_acc~9#1;getWaterLevel_~retValue_acc~9#1 := ~waterLevel~0;getWaterLevel_#res#1 := getWaterLevel_~retValue_acc~9#1; {89#false} is VALID [2022-02-20 18:11:37,023 INFO L290 TraceCheckUtils]: 22: Hoare triple {89#false} __utac_acc__Specification5_spec__3_#t~ret21#1 := getWaterLevel_#res#1;assume { :end_inline_getWaterLevel } true;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret21#1 && __utac_acc__Specification5_spec__3_#t~ret21#1 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~3#1 := __utac_acc__Specification5_spec__3_#t~ret21#1;havoc __utac_acc__Specification5_spec__3_#t~ret21#1; {89#false} is VALID [2022-02-20 18:11:37,023 INFO L290 TraceCheckUtils]: 23: Hoare triple {89#false} assume 2 != __utac_acc__Specification5_spec__3_~tmp~3#1; {89#false} is VALID [2022-02-20 18:11:37,023 INFO L272 TraceCheckUtils]: 24: Hoare triple {89#false} call __utac_acc__Specification5_spec__3_#t~ret22#1 := isPumpRunning(); {88#true} is VALID [2022-02-20 18:11:37,023 INFO L290 TraceCheckUtils]: 25: Hoare triple {88#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {88#true} is VALID [2022-02-20 18:11:37,024 INFO L290 TraceCheckUtils]: 26: Hoare triple {88#true} assume true; {88#true} is VALID [2022-02-20 18:11:37,024 INFO L284 TraceCheckUtils]: 27: Hoare quadruple {88#true} {89#false} #223#return; {89#false} is VALID [2022-02-20 18:11:37,024 INFO L290 TraceCheckUtils]: 28: Hoare triple {89#false} assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret22#1 && __utac_acc__Specification5_spec__3_#t~ret22#1 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~1#1 := __utac_acc__Specification5_spec__3_#t~ret22#1;havoc __utac_acc__Specification5_spec__3_#t~ret22#1; {89#false} is VALID [2022-02-20 18:11:37,025 INFO L290 TraceCheckUtils]: 29: Hoare triple {89#false} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~1#1; {89#false} is VALID [2022-02-20 18:11:37,025 INFO L290 TraceCheckUtils]: 30: Hoare triple {89#false} assume 0 == ~switchedOnBeforeTS~0;assume { :begin_inline___automaton_fail } true; {89#false} is VALID [2022-02-20 18:11:37,025 INFO L290 TraceCheckUtils]: 31: Hoare triple {89#false} assume !false; {89#false} is VALID [2022-02-20 18:11:37,026 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-02-20 18:11:37,026 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:11:37,027 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [142437442] [2022-02-20 18:11:37,027 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [142437442] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:11:37,028 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:11:37,028 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-20 18:11:37,029 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [58272553] [2022-02-20 18:11:37,030 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:11:37,035 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 12.0) internal successors, (24), 2 states have internal predecessors, (24), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 32 [2022-02-20 18:11:37,036 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:11:37,039 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 2 states, 2 states have (on average 12.0) internal successors, (24), 2 states have internal predecessors, (24), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-02-20 18:11:37,093 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 30 edges. 30 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:11:37,094 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-02-20 18:11:37,094 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:11:37,125 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-02-20 18:11:37,126 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-02-20 18:11:37,130 INFO L87 Difference]: Start difference. First operand has 85 states, 64 states have (on average 1.359375) internal successors, (87), 71 states have internal predecessors, (87), 12 states have call successors, (12), 7 states have call predecessors, (12), 7 states have return successors, (12), 10 states have call predecessors, (12), 12 states have call successors, (12) Second operand has 2 states, 2 states have (on average 12.0) internal successors, (24), 2 states have internal predecessors, (24), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-02-20 18:11:37,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:11:37,254 INFO L93 Difference]: Finished difference Result 161 states and 216 transitions. [2022-02-20 18:11:37,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 18:11:37,256 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 12.0) internal successors, (24), 2 states have internal predecessors, (24), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 32 [2022-02-20 18:11:37,256 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:11:37,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 12.0) internal successors, (24), 2 states have internal predecessors, (24), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-02-20 18:11:37,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 216 transitions. [2022-02-20 18:11:37,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 12.0) internal successors, (24), 2 states have internal predecessors, (24), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-02-20 18:11:37,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 216 transitions. [2022-02-20 18:11:37,283 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states and 216 transitions. [2022-02-20 18:11:37,475 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 216 edges. 216 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:11:37,484 INFO L225 Difference]: With dead ends: 161 [2022-02-20 18:11:37,485 INFO L226 Difference]: Without dead ends: 76 [2022-02-20 18:11:37,487 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-02-20 18:11:37,490 INFO L933 BasicCegarLoop]: 105 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 105 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-20 18:11:37,491 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 105 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 18:11:37,504 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2022-02-20 18:11:37,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 76. [2022-02-20 18:11:37,527 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:11:37,528 INFO L82 GeneralOperation]: Start isEquivalent. First operand 76 states. Second operand has 76 states, 57 states have (on average 1.280701754385965) internal successors, (73), 63 states have internal predecessors, (73), 12 states have call successors, (12), 7 states have call predecessors, (12), 6 states have return successors, (11), 9 states have call predecessors, (11), 11 states have call successors, (11) [2022-02-20 18:11:37,529 INFO L74 IsIncluded]: Start isIncluded. First operand 76 states. Second operand has 76 states, 57 states have (on average 1.280701754385965) internal successors, (73), 63 states have internal predecessors, (73), 12 states have call successors, (12), 7 states have call predecessors, (12), 6 states have return successors, (11), 9 states have call predecessors, (11), 11 states have call successors, (11) [2022-02-20 18:11:37,530 INFO L87 Difference]: Start difference. First operand 76 states. Second operand has 76 states, 57 states have (on average 1.280701754385965) internal successors, (73), 63 states have internal predecessors, (73), 12 states have call successors, (12), 7 states have call predecessors, (12), 6 states have return successors, (11), 9 states have call predecessors, (11), 11 states have call successors, (11) [2022-02-20 18:11:37,543 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:11:37,544 INFO L93 Difference]: Finished difference Result 76 states and 96 transitions. [2022-02-20 18:11:37,545 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 96 transitions. [2022-02-20 18:11:37,546 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:11:37,546 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:11:37,547 INFO L74 IsIncluded]: Start isIncluded. First operand has 76 states, 57 states have (on average 1.280701754385965) internal successors, (73), 63 states have internal predecessors, (73), 12 states have call successors, (12), 7 states have call predecessors, (12), 6 states have return successors, (11), 9 states have call predecessors, (11), 11 states have call successors, (11) Second operand 76 states. [2022-02-20 18:11:37,549 INFO L87 Difference]: Start difference. First operand has 76 states, 57 states have (on average 1.280701754385965) internal successors, (73), 63 states have internal predecessors, (73), 12 states have call successors, (12), 7 states have call predecessors, (12), 6 states have return successors, (11), 9 states have call predecessors, (11), 11 states have call successors, (11) Second operand 76 states. [2022-02-20 18:11:37,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:11:37,555 INFO L93 Difference]: Finished difference Result 76 states and 96 transitions. [2022-02-20 18:11:37,555 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 96 transitions. [2022-02-20 18:11:37,556 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:11:37,557 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:11:37,557 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:11:37,557 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:11:37,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 57 states have (on average 1.280701754385965) internal successors, (73), 63 states have internal predecessors, (73), 12 states have call successors, (12), 7 states have call predecessors, (12), 6 states have return successors, (11), 9 states have call predecessors, (11), 11 states have call successors, (11) [2022-02-20 18:11:37,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 96 transitions. [2022-02-20 18:11:37,566 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 96 transitions. Word has length 32 [2022-02-20 18:11:37,566 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:11:37,566 INFO L470 AbstractCegarLoop]: Abstraction has 76 states and 96 transitions. [2022-02-20 18:11:37,567 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 12.0) internal successors, (24), 2 states have internal predecessors, (24), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-02-20 18:11:37,568 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 96 transitions. [2022-02-20 18:11:37,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-02-20 18:11:37,572 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:11:37,572 INFO L514 BasicCegarLoop]: trace histogram [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] [2022-02-20 18:11:37,572 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-20 18:11:37,572 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 18:11:37,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:11:37,574 INFO L85 PathProgramCache]: Analyzing trace with hash 610828729, now seen corresponding path program 1 times [2022-02-20 18:11:37,574 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:11:37,574 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [357486784] [2022-02-20 18:11:37,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:11:37,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:11:37,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:11:37,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-02-20 18:11:37,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:11:37,684 INFO L290 TraceCheckUtils]: 0: Hoare triple {596#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {596#true} is VALID [2022-02-20 18:11:37,684 INFO L290 TraceCheckUtils]: 1: Hoare triple {596#true} assume true; {596#true} is VALID [2022-02-20 18:11:37,684 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {596#true} {597#false} #215#return; {597#false} is VALID [2022-02-20 18:11:37,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-02-20 18:11:37,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:11:37,688 INFO L290 TraceCheckUtils]: 0: Hoare triple {596#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {596#true} is VALID [2022-02-20 18:11:37,688 INFO L290 TraceCheckUtils]: 1: Hoare triple {596#true} assume true; {596#true} is VALID [2022-02-20 18:11:37,689 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {596#true} {597#false} #223#return; {597#false} is VALID [2022-02-20 18:11:37,689 INFO L290 TraceCheckUtils]: 0: Hoare triple {596#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(13, 4);call #Ultimate.allocInit(3, 5);call write~init~int(79, 5, 0, 1);call write~init~int(110, 5, 1, 1);call write~init~int(0, 5, 2, 1);call #Ultimate.allocInit(4, 6);call write~init~int(79, 6, 0, 1);call write~init~int(102, 6, 1, 1);call write~init~int(102, 6, 2, 1);call write~init~int(0, 6, 3, 1);call #Ultimate.allocInit(7, 7);call write~init~int(44, 7, 0, 1);call write~init~int(80, 7, 1, 1);call write~init~int(117, 7, 2, 1);call write~init~int(109, 7, 3, 1);call write~init~int(112, 7, 4, 1);call write~init~int(58, 7, 5, 1);call write~init~int(0, 7, 6, 1);call #Ultimate.allocInit(3, 8);call write~init~int(79, 8, 0, 1);call write~init~int(110, 8, 1, 1);call write~init~int(0, 8, 2, 1);call #Ultimate.allocInit(4, 9);call write~init~int(79, 9, 0, 1);call write~init~int(102, 9, 1, 1);call write~init~int(102, 9, 2, 1);call write~init~int(0, 9, 3, 1);call #Ultimate.allocInit(3, 10);call write~init~int(41, 10, 0, 1);call write~init~int(32, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(2, 11);call write~init~int(10, 11, 0, 1);call write~init~int(0, 11, 1, 1);call #Ultimate.allocInit(30, 12);call #Ultimate.allocInit(9, 13);call #Ultimate.allocInit(21, 14);call #Ultimate.allocInit(30, 15);call #Ultimate.allocInit(9, 16);call #Ultimate.allocInit(21, 17);call #Ultimate.allocInit(30, 18);call #Ultimate.allocInit(9, 19);call #Ultimate.allocInit(25, 20);call #Ultimate.allocInit(30, 21);call #Ultimate.allocInit(9, 22);call #Ultimate.allocInit(25, 23);call #Ultimate.allocInit(13, 24);call #Ultimate.allocInit(7, 25);call write~init~int(44, 25, 0, 1);call write~init~int(77, 25, 1, 1);call write~init~int(101, 25, 2, 1);call write~init~int(116, 25, 3, 1);call write~init~int(104, 25, 4, 1);call write~init~int(58, 25, 5, 1);call write~init~int(0, 25, 6, 1);call #Ultimate.allocInit(5, 26);call write~init~int(67, 26, 0, 1);call write~init~int(82, 26, 1, 1);call write~init~int(73, 26, 2, 1);call write~init~int(84, 26, 3, 1);call write~init~int(0, 26, 4, 1);call #Ultimate.allocInit(3, 27);call write~init~int(79, 27, 0, 1);call write~init~int(75, 27, 1, 1);call write~init~int(0, 27, 2, 1);call #Ultimate.allocInit(2, 28);call write~init~int(41, 28, 0, 1);call write~init~int(0, 28, 1, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~switchedOnBeforeTS~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {596#true} is VALID [2022-02-20 18:11:37,689 INFO L290 TraceCheckUtils]: 1: Hoare triple {596#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret18#1, main_~retValue_acc~2#1, main_~tmp~2#1;havoc main_~retValue_acc~2#1;havoc main_~tmp~2#1;assume { :begin_inline_select_helpers } true; {596#true} is VALID [2022-02-20 18:11:37,689 INFO L290 TraceCheckUtils]: 2: Hoare triple {596#true} assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; {596#true} is VALID [2022-02-20 18:11:37,689 INFO L290 TraceCheckUtils]: 3: Hoare triple {596#true} assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~4#1;havoc valid_product_~retValue_acc~4#1;valid_product_~retValue_acc~4#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~4#1; {596#true} is VALID [2022-02-20 18:11:37,689 INFO L290 TraceCheckUtils]: 4: Hoare triple {596#true} main_#t~ret18#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;assume -2147483648 <= main_#t~ret18#1 && main_#t~ret18#1 <= 2147483647;main_~tmp~2#1 := main_#t~ret18#1;havoc main_#t~ret18#1; {596#true} is VALID [2022-02-20 18:11:37,690 INFO L290 TraceCheckUtils]: 5: Hoare triple {596#true} assume 0 != main_~tmp~2#1;assume { :begin_inline_setup } true; {596#true} is VALID [2022-02-20 18:11:37,690 INFO L290 TraceCheckUtils]: 6: Hoare triple {596#true} assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification5_spec__1 } true;~switchedOnBeforeTS~0 := 0; {596#true} is VALID [2022-02-20 18:11:37,690 INFO L290 TraceCheckUtils]: 7: Hoare triple {596#true} assume { :end_inline___utac_acc__Specification5_spec__1 } true;assume { :begin_inline_test } true;havoc test_#t~nondet14#1, test_#t~nondet15#1, test_#t~nondet16#1, test_#t~nondet17#1, test_~splverifierCounter~0#1, test_~tmp~1#1, test_~tmp___0~0#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~1#1;havoc test_~tmp___0~0#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; {598#(= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)} is VALID [2022-02-20 18:11:37,691 INFO L290 TraceCheckUtils]: 8: Hoare triple {598#(= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)} assume !false; {598#(= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)} is VALID [2022-02-20 18:11:37,691 INFO L290 TraceCheckUtils]: 9: Hoare triple {598#(= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)} assume !(test_~splverifierCounter~0#1 < 4); {597#false} is VALID [2022-02-20 18:11:37,692 INFO L272 TraceCheckUtils]: 10: Hoare triple {597#false} call cleanup(); {597#false} is VALID [2022-02-20 18:11:37,692 INFO L290 TraceCheckUtils]: 11: Hoare triple {597#false} havoc ~i~0;havoc ~__cil_tmp2~0; {597#false} is VALID [2022-02-20 18:11:37,692 INFO L272 TraceCheckUtils]: 12: Hoare triple {597#false} call timeShift(); {597#false} is VALID [2022-02-20 18:11:37,692 INFO L290 TraceCheckUtils]: 13: Hoare triple {597#false} assume { :begin_inline___utac_acc__Specification5_spec__2 } true;havoc __utac_acc__Specification5_spec__2_#t~ret20#1; {597#false} is VALID [2022-02-20 18:11:37,692 INFO L272 TraceCheckUtils]: 14: Hoare triple {597#false} call __utac_acc__Specification5_spec__2_#t~ret20#1 := isPumpRunning(); {596#true} is VALID [2022-02-20 18:11:37,692 INFO L290 TraceCheckUtils]: 15: Hoare triple {596#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {596#true} is VALID [2022-02-20 18:11:37,693 INFO L290 TraceCheckUtils]: 16: Hoare triple {596#true} assume true; {596#true} is VALID [2022-02-20 18:11:37,693 INFO L284 TraceCheckUtils]: 17: Hoare quadruple {596#true} {597#false} #215#return; {597#false} is VALID [2022-02-20 18:11:37,693 INFO L290 TraceCheckUtils]: 18: Hoare triple {597#false} assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret20#1 && __utac_acc__Specification5_spec__2_#t~ret20#1 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret20#1;havoc __utac_acc__Specification5_spec__2_#t~ret20#1; {597#false} is VALID [2022-02-20 18:11:37,693 INFO L290 TraceCheckUtils]: 19: Hoare triple {597#false} assume { :end_inline___utac_acc__Specification5_spec__2 } true; {597#false} is VALID [2022-02-20 18:11:37,693 INFO L290 TraceCheckUtils]: 20: Hoare triple {597#false} assume !(0 != ~pumpRunning~0); {597#false} is VALID [2022-02-20 18:11:37,693 INFO L290 TraceCheckUtils]: 21: Hoare triple {597#false} assume !(0 != ~systemActive~0); {597#false} is VALID [2022-02-20 18:11:37,694 INFO L290 TraceCheckUtils]: 22: Hoare triple {597#false} assume { :begin_inline___utac_acc__Specification5_spec__3 } true;havoc __utac_acc__Specification5_spec__3_#t~ret21#1, __utac_acc__Specification5_spec__3_#t~ret22#1, __utac_acc__Specification5_spec__3_~tmp~3#1, __utac_acc__Specification5_spec__3_~tmp___0~1#1;havoc __utac_acc__Specification5_spec__3_~tmp~3#1;havoc __utac_acc__Specification5_spec__3_~tmp___0~1#1;assume { :begin_inline_getWaterLevel } true;havoc getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~9#1;havoc getWaterLevel_~retValue_acc~9#1;getWaterLevel_~retValue_acc~9#1 := ~waterLevel~0;getWaterLevel_#res#1 := getWaterLevel_~retValue_acc~9#1; {597#false} is VALID [2022-02-20 18:11:37,694 INFO L290 TraceCheckUtils]: 23: Hoare triple {597#false} __utac_acc__Specification5_spec__3_#t~ret21#1 := getWaterLevel_#res#1;assume { :end_inline_getWaterLevel } true;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret21#1 && __utac_acc__Specification5_spec__3_#t~ret21#1 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~3#1 := __utac_acc__Specification5_spec__3_#t~ret21#1;havoc __utac_acc__Specification5_spec__3_#t~ret21#1; {597#false} is VALID [2022-02-20 18:11:37,694 INFO L290 TraceCheckUtils]: 24: Hoare triple {597#false} assume 2 != __utac_acc__Specification5_spec__3_~tmp~3#1; {597#false} is VALID [2022-02-20 18:11:37,694 INFO L272 TraceCheckUtils]: 25: Hoare triple {597#false} call __utac_acc__Specification5_spec__3_#t~ret22#1 := isPumpRunning(); {596#true} is VALID [2022-02-20 18:11:37,694 INFO L290 TraceCheckUtils]: 26: Hoare triple {596#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {596#true} is VALID [2022-02-20 18:11:37,694 INFO L290 TraceCheckUtils]: 27: Hoare triple {596#true} assume true; {596#true} is VALID [2022-02-20 18:11:37,695 INFO L284 TraceCheckUtils]: 28: Hoare quadruple {596#true} {597#false} #223#return; {597#false} is VALID [2022-02-20 18:11:37,695 INFO L290 TraceCheckUtils]: 29: Hoare triple {597#false} assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret22#1 && __utac_acc__Specification5_spec__3_#t~ret22#1 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~1#1 := __utac_acc__Specification5_spec__3_#t~ret22#1;havoc __utac_acc__Specification5_spec__3_#t~ret22#1; {597#false} is VALID [2022-02-20 18:11:37,695 INFO L290 TraceCheckUtils]: 30: Hoare triple {597#false} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~1#1; {597#false} is VALID [2022-02-20 18:11:37,695 INFO L290 TraceCheckUtils]: 31: Hoare triple {597#false} assume 0 == ~switchedOnBeforeTS~0;assume { :begin_inline___automaton_fail } true; {597#false} is VALID [2022-02-20 18:11:37,695 INFO L290 TraceCheckUtils]: 32: Hoare triple {597#false} assume !false; {597#false} is VALID [2022-02-20 18:11:37,696 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-02-20 18:11:37,696 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:11:37,696 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [357486784] [2022-02-20 18:11:37,696 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [357486784] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:11:37,696 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:11:37,696 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-20 18:11:37,697 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [605174923] [2022-02-20 18:11:37,697 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:11:37,698 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 33 [2022-02-20 18:11:37,698 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:11:37,698 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-02-20 18:11:37,727 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 31 edges. 31 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:11:37,727 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-20 18:11:37,727 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:11:37,728 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-20 18:11:37,728 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 18:11:37,728 INFO L87 Difference]: Start difference. First operand 76 states and 96 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-02-20 18:11:37,849 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:11:37,849 INFO L93 Difference]: Finished difference Result 112 states and 140 transitions. [2022-02-20 18:11:37,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 18:11:37,850 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 33 [2022-02-20 18:11:37,850 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:11:37,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-02-20 18:11:37,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 140 transitions. [2022-02-20 18:11:37,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-02-20 18:11:37,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 140 transitions. [2022-02-20 18:11:37,862 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 140 transitions. [2022-02-20 18:11:37,981 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 140 edges. 140 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:11:37,989 INFO L225 Difference]: With dead ends: 112 [2022-02-20 18:11:37,989 INFO L226 Difference]: Without dead ends: 67 [2022-02-20 18:11:37,994 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 18:11:37,997 INFO L933 BasicCegarLoop]: 83 mSDtfsCounter, 17 mSDsluCounter, 61 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 144 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-20 18:11:37,997 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [21 Valid, 144 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 18:11:37,999 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2022-02-20 18:11:38,010 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 67. [2022-02-20 18:11:38,010 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:11:38,010 INFO L82 GeneralOperation]: Start isEquivalent. First operand 67 states. Second operand has 67 states, 51 states have (on average 1.2941176470588236) internal successors, (66), 57 states have internal predecessors, (66), 9 states have call successors, (9), 6 states have call predecessors, (9), 6 states have return successors, (9), 7 states have call predecessors, (9), 9 states have call successors, (9) [2022-02-20 18:11:38,011 INFO L74 IsIncluded]: Start isIncluded. First operand 67 states. Second operand has 67 states, 51 states have (on average 1.2941176470588236) internal successors, (66), 57 states have internal predecessors, (66), 9 states have call successors, (9), 6 states have call predecessors, (9), 6 states have return successors, (9), 7 states have call predecessors, (9), 9 states have call successors, (9) [2022-02-20 18:11:38,013 INFO L87 Difference]: Start difference. First operand 67 states. Second operand has 67 states, 51 states have (on average 1.2941176470588236) internal successors, (66), 57 states have internal predecessors, (66), 9 states have call successors, (9), 6 states have call predecessors, (9), 6 states have return successors, (9), 7 states have call predecessors, (9), 9 states have call successors, (9) [2022-02-20 18:11:38,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:11:38,029 INFO L93 Difference]: Finished difference Result 67 states and 84 transitions. [2022-02-20 18:11:38,029 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 84 transitions. [2022-02-20 18:11:38,030 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:11:38,030 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:11:38,031 INFO L74 IsIncluded]: Start isIncluded. First operand has 67 states, 51 states have (on average 1.2941176470588236) internal successors, (66), 57 states have internal predecessors, (66), 9 states have call successors, (9), 6 states have call predecessors, (9), 6 states have return successors, (9), 7 states have call predecessors, (9), 9 states have call successors, (9) Second operand 67 states. [2022-02-20 18:11:38,031 INFO L87 Difference]: Start difference. First operand has 67 states, 51 states have (on average 1.2941176470588236) internal successors, (66), 57 states have internal predecessors, (66), 9 states have call successors, (9), 6 states have call predecessors, (9), 6 states have return successors, (9), 7 states have call predecessors, (9), 9 states have call successors, (9) Second operand 67 states. [2022-02-20 18:11:38,034 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:11:38,034 INFO L93 Difference]: Finished difference Result 67 states and 84 transitions. [2022-02-20 18:11:38,035 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 84 transitions. [2022-02-20 18:11:38,035 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:11:38,035 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:11:38,035 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:11:38,036 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:11:38,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67 states, 51 states have (on average 1.2941176470588236) internal successors, (66), 57 states have internal predecessors, (66), 9 states have call successors, (9), 6 states have call predecessors, (9), 6 states have return successors, (9), 7 states have call predecessors, (9), 9 states have call successors, (9) [2022-02-20 18:11:38,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 84 transitions. [2022-02-20 18:11:38,038 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 84 transitions. Word has length 33 [2022-02-20 18:11:38,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:11:38,039 INFO L470 AbstractCegarLoop]: Abstraction has 67 states and 84 transitions. [2022-02-20 18:11:38,039 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-02-20 18:11:38,039 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 84 transitions. [2022-02-20 18:11:38,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-02-20 18:11:38,043 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:11:38,043 INFO L514 BasicCegarLoop]: trace histogram [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] [2022-02-20 18:11:38,044 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-20 18:11:38,044 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 18:11:38,045 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:11:38,045 INFO L85 PathProgramCache]: Analyzing trace with hash -1722219882, now seen corresponding path program 1 times [2022-02-20 18:11:38,045 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:11:38,045 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [604274371] [2022-02-20 18:11:38,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:11:38,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:11:38,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:11:38,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-02-20 18:11:38,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:11:38,141 INFO L290 TraceCheckUtils]: 0: Hoare triple {1001#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {1001#true} is VALID [2022-02-20 18:11:38,141 INFO L290 TraceCheckUtils]: 1: Hoare triple {1001#true} assume true; {1001#true} is VALID [2022-02-20 18:11:38,142 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {1001#true} {1005#(not (= 0 ~systemActive~0))} #215#return; {1005#(not (= 0 ~systemActive~0))} is VALID [2022-02-20 18:11:38,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-02-20 18:11:38,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:11:38,146 INFO L290 TraceCheckUtils]: 0: Hoare triple {1001#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {1001#true} is VALID [2022-02-20 18:11:38,147 INFO L290 TraceCheckUtils]: 1: Hoare triple {1001#true} assume true; {1001#true} is VALID [2022-02-20 18:11:38,147 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {1001#true} {1002#false} #223#return; {1002#false} is VALID [2022-02-20 18:11:38,147 INFO L290 TraceCheckUtils]: 0: Hoare triple {1001#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(13, 4);call #Ultimate.allocInit(3, 5);call write~init~int(79, 5, 0, 1);call write~init~int(110, 5, 1, 1);call write~init~int(0, 5, 2, 1);call #Ultimate.allocInit(4, 6);call write~init~int(79, 6, 0, 1);call write~init~int(102, 6, 1, 1);call write~init~int(102, 6, 2, 1);call write~init~int(0, 6, 3, 1);call #Ultimate.allocInit(7, 7);call write~init~int(44, 7, 0, 1);call write~init~int(80, 7, 1, 1);call write~init~int(117, 7, 2, 1);call write~init~int(109, 7, 3, 1);call write~init~int(112, 7, 4, 1);call write~init~int(58, 7, 5, 1);call write~init~int(0, 7, 6, 1);call #Ultimate.allocInit(3, 8);call write~init~int(79, 8, 0, 1);call write~init~int(110, 8, 1, 1);call write~init~int(0, 8, 2, 1);call #Ultimate.allocInit(4, 9);call write~init~int(79, 9, 0, 1);call write~init~int(102, 9, 1, 1);call write~init~int(102, 9, 2, 1);call write~init~int(0, 9, 3, 1);call #Ultimate.allocInit(3, 10);call write~init~int(41, 10, 0, 1);call write~init~int(32, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(2, 11);call write~init~int(10, 11, 0, 1);call write~init~int(0, 11, 1, 1);call #Ultimate.allocInit(30, 12);call #Ultimate.allocInit(9, 13);call #Ultimate.allocInit(21, 14);call #Ultimate.allocInit(30, 15);call #Ultimate.allocInit(9, 16);call #Ultimate.allocInit(21, 17);call #Ultimate.allocInit(30, 18);call #Ultimate.allocInit(9, 19);call #Ultimate.allocInit(25, 20);call #Ultimate.allocInit(30, 21);call #Ultimate.allocInit(9, 22);call #Ultimate.allocInit(25, 23);call #Ultimate.allocInit(13, 24);call #Ultimate.allocInit(7, 25);call write~init~int(44, 25, 0, 1);call write~init~int(77, 25, 1, 1);call write~init~int(101, 25, 2, 1);call write~init~int(116, 25, 3, 1);call write~init~int(104, 25, 4, 1);call write~init~int(58, 25, 5, 1);call write~init~int(0, 25, 6, 1);call #Ultimate.allocInit(5, 26);call write~init~int(67, 26, 0, 1);call write~init~int(82, 26, 1, 1);call write~init~int(73, 26, 2, 1);call write~init~int(84, 26, 3, 1);call write~init~int(0, 26, 4, 1);call #Ultimate.allocInit(3, 27);call write~init~int(79, 27, 0, 1);call write~init~int(75, 27, 1, 1);call write~init~int(0, 27, 2, 1);call #Ultimate.allocInit(2, 28);call write~init~int(41, 28, 0, 1);call write~init~int(0, 28, 1, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~switchedOnBeforeTS~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {1001#true} is VALID [2022-02-20 18:11:38,147 INFO L290 TraceCheckUtils]: 1: Hoare triple {1001#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret18#1, main_~retValue_acc~2#1, main_~tmp~2#1;havoc main_~retValue_acc~2#1;havoc main_~tmp~2#1;assume { :begin_inline_select_helpers } true; {1001#true} is VALID [2022-02-20 18:11:38,148 INFO L290 TraceCheckUtils]: 2: Hoare triple {1001#true} assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; {1001#true} is VALID [2022-02-20 18:11:38,148 INFO L290 TraceCheckUtils]: 3: Hoare triple {1001#true} assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~4#1;havoc valid_product_~retValue_acc~4#1;valid_product_~retValue_acc~4#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~4#1; {1003#(= |ULTIMATE.start_valid_product_#res#1| 1)} is VALID [2022-02-20 18:11:38,149 INFO L290 TraceCheckUtils]: 4: Hoare triple {1003#(= |ULTIMATE.start_valid_product_#res#1| 1)} main_#t~ret18#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;assume -2147483648 <= main_#t~ret18#1 && main_#t~ret18#1 <= 2147483647;main_~tmp~2#1 := main_#t~ret18#1;havoc main_#t~ret18#1; {1004#(= |ULTIMATE.start_main_~tmp~2#1| 1)} is VALID [2022-02-20 18:11:38,149 INFO L290 TraceCheckUtils]: 5: Hoare triple {1004#(= |ULTIMATE.start_main_~tmp~2#1| 1)} assume 0 != main_~tmp~2#1;assume { :begin_inline_setup } true; {1001#true} is VALID [2022-02-20 18:11:38,149 INFO L290 TraceCheckUtils]: 6: Hoare triple {1001#true} assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification5_spec__1 } true;~switchedOnBeforeTS~0 := 0; {1001#true} is VALID [2022-02-20 18:11:38,149 INFO L290 TraceCheckUtils]: 7: Hoare triple {1001#true} assume { :end_inline___utac_acc__Specification5_spec__1 } true;assume { :begin_inline_test } true;havoc test_#t~nondet14#1, test_#t~nondet15#1, test_#t~nondet16#1, test_#t~nondet17#1, test_~splverifierCounter~0#1, test_~tmp~1#1, test_~tmp___0~0#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~1#1;havoc test_~tmp___0~0#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; {1001#true} is VALID [2022-02-20 18:11:38,150 INFO L290 TraceCheckUtils]: 8: Hoare triple {1001#true} assume !false; {1001#true} is VALID [2022-02-20 18:11:38,150 INFO L290 TraceCheckUtils]: 9: Hoare triple {1001#true} assume test_~splverifierCounter~0#1 < 4; {1001#true} is VALID [2022-02-20 18:11:38,150 INFO L290 TraceCheckUtils]: 10: Hoare triple {1001#true} assume -2147483648 <= test_#t~nondet14#1 && test_#t~nondet14#1 <= 2147483647;test_~tmp~1#1 := test_#t~nondet14#1;havoc test_#t~nondet14#1; {1001#true} is VALID [2022-02-20 18:11:38,150 INFO L290 TraceCheckUtils]: 11: Hoare triple {1001#true} assume !(0 != test_~tmp~1#1); {1001#true} is VALID [2022-02-20 18:11:38,151 INFO L290 TraceCheckUtils]: 12: Hoare triple {1001#true} assume -2147483648 <= test_#t~nondet15#1 && test_#t~nondet15#1 <= 2147483647;test_~tmp___0~0#1 := test_#t~nondet15#1;havoc test_#t~nondet15#1; {1001#true} is VALID [2022-02-20 18:11:38,151 INFO L290 TraceCheckUtils]: 13: Hoare triple {1001#true} assume !(0 != test_~tmp___0~0#1); {1001#true} is VALID [2022-02-20 18:11:38,151 INFO L290 TraceCheckUtils]: 14: Hoare triple {1001#true} assume -2147483648 <= test_#t~nondet16#1 && test_#t~nondet16#1 <= 2147483647;test_~tmp___2~0#1 := test_#t~nondet16#1;havoc test_#t~nondet16#1; {1001#true} is VALID [2022-02-20 18:11:38,152 INFO L290 TraceCheckUtils]: 15: Hoare triple {1001#true} assume 0 != test_~tmp___2~0#1;assume { :begin_inline_startSystem } true;~systemActive~0 := 1; {1005#(not (= 0 ~systemActive~0))} is VALID [2022-02-20 18:11:38,152 INFO L290 TraceCheckUtils]: 16: Hoare triple {1005#(not (= 0 ~systemActive~0))} assume { :end_inline_startSystem } true; {1005#(not (= 0 ~systemActive~0))} is VALID [2022-02-20 18:11:38,153 INFO L272 TraceCheckUtils]: 17: Hoare triple {1005#(not (= 0 ~systemActive~0))} call timeShift(); {1005#(not (= 0 ~systemActive~0))} is VALID [2022-02-20 18:11:38,153 INFO L290 TraceCheckUtils]: 18: Hoare triple {1005#(not (= 0 ~systemActive~0))} assume { :begin_inline___utac_acc__Specification5_spec__2 } true;havoc __utac_acc__Specification5_spec__2_#t~ret20#1; {1005#(not (= 0 ~systemActive~0))} is VALID [2022-02-20 18:11:38,153 INFO L272 TraceCheckUtils]: 19: Hoare triple {1005#(not (= 0 ~systemActive~0))} call __utac_acc__Specification5_spec__2_#t~ret20#1 := isPumpRunning(); {1001#true} is VALID [2022-02-20 18:11:38,153 INFO L290 TraceCheckUtils]: 20: Hoare triple {1001#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {1001#true} is VALID [2022-02-20 18:11:38,154 INFO L290 TraceCheckUtils]: 21: Hoare triple {1001#true} assume true; {1001#true} is VALID [2022-02-20 18:11:38,154 INFO L284 TraceCheckUtils]: 22: Hoare quadruple {1001#true} {1005#(not (= 0 ~systemActive~0))} #215#return; {1005#(not (= 0 ~systemActive~0))} is VALID [2022-02-20 18:11:38,155 INFO L290 TraceCheckUtils]: 23: Hoare triple {1005#(not (= 0 ~systemActive~0))} assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret20#1 && __utac_acc__Specification5_spec__2_#t~ret20#1 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret20#1;havoc __utac_acc__Specification5_spec__2_#t~ret20#1; {1005#(not (= 0 ~systemActive~0))} is VALID [2022-02-20 18:11:38,155 INFO L290 TraceCheckUtils]: 24: Hoare triple {1005#(not (= 0 ~systemActive~0))} assume { :end_inline___utac_acc__Specification5_spec__2 } true; {1005#(not (= 0 ~systemActive~0))} is VALID [2022-02-20 18:11:38,156 INFO L290 TraceCheckUtils]: 25: Hoare triple {1005#(not (= 0 ~systemActive~0))} assume !(0 != ~pumpRunning~0); {1005#(not (= 0 ~systemActive~0))} is VALID [2022-02-20 18:11:38,156 INFO L290 TraceCheckUtils]: 26: Hoare triple {1005#(not (= 0 ~systemActive~0))} assume !(0 != ~systemActive~0); {1002#false} is VALID [2022-02-20 18:11:38,156 INFO L290 TraceCheckUtils]: 27: Hoare triple {1002#false} assume { :begin_inline___utac_acc__Specification5_spec__3 } true;havoc __utac_acc__Specification5_spec__3_#t~ret21#1, __utac_acc__Specification5_spec__3_#t~ret22#1, __utac_acc__Specification5_spec__3_~tmp~3#1, __utac_acc__Specification5_spec__3_~tmp___0~1#1;havoc __utac_acc__Specification5_spec__3_~tmp~3#1;havoc __utac_acc__Specification5_spec__3_~tmp___0~1#1;assume { :begin_inline_getWaterLevel } true;havoc getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~9#1;havoc getWaterLevel_~retValue_acc~9#1;getWaterLevel_~retValue_acc~9#1 := ~waterLevel~0;getWaterLevel_#res#1 := getWaterLevel_~retValue_acc~9#1; {1002#false} is VALID [2022-02-20 18:11:38,157 INFO L290 TraceCheckUtils]: 28: Hoare triple {1002#false} __utac_acc__Specification5_spec__3_#t~ret21#1 := getWaterLevel_#res#1;assume { :end_inline_getWaterLevel } true;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret21#1 && __utac_acc__Specification5_spec__3_#t~ret21#1 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~3#1 := __utac_acc__Specification5_spec__3_#t~ret21#1;havoc __utac_acc__Specification5_spec__3_#t~ret21#1; {1002#false} is VALID [2022-02-20 18:11:38,157 INFO L290 TraceCheckUtils]: 29: Hoare triple {1002#false} assume 2 != __utac_acc__Specification5_spec__3_~tmp~3#1; {1002#false} is VALID [2022-02-20 18:11:38,157 INFO L272 TraceCheckUtils]: 30: Hoare triple {1002#false} call __utac_acc__Specification5_spec__3_#t~ret22#1 := isPumpRunning(); {1001#true} is VALID [2022-02-20 18:11:38,157 INFO L290 TraceCheckUtils]: 31: Hoare triple {1001#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {1001#true} is VALID [2022-02-20 18:11:38,157 INFO L290 TraceCheckUtils]: 32: Hoare triple {1001#true} assume true; {1001#true} is VALID [2022-02-20 18:11:38,157 INFO L284 TraceCheckUtils]: 33: Hoare quadruple {1001#true} {1002#false} #223#return; {1002#false} is VALID [2022-02-20 18:11:38,157 INFO L290 TraceCheckUtils]: 34: Hoare triple {1002#false} assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret22#1 && __utac_acc__Specification5_spec__3_#t~ret22#1 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~1#1 := __utac_acc__Specification5_spec__3_#t~ret22#1;havoc __utac_acc__Specification5_spec__3_#t~ret22#1; {1002#false} is VALID [2022-02-20 18:11:38,158 INFO L290 TraceCheckUtils]: 35: Hoare triple {1002#false} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~1#1; {1002#false} is VALID [2022-02-20 18:11:38,158 INFO L290 TraceCheckUtils]: 36: Hoare triple {1002#false} assume 0 == ~switchedOnBeforeTS~0;assume { :begin_inline___automaton_fail } true; {1002#false} is VALID [2022-02-20 18:11:38,158 INFO L290 TraceCheckUtils]: 37: Hoare triple {1002#false} assume !false; {1002#false} is VALID [2022-02-20 18:11:38,158 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-02-20 18:11:38,159 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:11:38,159 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [604274371] [2022-02-20 18:11:38,159 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [604274371] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:11:38,159 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:11:38,159 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-20 18:11:38,159 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [227863413] [2022-02-20 18:11:38,159 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:11:38,160 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 38 [2022-02-20 18:11:38,160 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:11:38,160 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 5 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 18:11:38,195 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 36 edges. 36 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:11:38,195 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-20 18:11:38,196 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:11:38,196 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-20 18:11:38,196 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-20 18:11:38,197 INFO L87 Difference]: Start difference. First operand 67 states and 84 transitions. Second operand has 5 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 18:11:38,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:11:38,476 INFO L93 Difference]: Finished difference Result 173 states and 222 transitions. [2022-02-20 18:11:38,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-20 18:11:38,477 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 38 [2022-02-20 18:11:38,477 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:11:38,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 18:11:38,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 222 transitions. [2022-02-20 18:11:38,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 18:11:38,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 222 transitions. [2022-02-20 18:11:38,486 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states and 222 transitions. [2022-02-20 18:11:38,666 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 222 edges. 222 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:11:38,669 INFO L225 Difference]: With dead ends: 173 [2022-02-20 18:11:38,669 INFO L226 Difference]: Without dead ends: 114 [2022-02-20 18:11:38,670 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-02-20 18:11:38,670 INFO L933 BasicCegarLoop]: 97 mSDtfsCounter, 145 mSDsluCounter, 199 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 145 SdHoareTripleChecker+Valid, 296 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-20 18:11:38,671 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [145 Valid, 296 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 18:11:38,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2022-02-20 18:11:38,680 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 111. [2022-02-20 18:11:38,681 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:11:38,681 INFO L82 GeneralOperation]: Start isEquivalent. First operand 114 states. Second operand has 111 states, 84 states have (on average 1.3214285714285714) internal successors, (111), 93 states have internal predecessors, (111), 15 states have call successors, (15), 11 states have call predecessors, (15), 11 states have return successors, (16), 12 states have call predecessors, (16), 15 states have call successors, (16) [2022-02-20 18:11:38,682 INFO L74 IsIncluded]: Start isIncluded. First operand 114 states. Second operand has 111 states, 84 states have (on average 1.3214285714285714) internal successors, (111), 93 states have internal predecessors, (111), 15 states have call successors, (15), 11 states have call predecessors, (15), 11 states have return successors, (16), 12 states have call predecessors, (16), 15 states have call successors, (16) [2022-02-20 18:11:38,682 INFO L87 Difference]: Start difference. First operand 114 states. Second operand has 111 states, 84 states have (on average 1.3214285714285714) internal successors, (111), 93 states have internal predecessors, (111), 15 states have call successors, (15), 11 states have call predecessors, (15), 11 states have return successors, (16), 12 states have call predecessors, (16), 15 states have call successors, (16) [2022-02-20 18:11:38,687 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:11:38,687 INFO L93 Difference]: Finished difference Result 114 states and 144 transitions. [2022-02-20 18:11:38,687 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 144 transitions. [2022-02-20 18:11:38,688 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:11:38,688 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:11:38,688 INFO L74 IsIncluded]: Start isIncluded. First operand has 111 states, 84 states have (on average 1.3214285714285714) internal successors, (111), 93 states have internal predecessors, (111), 15 states have call successors, (15), 11 states have call predecessors, (15), 11 states have return successors, (16), 12 states have call predecessors, (16), 15 states have call successors, (16) Second operand 114 states. [2022-02-20 18:11:38,689 INFO L87 Difference]: Start difference. First operand has 111 states, 84 states have (on average 1.3214285714285714) internal successors, (111), 93 states have internal predecessors, (111), 15 states have call successors, (15), 11 states have call predecessors, (15), 11 states have return successors, (16), 12 states have call predecessors, (16), 15 states have call successors, (16) Second operand 114 states. [2022-02-20 18:11:38,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:11:38,693 INFO L93 Difference]: Finished difference Result 114 states and 144 transitions. [2022-02-20 18:11:38,693 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 144 transitions. [2022-02-20 18:11:38,694 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:11:38,694 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:11:38,694 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:11:38,694 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:11:38,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 111 states, 84 states have (on average 1.3214285714285714) internal successors, (111), 93 states have internal predecessors, (111), 15 states have call successors, (15), 11 states have call predecessors, (15), 11 states have return successors, (16), 12 states have call predecessors, (16), 15 states have call successors, (16) [2022-02-20 18:11:38,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 142 transitions. [2022-02-20 18:11:38,699 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 142 transitions. Word has length 38 [2022-02-20 18:11:38,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:11:38,699 INFO L470 AbstractCegarLoop]: Abstraction has 111 states and 142 transitions. [2022-02-20 18:11:38,699 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-20 18:11:38,700 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 142 transitions. [2022-02-20 18:11:38,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-02-20 18:11:38,700 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:11:38,701 INFO L514 BasicCegarLoop]: trace histogram [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] [2022-02-20 18:11:38,701 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-20 18:11:38,701 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 18:11:38,709 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:11:38,710 INFO L85 PathProgramCache]: Analyzing trace with hash -1097447402, now seen corresponding path program 1 times [2022-02-20 18:11:38,710 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:11:38,711 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [456482189] [2022-02-20 18:11:38,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:11:38,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:11:38,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:11:38,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-02-20 18:11:38,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:11:38,802 INFO L290 TraceCheckUtils]: 0: Hoare triple {1651#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {1651#true} is VALID [2022-02-20 18:11:38,802 INFO L290 TraceCheckUtils]: 1: Hoare triple {1651#true} assume true; {1651#true} is VALID [2022-02-20 18:11:38,804 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {1651#true} {1653#(= ~pumpRunning~0 0)} #215#return; {1653#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:11:38,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-02-20 18:11:38,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:11:38,814 INFO L290 TraceCheckUtils]: 0: Hoare triple {1651#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {1662#(= ~pumpRunning~0 |isPumpRunning_#res|)} is VALID [2022-02-20 18:11:38,822 INFO L290 TraceCheckUtils]: 1: Hoare triple {1662#(= ~pumpRunning~0 |isPumpRunning_#res|)} assume true; {1662#(= ~pumpRunning~0 |isPumpRunning_#res|)} is VALID [2022-02-20 18:11:38,823 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {1662#(= ~pumpRunning~0 |isPumpRunning_#res|)} {1653#(= ~pumpRunning~0 0)} #223#return; {1660#(= 0 |timeShift___utac_acc__Specification5_spec__3_#t~ret22#1|)} is VALID [2022-02-20 18:11:38,824 INFO L290 TraceCheckUtils]: 0: Hoare triple {1651#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(13, 4);call #Ultimate.allocInit(3, 5);call write~init~int(79, 5, 0, 1);call write~init~int(110, 5, 1, 1);call write~init~int(0, 5, 2, 1);call #Ultimate.allocInit(4, 6);call write~init~int(79, 6, 0, 1);call write~init~int(102, 6, 1, 1);call write~init~int(102, 6, 2, 1);call write~init~int(0, 6, 3, 1);call #Ultimate.allocInit(7, 7);call write~init~int(44, 7, 0, 1);call write~init~int(80, 7, 1, 1);call write~init~int(117, 7, 2, 1);call write~init~int(109, 7, 3, 1);call write~init~int(112, 7, 4, 1);call write~init~int(58, 7, 5, 1);call write~init~int(0, 7, 6, 1);call #Ultimate.allocInit(3, 8);call write~init~int(79, 8, 0, 1);call write~init~int(110, 8, 1, 1);call write~init~int(0, 8, 2, 1);call #Ultimate.allocInit(4, 9);call write~init~int(79, 9, 0, 1);call write~init~int(102, 9, 1, 1);call write~init~int(102, 9, 2, 1);call write~init~int(0, 9, 3, 1);call #Ultimate.allocInit(3, 10);call write~init~int(41, 10, 0, 1);call write~init~int(32, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(2, 11);call write~init~int(10, 11, 0, 1);call write~init~int(0, 11, 1, 1);call #Ultimate.allocInit(30, 12);call #Ultimate.allocInit(9, 13);call #Ultimate.allocInit(21, 14);call #Ultimate.allocInit(30, 15);call #Ultimate.allocInit(9, 16);call #Ultimate.allocInit(21, 17);call #Ultimate.allocInit(30, 18);call #Ultimate.allocInit(9, 19);call #Ultimate.allocInit(25, 20);call #Ultimate.allocInit(30, 21);call #Ultimate.allocInit(9, 22);call #Ultimate.allocInit(25, 23);call #Ultimate.allocInit(13, 24);call #Ultimate.allocInit(7, 25);call write~init~int(44, 25, 0, 1);call write~init~int(77, 25, 1, 1);call write~init~int(101, 25, 2, 1);call write~init~int(116, 25, 3, 1);call write~init~int(104, 25, 4, 1);call write~init~int(58, 25, 5, 1);call write~init~int(0, 25, 6, 1);call #Ultimate.allocInit(5, 26);call write~init~int(67, 26, 0, 1);call write~init~int(82, 26, 1, 1);call write~init~int(73, 26, 2, 1);call write~init~int(84, 26, 3, 1);call write~init~int(0, 26, 4, 1);call #Ultimate.allocInit(3, 27);call write~init~int(79, 27, 0, 1);call write~init~int(75, 27, 1, 1);call write~init~int(0, 27, 2, 1);call #Ultimate.allocInit(2, 28);call write~init~int(41, 28, 0, 1);call write~init~int(0, 28, 1, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~switchedOnBeforeTS~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {1653#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:11:38,825 INFO L290 TraceCheckUtils]: 1: Hoare triple {1653#(= ~pumpRunning~0 0)} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret18#1, main_~retValue_acc~2#1, main_~tmp~2#1;havoc main_~retValue_acc~2#1;havoc main_~tmp~2#1;assume { :begin_inline_select_helpers } true; {1653#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:11:38,825 INFO L290 TraceCheckUtils]: 2: Hoare triple {1653#(= ~pumpRunning~0 0)} assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; {1653#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:11:38,826 INFO L290 TraceCheckUtils]: 3: Hoare triple {1653#(= ~pumpRunning~0 0)} assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~4#1;havoc valid_product_~retValue_acc~4#1;valid_product_~retValue_acc~4#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~4#1; {1653#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:11:38,826 INFO L290 TraceCheckUtils]: 4: Hoare triple {1653#(= ~pumpRunning~0 0)} main_#t~ret18#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;assume -2147483648 <= main_#t~ret18#1 && main_#t~ret18#1 <= 2147483647;main_~tmp~2#1 := main_#t~ret18#1;havoc main_#t~ret18#1; {1653#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:11:38,826 INFO L290 TraceCheckUtils]: 5: Hoare triple {1653#(= ~pumpRunning~0 0)} assume 0 != main_~tmp~2#1;assume { :begin_inline_setup } true; {1653#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:11:38,827 INFO L290 TraceCheckUtils]: 6: Hoare triple {1653#(= ~pumpRunning~0 0)} assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification5_spec__1 } true;~switchedOnBeforeTS~0 := 0; {1653#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:11:38,827 INFO L290 TraceCheckUtils]: 7: Hoare triple {1653#(= ~pumpRunning~0 0)} assume { :end_inline___utac_acc__Specification5_spec__1 } true;assume { :begin_inline_test } true;havoc test_#t~nondet14#1, test_#t~nondet15#1, test_#t~nondet16#1, test_#t~nondet17#1, test_~splverifierCounter~0#1, test_~tmp~1#1, test_~tmp___0~0#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~1#1;havoc test_~tmp___0~0#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; {1653#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:11:38,828 INFO L290 TraceCheckUtils]: 8: Hoare triple {1653#(= ~pumpRunning~0 0)} assume !false; {1653#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:11:38,828 INFO L290 TraceCheckUtils]: 9: Hoare triple {1653#(= ~pumpRunning~0 0)} assume test_~splverifierCounter~0#1 < 4; {1653#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:11:38,828 INFO L290 TraceCheckUtils]: 10: Hoare triple {1653#(= ~pumpRunning~0 0)} assume -2147483648 <= test_#t~nondet14#1 && test_#t~nondet14#1 <= 2147483647;test_~tmp~1#1 := test_#t~nondet14#1;havoc test_#t~nondet14#1; {1653#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:11:38,829 INFO L290 TraceCheckUtils]: 11: Hoare triple {1653#(= ~pumpRunning~0 0)} assume !(0 != test_~tmp~1#1); {1653#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:11:38,829 INFO L290 TraceCheckUtils]: 12: Hoare triple {1653#(= ~pumpRunning~0 0)} assume -2147483648 <= test_#t~nondet15#1 && test_#t~nondet15#1 <= 2147483647;test_~tmp___0~0#1 := test_#t~nondet15#1;havoc test_#t~nondet15#1; {1653#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:11:38,830 INFO L290 TraceCheckUtils]: 13: Hoare triple {1653#(= ~pumpRunning~0 0)} assume !(0 != test_~tmp___0~0#1); {1653#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:11:38,830 INFO L290 TraceCheckUtils]: 14: Hoare triple {1653#(= ~pumpRunning~0 0)} assume -2147483648 <= test_#t~nondet16#1 && test_#t~nondet16#1 <= 2147483647;test_~tmp___2~0#1 := test_#t~nondet16#1;havoc test_#t~nondet16#1; {1653#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:11:38,830 INFO L290 TraceCheckUtils]: 15: Hoare triple {1653#(= ~pumpRunning~0 0)} assume !(0 != test_~tmp___2~0#1);assume -2147483648 <= test_#t~nondet17#1 && test_#t~nondet17#1 <= 2147483647;test_~tmp___1~0#1 := test_#t~nondet17#1;havoc test_#t~nondet17#1; {1653#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:11:38,831 INFO L290 TraceCheckUtils]: 16: Hoare triple {1653#(= ~pumpRunning~0 0)} assume 0 != test_~tmp___1~0#1;assume { :begin_inline_stopSystem } true; {1653#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:11:38,831 INFO L290 TraceCheckUtils]: 17: Hoare triple {1653#(= ~pumpRunning~0 0)} assume !(0 != ~pumpRunning~0); {1653#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:11:38,832 INFO L290 TraceCheckUtils]: 18: Hoare triple {1653#(= ~pumpRunning~0 0)} ~systemActive~0 := 0; {1653#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:11:38,832 INFO L290 TraceCheckUtils]: 19: Hoare triple {1653#(= ~pumpRunning~0 0)} assume { :end_inline_stopSystem } true; {1653#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:11:38,832 INFO L272 TraceCheckUtils]: 20: Hoare triple {1653#(= ~pumpRunning~0 0)} call timeShift(); {1653#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:11:38,833 INFO L290 TraceCheckUtils]: 21: Hoare triple {1653#(= ~pumpRunning~0 0)} assume { :begin_inline___utac_acc__Specification5_spec__2 } true;havoc __utac_acc__Specification5_spec__2_#t~ret20#1; {1653#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:11:38,833 INFO L272 TraceCheckUtils]: 22: Hoare triple {1653#(= ~pumpRunning~0 0)} call __utac_acc__Specification5_spec__2_#t~ret20#1 := isPumpRunning(); {1651#true} is VALID [2022-02-20 18:11:38,833 INFO L290 TraceCheckUtils]: 23: Hoare triple {1651#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {1651#true} is VALID [2022-02-20 18:11:38,833 INFO L290 TraceCheckUtils]: 24: Hoare triple {1651#true} assume true; {1651#true} is VALID [2022-02-20 18:11:38,834 INFO L284 TraceCheckUtils]: 25: Hoare quadruple {1651#true} {1653#(= ~pumpRunning~0 0)} #215#return; {1653#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:11:38,834 INFO L290 TraceCheckUtils]: 26: Hoare triple {1653#(= ~pumpRunning~0 0)} assume -2147483648 <= __utac_acc__Specification5_spec__2_#t~ret20#1 && __utac_acc__Specification5_spec__2_#t~ret20#1 <= 2147483647;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret20#1;havoc __utac_acc__Specification5_spec__2_#t~ret20#1; {1653#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:11:38,835 INFO L290 TraceCheckUtils]: 27: Hoare triple {1653#(= ~pumpRunning~0 0)} assume { :end_inline___utac_acc__Specification5_spec__2 } true; {1653#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:11:38,835 INFO L290 TraceCheckUtils]: 28: Hoare triple {1653#(= ~pumpRunning~0 0)} assume !(0 != ~pumpRunning~0); {1653#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:11:38,835 INFO L290 TraceCheckUtils]: 29: Hoare triple {1653#(= ~pumpRunning~0 0)} assume !(0 != ~systemActive~0); {1653#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:11:38,836 INFO L290 TraceCheckUtils]: 30: Hoare triple {1653#(= ~pumpRunning~0 0)} assume { :begin_inline___utac_acc__Specification5_spec__3 } true;havoc __utac_acc__Specification5_spec__3_#t~ret21#1, __utac_acc__Specification5_spec__3_#t~ret22#1, __utac_acc__Specification5_spec__3_~tmp~3#1, __utac_acc__Specification5_spec__3_~tmp___0~1#1;havoc __utac_acc__Specification5_spec__3_~tmp~3#1;havoc __utac_acc__Specification5_spec__3_~tmp___0~1#1;assume { :begin_inline_getWaterLevel } true;havoc getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~9#1;havoc getWaterLevel_~retValue_acc~9#1;getWaterLevel_~retValue_acc~9#1 := ~waterLevel~0;getWaterLevel_#res#1 := getWaterLevel_~retValue_acc~9#1; {1653#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:11:38,836 INFO L290 TraceCheckUtils]: 31: Hoare triple {1653#(= ~pumpRunning~0 0)} __utac_acc__Specification5_spec__3_#t~ret21#1 := getWaterLevel_#res#1;assume { :end_inline_getWaterLevel } true;assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret21#1 && __utac_acc__Specification5_spec__3_#t~ret21#1 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp~3#1 := __utac_acc__Specification5_spec__3_#t~ret21#1;havoc __utac_acc__Specification5_spec__3_#t~ret21#1; {1653#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:11:38,836 INFO L290 TraceCheckUtils]: 32: Hoare triple {1653#(= ~pumpRunning~0 0)} assume 2 != __utac_acc__Specification5_spec__3_~tmp~3#1; {1653#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:11:38,837 INFO L272 TraceCheckUtils]: 33: Hoare triple {1653#(= ~pumpRunning~0 0)} call __utac_acc__Specification5_spec__3_#t~ret22#1 := isPumpRunning(); {1651#true} is VALID [2022-02-20 18:11:38,837 INFO L290 TraceCheckUtils]: 34: Hoare triple {1651#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {1662#(= ~pumpRunning~0 |isPumpRunning_#res|)} is VALID [2022-02-20 18:11:38,837 INFO L290 TraceCheckUtils]: 35: Hoare triple {1662#(= ~pumpRunning~0 |isPumpRunning_#res|)} assume true; {1662#(= ~pumpRunning~0 |isPumpRunning_#res|)} is VALID [2022-02-20 18:11:38,838 INFO L284 TraceCheckUtils]: 36: Hoare quadruple {1662#(= ~pumpRunning~0 |isPumpRunning_#res|)} {1653#(= ~pumpRunning~0 0)} #223#return; {1660#(= 0 |timeShift___utac_acc__Specification5_spec__3_#t~ret22#1|)} is VALID [2022-02-20 18:11:38,839 INFO L290 TraceCheckUtils]: 37: Hoare triple {1660#(= 0 |timeShift___utac_acc__Specification5_spec__3_#t~ret22#1|)} assume -2147483648 <= __utac_acc__Specification5_spec__3_#t~ret22#1 && __utac_acc__Specification5_spec__3_#t~ret22#1 <= 2147483647;__utac_acc__Specification5_spec__3_~tmp___0~1#1 := __utac_acc__Specification5_spec__3_#t~ret22#1;havoc __utac_acc__Specification5_spec__3_#t~ret22#1; {1661#(= |timeShift___utac_acc__Specification5_spec__3_~tmp___0~1#1| 0)} is VALID [2022-02-20 18:11:38,839 INFO L290 TraceCheckUtils]: 38: Hoare triple {1661#(= |timeShift___utac_acc__Specification5_spec__3_~tmp___0~1#1| 0)} assume 0 != __utac_acc__Specification5_spec__3_~tmp___0~1#1; {1652#false} is VALID [2022-02-20 18:11:38,839 INFO L290 TraceCheckUtils]: 39: Hoare triple {1652#false} assume 0 == ~switchedOnBeforeTS~0;assume { :begin_inline___automaton_fail } true; {1652#false} is VALID [2022-02-20 18:11:38,839 INFO L290 TraceCheckUtils]: 40: Hoare triple {1652#false} assume !false; {1652#false} is VALID [2022-02-20 18:11:38,841 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-20 18:11:38,841 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:11:38,842 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [456482189] [2022-02-20 18:11:38,842 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [456482189] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:11:38,842 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:11:38,842 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-20 18:11:38,842 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [393438220] [2022-02-20 18:11:38,842 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:11:38,843 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 1 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) Word has length 41 [2022-02-20 18:11:38,844 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:11:38,845 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 1 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2022-02-20 18:11:38,875 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 41 edges. 41 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:11:38,875 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-20 18:11:38,875 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:11:38,877 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-20 18:11:38,877 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-02-20 18:11:38,877 INFO L87 Difference]: Start difference. First operand 111 states and 142 transitions. Second operand has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 1 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2022-02-20 18:11:39,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:11:39,076 INFO L93 Difference]: Finished difference Result 199 states and 259 transitions. [2022-02-20 18:11:39,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-20 18:11:39,076 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 1 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) Word has length 41 [2022-02-20 18:11:39,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:11:39,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 1 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2022-02-20 18:11:39,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 146 transitions. [2022-02-20 18:11:39,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 1 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2022-02-20 18:11:39,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 146 transitions. [2022-02-20 18:11:39,082 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states and 146 transitions. [2022-02-20 18:11:39,182 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 146 edges. 146 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:11:39,183 INFO L225 Difference]: With dead ends: 199 [2022-02-20 18:11:39,183 INFO L226 Difference]: Without dead ends: 0 [2022-02-20 18:11:39,184 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2022-02-20 18:11:39,185 INFO L933 BasicCegarLoop]: 59 mSDtfsCounter, 33 mSDsluCounter, 157 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 216 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-20 18:11:39,186 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [34 Valid, 216 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 18:11:39,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-02-20 18:11:39,187 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-02-20 18:11:39,187 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:11:39,187 INFO L82 GeneralOperation]: Start isEquivalent. First operand 0 states. Second 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) [2022-02-20 18:11:39,187 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second 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) [2022-02-20 18:11:39,188 INFO L87 Difference]: Start difference. First operand 0 states. Second 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) [2022-02-20 18:11:39,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:11:39,188 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2022-02-20 18:11:39,188 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-02-20 18:11:39,188 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:11:39,188 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:11:39,189 INFO L74 IsIncluded]: Start isIncluded. First 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) Second operand 0 states. [2022-02-20 18:11:39,189 INFO L87 Difference]: Start difference. First 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) Second operand 0 states. [2022-02-20 18:11:39,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:11:39,189 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2022-02-20 18:11:39,189 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-02-20 18:11:39,189 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:11:39,190 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:11:39,190 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:11:39,190 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:11:39,190 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) [2022-02-20 18:11:39,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-02-20 18:11:39,190 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 41 [2022-02-20 18:11:39,191 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:11:39,191 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-02-20 18:11:39,191 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 1 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2022-02-20 18:11:39,191 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-02-20 18:11:39,191 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:11:39,194 INFO L764 garLoopResultBuilder]: Registering result SAFE for location timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-02-20 18:11:39,194 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-02-20 18:11:39,196 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-02-20 18:11:39,534 INFO L861 garLoopResultBuilder]: At program point deactivatePumpENTRY(lines 133 140) the Hoare annotation is: true [2022-02-20 18:11:39,535 INFO L858 garLoopResultBuilder]: For program point deactivatePumpEXIT(lines 133 140) no Hoare annotation was computed. [2022-02-20 18:11:39,535 INFO L858 garLoopResultBuilder]: For program point deactivatePumpFINAL(lines 133 140) no Hoare annotation was computed. [2022-02-20 18:11:39,535 INFO L858 garLoopResultBuilder]: For program point processEnvironment__wrappee__baseEXIT(lines 92 98) no Hoare annotation was computed. [2022-02-20 18:11:39,535 INFO L861 garLoopResultBuilder]: At program point processEnvironment__wrappee__baseFINAL(lines 92 98) the Hoare annotation is: true [2022-02-20 18:11:39,535 INFO L861 garLoopResultBuilder]: At program point changeMethaneLevelENTRY(lines 881 892) the Hoare annotation is: true [2022-02-20 18:11:39,535 INFO L858 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 881 892) no Hoare annotation was computed. [2022-02-20 18:11:39,535 INFO L858 garLoopResultBuilder]: For program point L885-1(lines 881 892) no Hoare annotation was computed. [2022-02-20 18:11:39,535 INFO L858 garLoopResultBuilder]: For program point cleanupEXIT(lines 294 323) no Hoare annotation was computed. [2022-02-20 18:11:39,535 INFO L861 garLoopResultBuilder]: At program point L319(lines 294 323) the Hoare annotation is: true [2022-02-20 18:11:39,535 INFO L861 garLoopResultBuilder]: At program point cleanupENTRY(lines 294 323) the Hoare annotation is: true [2022-02-20 18:11:39,535 INFO L858 garLoopResultBuilder]: For program point L315(line 315) no Hoare annotation was computed. [2022-02-20 18:11:39,535 INFO L858 garLoopResultBuilder]: For program point L308(lines 308 312) no Hoare annotation was computed. [2022-02-20 18:11:39,535 INFO L861 garLoopResultBuilder]: At program point L308-1(lines 308 312) the Hoare annotation is: true [2022-02-20 18:11:39,536 INFO L858 garLoopResultBuilder]: For program point L305(line 305) no Hoare annotation was computed. [2022-02-20 18:11:39,536 INFO L861 garLoopResultBuilder]: At program point L304-2(lines 304 318) the Hoare annotation is: true [2022-02-20 18:11:39,536 INFO L861 garLoopResultBuilder]: At program point L300(line 300) the Hoare annotation is: true [2022-02-20 18:11:39,536 INFO L858 garLoopResultBuilder]: For program point L300-1(line 300) no Hoare annotation was computed. [2022-02-20 18:11:39,536 INFO L858 garLoopResultBuilder]: For program point L861(lines 861 865) no Hoare annotation was computed. [2022-02-20 18:11:39,536 INFO L854 garLoopResultBuilder]: At program point L861-2(lines 857 868) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-02-20 18:11:39,536 INFO L854 garLoopResultBuilder]: At program point L114(line 114) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-02-20 18:11:39,536 INFO L854 garLoopResultBuilder]: At program point L110(line 110) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-02-20 18:11:39,536 INFO L858 garLoopResultBuilder]: For program point timeShiftFINAL(lines 65 91) no Hoare annotation was computed. [2022-02-20 18:11:39,536 INFO L854 garLoopResultBuilder]: At program point L445(line 445) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-02-20 18:11:39,536 INFO L858 garLoopResultBuilder]: For program point L445-1(line 445) no Hoare annotation was computed. [2022-02-20 18:11:39,537 INFO L854 garLoopResultBuilder]: At program point L119(line 119) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)))) [2022-02-20 18:11:39,537 INFO L854 garLoopResultBuilder]: At program point L119-1(lines 100 124) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)))) [2022-02-20 18:11:39,537 INFO L854 garLoopResultBuilder]: At program point L148(lines 141 151) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-02-20 18:11:39,537 INFO L858 garLoopResultBuilder]: For program point L850(line 850) no Hoare annotation was computed. [2022-02-20 18:11:39,538 INFO L858 garLoopResultBuilder]: For program point L462(lines 462 472) no Hoare annotation was computed. [2022-02-20 18:11:39,538 INFO L858 garLoopResultBuilder]: For program point L458(lines 458 475) no Hoare annotation was computed. [2022-02-20 18:11:39,538 INFO L854 garLoopResultBuilder]: At program point L458-1(lines 450 478) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-02-20 18:11:39,538 INFO L854 garLoopResultBuilder]: At program point L851(lines 846 853) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-02-20 18:11:39,538 INFO L858 garLoopResultBuilder]: For program point L463(lines 463 469) no Hoare annotation was computed. [2022-02-20 18:11:39,538 INFO L858 garLoopResultBuilder]: For program point L79-1(lines 79 85) no Hoare annotation was computed. [2022-02-20 18:11:39,538 INFO L858 garLoopResultBuilder]: For program point L108(lines 108 116) no Hoare annotation was computed. [2022-02-20 18:11:39,539 INFO L858 garLoopResultBuilder]: For program point L104(lines 104 121) no Hoare annotation was computed. [2022-02-20 18:11:39,539 INFO L854 garLoopResultBuilder]: At program point L930(lines 925 933) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-02-20 18:11:39,539 INFO L854 garLoopResultBuilder]: At program point L447(lines 440 449) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-02-20 18:11:39,539 INFO L854 garLoopResultBuilder]: At program point timeShiftENTRY(lines 65 91) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-02-20 18:11:39,539 INFO L854 garLoopResultBuilder]: At program point L460(line 460) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-02-20 18:11:39,539 INFO L858 garLoopResultBuilder]: For program point L460-1(line 460) no Hoare annotation was computed. [2022-02-20 18:11:39,539 INFO L858 garLoopResultBuilder]: For program point timeShiftEXIT(lines 65 91) no Hoare annotation was computed. [2022-02-20 18:11:39,540 INFO L858 garLoopResultBuilder]: For program point timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION(line 850) no Hoare annotation was computed. [2022-02-20 18:11:39,540 INFO L858 garLoopResultBuilder]: For program point L72(lines 72 78) no Hoare annotation was computed. [2022-02-20 18:11:39,540 INFO L858 garLoopResultBuilder]: For program point L72-2(lines 68 90) no Hoare annotation was computed. [2022-02-20 18:11:39,540 INFO L854 garLoopResultBuilder]: At program point L898(lines 893 901) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-02-20 18:11:39,540 INFO L861 garLoopResultBuilder]: At program point L287(lines 224 291) the Hoare annotation is: true [2022-02-20 18:11:39,540 INFO L858 garLoopResultBuilder]: For program point L254(lines 254 260) no Hoare annotation was computed. [2022-02-20 18:11:39,541 INFO L858 garLoopResultBuilder]: For program point L254-1(lines 254 260) no Hoare annotation was computed. [2022-02-20 18:11:39,541 INFO L854 garLoopResultBuilder]: At program point L217(lines 212 219) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= |ULTIMATE.start_main_~tmp~2#1| 1) (not (= 0 ~systemActive~0))) [2022-02-20 18:11:39,541 INFO L854 garLoopResultBuilder]: At program point L246(line 246) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= |ULTIMATE.start_main_~tmp~2#1| 1)) [2022-02-20 18:11:39,541 INFO L854 garLoopResultBuilder]: At program point L209(lines 197 211) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= |ULTIMATE.start_main_~tmp~2#1| 1)) [2022-02-20 18:11:39,541 INFO L858 garLoopResultBuilder]: For program point L201(lines 201 207) no Hoare annotation was computed. [2022-02-20 18:11:39,541 INFO L854 garLoopResultBuilder]: At program point L424(lines 419 427) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (not (= 0 ~systemActive~0))) [2022-02-20 18:11:39,541 INFO L858 garLoopResultBuilder]: For program point L201-1(lines 201 207) no Hoare annotation was computed. [2022-02-20 18:11:39,542 INFO L854 garLoopResultBuilder]: At program point L416(lines 412 418) the Hoare annotation is: (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2022-02-20 18:11:39,542 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-02-20 18:11:39,542 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-02-20 18:11:39,542 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-02-20 18:11:39,542 INFO L854 garLoopResultBuilder]: At program point L284(lines 233 285) the Hoare annotation is: false [2022-02-20 18:11:39,542 INFO L854 garLoopResultBuilder]: At program point L437(lines 432 439) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_main_~tmp~2#1| 1) (not (= 0 ~systemActive~0))) [2022-02-20 18:11:39,543 INFO L858 garLoopResultBuilder]: For program point L272(lines 272 278) no Hoare annotation was computed. [2022-02-20 18:11:39,543 INFO L854 garLoopResultBuilder]: At program point L272-2(lines 264 279) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= |ULTIMATE.start_main_~tmp~2#1| 1)) [2022-02-20 18:11:39,543 INFO L858 garLoopResultBuilder]: For program point L235(lines 234 283) no Hoare annotation was computed. [2022-02-20 18:11:39,543 INFO L858 garLoopResultBuilder]: For program point L264(lines 264 279) no Hoare annotation was computed. [2022-02-20 18:11:39,543 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-02-20 18:11:39,543 INFO L854 garLoopResultBuilder]: At program point L256(line 256) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= |ULTIMATE.start_main_~tmp~2#1| 1)) [2022-02-20 18:11:39,543 INFO L858 garLoopResultBuilder]: For program point L380(lines 380 387) no Hoare annotation was computed. [2022-02-20 18:11:39,544 INFO L858 garLoopResultBuilder]: For program point L380-2(lines 380 387) no Hoare annotation was computed. [2022-02-20 18:11:39,544 INFO L854 garLoopResultBuilder]: At program point L409(lines 405 411) the Hoare annotation is: (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2022-02-20 18:11:39,544 INFO L854 garLoopResultBuilder]: At program point L281(lines 234 283) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= |ULTIMATE.start_main_~tmp~2#1| 1)) [2022-02-20 18:11:39,544 INFO L858 garLoopResultBuilder]: For program point L244(lines 244 250) no Hoare annotation was computed. [2022-02-20 18:11:39,544 INFO L858 garLoopResultBuilder]: For program point L244-1(lines 244 250) no Hoare annotation was computed. [2022-02-20 18:11:39,544 INFO L858 garLoopResultBuilder]: For program point L236(lines 236 240) no Hoare annotation was computed. [2022-02-20 18:11:39,544 INFO L861 garLoopResultBuilder]: At program point L364(lines 356 366) the Hoare annotation is: true [2022-02-20 18:11:39,545 INFO L854 garLoopResultBuilder]: At program point L203(line 203) the Hoare annotation is: false [2022-02-20 18:11:39,545 INFO L861 garLoopResultBuilder]: At program point L389(lines 370 392) the Hoare annotation is: true [2022-02-20 18:11:39,545 INFO L854 garLoopResultBuilder]: At program point L352(lines 348 354) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_main_~tmp~2#1| 1) (not (= 0 ~systemActive~0))) [2022-02-20 18:11:39,545 INFO L858 garLoopResultBuilder]: For program point waterRiseEXIT(lines 869 880) no Hoare annotation was computed. [2022-02-20 18:11:39,545 INFO L858 garLoopResultBuilder]: For program point L873-1(lines 869 880) no Hoare annotation was computed. [2022-02-20 18:11:39,545 INFO L861 garLoopResultBuilder]: At program point waterRiseENTRY(lines 869 880) the Hoare annotation is: true [2022-02-20 18:11:39,545 INFO L858 garLoopResultBuilder]: For program point isPumpRunningEXIT(lines 152 160) no Hoare annotation was computed. [2022-02-20 18:11:39,546 INFO L861 garLoopResultBuilder]: At program point isPumpRunningENTRY(lines 152 160) the Hoare annotation is: true [2022-02-20 18:11:39,546 INFO L858 garLoopResultBuilder]: For program point isPumpRunningFINAL(lines 152 160) no Hoare annotation was computed. [2022-02-20 18:11:39,549 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-02-20 18:11:39,550 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-02-20 18:11:39,553 WARN L170 areAnnotationChecker]: deactivatePumpFINAL has no Hoare annotation [2022-02-20 18:11:39,553 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2022-02-20 18:11:39,553 WARN L170 areAnnotationChecker]: L885-1 has no Hoare annotation [2022-02-20 18:11:39,553 WARN L170 areAnnotationChecker]: L885-1 has no Hoare annotation [2022-02-20 18:11:39,554 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2022-02-20 18:11:39,554 WARN L170 areAnnotationChecker]: L873-1 has no Hoare annotation [2022-02-20 18:11:39,555 WARN L170 areAnnotationChecker]: L873-1 has no Hoare annotation [2022-02-20 18:11:39,555 WARN L170 areAnnotationChecker]: isPumpRunningFINAL has no Hoare annotation [2022-02-20 18:11:39,555 WARN L170 areAnnotationChecker]: deactivatePumpFINAL has no Hoare annotation [2022-02-20 18:11:39,555 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2022-02-20 18:11:39,555 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2022-02-20 18:11:39,555 WARN L170 areAnnotationChecker]: L885-1 has no Hoare annotation [2022-02-20 18:11:39,555 WARN L170 areAnnotationChecker]: L300-1 has no Hoare annotation [2022-02-20 18:11:39,556 WARN L170 areAnnotationChecker]: L445-1 has no Hoare annotation [2022-02-20 18:11:39,556 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2022-02-20 18:11:39,556 WARN L170 areAnnotationChecker]: L873-1 has no Hoare annotation [2022-02-20 18:11:39,556 WARN L170 areAnnotationChecker]: isPumpRunningFINAL has no Hoare annotation [2022-02-20 18:11:39,556 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2022-02-20 18:11:39,556 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2022-02-20 18:11:39,556 WARN L170 areAnnotationChecker]: L79-1 has no Hoare annotation [2022-02-20 18:11:39,557 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2022-02-20 18:11:39,557 WARN L170 areAnnotationChecker]: L300-1 has no Hoare annotation [2022-02-20 18:11:39,557 WARN L170 areAnnotationChecker]: L445-1 has no Hoare annotation [2022-02-20 18:11:39,557 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2022-02-20 18:11:39,558 WARN L170 areAnnotationChecker]: isPumpRunningEXIT has no Hoare annotation [2022-02-20 18:11:39,558 WARN L170 areAnnotationChecker]: isPumpRunningEXIT has no Hoare annotation [2022-02-20 18:11:39,558 WARN L170 areAnnotationChecker]: L201-1 has no Hoare annotation [2022-02-20 18:11:39,558 WARN L170 areAnnotationChecker]: L79-1 has no Hoare annotation [2022-02-20 18:11:39,558 WARN L170 areAnnotationChecker]: L254-1 has no Hoare annotation [2022-02-20 18:11:39,558 WARN L170 areAnnotationChecker]: L305 has no Hoare annotation [2022-02-20 18:11:39,558 WARN L170 areAnnotationChecker]: L72 has no Hoare annotation [2022-02-20 18:11:39,559 WARN L170 areAnnotationChecker]: L244-1 has no Hoare annotation [2022-02-20 18:11:39,559 WARN L170 areAnnotationChecker]: L460-1 has no Hoare annotation [2022-02-20 18:11:39,559 WARN L170 areAnnotationChecker]: L458 has no Hoare annotation [2022-02-20 18:11:39,559 WARN L170 areAnnotationChecker]: L264 has no Hoare annotation [2022-02-20 18:11:39,559 WARN L170 areAnnotationChecker]: L264 has no Hoare annotation [2022-02-20 18:11:39,560 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2022-02-20 18:11:39,560 WARN L170 areAnnotationChecker]: L305 has no Hoare annotation [2022-02-20 18:11:39,560 WARN L170 areAnnotationChecker]: L72 has no Hoare annotation [2022-02-20 18:11:39,560 WARN L170 areAnnotationChecker]: L72 has no Hoare annotation [2022-02-20 18:11:39,560 WARN L170 areAnnotationChecker]: L380 has no Hoare annotation [2022-02-20 18:11:39,560 WARN L170 areAnnotationChecker]: L254 has no Hoare annotation [2022-02-20 18:11:39,560 WARN L170 areAnnotationChecker]: L254 has no Hoare annotation [2022-02-20 18:11:39,560 WARN L170 areAnnotationChecker]: L462 has no Hoare annotation [2022-02-20 18:11:39,560 WARN L170 areAnnotationChecker]: L462 has no Hoare annotation [2022-02-20 18:11:39,561 WARN L170 areAnnotationChecker]: L458 has no Hoare annotation [2022-02-20 18:11:39,561 WARN L170 areAnnotationChecker]: L458 has no Hoare annotation [2022-02-20 18:11:39,562 WARN L170 areAnnotationChecker]: L272 has no Hoare annotation [2022-02-20 18:11:39,562 WARN L170 areAnnotationChecker]: L272 has no Hoare annotation [2022-02-20 18:11:39,562 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2022-02-20 18:11:39,562 WARN L170 areAnnotationChecker]: L308 has no Hoare annotation [2022-02-20 18:11:39,562 WARN L170 areAnnotationChecker]: L308 has no Hoare annotation [2022-02-20 18:11:39,562 WARN L170 areAnnotationChecker]: L861 has no Hoare annotation [2022-02-20 18:11:39,562 WARN L170 areAnnotationChecker]: L861 has no Hoare annotation [2022-02-20 18:11:39,563 WARN L170 areAnnotationChecker]: L72-2 has no Hoare annotation [2022-02-20 18:11:39,563 WARN L170 areAnnotationChecker]: L72-2 has no Hoare annotation [2022-02-20 18:11:39,563 WARN L170 areAnnotationChecker]: L380 has no Hoare annotation [2022-02-20 18:11:39,563 WARN L170 areAnnotationChecker]: L380 has no Hoare annotation [2022-02-20 18:11:39,563 WARN L170 areAnnotationChecker]: L254-1 has no Hoare annotation [2022-02-20 18:11:39,563 WARN L170 areAnnotationChecker]: L463 has no Hoare annotation [2022-02-20 18:11:39,563 WARN L170 areAnnotationChecker]: L463 has no Hoare annotation [2022-02-20 18:11:39,563 WARN L170 areAnnotationChecker]: timeShiftFINAL has no Hoare annotation [2022-02-20 18:11:39,564 WARN L170 areAnnotationChecker]: L235 has no Hoare annotation [2022-02-20 18:11:39,564 WARN L170 areAnnotationChecker]: L460-1 has no Hoare annotation [2022-02-20 18:11:39,564 WARN L170 areAnnotationChecker]: L201 has no Hoare annotation [2022-02-20 18:11:39,564 WARN L170 areAnnotationChecker]: L201 has no Hoare annotation [2022-02-20 18:11:39,564 WARN L170 areAnnotationChecker]: L315 has no Hoare annotation [2022-02-20 18:11:39,565 WARN L170 areAnnotationChecker]: L72-2 has no Hoare annotation [2022-02-20 18:11:39,565 WARN L170 areAnnotationChecker]: L104 has no Hoare annotation [2022-02-20 18:11:39,565 WARN L170 areAnnotationChecker]: L104 has no Hoare annotation [2022-02-20 18:11:39,566 WARN L170 areAnnotationChecker]: L380-2 has no Hoare annotation [2022-02-20 18:11:39,566 WARN L170 areAnnotationChecker]: L850 has no Hoare annotation [2022-02-20 18:11:39,566 WARN L170 areAnnotationChecker]: L850 has no Hoare annotation [2022-02-20 18:11:39,566 WARN L170 areAnnotationChecker]: timeShiftFINAL has no Hoare annotation [2022-02-20 18:11:39,566 WARN L170 areAnnotationChecker]: L235 has no Hoare annotation [2022-02-20 18:11:39,566 WARN L170 areAnnotationChecker]: L235 has no Hoare annotation [2022-02-20 18:11:39,566 WARN L170 areAnnotationChecker]: L201-1 has no Hoare annotation [2022-02-20 18:11:39,566 WARN L170 areAnnotationChecker]: L380-2 has no Hoare annotation [2022-02-20 18:11:39,566 WARN L170 areAnnotationChecker]: L315 has no Hoare annotation [2022-02-20 18:11:39,568 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2022-02-20 18:11:39,568 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2022-02-20 18:11:39,568 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2022-02-20 18:11:39,569 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2022-02-20 18:11:39,569 WARN L170 areAnnotationChecker]: L236 has no Hoare annotation [2022-02-20 18:11:39,569 WARN L170 areAnnotationChecker]: L108 has no Hoare annotation [2022-02-20 18:11:39,569 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2022-02-20 18:11:39,569 WARN L170 areAnnotationChecker]: L244 has no Hoare annotation [2022-02-20 18:11:39,569 WARN L170 areAnnotationChecker]: L244 has no Hoare annotation [2022-02-20 18:11:39,569 WARN L170 areAnnotationChecker]: L108 has no Hoare annotation [2022-02-20 18:11:39,569 WARN L170 areAnnotationChecker]: L108 has no Hoare annotation [2022-02-20 18:11:39,569 WARN L170 areAnnotationChecker]: L244-1 has no Hoare annotation [2022-02-20 18:11:39,570 INFO L163 areAnnotationChecker]: CFG has 27 edges. 27 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2022-02-20 18:11:39,583 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.02 06:11:39 BoogieIcfgContainer [2022-02-20 18:11:39,583 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-20 18:11:39,584 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-02-20 18:11:39,584 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-02-20 18:11:39,584 INFO L275 PluginConnector]: Witness Printer initialized [2022-02-20 18:11:39,585 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 06:11:36" (3/4) ... [2022-02-20 18:11:39,587 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-02-20 18:11:39,592 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2022-02-20 18:11:39,592 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2022-02-20 18:11:39,592 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2022-02-20 18:11:39,592 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2022-02-20 18:11:39,592 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2022-02-20 18:11:39,593 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2022-02-20 18:11:39,593 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2022-02-20 18:11:39,605 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 48 nodes and edges [2022-02-20 18:11:39,605 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2022-02-20 18:11:39,605 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2022-02-20 18:11:39,606 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-02-20 18:11:39,606 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-02-20 18:11:39,606 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-02-20 18:11:39,606 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-02-20 18:11:39,626 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == 0 && \result == 1) && !(0 == systemActive) [2022-02-20 18:11:39,626 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && \result == 1) && tmp == 1) && !(0 == systemActive) [2022-02-20 18:11:39,626 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && \result == 1) && tmp == 1) && !(0 == systemActive) [2022-02-20 18:11:39,626 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && \result == 1) && splverifierCounter == 0) && tmp == 1 [2022-02-20 18:11:39,627 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || pumpRunning == 0 [2022-02-20 18:11:39,628 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) [2022-02-20 18:11:39,628 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && \result == 1) && splverifierCounter == 0) && tmp == 1) && !(0 == systemActive) [2022-02-20 18:11:39,628 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || pumpRunning == 0 [2022-02-20 18:11:39,628 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || (pumpRunning == 0 && !(0 == systemActive)) [2022-02-20 18:11:39,629 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) [2022-02-20 18:11:39,629 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && \result == 1) && splverifierCounter == 0) && tmp == 1 [2022-02-20 18:11:39,629 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || pumpRunning == 0 [2022-02-20 18:11:39,629 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) [2022-02-20 18:11:39,629 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) [2022-02-20 18:11:39,650 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-02-20 18:11:39,650 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-02-20 18:11:39,652 INFO L158 Benchmark]: Toolchain (without parser) took 4146.48ms. Allocated memory was 127.9MB in the beginning and 155.2MB in the end (delta: 27.3MB). Free memory was 94.1MB in the beginning and 126.9MB in the end (delta: -32.8MB). Peak memory consumption was 64.1MB. Max. memory is 16.1GB. [2022-02-20 18:11:39,652 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 86.0MB. Free memory was 41.6MB in the beginning and 41.5MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-02-20 18:11:39,652 INFO L158 Benchmark]: CACSL2BoogieTranslator took 485.11ms. Allocated memory is still 127.9MB. Free memory was 93.8MB in the beginning and 91.6MB in the end (delta: 2.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-02-20 18:11:39,652 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.53ms. Allocated memory is still 127.9MB. Free memory was 91.6MB in the beginning and 89.4MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-02-20 18:11:39,653 INFO L158 Benchmark]: Boogie Preprocessor took 41.79ms. Allocated memory is still 127.9MB. Free memory was 89.4MB in the beginning and 87.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-02-20 18:11:39,653 INFO L158 Benchmark]: RCFGBuilder took 493.73ms. Allocated memory is still 127.9MB. Free memory was 87.4MB in the beginning and 68.5MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-02-20 18:11:39,653 INFO L158 Benchmark]: TraceAbstraction took 2994.39ms. Allocated memory was 127.9MB in the beginning and 155.2MB in the end (delta: 27.3MB). Free memory was 67.9MB in the beginning and 58.5MB in the end (delta: 9.3MB). Peak memory consumption was 39.6MB. Max. memory is 16.1GB. [2022-02-20 18:11:39,654 INFO L158 Benchmark]: Witness Printer took 66.36ms. Allocated memory is still 155.2MB. Free memory was 58.5MB in the beginning and 126.9MB in the end (delta: -68.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-02-20 18:11:39,655 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 86.0MB. Free memory was 41.6MB in the beginning and 41.5MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 485.11ms. Allocated memory is still 127.9MB. Free memory was 93.8MB in the beginning and 91.6MB in the end (delta: 2.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.53ms. Allocated memory is still 127.9MB. Free memory was 91.6MB in the beginning and 89.4MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.79ms. Allocated memory is still 127.9MB. Free memory was 89.4MB in the beginning and 87.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 493.73ms. Allocated memory is still 127.9MB. Free memory was 87.4MB in the beginning and 68.5MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * TraceAbstraction took 2994.39ms. Allocated memory was 127.9MB in the beginning and 155.2MB in the end (delta: 27.3MB). Free memory was 67.9MB in the beginning and 58.5MB in the end (delta: 9.3MB). Peak memory consumption was 39.6MB. Max. memory is 16.1GB. * Witness Printer took 66.36ms. Allocated memory is still 155.2MB. Free memory was 58.5MB in the beginning and 126.9MB in the end (delta: -68.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 850]: 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 8 procedures, 85 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.9s, OverallIterations: 4, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 200 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 195 mSDsluCounter, 761 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 417 mSDsCounter, 25 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 50 IncrementalHoareTripleChecker+Invalid, 75 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 25 mSolverCounterUnsat, 344 mSDtfsCounter, 50 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 40 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=111occurred in iteration=3, InterpolantAutomatonStates: 17, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 3 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 40 LocationsWithAnnotation, 209 PreInvPairs, 239 NumberOfFragments, 250 HoareAnnotationTreeSize, 209 FomulaSimplifications, 45 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 40 FomulaSimplificationsInter, 333 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 144 NumberOfCodeBlocks, 144 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 140 ConstructedInterpolants, 0 QuantifiedInterpolants, 240 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 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 1 specifications checked. All of them hold - InvariantResult [Line: 412]: Loop Invariant Derived loop invariant: pumpRunning == 0 && !(0 == systemActive) - InvariantResult [Line: 141]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 846]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 440]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 348]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && \result == 1) && tmp == 1) && !(0 == systemActive) - InvariantResult [Line: 432]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && \result == 1) && tmp == 1) && !(0 == systemActive) - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 212]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && \result == 1) && splverifierCounter == 0) && tmp == 1) && !(0 == systemActive) - InvariantResult [Line: 405]: Loop Invariant Derived loop invariant: pumpRunning == 0 && !(0 == systemActive) - InvariantResult [Line: 197]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && \result == 1) && splverifierCounter == 0) && tmp == 1 - InvariantResult [Line: 419]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 356]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 925]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 450]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 233]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 857]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 893]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 304]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 234]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && \result == 1) && splverifierCounter == 0) && tmp == 1 - InvariantResult [Line: 224]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 370]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 100]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || (pumpRunning == 0 && !(0 == systemActive)) RESULT: Ultimate proved your program to be correct! [2022-02-20 18:11:39,698 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE